2016

258.

Maryam Zare, Zeinab Moradi–Shoeili, Mojtaba Bagherzadeh, Serdar Akbayrak, Saim Özkar, Immobilization of a Molybdenum Complex on the Surface of  Magnetic Nanoparticles for the Catalytic Epoxidation of Olefins, New Journal of Chemistry, http://dx.doi.org/10.1039/C5NJ02218E

257.

S. Duman, M. Masjedi, S. Özkar, “Highly active and long lived homogeneous catalyst for the dehydrogenation of dimethylamine borane starting with ruthenium(III) acetylacetonate and oleylamine precatalyst”, Journal of Molecular Catalysis A: Chemical, 411 (2016) 9–18, http://dx.doi.org/doi:10.1016/j.molcata.2015.08.006

256.

D. Özhava, S. Özkar, "Rhodium(0) Nanoparticles Supported on Nanosilica: Highly Active and Long Lived Catalyst in Hydrogen Generation from the Methanolysis of Ammonia Borane", Applied Catalysis B: Environmental 181 (2016) 716–726. http://dx.doi.org/10.1016/j.apcatb.2015.08.038  

255.

F. Durap, S. Çalışkan, S. Özkar, K. Karakaş, M. Zahmakiran, “Ruthenium(0) Nanoparticles Stabilized by Dihydrogen Phosphate Anion: Highly Active, Isolable and Reusable Nanocatalyst for Hydrogen Generation from the Hydrolysis of Ammonia Borane at Room Temperature”, Materials 8 (2015) 4226-4238

http://dx.doi.org/10.3390/ma8074226 

254.

D. Özhava, S. Özkar, “Rhodium(0) Nanoparticles Supported on Hydroxyapatite Nanospheres and further stabilized by dihydrogen phosphate ion: A highly active catalyst in Hydrogen Generation from the Methanolysis of Ammonia Borane", International Journal of Hydrogen Energy, 40 (2015) 10491-10501.

http://dx.doi.org/10.1016/j.ijhydene.2015.06.144

253.

E. Ünel, M. Masjedi, S. Özkar, “A New Homogeneous Catalyst For the Dehydrogenation of Dimethylamine Borane Starting With Ruthenium(III) Acetylacetonate”,  Materials, 8 (2015) 3155-3167 http://dx.doi.org/10.3390/ma8063155 

252.

W. Laxson, S. Özkar, S. Folkman, R. Finke, “The Story of a Mechanism-Based Solution to an Irreproducible Synthesis Resulting in an Unexpected Closed-System Requirement the LiBEt₃H-Based Reduction: the Case of the Novel Subnanometer Cluster, [Ir(1,5 COD)(µ H)]₄, and the Resulting Improved, Independently Repeatable, Reliable Synthesis”,  Inorg. Chim. Acta, Inorganica Chimica Acta 432 (2015) 250–257. http://dx.doi.org/10.1016/j.ica.2015.04.015

251.

Ercan Bayram, Jing Lu, Ceren Aydin, Nigel D. Browning, Saim Özkar, Eric Finney, Bruce C. Gates, Richard G. Finke, “Agglomerative Sintering of an Atomically Dispersed Ir1/Zeolite Y Catalyst: Compelling Evidence Against Ostwald Ripening But for Bimolecular and Autocatalytic Agglomeration Catalyst Sintering Steps”, ACS Catalysis, 5(2015) 3514-3527. http://dx.doi.org/10.1021/acscatal.5b00321 WOS:000355964300039

250.

Adam Crooks, Kuang-Hway Yih, Long Li, Judith C. Yang, Saim Özkar, Richard G. Finke, “Unintuitive Inverse Dependence of the Apparent Turnover Frequency on Precatalyst Concentration: A Quantitative Explanation in the Case of Ziegler-Type Nanoparticle Catalysts Made from [(1,5-COD)Ir(m-O₂C₈H₁₅)]₂ and AlEt₃”, ACS Catalysis 5 (2015) 3342–3353, http://dx.doi.org/10.1021/acscatal.5b00347 WOS:000355964300020

249.

M. Kılınç, G. Çakal, G. Bayram, İ. Eroglu, S. Özkar, "Flame retardancy and mechanical properties of pet-based composites containing phosphorus and boron-based additives", J. APPL. POLYM. SCI. 2015, Journal of Applied Polymer Science, J. APPL. POLYM. SCI. 132 (2015), 42016 (1-6). http://dx.doi.org/10.1002/app.42016

248.

S. Karahan, S. Özkar, “Poly(4-styrenesulfonic acid-co-maleic acid) stabilized cobalt(0) nanoparticles: A cost-effective and magnetically recoverable catalyst in hydrogen generation from the hydrolysis of hydrazine borane”, International Journal of Hydrogen Energy 40 (2015), 2255-2265 http://dx.doi.org/10.1016/j.ijhydene.2014.12.028

247.

Akın Baysal, Murat Aydemir, Saim Özkar, Feyyaz Durap, Leyla Tatar Yıldırım, Yusuf S Ocak, “Ruthenium(II) bipyridine Complex Containing 4,5-diazafluorene Moiety: Synthesis, Characterization and its Applications in Transfer Hydrogenation of Ketones and Dye Sensitized Solar Cells”, Polyhedron 89 (2015) 55–61, http://dx.doi.org/10.1016/j.poly.2014.12.046

246.

D. Özhava, N. Kılıçaslan, S. Özkar, “PVP-stabilized Nickel(0) Nanoparticles as Catalyst in Hydrogen Generation from the Methanolysis of Hydrazine Borane or Ammonia Borane”, Applied Catalysis B:  Environmental, 162 (2015) 573–582, http://dx.doi.org/10.1016/j.apcatb.2014.07.033

245.

M. Bagherzadeh, M. Zare, T. Salemnoush, M. Amini, S. Akbayrak, S. Özkar, “Epoxidation of olefins catalyzed by a molybdenum-Schiff base complex anchored in the pores of SBA-15", Journal of Molecular Catalysis A: Chemical. 395 (2014) 470–480, http://dx.doi.org/10.1016/j.molcata.2014.09.004

244.

D. Özhava, A. M. Önal, S. Özkar, “Electrochemical Behavior of Hydrazine Borane in Methanol Solution”,

Journal of The Electrochemical Society, 161 (2014) F1171-F1175. http://dx.doi.org/10.1149/2.0211412jes

243.

S. Akbayrak, M. Kaya, M. Volkan, S. Özkar, “Ruthenium(0) nanoparticles supported on magnetic silica coated cobalt ferrite: Reusable catalyst in hydrogen generation from the hydrolysis of ammonia-borane”, Journal of Molecular Catalysis A: Chemical 394 (2014) 253–261. http://dx.doi.org/10.1016/j.molcata.2014.07.010

242.

M. Yurderi, A. Bulut, M. Zahmakiran, M. Gülcan, S. Özkar, “Ruthenium(0) Nanoparticles Stabilized by Metal-Organic Framework (ZIF-8): Highly Active and Reusable Catalyst in the Dehydrogenation of Dimethylamine-Borane and Transfer Hydrogenation of Alkenes using Dimehtylamine-Borane as  Hydrogen Source”, Applied Catalysis B: Environmental, 160–161 (2014) 534-541, http://dx.doi.org/10.1016/j.apcatb.2014.06.009

241.

H. Durak, M. Gulcan, M. Zahmakiran, S. Özkar, M. Kaya, “Hydroxyapatite Nanospheres Supported Ruthenium(0) Nanoparticles as Highly Active Catalyst in Hydrogen Generation from the Hydrolysis of Ammonia Borane: Insight to Kinetics of Nanoparticles Formation and Hydrogen Evolution” RSC Advances, RSC Adv. 4 (2014) 28947-28955. http://dx.doi.org/10.1039/c4ra03213f

240.

S. Akbayrak, S. Tanyildizi, I. Morkan, S. Ökar “Ruthenium(0) nanoparticles supported on nanotitania as highly active and reusable catalyst in hydrogen generation from the hydrolysis of ammonia borane”, International Journal of Hydrogen Energy, 39 (2014) 9628-9637. http://dx.doi.org/10.1016/j.ijhydene.2014.04.091

239.

P.E. Cürdaneli, S. Özkar, “Ruthenium(III) ion-exchanged zeolite Y as  highly active and reusable catalyst in decomposition of nitrous oxide to sole nitrogen and oxygen”, Microporous and Mesoporous Materials, 196 (2014) 51–58, http://dx.doi.org/10.1016/j.micromeso.2014.04.052

238.

S. Akbayrak, S. Gençtürk, I. Morkan, S. Özkar "Rhodium(0) nanoparticles supported on nanotitania as highly active catalyst in hydrogen generation from the hydrolysis of ammonia borane", RSC Advances, 4 (2014) 13742–13748. http://dx.doi.org/10.1039/C4RA00469H

237.

W. W. Laxson, S. Özkar, R. G. Finke, “Tri-Niobium, Wells-Dawson Type Polyoxoanion, [(n-C₄H₉)₄N]₉P₂W₁₅Nb₃O₆₂: Improvements in the Synthesis, Its Reliability, the Purity of the Product and the Detailed Synthetic Procedure”, Inorganic Chemistry 53 (2014) 2666−2676. http://dx.doi.org/10.1021/ic403057k

236.

M. Bagherzadeh, M. Zare, T. Salemnoush, S. Akbayrak, S. Ozkar, “Immobilization of dioxomolybdenum(VI) complex bearing salicylidene 2-picoloyl hydrazone on chloropropyl functionalized SBA-15: A highly active, selective and reusable catalyst in olefin epoxidation”, Applied Catalysis A: General 475 (2014) 55–62.

http://dx.doi.org/10.1016/j.apcata.2014.01.020

235.

Y. Tonbul, M. Zahmakiran, S. Özkar, “Iridium(0) nanoparticles dispersed in zeolite framework: highly active, long-lived, and green nanocatalyst in solvent free hydrogenation of aromatics under mild conditions”, Applied Catalysis B: Environmental 148–149 (2014) 466–472. http://dx.doi.org/10.1016/j.apcatb.2013.11.017

234.

M. Zahmakıran, M. Gülcan, S. Özkar, “Palladium(0) Nanoparticles Supported on Metal Organic Framework as Highly Active and Reusable Nanocatalyst in Dehydrogenation of Dimethylamine-Borane”, Applied Catalysis B: Environmental 147 (2014) 394-401. http://dx.doi.org/10.1016/j.apcatb.2013.09.

233.

S. Akbayrak, M. Kaya, M. Volkan, S. Özkar, “Palladium(0) nanoparticles supported on silica-coated cobalt ferrite:  A highly active, magnetically isolable and reusable catalyst for hydrolytic dehydrogenation of ammonia borane”, Applied Catalysis B: Environmental 147 (2014) 387-393. http://dx.doi.org/10.1016/j.apcatb.2013.09.023

232.

S. Akbayrak, S. Özkar, “Ruthenium(0) nanoparticles supported on xonotlite nanowire as long-lived catalyst for hydrolytic dehydrogeneration of ammonia borane”, Dalton Transactions, 2014, 43 (4), 1797–1805.

http://dx.doi.org/10.1039/C3DT52701H

2013

231.

S. Şencanlı, S. Karahan, S. Özkâr, "Poly(4-styrenesulfonic acid-co-maleic acid) stabilized nickel(0) nanoparticles: Highly active and cost effective catalyst in hydrogen generation from the hydrolysis of hydrazine borane”, International Journal of Hydrogen Energy, 38 (2013) 14693-14703. http://dx.doi.org/10.1016/j.ijhydene.2013.09.060

230.

I. K. Hamdemir, S. Özkar, R. G. Finke, “Exceptionally Thermally Stable, Hydrocarbon Soluble Ziegler-type Ir(0)n Nanoparticle Catalysts Made from [Ir(1,5-COD)(µ-O2C8H15)]2 Plus AlEt3: Tests of Key Hypotheses for Their Unusual Stabilization”, Journal of Molecular Catalysis A: Chemical, 378 (2013) 333-343.

http://dx.doi.org/10.1016/j.molcata.2013.07.005

229

M. Zahmakıran, S. Özkar, “Transition Metal Nanoparticles in Catalysis for the Hydrogen Generation from the Hydrolysis of Ammonia-Borane”, Topics in Catalysis, 56 (2013) 1171-1183.

http://dx.doi.org/10.1007/s11244-013-0083-5

228.

S. Özkâr, Transition metal nanoparticles as catalyst in hydrogen generation from the boron based hydrogen storage materials, in New and Future Developments in Catalysis. Batteries, Hydrogen Storage and Fuel Cells, Ed.: S. L. Suib, Chapter 7, 165-189, Elsevier, 2013.  http://dx.doi.org/10.1016/B978-0-444-53880-2.00009-0

227.

S. Duman, S. Özkar "Oleylamine-stabilized ruthenium(0) nanoparticles catalyst in dehydrogenation of dimethylamine-borane ", International Journal of Hydrogen Energy, 38 (2013) 10000-10011.

http://dx.doi.org/10.1016/j.ijhydene.2013.05.119

226.

H. Göksu, D. Dalmizrak, S. Akbayrak, M.S. Gültekin, S. Özkar, Ö. Metin, “One–Pot Synthesis of 1,2/3-triols from the Allylic Hydroperoxides Catalyzed by Zeolite-Confined Osmium(0) Nanoclusters”,  Journal of Molecular Catalysis A: Chemical, 378 (2013) 142–147. http://dx.doi.org/10.1016/j.molcata.2013.06.013

225.

S. Akbayrak, P. Erdek, S. Özkar, "Hydroxyapatite supported ruthenium(0) nanoparticles catalyst in hydrolytic dehydrogenation of ammonia-borane: Insight to the nanoparticles formation and hydrogen evolution kinetics", Applied Catalysis B: Environmental 142-143 (2013) 187-195. http://dx.doi.org/10.1016/j.apcatb.2013.05.015

224.

S. Duman, Ö. Metin, S. Özkar " B-N Polymer Embedded Iron(0) Nanoparticles as Highly Active and Long Lived Catalyst in the Dehydrogenation of Ammonia Borane", Journal of Nanoscience and Nanotechnology, 13 (2013) 4954-4961. http://dx.doi.org/10.1166/jnn.2013.7604

223.

B. Baltacı, G. Ö. Çakal, G. Bayram, İ. Eroğlu, S. Özkâr, "Surfactant Modified Zinc Borate Synthesis and Its Effect on the Properties of PET", Powder Technology, 244 (2013) 38-44. http://dx.doi.org/10.1016/j.powtec.2013.04.006

222.

A. Boran, S. Erkan, S. Özkâr, I. Eroğlu, "Kinetics of Hydrogen Generation From The Hydrolysis Of Sodium Borohydride On Pt/C Catalyst In A Flow Reactor" International Journal of Energy Research 37 (2013) 443–448.

http://dx.doi.org/10.1002/er.3007

221.

S. Duman, S. Özkar "Hydrogen generation from the dehydrogenation of ammonia-borane in the presence of ruthenium(III) acetylacetonate forming a homogeneous catalyst", International Journal of Hydrogen Energy, 38 (2013) 180-187.  http://dx.doi.org/10.1016/j.ijhydene.2012.10.041

2012

220.

M. Zahmakıran, S. Özkar , Preparation of Metal Nanoparticles Stabilized by the Framework of Porous Materials; in Sustainable Preparation of Metal Nanoparticles: Methods and Applications Eds.: R. Luque, R. S. Varma,  Chapter 3, page 33-66,  RSC Publishing, London, 2012. ISBN: 978-1-84973-428-8.

http://dx.doi.org/10.1039/9781849735469-00034

219.

S. Akbayrak, S. Özkar, “Ruthenium(0) nanoparticles supported on multi-walled carbon nanotube as highly active catalyst for hydrogen generation from ammonia-borane”, ACS Appl. Mater. Interfaces 4 (2012) 6302−6310. http://dx.doi.org/10.1021/am3019146

218.

M. Kaya, M. Zahmakıran, S. Özkar, M. Volkan, "Copper(0) Nanoparticles Supported on Silica Coated Cobalt Ferrite Magnetic Particles: Cost Effective Catalyst in Hydrolytic Dehydrogenation of Ammonia-Borane with an Exceptional Reusability Performance",  ACS Appl. Mater. Interfaces 4 (2012) 3866−3873. http://dx.doi.org/10.1021/am3005994

217.

S. Galioğlu, M. Zahmakıran, Y. E. Kalay, S. Özkar, B. A. Kurç "Effect of Silver Encapsulation on the Local Structure of Titanosilicate ETS-10" Microporous and Mesoporous Materials 159 (2012) 1–8. http://dx.doi.org/10.1016/j.micromeso.2012.04.015

216.

Ö. Metin, N. Alcan Alp, S. Akbayrak, A. Biçer, M. S. Gültekin, S. Özkar, U. Bozkaya "Dihydroxylation of olefins catalyzed by zeolite-confined osmium(0) nanoclusters: an efficient and reusable method for the preparation of 1,2-cis-diols", Green Chemistry, 14 (2012) 1488-1492. http://dx.doi.org/10.1039/C2GC16616J

215.

Ö. Metin, E. Kayhan, S. Özkar, J. J. Schneider, "Palladium Nanoparticles Supported on Chemically Derived Graphene: An Efficient and Reusable Catalyst for the Dehydrogenation of Ammonia Borane", International Journal of Hydrogen Energy, 37 (2012) 8161-8169. http://dx.doi.org/10.1016/j.ijhydene.2012.02.128

214.

M. Rakap, E. E. Kalu, S. Özkar, "Hydrogen generation from hydrolysis of ammonia-borane using Pd-PVB-TiO₂ and Co-Ni-P/Pd-TiO₂ under stirred conditions", Journal of Power Sources 210 (2012) 184–190.

http://dx.doi.org/10.1016/j.jpowsour.2012.03.025

213.

I. K. Hamdemir,  S. Özkar, K.-H. Yih, J. E. Mondloch, R. G. Finke, "Hydrocarbon-Soluble, Isolable Ziegler-type Ir(0)n Nanoparticle Catalysts Made from [(1,5-COD)Ir(%-O2C8H15)]2 and 2-5 Equivalents of AlEt3: Their High Catalytic Activity, Long Lifetime and AlEt₃-Dependent, Exceptional, 200 ^oC Thermal Stability", ACS Catalysis. 2 (2012) 632–641, http://dx.doi.org/10.1021/cs200688g

212.

S. Çalışkan, M. Zahmakıran, F. Durap, S. Özkâr "Hydrogen liberation from the hydrolytic dehydrogenation of dimethylamine-borane at room temperature by using a novel ruthenium nanocatalyst", Dalton Transactions, Dalton Trans., 41 (2012) 4976-4984  http://dx.doi.org/10.1039/c2dt00042c

211.

S. Karahan, M. Zahmakıran, S. Özkâr, "Catalytic methanolysis of hydrazine borane: a new and efficient hydrogen generation system under mild conditions", Dalton Transactions, Dalton Trans., 41 (2012) 4912-4918  http://dx.doi.org/10.1039/c2dt11867j

210.

K.-H. Yih, I. K. Hamdemir, J. E. Mondloch, E. Bayram, S. Özkar, R.Vasiće, A. I. Frenkel, O. P. Anderson, R. G. Finke "Synthesis and Characterization of [([Ir(1,5-Cyclooctadiene)(μ-H)]₄: A Tetrametallic Ir₄H₄ Core, Coordinatively Unsaturated Precatalyst and Synthon" Inorganic Chemistry, 2012, 51, 3186−3193.

http://dx.doi.org/10.1021/ic2026494

209.

M. Rakap, S. Özkar, "Hydroxyapatite-supported cobalt(0) nanoclusters as efficient and cost-effective catalyst for hydrogen generation from the hydrolysis of both sodium borohydride and ammonia-borane", Catalysis Today 183 (2012) 17– 25. http://dx.doi.org/10.1016/j.cattod.2011.04.022

208.

M. Dinç, Ö. Metin, S. Özkar, "Water Soluble Polymer Stabilized Iron(0) Nanoclusters: A Cost-Effective and Magnetically Recoverable Catalyst in Hydrogen Generation from the Hydrolysis of Sodium Borohydride and Ammonia Borane", Catalysis Today, Catalysis Today 183 (2012) 10–16.

http://dx.doi.org/10.1016/j.cattod.2011.05.007

207.

D. Çelik, S. Karahan, M. Zahmakıran, S. Özkâr, "Hydrogen Generation From The Hydrolysis Of Hydrazine-Borane Catalyzed By Rhodium(0) Nanoparticles Supported On Hydroxyapatite", International Journal of Hydrogen Energy 37 (2012) 5143-5151, http://dx.doi.org/10.1016/j.ijhydene.2011.12.067

206.

M. Masjedi, L. T. Yildirim, S. Özkar, “Novel Homogeneous Catalyst Comprising Ruthenium and Trimethylphosphite for the Hydrolysis of Sodium Borohydride”, Journal Molecular Catalysis A: Chemical, 355 (2012) 186–191 http://dx.doi.org/10.1016/j.molcata.2011.12.015

205.

M. Zahmakıran, K. Philippot, S. Özkâr, B. Chaudret, "Size controllable APTS stabilized ruthenium(0) nanoclusters catalyst for the dehydrogenation of dimethylamine-borane at room temperature", Dalton Transactions, 41 (2012) 590-598, http://dx.doi.org/10.1039/c1dt11290b

204.

S. Karahan, M. Zahmakıran, S. Özkar, "A Facile One-Step Synthesis of Polymer Supported Rhodium Nanoparticles in Organic Medium and Their Catalytic Performance in the Dehydrogenation of Ammonia-Borane", Chem. Commun., 48 (2012) 1180–1182. http://dx.doi.org/10.1039/C1CC15864C.

 2011

203.

E. Bayram, J. Fulton, S. Özkar, N.K Szymczak,  M. Balasubramanian, J. C. Linehan, J. A. S. Roberts, T. D. Smurthwaite, R. G. Finke, " Is It Homogeneous or Heterogeneous Catalysis Derived from [RhCp*Cl₂]₂? Operando-XAFS, Kinetic and Crucial Kinetic Poisoning Evidence for Subnanometer Rh₄ Cluster-Based Benzene Hydrogenation Catalysis", J. Am. Chem. Soc. 133 (2011) 18889–18902. http://dx.doi.org/10.1021/ja2073438.

202.

M. Aydemir, A. Baysal, E. Şahin, B. Gümgüm, S. Özkar, "Aminophosphine-Palladium(II) Complexes: Synthsesis, Structure and Applications in Suzuki and Heck Cross-Coupling Reactions", Inorganica Chimica Acta 378 (2011) 10–18. http://dx.doi.org/10.1016/j.ica.2011.07.056

201.

M. Zahmakıran, S. Özkâr, "Metal nanoparticles in liquid phase catalysis; from recent advances to future goals", Nanoscale, 3 (2011) 3462–3481. http://dx.doi.org/10.1039/C1NR10201J.

200.

Ö. Metin, M. Dinç, Z. S. Eren, S. Özkar, "Silica Embedded Cobalt(0) Nanoclusters: Efficient, Stable and Cost Effective Catalyst for Hydrogen Generation from the Hydrolysis of Ammonia Borane" International Journal of Hydrogen Energy 36 (2011)11528-11535 http://dx.doi.org/10.1016/j.ijhydene.2011.06.057

199.

M. Masjedi, L. T. Yildirim, S. Özkar "A Facile  Route To Phosphanylborohydrides: Synthesis, Crystal Structure And Spectroscopic Properties of 1,2-Bis(diphenylphosphinoborane)ethane", Journal of Crystallization Process and Technology, 1 (2011) 1-7, http://dx.doi.org/10.4236/jcpt.2011.11001

198.

Ö. Metin, E. Koçak, S. Özkar, "Effect of Stabilizer Type on the Activity and Stability of Water Soluble Cobalt(0) Nanoclusters Catalyst in Hydrogen Generation from the Hydrolysis of Sodium Borohydride", Reactions Kinetics Mechanism and Catalysis, Reac Kinet Mech Cat 103 (2011) 325–340, http://dx.doi.org/10.1007/s11144-011-0306-3

197.

H. Erdoğan, Ö. Metin, S. Özkâr, “Hydrogen Generation from the Methanolysis of Ammonia Borane Catalyzed by In-Situ Generated Polymer Stabilized Ruthenium(0) Nanoclusters”, Catalysis Today 170 (2011) 93– 98 http://dx.doi.org/10.1016/j.cattod.2010.08.024

196.

M. Zahmakıran, T. Ayvalı, S. Akbayrak, S. Çalışkan, D. Çelik, S. Özkâr, “Zeolite framework stabilized nickel(0) nanoparticles: Active and long-lived catalyst for hydrogen generation from the hydrolysis of ammonia-borane and sodium borohydride”, Catalysis Today 170 (2011) 76–84 http://dx.doi.org/10.1016/j.cattod.2010.09.022

195.

M. Aydemir, A. Baysal, N. Meric, C. Kayan, B. Gümgüm, S. Özkar, E. Şahin, "Organometallic ruthenium, rhodium and iridium complexes containing a P-bound thiophene-2-(N-diphenylphosphino)methylamine ligand: Synthesis, molecular structure and catalytic activity",  J. Organometal. Chem. Journal of Organometallic Chemistry 696 (2011) 2584-2588. http://dx.doi.org/10.1016/j.jorganchem.2011.03.043

194.

Ö. Metin, S. Duman, M. Dinç,  S. Özkar, "Oleylamine Stabilized Palladium(0) Nanoclusters as Highly Active Heterogeneous Catalyst for the Dehydrogenation of Ammonia Borane" Journal of  Physical Chemistry C, 115 (2011) 10736–10743. http://dx.doi.org/10.1021/jp201906n.

193.

A. Baysal, M. Aydemir, F. Durap, S. Özkar, L. T. Yildirim, "Synthesis and structural characterization of a novel seven-coordinate cobalt(II) complex: 2,9-Bis(ethanolamine)-1,10-phenanthrolinechlorocobalt(II) chloride", Inorganica Chimica Acta 371 (2011) 107–110. http://dx.doi.org/10.1016/j.ica.2011.03.050

192.

W. M. Alley, I. K. Hamdemir, Q. Wang, A. Frenkel, L. Li, J. C. Yang, L. D. Menard, R. G. Nuzzo, S. Özkar, K.-H. Yih, K. Johnson, R. G. Finke, "Industrial Ziegler-Type Hydrogenation Catalysts made from Co(neodecanoate)₂ or Ni(2-ethylhexanoate)₂, and AlEt₃: Evidence for Nanoclusters and Sub-Nanocluster or Larger Ziegler-Nanocluster Based Catalysis", Langmuir, 27 (2011) 6279–6294. http://dx.doi.org/10.1021/la200053f

191.

M. Rakap, E. E. Kalu, S. Özkar, "Cobalt-nickel-phosphorus supported on Pd-activated TiO₂ (Co-Ni-P/Pd-TiO2) as cost-effective and reusable catalyst for hydrogen generation from hydrolysis of alkaline sodium borohydride solution", Journal of Alloys and Compounds 509 (2011) 7016–7021. http://dx.doi.org/10.1016/j.jallcom.2011.04.023

190.

M. Rakap, S. Özkar, “Hydroxyapatite-supported palladium(0) nanoclusters as effective and reusable catalyst in hydrogen generation from the hydrolysis of ammonia-borane”, International Journal of Hydrogen Energy, 36 (2011) 7019-7027.  http://dx.doi.org/10.1016/j.ijhydene.2011.03.017

189.

S. Karahan, M. Zahmakıran, S. Özkar, "Catalytic Hydrolysis of Hydrazine Borane for Chemical Hydrogen Storage: Highly Efficient and Fast Hydrogen Generation System at Room Temperature", International Journal of Hydrogen Energy 36 (2011) 4958-4966. http://dx.doi.org/10.1016/j.ijhydene.2010.12.129

188.

T. Ayvalı, M. Zahmakıran, S. Özkar, "One-pot synthesis of colloidally robust rhodium(0) nanoparticles and their catalytic activity in the dehydrogenation of ammonia-borane for chemical hydrogen storage", Dalton Transactions, 40 (2011) 3584-3591. http://dx.doi.org/10.1039/C0DT01633K

187.

M. Aydemir, A. Baysal, S. Özkar, L. Tatar-Yıldırım, "Ruthenium complexes of aminophosphine ligands and their use as pre-catalysts in the transfer hydrogenation of aromatic ketones: X-ray crystal structure of thiophene-2-(N-diphenylthiophosphino)methylamine", Polyhedron, 30 (2011) 796–804. http://dx.doi.org/10.1016/j.poly.2010.12.011

186.

M. Aydemir, A. Baysal, S. Özkar,  L. T. Yıldırım, "trans- and cis- Ru(II) Aminophosphine Complexes: Syntheses,  X-ray Structures and Catalytic Activity  in Transfer Hydrogenation of Acetophenone Derivatives", Inorganica Chimica Acta 367 (2011) 166–172. http://dx.doi.org/10.1016/j.ica.2010.12.028

185.

Ö. Metin, F. Durap, M. Aydemir, S. Özkar, "Palladium(0) nanoclusters stabilized by poly(4-styrenesulfonic acid-co-maleic acid) as an effective catalyst for Suzuki–Miyaura cross-coupling reactions in water", Journal of Molecular Catalysis A: Chemical 337 (2011) 39–44, http://dx.doi.org/10.1016/j.molcata.2011.01.011

184.

M. Rakap, E. E. Kalu, S. Özkar, "Polymer-immobilized palladium supported on TiO₂ (Pd–PVB–TiO₂) as highly active and reusable catalyst for hydrogen generation from the hydrolysis of unstirred ammonia–borane solution" International Journal of Hydrogen Energy 36 (2011) 1448-1455. http://dx.doi.org/10.1016/j.ijhydene.2010.10.097

183.

Ö. Metin, S. Özkar, "Water Soluble Nickel(0) And Cobalt(0) Nanoclusters Stabilized By Poly(4-Styrenesulfonic Acid-Co-Maleic Acid): Highly Active, Durable And Cost Effective Catalysts In Hydrogen Generation From The Hydrolysis Of Ammonia Borane", International Journal of Hydrogen Energy, 36 (2011) 1424-1432.

http://dx.doi.org/10.1016/j.ijhydene.2010.10.070

182.

M. Rakap, E. E. Kalu, S. Özkar, "Hydrogen generation from the hydrolysis of ammonia borane using cobalt-nickel-phosphorus (Co-Ni-P) catalyst supported on Pd-activated TiO₂ by electroless deposition". International Journal of Hydrogen Energy 36 (2011) 254-261. http://dx.doi.org/10.1016/j.ijhydene.2010.09.027

2010

181.

M. Kılınç, G. Ö. Çakal, S. Yeşil, G. Bayram, İ. Eroğlu, S. Özkar, "Scale-up synthesis of zinc borate from the reaction of zinc oxide and boric acid in aqueous medium", Journal of Crystal Growth 312 (2010) 3361–3366. http://dx.doi.org/10.1016/j.jcrysgro.2010.05

180.

Ö. Metin, S. Özkâr, S. Sun "Monodisperse nickel nanoparticles supported on SiO2 as an effective catalyst for the hydrolysis of ammonia-borane" Nano Research, 3 (2010) 670-675. http://dx.doi.org/10.1007/s12274-010-0031-7

179.

W. M. Alley, I. K. Hamdemir, Q. Wang, A. I. Frenkel, L. Li, J. C. Yang, L. D. Menard, R. G. Nuzzo, S. Özkar, K. A. Johnson, R. G. Finke, "Iridium Ziegler-type Hydrogenation Catalysts Made from [(1,5-COD)Ir(μ-O₂C₈H₁₅)]₂ and AlEt₃: Spectroscopic and Kinetic Evidence for the Ir_n Species Present and for Nanoparticles as the Fastest Catalyst", Inorganic Chemistry, 49 (2010) 8131–8147. http://dx.doi.org/10.1021/ic101237c

178.

M. Zahmakıran, S. Akbayrak, T. Kodaira, S. Özkar, "Osmium(0) nanoclusters stabilized by zeolite framework; highly active catalyst in the aerobic oxidation of alcohols under mild conditions", Dalton Transactions, 39 (2010) 7521-7527. http://dx.doi.org/10.1039/c003200j

177.

E. Bayram, M. Zahmakıran, S. Özkar, R. G. Finke, "In Situ Formed “Weakly Ligated/Labile Ligand” Iridium(0) Nanoparticles and Aggregates as Catalysts for the Complete Hydrogenation of Neat Benzene at Room Temperature and Mild Pressures", Langmuir 26 (2010) 12455-12464. http://dx.doi.org/10.1021/la101390e

176.

M. Aydemir, F. Durap, A. Baysal, N. Meric, A. Buldağ, S. Özkâr, L. Tatar Yıldırım, "Novel Neutral Bis(phosphinite) Bridged Dinuclear Ruthenium(II) arene Complexes and Their Application in Transfer Hydrogenation of Aromatic Ketones: X-ray Structure of a New Schiff Base, N3,N3'-di-2-hydroxybenzylidene-[2,2']bipyridinyl-3,3'-diamine", Journal of Molecular Catalysis A: Chemical 326 (2010) 75–81. http://dx.doi.org/10.1016/j.molcata.2010.04.010

175.

M. Zahmakıran, Y. Tonbul, S. Özkâr, "Ruthenium(0) nanoclusters supported on hydroxyapatite: highly active, reusable and green catalyst in the hydrogenation of aromatics under mild conditions with an unprecedented catalytic lifetime", Chem. Commun., 46 (2010) 4788–4790. http://dx.doi.org/10.1039/c0cc00494d

174.

F. Durap, M. Rakap, M. Aydemir, S. Özkâr, "Room temperature aerobic Suzuki cross-coupling reactions in DMF/water mixture using zeolite confined palladium(0) nanoclusters as efficient and recyclable catalyst" Applied Catalysis A: General 382 (2010) 339–344. http://dx.doi.org/10.1016/j.apcata.2010.05.021

173a.

M. Zahmakıran, Y. Tonbul, S. Özkâr, "Ruthenium(0) Nanoclusters Stabilized by Nanozeolite Framework; Isolable, Reusable, and Green Catalyst for the Hydrogenation of Neat Aromatics under Mild Conditions with the Unprecedented Catalytic Activity and Lifetime" Correction, J. Am. Chem. Soc, 132 (2010) 10205.

http://dx.doi.org/10.1021/ja103871s

173.

M. Zahmakıran, Y. Tonbul, S. Özkâr, "Ruthenium(0) Nanoclusters Stabilized by Nanozeolite Framework; Isolable, Reusable, and Green Catalyst for the Hydrogenation of Neat Aromatics under Mild Conditions with the Unprecedented Catalytic Activity and Lifetime" J. Am. Chem. Soc, 132 (2010) 6541-6549.

http://dx.doi.org/10.1021/ja101602d

172.

M. Zahmakıran, T. Kodaira, S. Özkâr, "Ruthenium(0) Nanoclusters Stabilized by Zeolite Framework as Superb Catalyst for the Hydrogenation of Neat Benzene Under Mild Conditions: Additional Studies Including Cation Site Occupancy, Catalytic Activity, Lifetime, Reusability and Poisoning" Applied Catalysis B: Environmental 96 (2010) 533–540. http://dx.doi.org/10.1016/j.apcatb.2010.03.016

171.

M. Masjedi, L. Tatar-Yildirim, S. Özkâr, “Crystal Structure of trans- and cis-[Ru(acac)₂{P(OMe)₃}₂] and Testing Their Catalytic Activity in Hydrogen Generation from the Hydrolysis of Sodium Borohydride”, Inorganica Chimica Acta,  363 (2010) 1713–1718. http://dx.doi.org/10.1016/j.ica.2010.03.023

170.

M. Zahmakıran, M. Tristany, K. Philippot, K. Fajerwerg, S. Özkâr, B. Chaudret "Aminopropyltriethoxysilane Stabilized Ruthenium(0) Nanoclusters as Isolable, Bottleable and Reusable Catalytic Material in the Dehydrogenation of Dimethylamine-Borane for Chemical Hydrogen Storage" Chem. Commun., 2010, 46, 2938–2940. http://dx.doi.org/10.1039/c000419g

169.

M. Rakap, S. Özkâr, “Hydrogen Generation from the Hydrolysis of Ammonia-Borane Using Intrazeolite Cobalt(0) Nanoclusters Catalyst" International Journal of Hydrogen Energy 35 (2010) 3341–3346. http://dx.doi.org/10.1016/j.ijhydene.2010.01.138

168.

M. Zahmakıran, S. Özkâr, "Preparation and Characterization of Zeolite Framework Stabilized Gold(0) Nanoclusters: Highly Active, Selective and Reusable Catalyst in Aerobic Oxidation of Benzyl Alcohol" Materials Chemistry and Physics 121 (2010) 359–363. http://dx.doi.org/10.1016/j.matchemphys.2010.01.045

167.

Ö. Metin, V. Mazumder, S. Özkâr, S. Sun, "Monodisperse Nickel Nanoparticles and Their Catalysis in Hydrolytic Dehydrogenation of Ammonia Borane", J. Am. Chem. Soc. 132 (2010) 1468–1469. http://dx.doi.org/10.1021/ja909243z

166.

M. Rakap, S. Özkâr, “Zeolite Confined Palladium(0) Nanoclusters as Effective and Reusable Catalyst for Hydrogen Generation from the Hydrolysis of Ammonia-Borane”, Int. J. Hydrogen Energy. 35 (2010) 1305 – 1312. http://dx.doi.org/ 10.1016/j.ijhydene.2009.11.056

165.

M. Zahmakıran, F. Durap, S. Özkâr, "Zeolite Confined Copper(0) Nanoclusters as Cost-Effective and Reusable Catalyst in Hydrogen Generation from the Hydrolysis of Ammonia-Borane", International Journal of Hydrogen Energy. 35 (2010) 187-197. http://dx.doi.org/10.1016/j.ijhydene.2009.10.055

164.

M. Aydemir,  A. Baysal, N. Gürbüz, İ. Özdemir, B. Gümgüm, S. Özkâr, N. Çaylak, L. Tatar-Yıldırım, "Synthesis and characterization of new (N-diphenylphosphino)-isopropylanilines and their complexes: Crystal structure of (Ph₂P=S)NH-C₆H₄-4-CH(CH₃)₂ and catalytic activity of palladium(II) complexes in the Heck and Suzuki cross-coupling reactions", Appl. Organomet. Chem. 24 (2010) 17-24. http://dx.doi.org/10.1002/aoc.1576

163.

S. Çalışkan, M. Zahmakıran, S. Özkâr, “Zeolite Confined Rhodium(0) Nanoclusters as Highly Active, Reusable, and Long-Lived Catalyst in the Methanolysis of Ammonia-Borane”, Applied Catalysis B:  Environmental, 93 (2010) 387-394. http://dx.doi.org/ 10.1016/j.apcatb.2009.10.013

2009

162b.

L. Tatar-Yıldırım A. Baysal, F. Durap, S. Özkâr, “Synthesis, characterization and crystal packing geometry of 1,5-dihydro-2 H -cyclopenta[1,2- b :5,4- b ′]dipyridin-2-one”, Acta Crystallographica Section A 65 (2009) 271-272. http://dx.doi.org/10.1107/S0108767309094264

162.

F. Durap,  Ö. Metin, M. Aydemir, S. Özkâr, "New route to synthesis of PVP-stabilized palladium(0) nanoclusters and their enhanced catalytic activity in Heck and Suzuki cross-coupling reactions" Applied Organometallic Chem. 23 (2009) 498–503. http://dx.doi.org/10.1002/aoc.1555

161.

S. Özkâr, "Enhancement of catalytic activity by increasing surface area in heterogeneous catalysis", Applied Surface Science, 256 (2009) 1272–1277. http://dx.doi.org/ 10.1002/aoc.1555

160.

M. Aydemir, A. Baysal, F. Durap, B. Gümgüm, S. Özkâr, S. L. Tatar-Yıldırım, “Synthesis and characterization of transition metal complexes of thiophene-2-methylamine: X-ray crystal structure of palladium (II), platinum (II) complexes and use of palladium(II) complexes as pre-catalyst in Heck and Suzuki cross-coupling reactions”, Appl. Organomet. Chem. 23(2009) 467-475. http://dx.doi.org/ 10.1002/aoc.1547

159.

H. Erdogan, Ö. Metin, S. Özkâr, “PVP-Stabilized Palladium(0) Nanoclusters Catalyst in Hydrogen Generation From the Methanolysis Of Ammonia-Borane”, Physical Chemistry Chemical Physics, Phys. Chem. Chem. Phys., 11 (2009) 10519–10525. http://dx.doi.org/10.1039/B916459F

158.

F. Durap,  M. Zahmakıran, S. Özkâr, "Water Soluble Laurate-Stabilized Rhodium(0) Nanoclusters Catalyst: Unprecedented Catalytic Lifetime in the Hydrolytic Dehydrogenation of Ammonia-Borane", Applied Catalysis A: General 369 (2009) 53–59. http://dx.doi.org/ 10.1016/j.apcata.2009.08.031

157.

M. Zahmakıran, S. Özkâr, “Dimethylammonium Hexanoate-Stabilized Rhodium(0) Nanoclusters Identified as True Heterogeneous Catalyst with the  Highest Observed Activity in the Dehydrogenation of Dimethylamine Borane”, Inorg. Chem. 2009, 48, 8955–8964. http://dx.doi.org/10.1021/ic9014306

156.

M. Zahmakıran, S. Özkâr, “Zeolite Confined Nanostructured Dinuclear Ruthenium Clusters as a Novel, Green, Bottleable, Reusable and Highly Active Catalyst for the Selective Aerobic Oxidation of Alcohols under Mild Conditions” Journal of Materials Chemistry, J. Mater. Chem., 2009, 19, 7112–7118.

http://dx.doi.org/ 10.1039/b910766e

155.

F. Durap,  M. Zahmakıran, S. Özkâr, "Water Soluble Laurate-Stabilized Ruthenium(0) Nanoclusters Catalyst for Hydrogen Generation from the Hydrolysis of Ammonia-Borane: High Activity and Long Lifetime", Int. J. Hydrogen Energy, 34 (2009) 7223–7230. http://dx.doi.org/ 10.1016/j.ijhydene.2009.06.074

154.

M. Masjedi, T. Demiralp, S. Özkâr, "Testing Catalytic Activity of Ruthenium(III) Acetylacetonate in the Presence of Trialkylphosphite or Trialkylphosphine in Hydrogen Generation from the Hydrolysis of Sodium Borohydride" Journal of Molecular Catalysis A: Chemical 310 (2009) 59–63. http://dx.doi.org/10.1016/j.molcata.2009.05.022

153.

M. Rakap, S. Özkâr, “Intrazeolite Cobalt(0) Nanoclusters as Low-cost and Reusable Catalyst for Hydrogen Generation from the Hydrolysis of Sodium Borohydride” Applied Catalysis B:  Environmental, 91 (2009) 21-29.

http://dx.doi.org/10.1016/j.apcatb.2009.05.014

152.

Ö. Metin, Ş. Şahin, S. Özkâr, “Water-soluble Poly(4-styrenesulfonic acid-co-maleic acid)-stabilized Ruthenium(0) and Palladium(0) Nanoclusters as Highly Active Catalysts in Hydrogen Generation from the Hydrolysis of Ammonia-Borane” Int. J. Hydrogen Energy, 34 (2009) 6304–6313. http://dx.doi.org/10.1016/j.ijhydene.2009.06.032

151.

Ö. Metin, S. Özkâr, “Hydrogen Generation from the Hydrolysis of Ammonia-Borane and Sodium Borohydride Using Water-soluble Polymer-Stabilized Cobalt(0) Nanoclusters Catalyst” Energy & Fuels, 23 (2009) 3517–3526.

http://dx.doi.org/10.1021/ef900171t

150.

M. Aydemir, F. Durap, A. Baysal, O. Akba, B. Gümgüm, S. Özkâr, L. T. Yıldırım, "Synthesis and characterization of new bis(diphenylphosphino)aniline ligands and their complexes: X-ray crystal structure of palladium (II) and platinum (II) complexes, and application of palladium(II) complexes as pre-catalysts in Heck and Suzuki cross-coupling reactions", Polyhedron 28 (2009) 2313–2320. http://dx.doi.org/10.1016/j.poly.2009.04.033

149.

M. Zahmakıran, S. Özkâr,  "Zeolite Framework Stabilized Rhodium(0) Nanoclusters Catalyst for the Hydrolysis of Ammonia-Borane in Air; Outstanding Catalytic Activity, Reusability and Lifetime" Applied Catalysis B:  Environmental, 89 (2009) 104-110. http://dx.doi.org/10.1016/j.apcatb.2008.12.004

148.

D. Gürhan, G. Çakal, İ. Eroğlu, S. Özkâr, "Improved Synthesis of Fine Zinc Borate Particels Using Seed Crystals", Journal of Crystal Growth 311(2009)1545–1552. http://dx.doi.org/10.1016/j.jcrysgro.2009.01.111

147.

M. Zahmakıran, S. Özkâr, "Preparation and Characterization of Zeolite Stabilized Cuprous Oxide Nanoparticles”, Materials Letters,  63 (2009) 1033-1036. http://dx.doi.org/10.1016/j.matlet.2009.01.083

146.

M. Zahmakıran, S. Özkâr, "Zeolite Confined Ruthenium(0) Nanoclusters Catalyst; Record Catalytic Activity, Reusability and Lifetime in Hydrogen Generation From The Hydrolysis of Sodium Borohydride", Langmuir, 25 (2009) 2667-2678. http://dx.doi.org/ 10.1021/la803391c

145.

O. Akba, F. Durap, M. Aydemir, A. Baysal, B. Gümgüm, S. Özkâr, "Synthesis and characterizations of N,N,N',N'-tetrakis (diphenylphosphino) ethylendiamine derivatives: Use of palladium(II) complex as pre-catalyst in Suzuki coupling and Heck reactions", J. Organomet. Chem. 694 (2009) 731-736.

http://dx.doi.org/10.1016/j.jorganchem.2008.11.063

144.

W. M. Alley, C. W. Girard, S. Özkâr,  R.G. Finke, "Model Ziegler-Type Hydrogenation Catalyst Precursors, [(1,5-COD)M(m-O₂C₈H₁₅)]₂ (M = Ir and Rh): Synthesis, Characterization, and Demonstration of Catalytic Activity En Route to Identifying the True Industrial Hydrogenation Catalysts", Inorg. Chem. 48 (2009) 1114-1121.

http://dx.doi.org/10.1021/ic801933b

143.

I. Önal, A. Sayar, A. Uzun, S. Özkâr, "A Density Functional Study of Ni₂ and Ni₁₃ Nanoclusters", Journal of Computational and Theoretical Nanoscience, 6 (2009) 1-6. http://dx.doi.org/10.1166/jctn.2009.1119

142.

M. Zahmakıran, S. Özkâr, T. Kodaira, T. Shiomi, "A novel, simple, organic free preparation and characterization of water dispersible photoluminescent Cu₂O nanocubes", Materials Letters 63 (2009) 400–402.

http://dx.doi.org/10.1016/j.matlet.2008.10.058

2008

141.

Ö. Metin, S. Özkâr, "Synthesis And Characterization Of Poly(N-Vinyl-2-pyrrolidone) Stabilized Water-Soluble Nickel(0) Nanoclusters as Catalyst for Hydrogen Generation From The Hydrolysis of Sodium Borohydride", Journal of Molecular Catalysis A: Chemical, 295 (2008) 39-46. http://dx.doi.org/10.1016/j.molcata.2008.08.014

140.

M. Zahmakıran, S. Özkâr, “Intrazeolite Ruthenium(0) Nanoclusters: a Superb Catalyst for the Hydrogenation of Neat Benzene and the Hydrolysis of Sodium Borohydride”, Langmuir, 24 (2008) 7065-7067.

http://dx.doi.org/10.1021/la800874u

139.

E. Keceli, S. Özkâr, “Ruthenium(III) Acetylacetonate: A Homogeneous Catalyst In The Hydrolysis Of Sodium Borohydride”, Journal of Molecular Catalysis A: Chemical, 286 (2008) 87-91.

http://dx.doi.org/10.1016/j.molcata.2008.02.008

138.

F. Durap, N. Biricik, B. Gümgüm, S. Özkâr, W. H. Ang, Z. Fei, R. Scopelliti,  “Synthesis and characterizations of N,N bis(diphenylphosphino)ethylaniline derivatives and X-ray crystal structure of palladium (II), platinum (II) complexes”, Polyhedron, 27 (2008) 196-202. http://dx.doi.org/10.1016/j.poly.2007.09.011

2007

137.

Önder Metin, L. Tatar Yıldırım, S. Özkâr, “Synthesis, Characterization and Crystal Structure of Bis(acetylacetonato)dimethanolnickel(II): [Ni(acac)₂(MeOH)₂]”, Inorganic Chemistry Communications, 10 (2007) 1121-1123. http://dx.doi.org/10.1016/j.inoche.2007.06.011

136.

G. Ö. Çakal, İ. Eroğlu, S. Özkâr, “Simulation of Continuous Boric Acid Slurry Reactors in Series By Microfluid and Macrofluid Models”, J. Crystal Growth,  306 (2007) 240-247. http://dx.doi.org/10.1016/j.jcrysgro.2007.04.058

135.

A. Baysal, F. Durap, B. Gümgüm, L. Tatar Yıldırım, D. Ülkü, A. Di. Boğa, S. Özkâr, “Synthesis, characterization, crystal and molecular structure of 1,5-Dihydrocyclopenta[2,1-b;3,4-b′]dipyridine-2-ylideneamine”, Helvetica Chimica Acta, 90 (2007) 1211-1217. http://dx.doi.org/10.1002/hlca.200790120

134.

A. Baysal, M. Aydemir, F. Durap, B. Gümgüm, L. Tatar Yıldırım, S. Özkâr, “Synthesis and characterizations of  3,3'-Bis(diphenylphosphinoamine)-2,2'-bipyridine   and  3,3'-Bis(diphenylphosphinite)-2,2'-bipyridine and their chalcogenides”,  Polyhedron, 26 (2007) 3373-3378. http://dx.doi.org/10.1016/j.poly.2007.03.027

133.

C. Tuç, I. A. Morkan, S. Özkâr, “Synthesis and Characterization of Group 6 Pentacarbonyl(4-substituted pyridine)metal(0) Complexes”, Transition Metal Chemistry,  32 (2007) 727-731.

http://dx.doi.org/10.1007/s11243-012-9634-z

132.

P. Edinç, A. M. Önal,  S. Özkâr, “Synthesis, characterization, and electrochemistry of Tetracarbonyl(6-ferrocenyl-2,2'-bipyridine)tungsten(0)”, J. Organomet. Chem., 692 (2007) 1983-1989. 

http://dx.doi.org/10.1016/j.jorganchem.2007.01.006

131.

Ö. Metin, S. Özkâr, “Hydrogen generation from the hydrolysis of sodium borohydride by using water dispersible, hydrogenphosphate-stabilized nickel(0) nanoclusters as catalyst”, Int. J. Hydrogen Energy, 32 (2007) 1707-1715. http://dx.doi.org/10.1016/j.ijhydene.2006.11.025

2006

130.

F. S. Koçak, C. Kavaklı, C. Akyol, A. M. Önal,  S. Özkâr, “Synthesis and electrochemistry of Group 6 tetracarbonyl [N,N'-bis(ferrocenylmethylene)ethylenediamine]metal(0) complexes”, J. Organomet. Chem., 691 (2006) 5030-5037. http://dx.doi.org/10.1016/j.jorganchem.2006.08.079

129.

B. Gümgüm, O. Akba, F. Durap, L. Tatar-Yıldırım, D. Ülkü,  S. Özkâr, “Synthesis, characterization, crystal and molecular structure of diphenyloxophosphinoethylenediamines”, Polyhedron, 25 (2006) 3133-3137.  http://dx.doi.org/10.1016/j.poly.2006.05.035

128.

M. Zahmakıran, S. Özkâr, “Water Dispersible Acetate Stabilized Ruthenium(0) Nanoclusters as Catalyst for Hydrogen Generation from the Hydrolysis of Sodium Borohyride”, Journal of Molecular Catalysis A: Chemical, 258 (2006)  95-103. http://dx.doi.org/10.1016/j.molcata.2006.05.037

127.

A. D. Boga, S. Özkâr, "Carbonyltungsten(0) Complexes of Acryloylferrocene: Synthesis and Characterization", J. Organomet. Chem.,  691 (2006) 3293-3297. http://dx.doi.org/10.1016/j.jorganchem.2006.04.003

126.

E. Bayram, S. Özkâr, "Substitution Kinetics of W(CO)₅(h²-bis(trimethylsilyl)ethyne) with triphenylbismuthine", J. Organomet. Chem., 691 (2006) 3267-3273. http://dx.doi.org/10.1016/j.jorganchem.2006.03.036

125.

F. Alper, C. Kayran, S. Özkâr, “A stable carbonyl-pyrazine-metal(0) complex: Synthesis and characterization of cis-tetracarbonylpyrazinetrimethylphosphitetungsten(0)”, J. Organomet. Chem., 691 (2006) 2734-2738.

http://dx.doi.org/10.1016/j.jorganchem.2006.02.005

124.

G.H. Woehrle, J.E. Hutchison, S. Özkâr, R.G. Finke, “Analysis of Nanopartcle transmission Electron Microscopy Data Using a Public Domain Image-processing Program, Image” Turkish Journal of Chemistry, 30 (2006) 1-13. http://dx.doi.org/10.3906/kim-0508-1

123.

G. Ö. Çakal, İ. Eroğlu, S. Özkâr, “Gypsum Crystal Size Distribution in Four Continuous Flow Stirred Slurry Boric Acid Reactors in Series Compared with the Batch”, J. Crystal Growth, 290 (2006) 197-202. http://dx.doi.org/10.1016/j.jcrysgro.2006.01.001

2005

122.

S. Özkâr, M. Zahmakıran, “Hydrogen generation from hydrolysis of sodium borohydride using Ru(0) nanoclusters as catalyst”, Journal of Alloys and Compounds, 404-406C (2005) 728-731.

http://dx.doi.org/10.1016/j.jallcom.2004.10.084

121.

F.-W. Grevels, J. Jacke, R. Goddard, C. W. Lehmann, S. Özkâr, S. Saldamli, “Bis(trimethylsilyl)ethyne as a Two-Electron Alkyne Ligand in Group 6 Carbonylmetal(0) Complexes: Photochemical Syntheses and Comprehensive Characterization of M(CO)5(h²-Me₃SiCºCSiMe₃) (M = W, Mo, Cr) and trans-Mo(CO)4(h²-Me₃SiCºCSiMe₃)₂”, Organometallics 24 (2005) 4613-4623. http://dx.doi.org/10.1021/om058016r

120.

S. Özkâr, R.G. Finke, “Iridium(0) Nanocluster, Acid-Assisted Catalysis of Neat Acetone Hydrogenation at Room Temperature: Exceptional Activity, Catalyst Lifetime, and Selectivity at Complete Conversion”, J. Amer. Chem. Soc. 127 (2005) 4800-4808. http://dx.doi.org/10.1021/ja0437813

119.

G. Yaman, C. Kayran, S. Özkâr, “Pentacarbonyl(2-ferrocenylpyridine)metal(0) complexes of Group 6 elements- Synthesis and characterization”, Transition Metal Chemistry 30 (2005) 53-57.

http://dx.doi.org/10.1007/s11243-004-2343-5

2004

118.

Izzet Amour Morkan, Kutalmış Güven, S. Özkâr, “Pentacarbonyl(2,6-diaminopyridine)chromium(0): Synthesis and Molecular Structure”, J. Organomet. Chem., 689 (2004) 2319-2323.

http://dx.doi.org/10.1016/j.jorganchem.2004.04.020

117.

S. Özkâr, R.G. Finke, “Molecular Insights for How Preferred Oxoanions Bind to and Stabilize Transition-Metal Nanoclusters: A Tridentate, C3 Symmetry, Lattice Size-Matching Binding Model”, Coord. Chem. Rev.  248 (2004) 135-146. http://dx.doi.org/10.1016/j.cct.2003.08.003

116.

S. Özkâr, R.G. Finke, “The Hydrogenphosphate Complex of (1,5-Cyclooctadiene)Iridium(I), {[Bu₄N][(1,5-COD)Ir•HPO₄]}_n: Synthesis, Spectroscopic Characterization, and ES-MS of a New, Preferred Precursor to HPO₄^2– and Bu₄N⁺ Stabilized Ir(0)_n Nanoclusters”, J. Organomet. Chem., 689 (2004) 493-501.

http://dx.doi.org/10.1016/j.jorganchem.2003.10.038

115.

S. Özkâr, D. Ülkü, L. Tatar-Yıldırım, N. Biricik, B. Gümgüm, “Crystal and molecular structure of bis(acetylacetone)ethylenediimine: Intramolecular ionic hydrogen bonding in solid state”,  J. Mol. Str.,  688 (2004) 207-211. http://dx.doi.org/10.1016/j.molstruc.2003.10.016

2003

114.

O. Demircan, S. Özkâr, D. Ülkü, L. Tatar-Yıldırım, “Reaction of pentacarbonyl(h²-bis(trimethylsilyl)ethyne)tungsten(0) with tricycloehexylphosphine: X-ray Structure of pentacarbonyltricyclohexylphosphinetungsten(0)”, J. Organomet. Chem., 688 (2003) 68-74.

http://dx.doi.org/10.1016/j.jorganchem.2003.08.032

113.

S. Özkâr, C. Kayran,  N. Demir,  “Pentacarbonyl(h²-vinylferrocene)metal(0) Complexes of Group 6 Elements: Synthesis and Characterization”, J. Organomet. Chem., 688 (2003) 62-67.

 http://dx.doi.org/10.1016/j.jorganchem.2003.08.031

112.

C. Kayran, S. Özkâr, V. M. Akhmedov, “Photo-induced Chromiumcarbonyl Catalyzed Hydrosilylation of Conjugated Dienes with Triethylsilane: The solvent effect”, Z. Naturforsch. B, 58b (2003) 644-648.

 http://dx.doi.org/10.1515/znb-2003-0707

111.

S. Özkâr, R.G. Finke, “Transition-Metal Nanocluster Stabilization Fundamental Studies: Hydrogenphosphate as a Simple, Effective, Readily Available, Robust and Previously Unappreciated Stabilizer for Well-Formed, Isolable, and Redissolvable Ir(0) and Other Transition-Metal Nanoclusters”, Langmuir, 19 (2003) 6247-6260.

http://dx.doi.org/10.1021/la0207522

2002

110.

S. Özkâr, R.G. Finke, “Nanocluster Formation and Stabilization Fundamental Studies, Part II: Proton SpongeTM as an Effective H⁺ Scavenger and Expansion of the Anion Stabilization Ability Series”, Langmuir, 18 (2002) 7653-7662. http://dx.doi.org/10.1021/la020225i

109.

F. Kozanoğlu, S. Saldamlı, S. Özkâr, “Substitution kinetics of Cr(CO)₅(h²-Z-cyclooctene) with tetracyanoethylene”, J. Organomet. Chem.,  658 (2002) 274-280. http://dx.doi.org/10.1016/S0022-328X(02)01698-4

108.

S. Özkâr, R.G. Finke, “Nanocluster Formation and Stabilization Fundamental Studies: Ranking Commonly Employed Anionic Stabilizers via the Development, Then Application, of Five Comparative”, J. Amer. Chem. Soc. 124 (2002) 5796-5810. http://dx.doi.org/10.1021/ja012749v

107.

Ö. Hocaoğlu, T. Özbelge, F. Pekel, S. Özkâr, “Fine-tuning the mechanical properties of hydroxyl-terminated polybutadiene/ammonium perchlorate-based composite solid propellants by varying the NCO/OH and triol/diol ratios", J. Appl. Polym. Sci., 84 (2002) 2072-2079. http://dx.doi.org/ 10.1002/app.10605

2001

106.

F.-W. Grevels, K. Kerpen, W. E. Klotzbücher, K. Schaffner, R. Goddard, B. Weimann, C. Kayran, S. Özkâr, “Dissociative CO Photosubstitution in M(CO)4(1,4-diazabutadiene) Complexes (M ) W, Mo) by an Olefin Affording Novel fac-M(CO)3(1,4-diazabutadiene)(η2-olefin) Derivatives”, Organometallics, 20 (2001) 4775-4792. http://dx.doi.org/ 10.1021/om010410b

105.

E. Çetin, İ. Eroğlu, S. Özkâr, “Kinetics of gypsum formation and growth during the dissolution of colemanite in sulfuric acid”, J. Crystal Growth, 231 (2001) 559-567. http://dx.doi.org/10.1016/S0022-0248(01)01525-1

104.

S. Keskin, S. Özkâr, “Kinetics of Polyurethane Formation Between Glycidyl Azide Polymer and a Triisocyanate”, J. Appl. Polym. Sci., 81 (2001) 918-923. http://dx.doi.org/10.1002/app.1511

103.

B.O. Gercel, D.O. Üner, F. Pekel, S. Özkâr, “Improved Adhesive Properties and Bonding Performance of HTPB Based Polyurethane Elastomer By Using Aziridine Type Bond Promoter", J. Appl. Polym. Sci., 80 (2001) 806-814. http://dx.doi.org/10.1002/1097-4628(20010502)80:5<806::AID-APP1158>3.0.CO;2-G

102.

J.A. Widegren, J.D. Aiken, S. Özkâr, R.G. Finke, “Additional Investigations of a New Kinetic Method To Follow Transition-Metal Nanocluster Formation, Including the Discovery of Heterolytic Hydrogen Activation in Nanocluster Nucleation Reactions”, Chemistry of Materials, 13 (2001) 312-324. http://dx.doi.org/10.1021/cm0006852

101.

H. Kaşıkçı, F. Pekel, S. Özkâr, “Curing Characteristics of GAP (Glycidyl Azide Polymer) Based Binders”, J. Appl. Polym. Sci., 80 (2001) 65-70. http://dx.doi.org/10.1002/1097-4628(20010404)80:1<65::AID-APP1076>3.0.CO;2-J

100.

Ö. Hocaoğlu, T. Özbelge, F. Pekel, S. Özkâr, “Aging of HTPB/AP Based Composite Solid Propellants, Depending on the NCO/OH and triol/diol Ratios", J. Appl. Polym. Sci., 79 (2001) 959-964.

http://dx.doi.org/10.1002/1097-4628(20010207)79:6<959::AID-APP10>3.0.CO;2-G

2000

99.

K.Selim, L. Yılmaz, S. Özkâr, “Thermal Characterisation of GAP (Glycidyl Azide Polymer) and GAP Based Binders for Composite Propellants", J. Appl. Polym. Sci., 77 (2000) 538-546.

http://dx.doi.org/ 10.1002/(SICI)1097-4628(20000718)77:3<538::AID-APP9>3.0.CO;2-X

98.

S.Ü. Tanrıkulu, İ. Eroğlu, A.N. Bulutcu, S. Özkâr, “Cyristallization Kinetics of Ammonium Perchlorate in MSMPR Crystallizer”, J. Crystal Growth, 208 (2000) 533-540. http://dx.doi.org/10.1016/S0022-0248(99)00434-0

1999

97.

A.Tekkaya, S. Özkâr, “Ligand Substitution Kinetics in M(CO)₄(h^2:2-norbornadiene) (M = Cr, Mo, W) Complexes - Displacement of Norbornadiene by Bis(diphenylphosphino)alkanes”, J. Organomet. Chem., 590 (1999)208-216. http://dx.doi.org/10.1016/S0022-328X(99)00458-1

96.

F.-W Grevels, J.Jacke, W.E. Klotzbücher, F. Mark, V. Skibbe, K. Schaffner, K. Angermund, C. Krüger, C.W. Lehmann, S. Özkâr, “Sequential Photosubstitution of Carbon Monoxide by E‑Cyclooctene in Hexacarbonyltungsten: Structural Aspects, Multi-step Photokinetics, and Quantum Yields”, Organometallics., 18 (1999) 3278-3293. http://dx.doi.org/10.1021/om990300t

95.

A.Göçmez, M.Y. Özen, B. Vural, F. Pekel, S. Özkar, “Comparison of Two HTPB Based Composite Propellants by Dynamic Mechanical Analysis”, Proceedings of 30th International Annual Conference of ICT, Karlsruhe, 29, 1-12, (1999).

94.

F.-W. Grevels, A. Kuran, S. Özkar, M. Zora “Friedel-Crafts Alkylation of Ferrocene with Z-Cyclooctene and Cyclohexene”, J. Organomet. Chem., 587 (1999) 122-126. http://dx.doi.org/10.1016/S0022-328X(99)00313-7

93.

Göçmez, G. A. Yilmaz, F. Pekel, S. Özkâr, “Development of MTV Compositions as Igniter for HTPB/AP Based Composite Propellants”, Explosives, Propulsions, Pyrotechnics, 24 (1999) 65-69.

 http://dx.doi.org/10.1002/(SICI)1521-4087(199904)24:2<65::AID-PREP65>3.0.CO;2-8

92.

Z. Özer, S. Özkâr, “¹³C- and ³¹P-NMR Study of tetracarbonylbis(diphenyl-phosphino)alkanemetal(0) Complexes of the group 6 Elements”, Turk. J. Chem., 23 (1999) 9-14. http://dx.doi.org/10.3906/kim-98055

91.

C. Kayran, F.Kozanoğlu, S. Özkâr, S. Saldamlı, A. Tekkaya, and C. G. Kreiter “Ligand Substitution Kinetics in M(CO)₄(h^2:2-1,5-cyclooctadiene) Complexes (M = Cr, Mo, W) - Substitution of 1,5-Cyclooctadiene by Bis(diphenylphosphino)alkanes”, Inorg. Chim. Acta 284 (1999) 229-236.

http://dx.doi.org/10.1016/S0020-1693(98)00293-X

1998

90.

S.Ü. Tanrıkulu, İ. Eroğlu, A.N. Bulutcu,  S. Özkâr, “The Growth and Dissolution of Ammonium Perchlorate Crystals in a Fludized Bed Crystallizer”, J. Crystal Growth 194 (1998) 220-227. http://dx.doi.org/10.1016/S0022-0248(98)00688-5

89.

C. Erişken, A. Göçmez, Ü. Yılmazer, F. Pekel, S.Özkar, “Modeling and Rheology of HTPB Based Composite Propellants” Polymer Composites,  19 (1998) 463-472. http://dx.doi.org/10.1002/pc.10121

88.

G.A.Yılmaz, A.Önal, S.Özkar, “Electrochemical Study of Tricarbonyl(h⁶-cyclooctatetraene)metal(0) Complexes of the Group 6 Elements”, Z. Naturforsch. B, 53 (1998) 875-880. http://dx.doi.org/10.1515/znb-1998-0817

87.

S. Benli, Ü. Yılmazer, F. Pekel, S.Özkar, “The Effect of Fillers on Thermal and Mechanical Properties of Polyurethane Elastomer”, J. Appl. Polym. Sci., 68 (1998) 1057-1065.

http://dx.doi.org/10.1002/(SICI)1097-4628(19980516)68:7<1057::AID-APP3>3.0.CO;2-E

86.

A.Göçmez, C. Erişken, Ü. Yılmazer, F. Pekel, S.Özkar, “Mecahnical and Burning Properties of Highly Loaded Composite Propellants”, J. Appl. Polym. Sci., 67 (1998) 1457-1464.

http://dx.doi.org/10.1002/(SICI)1097-4628(19980222)67:8<1457::AID-APP11>3.0.CO;2-Z

1997

85.

D. Kıncal and S.Özkar, “Kinetic Study of the Reaction between the Hydroxyl- Terminated Polybutadiene and  Isophorone Diisocyanate in Bulk by Quantitative FTIR Spectroscopy”, J. Appl. Polym. Sci., 66 (1997) 1979-1983. http://dx.doi.org/10.1002/(SICI)1097-4628(19971205)66:10<1979::AID-APP14>3.0.CO;2-Q

84.

S.Özkar, V.M. Akhmedov, and C.Kayran, "Photocatalytic Hydrosilylation of Conjugated Dienes with Triethylsilane in the Presence of Cr(CO)₅L  (L = CO, P(CH₃)₃,  P(OCH₃)₃)" J.Organomet. Chem. 533 (1997) 103-108. http://dx.doi.org/10.1016/S0022-328X(96)O6843-X

83.

S. B. Haska, E. Bayramlı, F. Pekel, S.Özkar, “Adhesion of a HTPB-IPDI Based Liner Elastomer to Composite Matrix and Metal Case”, J. Appl. Polym. Sci., 64 (1997) 2355-2362.

http://dx.doi.org/10.1002/(SICI)1097-4628(19970620)64:12<2355::AID-APP10>3.0.CO;2-0

82.

S. B. Haska, E. Bayramlı, F. Pekel, S.Özkar, “Mechanical Properties of HTPB-IPDI Based Elastomers”, J. Appl. Polym. Sci., 64 (1997) 2347-2354.

http://dx.doi.org/10.1002/(SICI)1097-4628(19970620)64:12<2347::AID-APP9>3.0.CO;2-L

81.

C. Kayran, E. Okan, S. Özkar, Ö. Öztürk, S. Saldamlı, A. Tekkaya, and C. G. Kreiter “Displacement Kinetics of 1,5-Cyclooctadiene from M(CO)₄(h^2:2-1,5-Cyclooctadiene) (M = Cr, Mo, W) by Bis(diphenylphosphino)alkane”, Pure and Appl. Chem., 69 (1997) 193-198. http://dx.doi.org/10.1351/pac199769010193

80.

D. Ülkü, M. N. Tahir and S. Özkâr, “ Tetracarbonyl(h^2:2-1,5-cyclooctadiene)molybdenum(0)”, Acta Cryst., C53 (1997) 185-187.  http://dx.doi.org/10.1107/S0108270196012723

1996

79.

C.Erişken, A.Göçmez, Ü. Yılmazer, F. Pekel, S.Özkar, “Modeling and Rheology of HTPB based Propellants”, Proceedings of 27th International Annual Conference of ICT, Karlsruhe, 49, 1-14, (1996).

78.

S.Özkar, F.Pekel, F.N. Tüzün “Effect  of Aluminum Content and Particle  Size on The Ballistic and Mechanical Properties of HTPB Based Composite Solid Propellants”, Proceedings of 27th International Annual Conference of ICT, Karlsruhe, 48, 1-12, (1996).

77.

W.Abdelqader, F.-W.Grevels, S. Özkâr, and N.B.Peynircioğlu, “An Investigation of the Photocatalytic Hydrosilation of Some Conjugated Dienes in the Presence of M(CO)₆ (M: Cr, Mo, W)”, Organometallics, 15 (1996) 604-614. http://dx.doi.org/10.1021/om950369a

76.

S. Özkâr,  C. Kayran, A. Tekkaya, “Chelate Ring-Closure Kinetics of Cr(CO)₅-(DPPM) Studied by ³¹P-NMR Spectroscopy”, Tr. J. Chemistry, 20 (1996) 74-79. http://dx.doi.org/

1995

75.

S. Özkâr, “Use of Organometallics and Metal Carbonyls for Intrazeolite Cluster Formation”, Eds.: J.F.Harrod, R.M.Laine, Application of Organometallics in the Preperation and Processing of Advanced Materials, NATO ASI Series  E, Vol. 297, (1995)79-100. http://dx.doi.org/10.1007/978-94-011-0337-4_5

74.

S. Özkâr, C. G. Kreiter, and M.Kotzian, "Gehinderte Ligandenbewegungen in Übergangs-metallkomplexen, XLV. Struktur und dynamisches Verhalten von cis-Dicarbonyl-bis(4‑1,3-dien)chrom(0)-, -molybdän(0)-, und -wolfram(0)-Komplexen", J.Organomet. Chem. 494 (1995) 115-121.

http://dx.doi.org/10.1016/0022-328X(94)05376-M

73.

S. B. Haska, F. Pekel, E. Bayramlı, S. Özkâr, “Adhesion Properties of  Liner  to Propellant and Metal in HTPB based Systems”, Proceedings of 26th International Annual Conference of ICT, Karlsruhe, 49, 1-12, (1995).

72.

F. Pekel, E. Pınardağ, A.  Türkan, S. Özkâr, “An Investigation of the Catalytic Effect  of Iron(III) oxide on the Burning Rate of Aluminized HTPB/AP Composite Propellant”, Proceedings of 26th International Annual Conference of ICT, Karlsruhe, 61, 1-10, (1995).

1994

71.

F.-W. Grevels, C. Kayran and S. Özkâr, “Pentacarbonyl(1,4-diisopropyl-1,4-diazabutadiene) chromium(0): Isolation and Reactivity of the monodentate intermadiate en-Route to Cr(CO)₄ (iprop-DAB) Chelate Ring Closure”, Organometallics, 13 (1994) 2937-2943. http://dx.doi.org/10.1021/om00020a008

70.

S. Özkâr, I. A. Mour and C. G. Kreiter, “Synthesis and Spectroscopic Study of Pentacarbonylfumaronitrile-chromium(0), -molybdenum(0), and -tungsten(0)", Z. Naturforschung, 49b (1994) 1059-1062.

 http://dx.doi.org/10.1515/znb-1994-0808

69.

C.Kayran, S. Özkâr and W.I.M. Sultan, "Retardation Effect of Trimethylphosphite on Chelate Ring-Closure of 2,2'-Bipyridine in cis-W(CO)4P(OCH3)3(2,2'-bipy)", J. Chem. Soc. Dalton Transactions, (1994) 2239-2241. http://dx.doi.org/10.1039/DT9940002239

68.

A. Tekkaya, C. Kayran, S. Özkâr and C. G. Kreiter, "The Displacenment Kinetics of 1,5-Cyclooctadiene from Mo(CO)4(2:2-1,5-cyclooctadiene) by Bis(dimethylphosphino)-methane", Inorg. Chem., 33 (1994) 2439-2443. http://dx.doi.org/10.1021/ic00089a020

67.

I. A. Mour and S. Özkâr, “Synthesis and Spectroscopic Study of Pentacarbonyl(h²-tetracyanoethylene)metal(0) Complexes of the Group 6B Elements", Z. Naturforschung, 49b (1994) 717-720.

http://dx.doi.org/10.1515/znb-1994-0525

1993

66.

I. Kumbasar ve S. Özkâr, “Bigadiç Klinoptilolitli Tüflerin NMR Tekniği ile İncelenmesi”, Türkiye Jeoloji Bülteni, 36 (1993) 1-5.

65.

S. Özkâr and Z. Özer, "13C NMR Spectroscopic Study of Pentacarbonylacetonitrile-metal(0) Complexes of Group 6B Elements", Z.Naturforschung, 48b(1993)1431-1432. http://dx.doi.org/10.1515/znb-1993-1020

64.

W. Abdelqader, S. Özkâr, N. B. Peynircioğlu, "Photocatalytic 1,4-Hydrosilation of 1,3-Butadiene with Triethylsilane", Z.Naturforschung, 48b (1993) 539-540. http://dx.doi.org/10.1515/znb-1993-0421

63.

R. Jelinek, S. Özkar, H.O.Pastore, A.Malek and G.A.Ozin, "Guest-Host Interactions in Sodium Zeolite-Y: A Structural and Dynamical 23Na DOR NMR Study of H2O, PMe3, Mo(CO)6 and Mo(CO)4(PMe3)2 Adsorption in Na56Y", J. Am. Chem. Soc. 115 (1993) 563-568. http://dx.doi.org/10.1021/ja00055a028

62.

M. Kiremitci, H. Cukurova and S. Özkâr, "Spectral Characterization and Thermal Behaviour of Crosslinked Poly(HEMA) Beads Prepared by Suspension Polymerization", Polymer International, 30 (1993) 357-361. http://dx.doi.org/10.1002/pi.4990300313

61.

Z. Özer, S. Özkar, H. Ö. Pamuk, "Synthesis and Stereochemistry of µ‑bis(dialkylphosphino)alkanebis-(pentacarbonylmetal(0)) Complexes of the Group 6B Elements", Z.Naturforsch. 48b (1993) 37-43.

http://dx.doi.org/10.1515/znb-1993-0110

1992

60.

G. A. Ozin, S. Özkar and R.Prokopowicz, "Smart Zeolites: New Forms of Tungsten and Molybdenum Oxides", Acc. Chem. Res. 25 (1992) 553-560. http://dx.doi.org/10.1021/ar00024a002.

59.

R. Jelinek, S. Özkar and G. A. Ozin, "Double Rotation 23Na DOR NMR Study of Guest-Host Interactions and Nanoscale Assemblies in Sodium Zeolite Y", Mater. Res. Soc. Symp. Proc., 277 (1992) 113-121. http://dx.doi.org/

58.

S. Özkar, G. A. Ozin and R. Prokopowicz, "Photooxidation of Hexacarbonyl molybdenum(0) in Sodium Zeolite Y Yields Readox Interconvertible Molybdenum(VI) oxide and Molybdenum(IV) Oxide Monomers", Chem. Mater., 4 (1992) 1380-1388. http://dx.doi.org/10.1021/cm00024a046

57.

Z. Özer and S. Özkar, "Synthesis and Stereochemistry of Pentacarbonyl-phospholemetal(0) and Tetracarbonylbis(phosphole)metal(0) Complexes of 6B elements", Phosphorus, Sulfur, and Silicon, 70 (1992) 339-349. http://dx.doi.org/10.1080/10426509208049183

56.

G. A. Ozin, R.Prokopowicz and S. Özkar, "Intrazeolite Nonstoichiometric Tungsten Oxides n{WO3‑x}‑Na56Y, 0<n<32, 0<x<1", J. Am. Chem. Soc., 114 (1992) 8953-8963. http://dx.doi.org/10.1021/ja00049a028

55.

G.A.Ozin, S. Özkar, H.O.Pastore, A.J.Poe and E.J.S.Vichi, "Topotactic Kinetics in Zeolite Nanoreaction Chambers",  A.C.S. Symposium Series, 499 (1992) 314‑332. http://dx.doi.org/10.1021/bk-1992-0499.ch022

54.

S. Özkar, C. Kayran und C. G. Kreiter, "Gehinderte Ligandenbewegungen in Übergangs-metallkomplexen, XXXXI. Synthese und dynamisches Verhalten von  1,2‑Bis(dime-thylphosphino)ethandicarbonyl(4‑dien)wolfram(0)", J.Organomet. Chem. 434 (1992) 79‑87. http://dx.doi.org/10.1016/0022-328X(92)83355-L

53.

C. Kayran and S. Özkar, "Synthesis and NMR Study of (6‑1,4-diphenyl-1,3-butadiene)tricarbonylchromium(0)", Z.Naturforsch. 47b (1992) 1051‑1053. http://dx.doi.org/10.1515/znb-1992-0727

52.

C. G. Kreiter, M. Kotzian, S. Özkar und I. A. Mour, "Gehinderte Ligandenbewegungen in Übergangsmetallkomplexen, XXXX. Synthese und dynamisches Verhalten von Tricarbonyltrimethylphosphit(4‑tricyclo[6.3.0.02,7]undeca‑3,5‑dien)metall(0)‑ und Dicarbonyl-bis(trimethylphosphit)(4‑tricyclo[6.3.0.02,7]-undeca‑3,5‑dien)metall(0) Komplexen der Elemente Chrom, Molybdän und Wolfram", J.Organomet. Chem., 431 (1992) 159‑170. http://dx.doi.org/10.1016/0022-328X(92)80115-E

51a

R. Jelinek, S. Özkar, G. A. Ozin, H.O.Pastore, "Intrazeolite Topotaxy: 23Na DOR NMR Study of Transition‑Metal Hexacarbonyls and Oxides, Encapsulated in Sodium Zeolite Y", J. Phys.Chem., 96 (1992) 5949‑5953. http://dx.doi.org/10.1021/j100202a094

51.

R. Jelinek, S. Özkar and G. A. Ozin, "Intrazeolite Topotaxy: 23Na DOR NMR Study of Transition‑Metal Hexacarbonyls and Oxides, Encapsulated in Sodium Zeolite Y", J. Phys.Chem., 96 (1992) 5949‑5953. http://dx.doi.org/10.1021/j100193a055

50.

G. A. Ozin and  S. Özkar, "Zeolates: A Coordination Chemistry View of Metal‑Ligand Bonding in Zeolite Inclusion Guest‑Host Compounds", Chem. Mater. 4 (1992) 511‑521. http://dx.doi.org/10.1021/cm00021a008

49.

R. Jelinek, S. Özkar and G.A. Ozin, "Extraframework Sodium Cation Sites in Sodium Zeolite Y Probed by 23Na Double‑Rotation NMR", J. Am. Chem. Soc., 114 (1992) 4907‑4908. http://dx.doi.org/10.1021/ja00038a068

48.

C. Kayran, Z. Özer and S. Özkar, "Synthesis of µ‑1,2‑bis(dimethylphosphino)ethane-bis(pentacarbonyltungsten(0)) and its Photochemical Reactions with 1,3‑Butadiene", DOGA, TR . J. of Chemistry, 16  (1992) 1‑7. http://dx.doi.org/

47.

S. Özkar, N. K. Tunalı und C. G. Kreiter, "Gehinderte Ligandenbewegungen in Übergangs-metallkomplexen, XXXIX. Synthese und dynamisches Verhalten von Tetracarbonyl-4‑tricyclo-[6.3.0.02,7]-undeca‑3,5‑dienmetall(0)‑ und Dicarbonylbis(4‑tricyclo[6.3.0.02,7]-undeca-3,5-dien)-metall(0)‑Komplexen der Elemente Chrom, Molybdän und Wofram", J. Organomet. Chem.,428 (1992) 345‑351. http://dx.doi.org/10.1016/0022-328X(92)83097-2

46.

G. A. Ozin and S. Özkâr, "Intrazeolite Organometallic Topotaxy", Adv. Materials, 4 (1992) 11-22.

http://dx.doi.org/10.1002/adma.19920040103

1991

45.

R. Jelinek, A. Pines, S. Özkar and G. A. Ozin, "A Study of Nanostructure Assemblies and Guest-Host Interactions  in Sodium Zeolite Y  23Na Double-Rotation NMR", Nanotechnology, 2 (1991) 182-186.

http://iopscience.iop.org/0957-4484/2/4/003

44.

I. Fischler, F.‑W. Grevels, J. Leitich and S. Özkar, "Photoinduced 1,6‑Addition of an Alkyne or Hydrogen to Cycloheptatriene in Cr(CO)₃(6‑1,3,5‑C7H8)", Chem. Ber., 124 (1991) 2857-2861.

http://dx.doi.org/10.1002/cber.19911241229

43.

G. A. Ozin, A. Malek, R. Prokopowicz, P. M. Macdonald, S. Özkar, K. Moller and T.Bein, "Doping and Band‑Gap Engineering of an Intrazeolite Tungsten(VI) Oxide      Supralattice", Mat. Res.Soc. Symp. Proc., 233 (1991) 109-118. http://dx.doi.org/

42

L. McMurray, A. J. Holm, A. Kuperman, G. A. Ozin, S. Özkâr, "Intrazeolite Semi-conductors: 23Na MAS-NMR Tl+ Luminescence Quenching and FAR-IR Studies of Acid-Base Precursor Chemistry in Zeolite Y", J.Phys. Chem., 95 (1991) 9448-9456. http://dx.doi.org/10.1021/j100176a077

41.

K. Moller, T. Bein, G. A. Ozin and S. Özkâr, "EXAFS Study of Intrazeolite Tungsten (VI) Oxide Quantum Dots and Supralattices” J.Phys. Chem., 95 (l99l) 5276-5281. http://dx.doi.org/10.1021/j100166a066

40.

X. Li, G. A. Ozin and S. Özkâr, "Topotactic Organometallic Chemistry: Intrazeolite CpCo(CO)2‑M56Y, M: H, Li, Na, K, Rb, Cs.", J.Phys. Chem., 95 (l99l) 4463-4476. http://dx.doi.org/10.1021/j100164a055

39.

L. Crowfoot, G. A. Ozin and S. Özkâr, "Intrazeolite Carbonyl(5‑cyclopentadienyl)-dihydridoiridium(III) CpIr(CO)H2‑M56Y, where M=H, Li, Na, K, Rb, Cs", J.Am. Chem. Soc. ll3 (l99l) 2033-2040.

http://dx.doi.org/10.1021/ja00006a025

38.

G. A. Ozin, S. Kirgby, M. Meszeros, S. Özkâr, A. Stein and G. D. Stucky,"Intrazeolite Semiconductor Quantum Dots and Quantum Supralattices" in Materials for Nonlinear Optics; Eds: S.R.Marder, J.E.Sohn, G.D.Stucy, A.C.S. Symposium Series 455, Washington, (1991) 554-581. http://dx.doi.org/10.1021/bk-1991-0455.ch037

37.

G. A. Ozin, S. Özkâr, H. O. Pastore, A. J. Poe and E. J. S. Vichi, "Intrazeolite Metal Carbonyl Kinetics: 12CO Substitution in Mo(CO)6‑Na56Y by PMe3 and 13CO", J. Chem. Soc., Chem. Commun., (1991) 141-143. http://dx.doi.org/10.1039/C39910000141

1990

36.

S. Özkâr, G. A. Ozin, T. Bein and K. Moller, "Intrazeolite Metal Carbonyl Topotaxy; A Comprehensive Structural and Spectroscopic Study of Intrazeolite Group VI Metal Hexacarbonyls and Subcarbonyls", J.Am. Chem. Soc., ll2 (l990)9575-9586. http://dx.doi.org/10.1021/ja00182a016

35.

G. A. Ozin, S. Özkâr and L. McMurray, "Proton Loaded Zeolites: Part 3: H56Y, ALPO‑5, SiO2‑Y; Anhydrous HX versus Aqueous HX Treatment of Zeolite Y", J. Phys. Chem., 94 (l990) 8297-8302.

http://dx.doi.org/ 10.1021/j100384a055

34.

G. A. Ozin, S. Özkâr and L.McMurray, "Proton Loaded Zeolites: Part 2: Dehydrohalogenation versus decationization kinetics; cation and acidity effects", J. Phys. Chem., 94 (l990) 8289-8296.

http://dx.doi.org/10.1021/j100384a054

33.

G. A. Ozin, S. Özkâr and G. Stucky, "Proton Loaded Zeolites: Part l: HX (X=Cl, Br, I) in sodium zeolite Y archetype; packaged acids on the road to intrazeolite semiconductors", J. Phys. Chem. 94 (l990) 7562-7571. http://dx.doi.org/10.1021/j100382a047

32.

G. A. Ozin and S. Özkâr, "Intrazeolite metal carbonyl phototopotaxy; from tungsten(VI) oxide quantum dots to a zero dimensional semiconductor quantum supralattice", J. Phys. Chem., 94 (l990) 7556-7561.

http://dx.doi.org/10.1021/j100382a046

31.

G. A. Ozin, S. Özkâr and P. Macdonald, "23Na MAS and FT‑MID‑FAR‑IR Cation Proton Probes of the Phototopotactic Oxidation of Intrazeolite Hexacarbonyl tungsten(0) to Tungsten(VI) Oxide Quantum Dots and Supralattices: Exploring Anchoring Sites And Aggregation Processes" J. Phys. Chem., 94 (l990) 6939-6943. http://dx.doi.org/10.1021/j100381a005

30.

G.A.Ozin, S.Özkâr and D.McIntosh, "Defining the stoichiometry of a subcarbonyl metal guest using mixed vibrational isotope labelling techniques", J. Chem. Soc., Chem. Comm. (l990) 84l-843.

http://dx.doi.org/10.1039/C39900000841

1989

29.

S. Özkâr, "Trikarboniltrimetilfosfin(4-1,3-pentadien)wolfram(0) Kompleksinin Sentezi ve Stereokimyasının İncelenmesi", DOGA, Tr.Kim.D., (1989) 166.

28.

Z. Özer, S. Özkâr and A.M.Önal, "Electrochemistry of Tricarbonyl-6-1,3,5-cycloheptatriene-metal(0) Complexes of the Group 6B Elements in Aprotic Media", Inorg. Chim. Acta, 156 (1989) 281-284.

http://dx.doi.org/10.1016/S0020-1693(00)83513-6

27.

F.-W. Grevels, J. Jacke, W. E. Klotzbücher, S. Özkâr, V. Skibbe "Photoreaction of Group 6 Metal Carbonyls with Olefins)", Pure and Appl. Chem., 60 (1988) 1017-1024. http://dx.doi.org/10.1351/pac198860071017

26.

F.-W. Grevels, J. Jacke, and S. Özkâr "Photoreaction of Group 6 Metal Carbonyls with Ethene: Synthesis of trans-(2-ethene)2-M(CO)4 (M= Cr, Mo, W)", J.Am. Chem. Soc., 109 (1987) 7536-7537.

http://dx.doi.org/10.1021/ja00258a051

25.

S. Özkâr und C. G. Kreiter, "Synthese und Dynamisches Verhalten von Tricarbonyl(4-dien)trimethylphosphitwolfram(0)-Komplexen", J.Organomet. Chem., 303 (1986) 367-374.

 http://dx.doi.org/10.1016/0022-328X(86)82039-3

24.

S. Özkâr and N. B. Peynircioglu, "Synthesis and Stereochemistry of Tetracarbonyl(4-1,4-diphenyl-1,3-butadiene)tungsten(0), Inorg. Chim. Acta, 119 (1986) 127-129. http://dx.doi.org/10.1016/S0020-1693(00)84331-5

23.

S. Özkâr ve Z. Özer, "6B Grubu Elementlerinin Trikarbonil-fosfol-dien-metal(0)-Komplekslerinin Sentezi ve Dinamik Stereokimyasının İncelenmesi", DOGA, Tr. Kim. D., 10 (1986) 53-61.

22.

S. Özkâr und C. G. Kreiter, "Photochemische Reaktionen von Übergangsmetallkomplexen XI. 4+6-Cycloaddition von Tricyclo[6.3.0.02,7]undeca-3,5-dien an Tricarbonyl-6-1,3,5-cycloheptatrien-chrom(0)", J.Organomet. Chem., 293  (1985)  229-233. http://dx.doi.org/10.1016/0022-328X(85)80292-8

21.

S. Özkâr, A. Erdogan and C. G. Kreiter, "Synthesis and Spectroscopic Study of Tricarbonyl-trimethylphosphite(4-cyclooctatetraene)-tungsten(0)", Inorg. Chim. Acta, 98 (1985) 147-151.

http://dx.doi.org/10.1016/S0020-1693(00)87597-0

20.

E. Yurtsever and S. Özkâr, "A Semiemprical Analysis of Carbonyl-olefinmetal Complexes", Chim. Acta Turc., 12  (1984)  92-96.

19.

S. Özkâr, A. Erdoğan and C. G. Kreiter, "Synthesis and Spectroscopic Study of Tricarbonyl-trimethylphosphite-4-bicyclo[2.2.1]-heptadiene(2,5)-chromium(0) and Tungsten(0) Complexes", Chim. Acta Turc., 11 (1983) 275-283.

18.

C. G. Kreiter und S. Özkâr, "Isomerie und Dinamik von cis-Dicarbonylbis(4-2-methyl-1,3-butadien)wolfram(0)", Z.Naturforsch., 38b (1983) 1424-1430. http://dx.doi.org/10.1515/znb-1983-1118

17.

M. Kotzian, C. G. Kreiter, G. Michael und S. Özkâr, "Synthese und dynamische Verhalten von Tricarbonyl-4-dien-trimethylphosphan-chrom(0) und Tricarbonyl-4-dien-trimethyl-phosphit-chrom(0), Chem. Ber., 116 (1983) 3637-3658. http://dx.doi.org/10.1002/cber.19831161113

16.

G. Akovalı, G. Demirel and S. Özkâr, "Some Studies on the Plasma-Initiated Polymerization of Methylmethacrylate in the Liquid", J.Macromol. Sci. Chem., A20 (1983)  887-894. http://dx.doi.org/

15.

S. Özkâr und C. G. Kreiter, "Das dynamische Verhalten von Dicarbonyl-4-dien-bis-(trimethylphosphit)molybdän(0) und -wolfram(0)", J.Organomet. Chem., 256 (1983) 57-69.

 http://dx.doi.org/10.1016/S0022-328X(00)99297-0

14.

S. Özkâr und C. G. Kreiter, " Die Photochemische Synthese von Tetracarbonyl-4-cyclo-octatetraen-wolfram(0)", Z. Anorg. Allg. Chem., 502 (1983) 215-217. http://dx.doi.org/10.1002/zaac.19835020729

1982

13.

M. Kotzian, C. G. Kreiter und S. Özkâr, "Das dynamische Verhalten von Tetracarbonyl-4-dien-chrom(0)-Komplexe", J.Organomet. Chem., 229 (1982) 29-42. http://dx.doi.org/10.1016/S0022-328X(00)89114-7

1980

12.

C. G. Kreiter and S. Özkâr, "Stereochemical Investigation of Tetracarbonyl-4-diene-chromium(0) complexes by NMR Spectroscopy", Bulletin of Magnetic Resonance, 2 (1980) 313. http://dx.doi.org/

11.

S. Özkâr, "Organometalik Komplekslerde (4s+6s) Halkasal Katılması", DOGA, tbag (1980) 31-34.

10.

S. Özkâr, T. Akyüz, E. Alparslan and M. Türkalp, "Determination of Zirconium in Brook Sediments by XRF-Spectroscopy", Bulletin of the Mineral Research and Exploration Institute of Turkey, 92 (1979) 19-23.

9.

S. Özkâr, "Dinamik Nükleer Manyetik Resonans Spektroskopisi", Spektroskopi Dergisi, Cilt IV, Sayı 1 (1978) 29-34.

8.

S. Özkâr, "X-Işınları Fluoresans Spektroskopisi", Kim. Müh. Derg., 90 (1978) 37-42.

7.

S. Özkâr, "Önemli Bir Plastik Hammaddesi Olan Polivinilklorürün Canlılara Etkisi ve Türkiye'deki Durum", Kim. Müh. Derg., 86 (1978) 17-20.

6.

S. Özkâr, H. Kurz, D. Neugebauer und C. G. Kreiter, "Photochemische Addition konjugierter Diene an Tricabonyl-1,3,5-cycloheptatrien-chrom(0)", J. Organomet. Chem., 160 (1978) 115-124.

http://dx.doi.org/10.1016/S0022-328X(00)91205-1

5.

C. G. Kreiter und S. Özkâr, "Gehinderte Ligandbewegungen in Übergangsmetallkomplexen, XIV. Das dynamische Verhalten von Dienchrom(0) und Molybdän(0)-Komplexe", J.Organomet. Chem., 152 (1978) C13-C18. http://dx.doi.org/10.1016/S0022-328X(00)91205-1

4.

S. Özkâr, "Karbonil-Dien-Metal(0) Komplekslerinde CO-Gerilme Titreşimleri ve CO-Kuvvet Değişmezlerinin Kırmızıötesi Spektroskopisi ile Saptanması", Spektroskopi Dergisi, Cilt III, Sayı 3-4 (1977) 13-19.

3.

C. G. Kreiter und S. Özkâr, "Tricarbonyl(4-7:10-11-13-Benzoxepin)-metall-Komplexe der VI. Nebengruppe", J. Organomet. Chem., 129 (1977) C14-C16. http://dx.doi.org/10.1016/S0022-328X(00)93238-8

2.

C. G. Kreiter und S. Özkâr, "Gehinderte Ligandenbewegungen in Übergangsmetallkomplexen, XII. Tricarbonyl-6-Carbäthoxyazepin-chrom(0), -molybdän(0) und wolfram(0)", Z.Naturforsch., 32b (1977) 408-412.

http://dx.doi.org/10.1515/znb-1977-0411

1.

M. Djazayeri, C. G. Kreiter, H. Kurz, M. Lang und S. Özkâr, "Gehinderte Ligandbewegungen in Übergangsmetallkomplexen, X. Carbonyl-donorligand-1,3,5-cycloheptatrien-chrom(0)-Komplexe", Z.Naturforsch., 31b (1976) 1238-1247. http://dx.doi.org/10.1515/znb-1976-0916