Papers


1.   1977     Tosun, Ý. and M.S. Willis. The characterization of filter cakes, Proc. of the First International Conference on Mathematical Modeling, Vol. III, 1305- 1311, Editor: X.J.R. Avula, St. Louis, Missouri.
2.   1979     Willis, M.S., Ý. Tosun and R. Collins. A rigorous filtration theory and a new characterization of filter cakes, Proc. of the Second World Filtration Congress, 629-636, Filtration Society, London.
3.   1980     Willis, M.S. and Ý. Tosun. A rigorous cake filtration theory, Chemical Engineering Science 35, 2427-2438.
4.   1980     Tosun, Ý. and M.S. Willis. Generalized proof of the modified averaging theorem, Chemical Engineering Science 35, 1462-1463.
5.   1981     Tosun, Ý. and M.S. Willis. Deviation representations for the volume averaging technique, Chemical Engineering Science 36, 781-782.
6.   1982     Tosun, Ý. and M.S. Willis. Consistent deviation representations in volume averaging, Chemical Engineering Science 37, 801-802.
7.   1982     Yýlmaz, L. and Ý. Tosun. A note on Peterlin's formulation of case II diffusion, Journal of Polymer Science: Polymer Letters Edition 20, 569-571.
8.   1982     Tosun, Ý. and L. Yýlmaz. On the Fickian diffusion of organic penetrants in glassy polymers, Polymer Engineering and Science 22, 1043-1045.
9.   1982     Tosun, Ý. and M.S. Willis. Multiphase deviations, Chemical Engineering Science 37, 804.
10.   1982     Tosun, Ý. and M.S. Willis. On the validity of the "power-law" approximation in filtration theory, Chemical Engineering Science 37, 1421-1422.
11.   1983     Yýlmaz, L., Ý. Tosun, T. Gürkan and Ü. Gülçat. Anomalous diffusion of liquids in glassy polymers, Mathematical Modelling 4, 535-543.
12.   1983     Tosun, Ý. and M.S. Willis. Drag stress - pressure drop relationship in filtration, Chemical Engineering Science 38, 485-487.
13.   1983     Tosun, Ý. and M.S. Willis. Fluid velocity variation in filter cakes, International Journal of Multiphase Flow 9, 763-766.
14.   1984     Tosun, Ý. Axial laminar flow in an eccentric annulus: An approximate solution, AIChE Journal 30, 877-878.
15.   1985     Tosun, Ý. Mathematical formulation of cake filtration for deformable solid particles, Chemical Engineering Science 40, 673-674.
16.   1985     Tosun, Ý. and M.S. Willis. Energy efficiency in cake filtration, Filtration and Separation 22, 126-127.
17.   1985     Willis, M.S., Ý. Tosun and R.M. Collins. Filtration mechanisms, Chemical Engineering Research and Design 63, 175-183.
18.   1985     Tosun, Ý. and C. Özgen. Application of the inversion theory to the eccentric annulus system, Summer School on Advances in Chemical Engineering Mathematics, Editor: A. Petho, Hannover, Germany.
19.   1986     Tosun, Ý. Formulation of cake filtration, Chemical Engineering Science 41, 2563-2568.
20.   1986     Tosun, Ý. and H. Mousa. Flow through packed beds: Wall effect on drag force, Chemical Engineering Science 41, 2962-2965.
21.   1986     Tosun, Ý. Critical review of the cake filtration theory, R & D Innovations in Filtration, 255-268, Editor: J. Hermia, Belgian Filtration Society, Louvain-la-Neuve.
22.   1986     Batýgün, A. and Ý. Tosun. Application of moment analysis to cake washing, Proc. of the Conference on Mathematical Methods in Chemical Engineering, Vol. II/1, 46-54, European Federation of Chemical Engineering, Balatonfüred, Hungary.
23.   1986     Willis, M.S., J. Raviprakash and Ý. Tosun. A continuum theory for filtration, Fluid Filtration: Liquid, Vol. II, 163-175, Editor: P.R. Johnston and H.G. Schroeder, ASTM Special Technical Publication 975, Philadelphia, PA.
24.   1986     Tosun, Ý. Drag stress - Pressure dop relationships in filtration, Encyclopedia of Fluid Mechanics, Vol. 5 - Slurry Flow Technology, Chapter 19, Editor: N.P. Cheremisinoff, Gulf Publishing, Houston.
25.   1987     Tosun, Ý. and S. Þahinoðlu. On the constancy of average porosity in filtration, Chemical Engineering Journal 34, 99-106.
26.   1987     Tosun, Ý. and M.S. Willis. The effect of filter cake geometry on average porosity, Chemical Engineering Journal 35, 65-66.
27.   1987     Tosun, Ý. and M.S. Willis. Cake Filtration Theory: An overview, Biotech-Forum 4, 136-141.
28.   1987     Batýgün, A. and Ý. Tosun. A washing theory for unsaturated filter cakes using the capillary model, Chemical Engineering Communications 61, 89-105.
29.   1987     Özgen, C. and Ý. Tosun. Application of the geometric inversion to the eccentric annulus system, AIChE Journal 33, 1903-1907.
30.   1987     Gürkan, T., N. Baç, C. Özgen and Ý. Tosun. Energy conservation in distillation by process integration, Distillation-87, Brighton, England.
31.   1988     Üner, D., C. Özgen and Ý. Tosun. An approximate solution for non-Newtonian flow in eccentric annuli, Industrial & Engineering Chemistry Research 27, 698-701. PDF
32.   1988     Tosun, Ý., D. Üner and C. Özgen. Critical Reynolds number for Newtonian flow in rectangular ducts, Industrial & Engineering Chemistry Research 27, 1955-1957. PDF
33.   1988     Tosun, Ý., M.S. Willis and A. Batýgün. Parameter estimation in cake washing, Chemical Engineering Communications 73, 151-161.
34.   1988     Tosun, Ý. and M.S. Willis. A rigorous cake washing theory, Particuology'88 - Proc. Trilateral Symposium on Particuology, 322-328, Editor: G. Jimbo, J.K. Beddow and M. Kwank, Science Press, Beijing, China.
35.   1988     Tosun, Ý. and M.S. Willis. Mathematical modelling of cake washing, Proc. of International Technical Conference on Filtration and Separation, 435-442, American Filtration Society, Kingwood, Texas.
36.   1988     Willis, M.S., F. Desai, G.G. Chase and Ý. Tosun. Darcian and non-Darcian porous media flows, Proc. of International Technical Conference on Filtration and Separation, 451-458, American Filtration Society, Kingwood, Texas.
37.   1989     Tosun, Ý. and M.S. Willis. Making the case for the multiphase filtration theory, Filtration and Separation 26 (4), 295-299.
38.   1989     Üner, D., C. Özgen and Ý. Tosun. Flow of a power-law fluid in an eccentric annulus, SPE Drilling Engineering 4, 269-272.
39.   1989     Özgen, C., N. Baç, T. Gürkan and Ý. Tosun. Designing heat-exchanger networks for energy savings in chemical plants, Energy 14, 853-861.
40.   1990     Willis, M.S., F.N. Desai, G.G. Chase and Ý. Tosun. A continuum mechanics analysis of Darcy's law, Fluid/Particle Separation Journal 3, 137-142.
41.   1990     Chase, G.G., M.S. Willis and Ý. Tosun. Sludge and wastewater filtration: A continuum analysis, Solid/Liquid Separation: Waste Management and Productivity Enhancement, 18-30, Editor: H.S. Muralidhara, Battelle Press, Columbus.
42.   1991     Willis, M.S., Ý. Tosun, W. Choo, G.G. Chase and F. Desai. Dispersed multiphase theory and its application to filtration, Advances in Porous Media, Vol. 1, 179-293, Editor: M.Y. Çorapçýoðlu, Elsevier, New York.
43.   1993     Tosun, Ý., Ü. Yetiþ, M.S. Willis and G.G. Chase. Specific cake resistance: Myth or reality?, Water Science & Technology 28, 91-101.
44.   1993     Tosun, Ý. and Ý. Akþahin. Calculate critical piping parameters, Chemical Engineering 100 (3), 165-166.
45.   1993     Tosun, Ý. and Ý. Akþahin. Predict heating and cooling times accurately, Chemical Engineering 100 (11), 183-184.
46.   1995     Tosun, Ý., S. Solmaz and C. Özgen. Loss coefficients in entrance region flows of Newtonian and non-Newtonian fluids in eccentric annuli, Chemical Engineering Communications 131, 207-224.
47.   1995     Tosun, Ý., M.S. Willis, F. Desai and G.G. Chase. Analysis of drag and particulate stress in porous media flows, Chemical Engineering Science 50, 1961-1969.
48.   1996     Aimar, P., Ý. Tosun, T. Tinçer and N. Akman. A comment on the concentration polarisation build-up in hollow fibers, Journal of Membrane Science 114, 131-133.
49.   1996     Erdoðmuþ, M. and Ý. Tosun. A unified approach to solid-fluid separation processes, Proc. of 7th World Filtration Congress, Vol. 1, 15-21, Hungarian Chemical Society, Budapest, Hungary.
50.   1996     Genç, A. and Ý. Tosun. The effect of electrode configuration in electrofiltration, Proc. of 7th World Filtration Congress, Vol. 1, 296-300, Hungarian Chemical Society, Budapest, Hungary.
51.   1996     Tosun, Ý. Washing theory for nonequilibrium stages, AIChE Journal 46, 1627-1632.
52.   2000     Güçbilmez, Y., Ý. Tosun and L. Yýlmaz. Analysis of mass transfer for washing of unsaturated filter cakes, Proc. of 8th World Filtration Congress, Vol. 1, 307-310.
53.   2000     Güçbilmez, Y., Ý. Tosun and L. Yýlmaz. Optimization of the locations of side streams in a filter cake washing process, Chemical Engineering Communications 182, 49-67.
54.   2002     Genç, A. and Ý. Tosun. Experimental studies on the effect of electrode configuration in electrofiltration, Separation Science and Technology 37 (13), 3053-3064. PDF
55.   2004     Genç, A. and Ý. Tosun. Analysis of the electrofiltration mechanism based on multiphase filtration theory, Chemical Engineering Communications 191, 125-136. PDF
56.   2004     Yükseler, H., Ü. Yetiþ and Ý. Tosun. Filtration of activated sludge, Proc. of 9th World Filtration Congress, New Orleans.
57.   2005     Tosun, Ý. Simulation of cake filtration by the compression-permeability cell: How good is it?, Proc. of American Filtration and Separations Society (AFS) Annual Meeting, Atlanta.
58.   2005     Yükseler, H., Ü. Yetiþ and Ý. Tosun. Current status of filtration theory, Journal of Residuals Science & Technology, 2 (4), 221-220.
59.   2006     Tosun, Ý. Washing calculations for belt and rotary drum filters, Proc. of American Filtration and Separations Society (AFS) Annual Meeting, Chicago.
60.   2007     Tosun, Ý. Forced convection heat transfer in circular pipes, Chemical Engineering Education 41 (1), 39-42.
61.   2007     Yükseler, H., Ý. Tosun and Ü. Yetiþ. A new approach in assessing slurry filterability, Journal of Membrane Science 303, 72-79.
62.   2008     Yükseler, H., Ü. Yetiþ and Ý. Tosun. Characterization of sludge filtration, Filtration 8 (3), 224-229.
63.   2009     Genç, A. and Ý. Tosun. Changes in slurry concentration during the initial stages of filtration, Filtration 9 (2), 133-138.


Conferences

1.   1978     Cake filtration theory, AIChE Meeting, Philadelphia.
2.   1983     Energy efficiency in cake filtration, Filtech Conference, London.
3.   1985     Cake washing theory, NATO Advanced Study Institute on Fundamentals of Transport Phenomena in Porous Media, University of Delaware.
4.   1986     Cake Filtration theory: An overview, Fourth World Filtration Congress, Ostende, Belgium.
5.   1988     Porous Media flows with large porosity gradients, Fine Particle Society Meeting, Santa Clara, California.
6.   1988     Heat transfer studies in an eccentric annulus, AIChE Meeting, Washington D.C.
7.   1998     Feasibility study on the establishment of an academic assessment mechanism and structure for higher education in Turkey,  Mediterranean Development Forum II, World Bank, Marakesh. PDF


Research Support

1982   Fluid Flow Studies in an Eccentric Annulus, Turkish Scientific and Technical Research Council (TUBITAK) Grant ($5,000)
1984   1984 Multiphase Transport Phenomena - Theory and Applications, NATO Grant for International Collaboration in Research (219,000 Belgian Francs)
1985   Heat Transfer Studies in an Eccentric Annulus, Turkish Scientific and Technical Research Council (TUBITAK) Grant ($7,000)
1985   Process Integration in PETKIM VCM Plant ($50,000)
1990   Market Survey for Certain Chemicals ($15,000)
1990   Energy Conservation in BARUTSAN Explosives Plant ($40,000)
1992   Effect of Electrode Geometry in Electrofiltration, Turkish Scientific and Technical Research Council (TUBITAK) Grant ($10,000)
1993   Ultrafiltration of Cheese Whey, Turkish Scientific and Technical Research Council (TUBITAK) Grant ($20,000)


Theses Directed

MS Theses
1982   Levent Yýlmaz, Modelling of Liquid Diffusion in Glassy Polymers
1984   Ahmet N. Eraslan, Fluid Flow and Heat Transfer in Circular and Annular Ducts
1984   Suna Þahinoðlu, Experimental Verification of Multiphase Filtration Theory
1985   Hasan Mousa, Application of Multiphase Theory to Filtration
1986   Ayþegül Batýgün, A Rigorous Cake Washing Theory
1987   Deniz Üner, Momentum and Heat Transfer Studies in an Eccentric Annulus
1992   Sabiha Solmaz, Hydrodynamic Studies in an Eccentric Annulus for a Non-Newtonian Fluid
1995   Müge Erdoðmuþ, A Unified Approach to Solid-Liquid Separation Processes
1996   Nuray Akman, Effects of Operating Variables on Ultrafiltration of Cheese Whey
1996   Mustafa Özyilmaz, Solutions of Transport Phenomena Problems by Averaging Technique
1999   Yeþim Güçbilmez, Analysis and Prediction of Filter Cake Washing
2006   Tijen Seyidoðlu, Generalized Couette Flow of a Herschel-Bulkley Fluid Through Eccentric Annulus - An Approximate Solution
2008   Meriç Dalgýç, Solutions of the Equations of Change by the Averaging Technique

Ph.D Theses
1996   Ayten Genç, Effect of Electrode Configuration in Electrofiltration
1997   Ýlhan Akþahin, Development of a Generalized Interface Model