Prof. Dr. Mehmet Pakdemirli

Transkript

1 Prof. Dr. Mehmet Pakdemirli ÖĞRENİM DURUMU Derece Üniversite Bölüm / Program Yıllar Lisans Boğaziçi Üniversitesi Makine Mühendisliği 1985 Y. Lisans Boğaziçi Üniversitesi Makine Mühendisliği 1987 Doktora İstanbul Teknik Üniversitesi Makine Mühendisliği 1991 Adres İLETİŞİM BİLGİLERİ Celal Bayar Universitesi Manisa, Türkiye. Telefon 90(236) / 90(236) Faks 90(236) e-posta mpak@cbu.edu.tr Web sayfası ÇALIŞTIĞI KURUMLAR Kurum Adı Görev Unvanı Yıllar TÜBİTAK Mühendislik Araştırma Grubu (MAG), Ankara Üye Celal Bayar Üniversitesi, Mühendislik Fakültesi, Manisa Profesör Kral Fahd Üniversitesi, Dahran, Suudi Arabistan Ziyaretçi Profesör Celal Bayar Üniversitesi Mühendislik Fakültesi, Manisa Doçent Michigan Üniversitesi, Makine Mühendisliği ve Uygulamalı Mekanik Bölümü, Ann Arbor, Ziyaretçi Araştırmacı 1996 Michigan, A. B. D. Celal Bayar Üniversitesi, Mühendislik Fakültesi, Manisa Yrd.Doçent Virginia Politeknik Enstitüsü ve Devlet Üniversitesi Mühendislik Bilimleri ve Mekanik Doktora Sonrası Araştırmacı Bölümü, Blacksburg, Virginia, Amerika B.D. Boğaziçi Üniversitesi, Matematik Bölümü, İstanbul Araştırma Görevlisi YÖNETİM GÖREVLERİ VE KURUL ÜYELİKLERİ Kurum Adı Görev Yıllar Celal Bayar Üniversitesi Rektör Celal Bayar Üniversitesi Senato Üyeliği Celal Bayar Üniversitesi Makina Mühendisliği Bölüm Başkanlığı Celal Bayar Üniversitesi Makina Mühendisliği Bölüm Başkanlığı

2 Bilimsel Araştırmalar Derneği Başkan TEZLER Y. Lisans Doktora İlgi Alanları Yabancı Dil M. Pakdemirli, Transverse vibrations of an axially accelerating string, Boğaziçi Üniversitesi, 1987 (İngilizce) M. Pakdemirli, İkinci Derece Akışkanlarda Sınır Tabakası Denklemlerinin Benzerlik Çözümleri, İstanbul Teknik Üniversitesi, 1991 (Türkçe) Mekanik Titreşimler, Akışkanlar Mekaniği, Perturbasyon Teknikleri, Simetri Analizi 90 Üds ÖZGÜN YAYINLARI SCI Expanded Dergilerde Yayımlanan Makaleler 1 M. Pakdemirli and E. S. Suhubi, Boundary layer theory for second order fluids, International Journal of Engineering Science 30(4), , M. Pakdemirli and E. S. Suhubi, Similarity solutions of boundary layer equations for second order fluids, International Journal of Engineering Science 30(5), , M. Pakdemirli, The boundary layer equations of third grade fluids, International Journal of Non-Linear Mechanics 27(5), , M. Pakdemirli, Similarity analysis of compressible boundary layers for arbitrary profiles, Mechanics Research Communications 19(5), , M. Pakdemirli, Boundary layer flow of power-law fluids past arbitrary profiles, IMA Journal of Applied Mathematics 50(2), , M. Pakdemirli and H. Batan, Dynamic stability of a constantly accelerating strip, Journal of Sound and Vibration 168(2), , M. Pakdemirli, Conventional and multiple deck boundary layer approach to second and third grade fluids, International Journal of Engineering Science 32(1), , M. Pakdemirli, A. G. Ulsoy and A. Ceranoglu, Transverse vibrations of an axially accelerating string, Journal of Sound and Vibration 169(2), , M. Pakdemirli, Similarity analysis of boundary layer equations of a class of non-newtonian fluids, International Journal of Non-Linear Mechanics 29(2), , M. Pakdemirli, A comparison of two perturbation methods for vibrations of systems with quadratic and cubic nonlinearities, Mechanics Research Communications 21(2), , M. Pakdemirli and A. H. Nayfeh, Nonlinear vibrations of a beam-spring-mass system, ASME Journal of Vibration and Acoustics 116, , M. Pakdemirli, S. A. Nayfeh and A. H. Nayfeh, Analysis of one-to-one autoparametric resonances in cables-discretization vs. direct treatment, Nonlinear Dynamics 8, 65-83, M. Pakdemirli and H. Boyaci, Comparison of direct-perturbation methods with discretizationperturbation methods for nonlinear vibrations, Journal of Sound and Vibration 186, , M. Pakdemirli, M. Yürüsoy and A. Küçükbursa, Symmetry groups of boundary layer equations of a class of non-newtonian fluids, International Journal of Non-Linear Mechanics 31(3), , E. Özkaya, M. Pakdemirli and H. R. Öz, Nonlinear vibrations of a beam-mass system under different boundary conditions, Journal of Sound and Vibration, 199(4), , M. Pakdemirli and H. Boyaci, The direct-perturbation method versus the discretization-perturbation method: Linear systems, Journal of Sound and Vibration, 199(5), , M. Pakdemirli and A. G. Ulsoy, Stability analysis of an axially accelerating string, Journal of Sound and Vibration 203(5), , H. Boyaci and M. Pakdemirli, A comparison of different versions of the method of multiple scales for partial differential equations, Journal of Sound and Vibration 204(4), , M. Yürüsoy and M. Pakdemirli, Symmetry reductions of unsteady three-dimensional boundary layers of some non-newtonian fluids, International Journal of Engineering Science 35(8), , M. Pakdemirli and M. Yürüsoy, Similarity transformations for partial differential equations, SIAM Review 40(1), , H. R. Öz, M. Pakdemirli, E. Özkaya and M. Yılmaz, Nonlinear vibrations of a slightly curved beam

3 resting on a nonlinear elastic foundation, Journal of Sound and Vibration 212 (2), , B. Karlık, E. Özkaya, S. Aydın and M. Pakdemirli, Vibrations of a beam-mass system using artificial neural networks, Computers and Structures 69(3), , H.R. Öz, M. Pakdemirli and E. Özkaya, Transition behaviour from string to beam for an axially accelerating material, Journal of Sound and Vibration 215(3), , M. Pakdemirli and M. Yürüsoy, Equivalence transformations applied to exterior calculus approach for 24 finding symmetries: An example of non-newtonian fluid flow, International Journal of Engineering Science 37(1), 25-32, M. Yürüsoy and M. Pakdemirli, Group Classification of a non-newtonian fluid model using classical 25 approach and equivalence transformations, International Journal of Non-Linear Mechanics 34(2), , E. Özkaya and M. Pakdemirli, Non-Linear vibrations of a beam-mass system with both ends clamped, Journal of Sound and Vibration 221(3), , M. Yürüsoy and M. Pakdemirli, Exact solutions of boundary layer equations of a special nonnewtonian fluid over a stretching sheet, Mechanics Research Communications 26(2), , H.R. Öz and M. Pakdemirli, Vibrations of an axially moving beam with time dependent velocity, Journal of Sound and Vibration 227(2), , E. Özkaya and M. Pakdemirli, Lie Group theory and analytical solutions for the axially accelerating string problem, Journal of Sound and Vibration 230(4), , E. Özkaya and M. Pakdemirli, Vibrations of an axially accelerating beam with small flexural stiffness, Journal of Sound and Vibration 234(3), , H. R. Öz, M. Pakdemirli and H. Boyacı, Nonlinear vibrations and stability of an axially moving beam with time dependent velocity, International Journal of Non-Linear Mechanics 36(1), , M. Yürüsoy, M. Pakdemirli and Ö. F. Noyan, Lie Group analysis of creeping flow of a second grade fluid, International Journal of Non-Linear Mechanics 36(6), , M. Pakdemirli, Vibrations of continuous systems with a general operator notation suitable for perturbative calculations, Journal of Sound and Vibration 246(5), , M. Pakdemirli, A general solution procedure for coupled systems with arbitrary internal resonances, Mechanics Research Communications 28(6), , M. Yürüsoy and M. Pakdemirli, Approximate analytical solutions for the flow of a third grade fluid in a pipe, International Journal of Non-Linear Mechanics 37(2), , M. Pakdemirli and H. Boyacı, Effect of non-ideal boundary conditions on the vibrations of continuous systems, Journal of Sound and Vibration 249(4), , E. Özkaya and M. Pakdemirli, Group-theoretic approach to axially accelerating beam problem, Acta Mechanica 155, , M. Çevik, E. Özkaya and M. Pakdemirli, Natural frequencies of suspension bridges: An artificial neural network approach, Journal of Sound and Vibration 257(3), , M. Pakdemirli, Comparison of higher order versions of the method of multiple scales for an odd nonlinearity problem, Journal of Sound and Vibration 262, , M. Pakdemirli and E. Özkaya, Three-to-one internal resonances in a general cubic nonlinear continuous system, Journal of Sound and Vibration 268(3), , M. Pakdemirli and H. Boyacı, Nonlinear vibrations of a simple-simple beam with a non-ideal support in between, Journal of Sound and Vibration 268(2), , M. Pakdemirli, M. Yürüsoy and İ. T. Dolapçı, Comparison of approximate symmetry methods for differential equations, Acta Applicandae Mathematica 80(3), , İ. T. Dolapçı and M. Pakdemirli, Approximate symmetries of creeping flow equations of a second grade fluid, International Journal of Non-Linear Mechanics 39, , M. Pakdemirli and A. Z. Şahin, Group classification of fin equation with variable thermal properties, International Journal of Engineering Science 42, , M. Pakdemirli and E. Özkaya, Two-to-one internal resonances in continuous systems with arbitrary 45 quadratic nonlinearities, Arabian Journal for Science and Engineering 29(1C), , 2004 (Mechanical Vibration and Noise Theme Issue). 46 M. Pakdemirli, B. S. Yılbaş and M. Yürüsoy, Entropy generation in non-newtonian fluid flow in a slider bearing, SADHANA 29(6), , M. Çevik and M. Pakdemirli, Nonlinear vibrations of suspension bridges with external excitation, International Journal of Non-Linear Mechanics 40, , 2005.

4 B. S. Yılbaş and M. Pakdemirli, Entropy generation due to the flow of a non-newtonian fluid with variable viscosity in a circular pipe, Heat Transfer Engineering 26(10), 80-86, B. S. Yılbaş, M. Pakdemirli and S. Bin Mansoor, Analytical solution for temperature field in thin film initially heated by a short-pulse laser source, Heat and Mass Transfer 41(12), , M. Pakdemirli and A. Z. Şahin, Similarity Analysis of a Nonlinear Fin Equation, Applied Mathematics Letters 19, , M. Pakdemirli and B. S. Yılbaş, Entropy Generation for Pipe-Flow of a Third Grade Fluid with Vogel Model Viscosity, International Journal of Non-Linear Mechanics 41, , M. Pakdemirli and B. S. Yılbaş, Entropy Generation in a Pipe due to Non-Newtonian Fluid Flow: Constant Viscosity Case, SADHANA 31, 21-29, B. S. Yılbaş and M. Pakdemirli, Analytical Solution for Temperature Field in Electron and Lattice Sub-Systems during Heating of Solid Film, Physica B-Condensed Matter 382, , H. R. Öz and M. Pakdemirli, Two-to-one internal resonances in a shallow curved beam resting on an elastic foundation, Acta Mechanica 185, , M. Yürüsoy, B. S. Yılbaş and M. Pakdemirli, Non-Newtonian fluid flow in annular pipes and entropy generation: Temperature-dependent viscosity, SADHANA 31, , M. Pakdemirli and H. Boyacı, Generation of Root Finding Algorithms via Perturbation Theory and Some Formulas, Applied Mathematics and Computation 184, , M. Pakdemirli and H. A Yurtsever, Estimating roots of polynomials using perturbation theory, Applied Mathematics and Computation 188, , M. Pakdemirli, İ. T. Dolapçı and B. S. Yılbaş, Symmetries and Approximate Solution of Energy Transfer Equations in Short Pulse Laser Heating, International Journal of Thermal Sciences 46, , Y. Aksoy, M. Pakdemirli and C. M. Khalique, Boundary Layer Equations and Stretching Sheet Solutions for the Modified Second grade Fluid, International Journal of Engineering Science 45, , Y. N. Al-Nassar, M. Kalyon, M. Pakdemirli and B. O. Al-Bedoor, Stability analysis of rotating blade vibration due to torsional excitation, Journal of Vibration and Control 13, , B. S. Yılbaş and M. Pakdemirli, Analytical solution of laser short-pulse heating of gold films, Lasers in Engineering 17, , M. Pakdemirli and H. R. Öz, Infinite mode analysis and truncation to resonant modes of axially accelerated beam vibrations, Journal of Sound and Vibration 311, , M. Yürüsoy, M. Pakdemirli and B. S. Yılbaş, Perturbation solution for a third-grade fluid flowing between parallel plates, Proceedings of the Institution of Mechanical Engineers, Part C, Journal of Mechanical Engineering Science 222, , S. Abbasbandy, M. Yürüsoy and M. Pakdemirli, The homotopy analysis approach of boundary layer equations of power law fluids of second grade, Zeitschrift für Naturforschung A 63a, , M. B. Akgül and M. Pakdemirli, Analytical and numerical solutions of electro-osmotically driven flow of a third grade fluid between micro-parallel plates, International Journal of Non-Linear Mechanics 43, , M. Pakdemirli, Y. Aksoy, M. Yürüsoy and C. M. Khalique, Symmetries of boundary layer equations of power-law fluids of second grade, Acta Mechanica Sinica 24(6), , B. S. Yılbas, İ. T. Dolapçı and M. Pakdemirli, Analytical solution for non equilibrium energy transfer in gold film: influence of ballistic contribution of electrons on energy transfer, International Journal of Thermal Sciences 48, , M. Pakdemirli, Drag Work Minimization Path for a Flying Object with Altitude-Dependent Drag Parameters, Proceedings of the Institution of Mechanical Engineers, Part C, Journal of Mechanical Engineering Science 223(C5), , M. Pakdemirli, M. M. F. Karahan and H. Boyacı, A new perturbation algorithm with better convergence properties: Multiple Scales Lindstedt Poincare method, Mathematical and Computational Applications 14(1), 31-44, G. Değer, M. Pakdemirli and F. Candan, A geometrical optimization problem associated with fruits of poppy flower, Mathematical and Computational Applications 14(3), , B. Özhan and M. Pakdemirli, A general solution procedure for the forced vibrations of a continuous system with cubic nonlinearities: primary resonance case, Journal of Sound and Vibration 325,

5 72 S. Abbasbandy, M. Pakdemirli and E. Shivanian, Optimum path of a flying object with exponentially decaying density medium, Zeitschrift für Naturforschung 64a, , B. Özhan and M. Pakdemirli, A general solution procedure for the forced vibrations of a system with 73 cubic nonlinearities:three-to-one internal resonances with external excitation, Journal of Sound and Vibration 329, , M. Pakdemirli, P. Sari and B. Solmaz, Analytical and numerical solutions of a generalized hyperbolic non-newtonian fluid flow, Zeitschrift für Naturforschung 65a, , Gözde Deger, Mehmet Pakdemirli, Feyza Candan, Selda Akgün and Hakan Boyaci, Strength of Wheat and Barley Stems and Design of New Beam/Columns, Mathematical and Computational Applications 15(1), 1-13, M. Pakdemirli and M. M. F. Karahan, A New Perturbation Solution for Systems with Strong Quadratic and Cubic Nonlinearities, Mathematical Methods in the Applied Sciences, 33, , Y. Aksoy and M. Pakdemirli, New perturbation-iteration solutions for Bratu-type equations, Computers and Mathematics with Applications 59, , Y. Aksoy and M. Pakdemirli, Approximate Analytical Solutions for Flow of a Third-Grade Fluid Through a Parallel-Plate Channel Filled with a Porous Medium, Transport in Porous Media 83(2), , M. Pakdemirli and N. Elmas, Perturbation theorems for estimating magnitudes of roots of polynomials, Applied Mathematics and Computation 216, , M. Pakdemirli and Y. Aksoy, Group classification for the path equation describing minimum drag work and symmetry reductions, Applied Mathematics and Mechanics 31(7), , G. Deger, M. Pakdemirli and Y. Aksoy, Symmetry Analysis of Boundary Layer Equations of an Upper Convected Maxwell Fluid with MHD Flow, Zeitschrift für Naturforschung 66a, , M Pakdemirli, T. Hayat, M. Yürüsoy, S. Abbasbandy, S. Asghar, Perturbation Analysis of a Modified Second Grade Fluid over a Porous Plate, Nonlinear Analysis: Real World Applications 12, , Y. Aksoy, T. Hayat and M. Pakdemirli, Boundary Layer Theory and Symmetry Analysis of a Williamson Fluid, ZeitschriftfürNaturforschung67a, , Y. Aksoy, M. Pakdemirli, S. Abbasbandy and H. Boyacı, New perturbation-iteration solutions for nonlinear heat transfer equations, International Journal of Numerical Methods for Heat & Fluid Flow22(7), , B. B. Ozhan and M. Pakdemirli, Principal parametric resonances of a general continuous system with cubic nonlinearities, Applied Mathematics and Computation219, , M. B. Akgül, G. Sarı, and M. Pakdemirli, Lie Group Analysis of Unsteady Flow and Heat Transfer over a Porous Surface for a Viscous Fluid, Journal of Applied Mathematics2012, Article ID , 17 pages, doi: /2012/ G. Sarı, M. Pakdemirli, T. Hayat and Y. Aksoy, Boundary Layer Equations and Lie Group Analysis of a Sisko Fluid, Journal of Applied Mathematics2012, Article ID , 9 pages, doi: /2012/ M. B. Akgül and M. Pakdemirli, Magneto hydrodynamic and Slip Effects onthe Flow and Mass Transfer over a Microcantilever-Based Sensor, Journal of Applied Mathematics2012, Article ID , 11 pages, doi: /2012/ M. B. Akgül and M. Pakdemirli, Lie group analysis of a non-newtonian fluid flow over a porous surface, ScientiaIranica B 19(6), , M. B. Akgül and M. Pakdemirli, Cooling Intensification of a Continuously Moving Stretching Surface Using Different Types of Nanofluids, Journal of Applied Mathematics2012, Article ID , 11 pages, doi: /2012/ M. Pakdemirli and G. Sarı, A comprehensive perturbation theorem for estimating magnitudes of roots of polynomials, LMS Journal of Computation and Mathematics16,1-8, B. B. Özhan and M. Pakdemirli, Effect of Visco elasticity on the Natural Frequencies of Axially Moving Continua, Advances in Mechanical Engineering2013, Article ID , 7 pages, doi: /2013/ M. Şenol,İ. T. Dolapçı, Y. Aksoy and M. Pakdemirli, Perturbation-Iteration Method for First-Order Differential Equations and Systems, Abstract and Applied Analysis2013, Article ID , 6 pages, 94 İ. T. Dolapçı, M. Şenol, and M. Pakdemirli, New Perturbation Iteration Solutions for Fredholm and

6 Volterra Integral Equations, Journal of Applied Mathematics 2013, Article ID , 5 pages, 95 G.Sarı andm. Pakdemirli, Vibrations of a Slightly Curved Microbeam Resting on an Elastic Foundation with Nonideal Boundary Conditions, Mathematical Problems in Engineering2013, Article ID , 16 pages, 96 G.Sarı andm. Pakdemirli, Non-Linear Vibrations of a Microbeam Resting on an Elastic Foundation, Arabian Journal for Science and Engineering38, , M. Pakdemirli, T. Hayat and Y.Aksoy, Group-Theoretic Approach to Boundary Layer Equations of anoldroy-b Fluid, Zeitschrift für Naturforschung 68a, , Diğer Uluslararası Hakemli Dergilerde Yayımlanan Makaleler M. Pakdemirli and C. Alacaci, Rain problem for a moving object, International Journal of Mathematical 1 Education in Science and Technology 24(1), , M. Pakdemirli and H. Boyacı, Vibrations of continuous systems having arbitrary quadratic and cubic 2 nonlinearities, Applied Mechanics and Engineering, 1(3), , M. Pakdemirli and A. G. Ulsoy, Perturbation analysis of spindle speed variation in machine tool 3 chatter, Journal of Vibration and Control, 3(3), , M. Pakdemirli, H. Boyacı and M. Yılmaz, Continuous systems with odd nonlinearities: A general 4 solution procedure, Mathematical and Computational Applications 2(2), 85-90, M. Pakdemirli and H. Boyacı, A generalized approach to coupled nonlinear vibrations of continuous 5 systems, Mathematical and Computational Applications 2(3), , M. Pakdemirli and E. Özkaya, Approximate boundary layer solution of a moving beam problem, 6 Mathematical and Computational Applications 3(2), , M. Yürüsoy and M. Pakdemirli, Lubrication of a slider bearing with a special third grade fluid, Applied 7 Mechanics and Engineering 4(4), , M. Pakdemirli and H. Boyacı, A comparison of different versions of the method of multiple scales for 8 an arbitrary model of odd non-linearities, Mathematical and Computational Applications 4(3), , M. Pakdemirli, Optimum velocity for a person moving under rain, International Journal of 9 Mathematical Education in Science and Technology 31(6), , M. Pakdemirli and M. Yürüsoy, On approximate symmetries of a wave equation with quadratic nonlinearity, Mathematical and Computational Applications 5(3), , M. Pakdemirli and H. Boyacı, Vibrations of a stretched beam with non-ideal boundary conditions, 11 Mathematical and Computational Applications 6(3), , M. Pakdemirli, Group classification and some similarity solutions for a nonlinear filtration equation, 12 Mathematical and Computational Applications 7(1), 1-4, M. Pakdemirli and H. Boyacı, Vibrations of a simply supported beam with a non-ideal support at an 13 intermediate point, Mathematical and Computational Applications 8(2), , M. A. Kilic, M. Pakdemirli and B. Solmaz, Similarity analysis of long wave equations with variable 14 bottom friction, Mathematical and Computational Applications 9(1), , M. Yurusoy, M. Pakdemirli and O. F. Noyan, Approximate analytical solutions to thermo-poro-elastic 15 equations, International Journal of Applied Mechanics and Engineering 9(1), , B. S. Yılbaş, M. Yürüsoy and M. Pakdemirli, Entropy analysis for non-newtonian fluid flow in annular 16 pipe: Constant viscosity case, Entropy 6, , M. Pakdemirli and A. Z. Şahin, Approximate symmetries of hyperbolic heat conduction equation with 17 temperature dependent thermal properties, Mathematical and Computational Applications 10(1), , M. Pakdemirli and A. Z. Şahin, A similarity solution of fin equation with variable thermal conductivity 18 and heat transfer coefficient, Mathematical and Computational Applications 11(1), 25-30, M. Pakdemirli, H. Boyacı and H. A. Yurtsever, Perturbative derivation and comparisons of root-finding 19 algorithms with fourth order derivatives, Mathematical and Computational Applications 12(2), , M. Pakdemirli, H. Boyacı and H. A. Yurtsever, A root finding algorithm with fifth order derivatives, 20 Mathematical and Computational Applications 13(2), , B. B. Özhan and M. Pakdemirli, Forced vibrations of a general cubic nonlinear continuous system, 21 Journal of Applied Functional Analysis 4(4), , 2009.

7 M. Pakdemirli, M. M. F. Karahan and H. Boyacı, Forced Vibrations of Strongly Nonlinear Systems with Multiple Scales Lindstedt Poincare Method, Mathematical and Computational Applications16(4), , M. Pakdemirli, Y. Aksoy and H. Boyacı, A New Perturbation-Iteration Approach for First Order Differential Equations, Mathematical and Computational Applications16(4), , S. Kırmacı and M. Pakdemirli, Flow Analysis and Determination of Drag Forces for Spikes of Crops, Mathematical and Computational Applications 17(1), 83-91, M. Pakdemirli, Review of the new perturbation iteration method, Mathematical and Computational Applications 18(3), , Ulusal Hakemli Dergilerde Yayımlanan Makaleler 1 M. Pakdemirli, Bir akiskan modelinde benzerlik analizi, ITU Dergisi 52, 7-12, M. Pakdemirli, Sürekli ortamlarin nonlineer titresimleri için perturbasyon yaklasimlari, Turkish Journal 2 of Engineering and Environmental Sciences 19(2), , M. Yürüsoy and M. Pakdemirli, Lie Group analysis of boundary layer equations of non-newtonian 3 fluids, Turkish Journal of Engineering and Environmental Sciences 21, , M. Yürüsoy, M. Yılmaz and M. Pakdemirli, Similarity analysis of unsteady three dimensional boundary 4 layers of a non-newtonian model, Mühendislik Bilimleri Dergisi 3(3), , M. Yürüsoy, S. Akgün and M. Pakdemirli, Power-Law akışkanı ile yağlanmış eksenel kaymalı yatakta 5 basınç ve hız dağılımı, Mühendislik Bilimleri Dergisi 6, , 2001 Uluslararası Bilimsel Toplantılarda Sunulan ve Bildiri Kitabında (Proceedings) Basılan Bildiriler A. H. Nayfeh, S. A. Nayfeh, and M. Pakdemirli, On the Discretization of Weakly Nonlinear Spatially 1 Continuous Systems, International Symposium on Nonlinear Dynamics and Stochastic Mechanics, August 28-September 1, 1993, Waterloo, Canada. M. Yürüsoy and M. Pakdemirli, Group-theoretic approach to unsteady boundary layer equations of 2 some non-newtonian fluids, Modern Group Analysis VI January 1996, University of Witwatersrand, Johannesburg, South Africa. M. Yürüsoy and M. Pakdemirli, Group classification of boundary layer equations of some non- 3 Newtonian fluids, Modern Group Analysis VII June 30-July , Sophus Lie Conference Center, Nordfjordeid, Norway. 4 H. R. Öz, M. Pakdemirli and E. Özkaya, Linear and nonlinear vibrations of axially moving beams, ASME Mechanics & Materials Conference, June , Blacksburg, Virginia, USA. E. Özkaya and M. Pakdemirli, Eksenel hareketli hafif kiriş probleminde sınır tabakası çözümleri, 5 Second International Symposium on Mathematical and Computational Applications, September 1-3, 1999, Baku, Azerbaijan. M. Çevik and M. Pakdemirli, Asma köprülerin nonlineer serbest titreşimleri, Second International 6 Symposium on Mathematical and Computational Applications, September 1-3, 1999, Baku, Azerbaijan. H. R. Öz and M. Pakdemirli, On the natural frequencies of an axially moving beam with fixed end 7 conditions, Second International Symposium on Mathematical and Computational Applications, September 1-3, 1999, Baku, Azerbaijan. E. Özkaya, B. Karlık and M. Pakdemirli, An artificial neural network approach to projectile motion with 8 air friction, MS 2001-Lviv International Conference on Modelling and Simulation, May 23-26, 2001, Lviv, Ukraine. H. Boyacı and M. Pakdemirli, Linear and nonlinear vibrations of a simple-simple beam with a nonideal 9 support in between, Third International Symposium on Mechanical Vibrations (ISMV-2002), September 23-27, 2002, Islamabad, Pakistan. Y. N. Al-Nassar, M. Kalyon, M. Pakdemirli and B. O. Al-Bedoor, Stability analysis of rotating blade 10 vibration due to torsional excitation, Mathematical Methods in Engineering, International Symposium, April 27-29, 2006, Çankaya University, Ankara, Turkey. M. Pakdemirli, İ. T. Dolapçı and B. S. Yılbaş, Analytical solutions of energy transfer equations in laser 11 beam heating, 6th International Conference on Mathematical Problems in Engineering and Aerospace Sciences, June 21-23, 2006, Budapest, Hungary. 12 M. Pakdemirli, Y. Aksoy and C. M. Khalique, Symmetry Analysis of Boundary Layer Equations of Modified Second Grade Fluids, International Conference on Recent Developments in Fluid Mechanics,

8 July 02-04, 2007, Islamabad, Pakistan. M. Pakdemirli, P. Sarı and B. Solmaz, Solutions of a Generalized Hyperbolic Non-Newtonian Fluid Flow for Special Geometries, 6th International Congress on Industrial and Applied Mathematics, July 16-20, 2007, Zürich, Switzerland. B. B. Özhan and M. Pakdemirli, Forced vibrations of a general cubic nonlinear system, Second International Interdisciplinary Chaos Symposium, May 7-10, 2008, İstanbul, Turkey. M. B. Akgül and M. Pakdemirli, Analytical and numerical solutions of electroosmotically driven flow of a third grade fluid in a rectangular microchannel, International Conference on Mathematical Problems In Engineering, Aerospace, and Sciences Wednesday, June 25-27, 2008, Genoa, Italy. G. Değer, M. Pakdemirli, F. Candan, S. Akgün ve H. Boyacı, Buğday arpa saplarinda malzeme kesit yapisi ve teknolojiye aktarimi, 12th International Materials Symposium, October 15-17, 2008, Denizli, Turkey. B. Burak Özhan and M. Pakdemirli, General Solution Algorithm for Three to-one Internal Resonances of a Cubic Nonlinear Vibration Model, The 16th International Congress on Sound and Vibration, July 5-9, 2009, Krakow, Poland. M. M. F. Karahan, M. Pakdemirli and H. Boyacı, A New Perturbation Algorithm for Strongly Nonlinear Oscillators, The 16th International Congress on Sound and Vibration, July 5-9, 2009, Krakow, Poland. G. Değer, M. Pakdemirli, F. Candan, S. Akgün, H. Boyacı, Strength of wheat (Triticum sativum L.) and barley (Hordeum vulgare L.) stems and design of new beam/columns, 15. International Conference on Strength of Materials,16-21 August, Dresden, Germany. G. Değer, M. Pakdemirli, Non-linear vibrations of a micro beam resting on an elastic foundation: Primary resonance case, 1st International Symposium on Computing in Science and Engineering, 3-5 June, 2010, Kuşadası, Aydın, Turkey. G. Sarı, M. Pakdemirli, T. Hayat and Y. Aksoy, Boundary Layer Equations and Lie Group Analysis of a Sisko Fluid, 2st International Symposium on Computing in Science and Engineering, 1-4 June, 2011, Kuşadası, Aydın, Turkey Ü. Göktaş, M. Pakdemirli and Y. Aksoy, Symbolic computation of perturbation-iteration solutions for differential equations, Second International Symposium on Computing in Science and Engineering, June 1-4, 2011, Kuşadası, Aydın, Turkey. B.B. Özhan and M. Pakdemirli, A Generalized Solution Algorithm For Cubic Nonlinear Vibration Model With Parametric Excitation, Second International Symposium on Computing in Science and Engineering, 1-4 June 2011, Kuşadası, Türkiye. G. Sarı, M. Pakdemirli, Effects of non-ideal Boundary Conditions on the Vibrations of a Slightly Curved Micro Beam, 9thInternational Conference on Mathematical Problems In Engineering, Aerospace, and Sciences, July 10-14, 2012, Vienne, Austria.AIP Conference Proceedings 1493, , M.B. Akgül, G. Sarı and M. Pakdemirli, Non-Newtonian Fluid Effects on Surface Reactions in a Microfluidic Flow Cell, 9thInternational Conference on Mathematical Problems In Engineering, Aerospace, and Sciences, July 10-14, 2012, Vienne, Austria.AIP Conference Proceedings 1493, , M. Pakdemirli, The analysis and improvement of international research publications, International Congress on Trends in Higher Education, May 31-June 1, 2013, Fatih University, İstanbul. M. B. Akgül and M. Pakdemirli, Two Phase Numerical Modeling of Nanofluid MixedConvection, Proceedings of thefourth International Conference on Mathematical and Computational Applications June 11-13, 2013, , Celal Bayar University, Manisa. M. Pakdemirliand G. Sarı, A General Perturbation Theorem for Estimating Magnitudesof Roots of Polynomials, Proceedings of thefourth International Conference on Mathematical and Computational Applications June 11-13, 2013, , Celal Bayar University, Manisa. İ. T. Dolapçı, M. Şenol and M. Pakdemirli, New Perturbation Iteration Solutions for Fredholm andvolterra Integral Equations, Proceedings of thefourth International Conference on Mathematical and Computational Applications June 11-13, 2013, , Celal Bayar University, Manisa. M. M. F. Karahan, M. Pakdemirli and B. B. Özhan, Comparison of Multiple Time Scales and Multiple ScalesLindstedt Poincare Methods for Partial DifferentialEquations with Quadratic and Cubic Nonlinearities, Proceedings of thefourth International Conference on Mathematical and Computational Applications June 11-13, 2013, , Celal Bayar University, Manisa.

9 31 32 M.Pakdemirli, The analysis and improvement of international research publications, International Congress on Trends in Higher Education, May 31-June 1, 2013, Fatih University, İstanbul. M.Pakdemirli, Review of the new perturbation iteration method, Fourth International Conference on Mathematical and Computational Applications June 11-13, 2013, Celal Bayar University, Manisa. Ulusal Bilimsel Toplantılarda Sunulan ve Bildiri Kitabında Basılan Bildiriler M. Yürüsoy ve M. Pakdemirli, Bir akışkan modeline ait sınır tabakası denklemlerine analitik yaklaşım, 1 I. Spil Kongresi, 4-5 Eylül 1995, Celal Bayar Üniversitesi, Manisa. E. Özkaya ve M. Pakdemirli, Değişik sınır şartları altında kiriş ve kütle sistemlerinin lineer titreşimleri, I. 2 Spil Kongresi, 4-5 Eylül 1995, Celal Bayar Üniversitesi, Manisa. M. Pakdemirli ve M. Yürüsoy, Bir non-newtonyen akışkan modeline ait sınır tabakası denklemlerinin 3 simetri grupları, Diferansiyel Denklemler IX, Eylül 1995, Sakarya Üniversitesi, Adapazarı. E. Özkaya ve M. Pakdemirli, Değişik sınır şartları altında kiriş ve kütle sisteminin nonlineer titreşimleri, 4 7. Ulusal Makina Teorisi ve Dinamiği Sempozyumu, Eylül 1995, Yıldız Teknik Üniversitesi, İstanbul. H. R. Öz ve M. Pakdemirli, Elastik yatak üzerindeki eğri kirişlerin nonlineer titreşimleri, 7. Ulusal 5 Makina Teorisi ve Dinamiği Sempozyumu, Eylül 1995, Yıldız Teknik Üniversitesi, İstanbul. H. Boyacı ve M. Pakdemirli, Genel kübik nonlineerliğe sahip sürekli ortam titreşimlerinin bir 6 perturbasyon çözümü, GAP I. Mühendislik Kongresi, 1996, Harran Üniversitesi, Şanlıurfa. E. Özkaya, B. Karlık, S. Aydın ve M. Pakdemirli, Değişik sınır şartları altında kütle kiriş sistemlerinin 7 tabii frekanslarının yapay sinir ağları ile belirlenmesi, GAP I. Mühendislik Kongresi, 1996, Harran Üniversitesi, Şanlıurfa. M. Pakdemirli and A.G. Ulsoy, Principle Parametric Resonances of an Axially Accelerating Strip, First 8 Symposium on Mathematical and Computational Applications, November 19-21, 1996, Manisa, Turkey. M. Pakdemirli ve H. Boyacı, Direkt-perturbasyon metodu ile diskritizasyon-perturbasyon metodunun 9 karşılaştırılması: Lineer ve nonlineer sistemler, Dinamik Sistemler Sempozyumu III, Aralık 1996, Abant İzzet Baysal Üniversitesi, Bolu. M. Pakdemirli and A.G. Ulsoy, Perturbation Analysis of Spindle Speed Variation in machine Tool 10 Chatter, MAMKON 97, 4-6 Haziran 1997, İstanbul Teknik Üniversitesi, İstanbul. M. Yürüsoy and M. Pakdemirli, Exact Solutions of Boundary layer Equations of a Special Non- 11 Newtonian Fluid over a Stretching Sheet, MAMKON 97, 4-6 Haziran 1997, İstanbul Teknik Üniversitesi, İstanbul. H. R. Öz, M. Yılmaz, M. Pakdemirli, ve E. Özkaya, Eğri kiriş titreşimlerinde nonlineeritenin etkisi, Ulusal Mekanik Kongresi, Eylül 1997, İ.T.Ü, İstanbul. E. Özkaya, M. Pakdemirli, H. R. Öz and M. Yürüsoy, Group classification and exact solutions for the 13 axially accelerating string problem, II. Spil Fen Bilimleri Kongresi, Ekim 1997, Manisa. M. Pakdemirli and M. Yürüsoy, Equivalence transformations applied to exterior calculus approach for 14 finding symmetries: An example of non-newtonian fluid flow, II. Spil Fen Bilimleri Kongresi, Ekim 1997, Manisa. H. Boyacı ve M. Pakdemirli, Tekil nonlineeriteye sahip keyfi bir model için çok zaman ölçekli metodun 15 değişik versiyonlarının karşılaştırılması, III. Ulusal Hesaplamalı Mekanik Konferansı, Kasım 1998, İstanbul Teknik Üniversitesi, İstanbul. H. R. Öz ve M. Pakdemirli, Eksenel hareketli kirişlerin titreşim analizi, III. Ulusal Hesaplamalı Mekanik 16 Konferansı, Kasım 1998, İstanbul Teknik Üniversitesi, İstanbul. E. Özkaya ve M. Pakdemirli, Ankastre-ankastre mesnetli kütle-kiriş sisteminin tabii frekanslarının 17 yapay sinir ağları ile bulunması, III. Ulusal Hesaplamalı Mekanik Konferansı, Kasım 1998, İstanbul Teknik Üniversitesi, İstanbul. M. Çevik, E. Özkaya ve M. Pakdemirli, Asma köprülerin tabii frekansının yapay sinir ağları ile 18 hesaplanması, Bilim Günleri, 5-7 Mayıs 1999, Denizli. H. R. Öz, E. Özkaya ve M. Pakdemirli, Eksenel hareketli basit-basit mesnetli kirişlerde yapay sinir ağları 19 kullanılarak lineer titreşimlerin analizi, 9. Ulusal Makine Teorisi Sempozyumu, Eylül 1999, Gaziantep. M. Pakdemirli ve H. Boyacı, İdeal olmayan sınır şartlarının sürekli sistem titreşimlerine etkisi, Ulusal Makine Teorisi Sempozyumu, Eylül 2001, Konya.

10 M. Pakdemirli and E. Özkaya, Three-to-one internal resonances in a general cubic nonlinearity continuous system, 11. Ulusal Makine Teorisi Sempozyumu, 4-6 Eylül 2003, Gazi Üniversitesi, Ankara. H. R. Öz ve M. Pakdemirli, Lineer elastik yatak üzerindeki hafif eğrilikli kirişin 2:1 iç rezonansları, 12. Ulusal Makine Teorisi Sempozyumu, 9-11 Haziran 2005, Kayseri. B. B. Özhan ve M. Pakdemirli, Sürekli ortam titreşimleri için genel bir yaklaşım: Kübik nonlinear sistem, 13. Ulusal Makine Teorisi Sempozyumu, 7-9 Haziran 2007, Sivas. P. Sarı, M. Pakdemirli and B. Solmaz, Yeni bir non-newtonyen akışkan modeli için bazı özel geometrilere ait analitik çözümler, 16. Ulusal Isı Bilimi ve Tekniği Kongresi, 30 Mayıs-2 Haziran 2007, Kayseri. S. Kırmacı ve M. Pakdemirli, Tahıl Başaklarında Akış Analizi ve Sürüklenme Kuvvetinin Belirlenmesi, 17. Ulusal Isı Bilimi ve Tekniği Kongresi, Haziran 2009, Sivas. M. Pakdemirli ve M. M. F. Karahan, Kuvvetli kuadratik ve kübik nonlinear sistemler için yeni bir perturbasyon çözümü, 14. Ulusal Makina Teorisi Sempozyumu, 2-4 Temmuz 2009, Kuzey Kıbrıs. G. Değer, M. Pakdemirli, F. Candan ve H. Boyacı, Buğday sap kesit yapıs taklit edilerek yeni bir kiriş tasarımı ve titreşim analizi, 14. Ulusal Makina Teorisi Sempozyumu, 2-4 Temmuz 2009, Kuzey Kıbrıs. G. Değer, M. Pakdemirli ve Y. Aksoy, Maxwell akışkanının gerdirilmiş yüzey üzerindeki magneto-hidrodinamik akişinin benzerlik analizi, 16. Ulusal Mekanik Kongresi, Haziran 2009, Kayseri. B. B. Özhan ve M. Pakdemirli, Parametrik zorlamalı bir nonlineer titreşim modeli için genel çözüm algoritması, 16. Ulusal Mekanik Kongresi, Haziran 2009, Kayseri. B.Burak Özhan ve Mehmet Pakdemirli, Natural Frequencies of Axially Moving Viscoelastic Continuum, 15. Ulusal MakinaTeorisi Sempozyumu, June, 2011, Niğde, Türkiye. G. Sarı, ve M. Pakdemirli, Elastik yatak üzerine yerleştirilmiş eğri mikro kirişin 2:1 iç rezonansları, 18. Ulusal Mekanik Kongresi, Ağustos, 2013, Manisa. M.Pakdemirli, Kuvvetli Nonlineer Sistemler için Çok Ölçekli Lindstedt Poincare Tekniği, 18. Ulusal Mekanik Kongresi, Ağustos 26-30, 2013, Celal Bayar Üniversitesi, Manisa. Yazılan Kitaplar veya Kitaplarda Bölümler M. Pakdemirli and G. Yeğin, Öğretim Üyeleri Kataloğu-Fen Bilimleri, Association for Scientific 1 Research, Manisa, 1997 (EDİTÖR) M. Pakdemirli and B. Karlık, Proceedings Book of the Second International Symposium on 2 Mathematical and Computational Applications, September 1-3, 1999, Baku, Azerbaijan, Association for Scientific Research (EDİTÖR) 3 M. Pakdemirli, Mühendislik Dinamiği, Manisa, A. H. Nayfeh, S. A. Nayfeh, and M. Pakdemirli, On the Discretization of Weakly Nonlinear Spatially Continuous Systems, in Nonlinear Dynamics and Stochastic Mechanics, (W. Kliemann and N. Sri 4 Namachchivaya, eds.), CRC Press, Boca Raton, Florida, , M. Pakdemirli, S. A. Nayfeh and A. H. Nayfeh, Analysis of one-to-one autoparametric resonances in cables-discretization vs. direct treatment, in Advances in Nonlinear Dynamics: Methods and Applications, (A. K. Bajaj and S. W. Shaw, eds.), Kluwer Academic Publishers, The Netherlands, 65-83, (Also published as a paper, Int. J. Pap. #13). SCI-Expanded Yayın Sayısı 96 SCI-Expanded Atıf Sayısı 1614 PROJELERİ Tarih Kuruluş Konu Görev BAP Mikro kiriş ve karbon nano tüplerin lineer olmayan titreşimleri Yürütücü BAP Canlılardan esinlenerek kara taşıtlarının aerodinamik tasarımlarının iyileştirilmesi Yürütücü TÜBİTAK Nonlineer sistemler için yeni perturbasyon tekniklerinin geliştirilmesi Araştırmacı TÜBİTAK Narin Saplı Bitkilerde Mekanik Analiz ve Yeni Kiriş/Kolon Tasarımlarının Geliştirilmesi Araştırmacı

11 DPT Projesi Yeni Bazı Non-Newtonyen Akışkan Modelleri için Değişik Geometrilere Ait Akış Çözümleri ve Sınır Tabakası Teorisi Yürütücü TÜBİTAK Kısa Darbeli Lazer Isıtmasına ait Enerji Transfer Denklemlerinin Simetri Analizi ve Analitik Çözümleri Yürütücü TÜBİTAK Eksenel hareketli sürekli ortamların titreşimler Yürütücü Yüksek Lisans DANIŞMANLIĞINI YAPTIĞI TEZLER 1 H. R. Öz, Eğri kirişlerin nonlineer titreşimi, Celal Bayar Üniversitesi, Manisa, E. Özkaya, Farklı sınır şartları altında kiriş-kütle sistemlerinin nonlineer titreşimleri, Celal Baya 2 Üniversitesi, Manisa, M. Yürüsoy, Bir kısım Non-Newtonyen akışkanların zamana bağımlı sınır tabaka denklemlerinin Lie 3 Grubu ile çözümleri, Celal Bayar Üniversitesi, Manisa, T. Özdemir, Diferansiyel denklemlerin yaklaşık simetrileri, Celal Bayar Üniversitesi, Manisa, P. Sarı, yeni bir non-newtonyen akışkannın bazı özel geometriler için analitik çözümleri, Celal Bayar 5 Üniversitesi, Manisa, Y. Aksoy, Modifiye edilmiş ikinci derece akışkanlar için çözümler, Celal Bayar Üniversitesi, Manisa, M. B. Akgül, Elektro-osmatik kuvvet altındaki mikrokanallarda üçüncü derece akışkanların analizi, Celal 7 Bayar Üniversitesi, Manisa, G. Değer, Narin Saplı Tahıl Bitkilerinde Mukavemet ve Titreşim Analizi ve Teknolojiye Aktarımı, Celal 8 Bayar Üniversitesi, Manisa, S. Kırmacı, Narin Saplı Tahıl Bitki Başaklarında Akış Analizi Ve Teknolojiye Aktarımı, Celal Bayar 9 Üniversitesi, Manisa, Doktora 1. H. Boyacı, Sürekli sistemlerin nonlineer titreşimine genel bir yaklaşım, Celal Bayar Üniversitesi, 1 Manisa, H. R. Öz, Eksenel hareketli sürekli sistemlerin titreşimleri, Celal Bayar Üniversitesi, Manisa, E. Özkaya, Eksenel hareketli şerit ve kirişlerin titreşim problemlerini analitik çözümü, Celal Bayar 3 Üniversitesi, Manisa, M. Yürüsoy, Non-Newtonyen akışkanlar mekaniğinde bazı akış problemlerinin analitik çözümü, Celal 4 Bayar Üniversitesi, Manisa, M. Çevik, Nonlineer köprü titreşimleri, Celal Bayar Üniversitesi, Manisa, İ. T. Dolapçı, Non-newtonyen akış probleminde yaklaşık simetri teorileri ve uygulaması, Osman Gazi 6 Üniversitesi, Eskişehir, B. B. Özhan, kübik nonlineer bir sürekli ortam sisteminin dış zorlamalı ve parametrik titreşimlerine 7 genel bir yaklaşım, Celal Bayar Üniversitesi, Manisa, M. M. F. Karahan, Kuvvetli nonlineer dinamik problemlerini çözmede alternatif perturbasyon 8 yöntemlerinin geliştirilmesi, Celal Bayar Üniversitesi, Manisa, Y. Aksoy, Yeni bir perturbasyon iterasyon metodu ve mühendislik problemlerine uygulamaları, Celal 9 Bayar Üniversitesi, Manisa, M. B. Akgül, Nano akışkanlarda ısı ve kütle transferi analizi, Celal Bayar Üniversitesi, Manisa, G. Sarı, Mikro kirişlerin lineer olmayan titreşimleri,, Celal Bayar Üniversitesi, Manisa, EDİTÖRLÜĞÜNÜ YAPTIĞI DERGİLER Dergi Adı Yıllar 1 Mathematical and Computational Applications (Baş Editör) International Journal of Applied Mechanics and Engineering Selçuk Journal of Applied Mathematics Journal of Vibration and Control(SCI Expanded) Istanbul Commerce University, Journal of Science International Journal of Industrial Mathematics Mathematics in Engineering, Science and Aerospace 2010-

12 8 Communications in Numerical Analysis Journal of Applied Mathematics, Special Issue Guest Editor Dergi HAKEMLİK GÖREVLERİ Uluslararası 140 Kongre, Uluslararası 0 Ulusal 15 Sempozyum Ulusal DÜZENLEME KOMİTESİNDE BULUNDUĞU KONGRELER VE SEMPOZYUMLAR Etkinlik Adı Yıl First International Symposium on Mathematical and Computational Applications, Manisa, Türkiye, Kasım 1996 Second International Symposium on Mathematical and Computational Applications, Bakü, Azerbaycan, 1-3 Eylül 1999 Third International Symposium on Mathematical and Computational Applications, Konya, Türkiye, 4-6 Eylül 2002 "Fourth International Symposium on Mathematical and Computational Applications", Manisa, Turkey, June 11-13, ÜYELİKLER Kuruluş Yıllar 1 Türkiye Bilimler Akademisi (TÜBA) Amerika Matematik Derneği (American Mathematical Society) Bilimsel Araştırmalar Derneği (Association for Scientific Research) 1994 ÖDÜLLER VE BURSLAR Kuruluş Yıllar 1 TÜBİTAK Teşvik Ödülü Orta Doğu Teknik Üniversitesi M. Parlar Vakfı, Araştırma Ödülü 1995 SON İKİ YILDA VERDİĞİ DERSLER Yıl Dönem Verildiği Yer Ders Düzey Güz Fen Bilimleri Enstitüsü Mühendislikte Perturbasyon Metotları I Lisansüstü Bahar Mühendislikte Perturbasyon Fen Bilimleri Enstitüsü Metotları II Lisansüstü Güz Mühendislikte Perturbasyon Fen Bilimleri Enstitüsü Metotları I Lisansüstü Mühendislikte Perturbasyon Bahar Fen Bilimleri Enstitüsü Metotları II Lisansüstü Mühendislikte Perturbasyon Güz Fen Bilimleri Enstitüsü Metotları I Lisansüstü Özgeçmiş son güncelleme tarihi