Now showing items 1-20 of 33

    • A Microsoft Visual Basic software for B spline solution of the one dimensional heat equation 

      Çağlar, Hikmet; Cuhacı, Levent; Çağlar, Nazan; Özer, Mehmet (2009)
    • B-Spline Method For Solving Bratu's Problem 

      Çağlar, Hikmet; Çağlar, Nazan; Özer, Mehmet; Valaristos, Antonios; Anagnostopoulos, Antonios N. (Taylor & Francis Ltd, 4 Park Square, Milton Park, Abingdon Ox14 4Rn, Oxon, England, 2010)
      In this paper, we propose a B-spline method for solving the one-dimensional Bratu's problem. The numerical approximations to the exact solution are computed and then compared with other existing methods. The effectiveness ...
    • B-Spline Solution and the Chaotic Dynamics of Troesch's Problem 

      Çağlar, Süleyman Hikmet; Çağlar, Hatice Nazan; Özer, Mehmet (Polish Acad Sciences Inst Physics, Al Lotnikow 32-46, Pl-02-668 Warsaw, Poland, 2014-02)
      A B-spline method is presented for solving the Troesch problem. The numerical approximations to the solution are calculated and then their behavior is studied and commenced. The chaotic dynamics exhibited by the solutions ...
    • B-Spline Solution for a Convection-Diffusion Equation 

      Çağlar, Süleyman Hikmet; Çağlar, Hatice Nazan; Özer, Mehmet (Polish Acad Sciences Inst Physics, Al Lotnikow 32-46, Pl-02-668 Warsaw, Poland, 2014-02)
      This paper is concerned with the numerical solution of the convection diffusion problems. A family of B-spline methods has been considered for the numerical solution of the problems. The results showed that the present ...
    • B-Spline Solution For A Singularly Perturbed Convection-Dominated Diffusion Equation 

      Çağlar, Hikmet; Çağlar, Nazan; Özer, Mehmet (Eudoxus Press, Llc, 1424 Beaver Trail Drive, Cordova, Tn 38016 Usa, 2009-04)
      In this study, B-spline method is applied to the convection-dominated diffusion problems. The numerical solution of the equations are discussed and illustrated with an example. Computational results are provided to demonstrate ...
    • B-spline solution of non-linear singular boundary value problems arising in physiology 

      Çağlar, Hikmet; Çağlar, Nazan; Özer, Mehmet (Pergamon-Elsevier Science Ltd, The Boulevard, Langford Lane, Kidlington, Oxford Ox5 1Gb, England, 2009-02-15)
      We use B-spline functions to develop a numerical method for computing approximations to the solution of non-linear singular boundary value problems associated with physiology science. The original differential equation is ...
    • B-Spline Solution Of The Black-Scholes Partial Differential Equation 

      Çağlar, Nazan; İşeri, Müge; Çağlar, Hikmet; Özer, Mehmet (Eudoxus Press, Llc, 1424 Beaver Trail Drive, Cordova, Tn 38016 Usa, 2010-07)
      The numerical solutions of several mathematical models In the financial economics arc arising. Most of the models are based on the Black-Scholes partial differential equations. In this paper, the Black-Scholes option pricing ...
    • Bifurcations of Fibonacci generating functions 

      Özer, Mehmet; Cenys, Antanas; Polatoğlu, Yaşar; Hacıbekiroğlu, Gürsel; Akat, Ercüment; Valaristos, A.; Anagnostopoulos, A. N. (PERGAMON-ELSEVIER SCIENCE LTD, THE BOULEVARD, LANGFORD LANE, KIDLINGTON, OXFORD OX5 1GB, ENGLAND, 2007-08)
      In this work the dynamic behaviour of the one-dimensional family of maps F-p,F-q(x) = 1/(1 - px - qx(2)) is examined, for specific values of the control parameters p and q. Lyapunov exponents and bifurcation diagrams are ...
    • Chaotic Behavior of the Forward I-V Characteristic of the Al/a-SiC:H/c-Si(n) Heterojunction 

      Özer, Mehmet; Hanias, M. P.; Magafas, L.; Stavrinides, S. G.; Papadopoulou, P. (Springer-Verlag Berlin, Heidelberger Platz 3, D-14197 Berlin, Germany, 2013)
      In this paper the electrical behavior of the Al/a-SiC:H/c-Si(n) heterojunction for different values of density of gap states (N) in a-SiC:H,is simulated and studied. It is observed that as the density of gap states in ...
    • Characterization and phase transformation study of TlSbSe2 crystals 

      Chrissafis, K.; Özer, Mehmet; Vinga, E.; Polychroniadis, E.; Chatzistavrou, X.; Paraskevopoulos, K. M. (SPRINGER, VAN GODEWIJCKSTRAAT 30, 3311 GZ DORDRECHT, NETHERLANDS, 2006-12)
      TlSbSe2 monocrystals were grown using the modified Bridgman-Stockbarger method and were characterized by transmission electron microscopy (TEM) and X-ray diffraction (XRD). Reflectivity spectra have been registered in the ...
    • Dynamics of the solution of Bratu's equation 

      Çağlar, Hikmet; Çağlar, Nazan; Özer, Mehmet; Valaristos, Antonios; Miliou, Amalia N.; Anagnostopoulos, Antonios N. (PERGAMON-ELSEVIER SCIENCE LTD, THE BOULEVARD, LANGFORD LANE, KIDLINGTON, OXFORD OX5 1GB, ENGLAND, 2009-12-15)
      In the present report we examine the dynamics exhibited by the solution of Bratu's equation. It represents a one-dimensional map with control parameter theta. For certain values of the parameter theta it exhibits successive ...
    • Dynamics On Relaxed Newton's Method Derivative 

      Özer, Mehmet; Hacıbekiroglou, Gürsel; Valaristos, Antonios; Miliou, Amalia N.; Polatoğlu, Yaşar; Anagnostopoulos, Antonios N.; Cenys, Antanas (İstanbul Kültür Üniversitesi Yayınları, 2006-12)
      In the present report the dynamic behaviour of the one dimensional family of maps f(x) = b(x + ar}' is examined, for representative values of the control parametres a, b and A.. These maps are of special interest, since ...
    • Effects of Alkali Metallization on the Luminescence Degradation of Porous Silicon 

      Özer, Mehmet; Kayahan, Ersin; Oral, Zehra Banu (Polish Acad Sciences Inst Physics, Al Lotnikow 32-46, Pl-02-668 Warsaw, Poland, 2012-01)
      In this study, change in the intensity and stability of photoluminescence obtained by porous silicon were investigated with illumination time and metallization state. The porous silicon samples were metallized by immersing ...
    • Fermat’ın son teoremi ile başlayan düşünme yarışı 

      Özer, Mehmet; Cem, Coşkun Burak (2018)
    • Fifth-degree B-spline solution for nonlinear fourth-order problems with separated boundary conditions 

      Çağlar, Hikmet; Çağlar, Nazan; Özer, Mehmet (IOP PUBLISHING LTD, DIRAC HOUSE, TEMPLE BACK, BRISTOL BS1 6BE, ENGLAND, 2008)
      In this paper, we discussed a fifth-degree B-spline solution for the numerical solution to nonlinear fourth-order boundary value problems (BVPs) with separated boundary conditions. Two numerical examples are given to ...
    • Growth and Characterization of the Se-Rich TlBi (Sex S1 x)2 Narrow Gap Semiconductors 

      Özer, Mehmet; Anagnostopoulos, A.N.; Paraskevopoulos, K.M.; Polychroniadis, E.K. (1998)
    • Impulsive Synchronization Between Double-Scroll Circuits 

      Volos, Ch. K.; Stavrinides, S. G.; Kyprianidis, I. M.; Stouboulos, I. N.; Özer, Mehmet; Anagnostopoulos, A. N. (Springer-Verlag Berlin, Heidelberger Platz 3, D-14197 Berlin, Germany, 2013)
      Two identical, double-scroll circuits, in their chaotic mode of operation, are unidirectionally connected via an externally triggered electronic switch. Thus, the case of impulsive synchronization is established. Their ...
    • Large single-crystal growth and characterization of the narrow-gap semiconductor TlBiS2 

      Özer, Mehmet; Paraskevopoulos, K. M.; Anagnostopoulos, A. N.; Kokou, S.; Polychroniadis, E. K. (1996)
      TIBiS2 is a narrow-gap semiconductor with a layered structure, isoelectronically analogous to PbS. Large single crystals were grown by the Bridgman - Stockbarger method from the melt and characterized by x-ray diffraction. ...
    • Leonardo da Vinci: Su üstadı 

      Cem, Coşkun Burak; Özer, Mehmet (2018)