DSpace@Çankaya

Başlık için Elektronik ve Haberleşme Mühendisliği Bölümü Yayın Koleksiyonu listeleme

Başlık için Elektronik ve Haberleşme Mühendisliği Bölümü Yayın Koleksiyonu listeleme

Sırala: Sıra: Sonuçlar:

  • Speech Enhancement using Maximal Overlap Discrete Wavelet Transform Method 
    Özaydın, Selma; Alak, İman Khalil (2019)
    Signal denoising for non-stationary digital signals can be effectively succeeded by using discrete wavelet transform. Selecting of a suitable thresholding method is important to minimize the loss of useful signal ...
  • State Machines using VHDL 
    Gazi, Orhan (Springer, 2021)
  • State of polarization of a stochastic electromagnetic beam in an optical resonator 
    Korotkova, Olga; Yao, Min; Cai, Yangjian; Eyyuboğlu, Halil T.; Baykal, Yahya (Optical Soc Amer, 2008-11)
    On the basis of the unified theory of coherence and polarization, we investigate the behavior of the state of polarization of a stochastic electromagnetic beam in a Gaussian cavity. Formulations both in terms of Stokes ...
  • Strategy creation, decomposition and distribution in particle navigation 
    Beldek, Ulaş; Leblebicioğlu, Kemal (Elsevier Science, 2007-02-01)
    Strategy planning is crucial to control a group to achieve a number of tasks in a closed area full of obstacles. In this study, genetic programming has been used to evolve rule-based hierarchical structures to move the ...
  • Strategy creation, decomposition and distribution in particle navigation 
    Beldek, Ulaş; Leblebicioğlu, Kemal (Elsevier, 2006)
    Strategy planning is crucial to control a group to achieve a number of tasks in a closed area full of obstacles. In this study, genetic programming has been used to evolve rule-based hierarchical structures to move the ...
  • Structural forms and energies of Nin, n = 12-14, clusters 
    Güvenç, Ziya B.; Güvenç, Dilek; Jellinek, Julius (1999)
    Equilibrium structural forms of the Nin, n = 12-14, clusters, as defined by an embedded-atom potential, are obtained using molecular dynamics and thermal quenching simulations. The isomers (locally stable geometric forms) ...
  • Structure and dynamical properties of Au-N, N=12-14 clusters: Molecular dynamics simulation 
    Yıldırım, E. K.; Atış, Murat; Güvenç, Ziya B. (World Scientific Publ CO PTE LTD, 2005-01)
    Using molecular dynamics and thermal quenching methods on the basis of Voter-Chen version of the embedded-atom method, we have studied the melting behavior of Au-N (N = 12, 13, 14) clusters. This behavior is described in ...
  • Structure and energetic of Bn (n 2–12) clusters: electronic structure calculations 
    Atış, Murat; Özdoğan, Cem; Güvenç, Ziya B. (Wiley-Blackwell, 2007-03-05)
    The electronic and geometric structures, total and binding energies, first and second energy differences, harmonic frequencies, point symmetries, and highest occupied molecular orbital–lowest unoccupied molecular orbital ...
  • Structure and reactivity of Ni(n) (n=7-14, 19) clusters 
    Böyükata, Mustafa; Güvenç, Ziya B.; Özçelik, Süleyman; Durmuş, Perihan; Jellinek, Julius (Wiley-Blackwell, 2001)
    Results of a computer simulation study of Ni(n) (n = 7-14, 19) clusters, their structures, energetics, and reactivity with a D(2) molecule are presented. The clusters are described by an embedded atom potential, whereas ...
  • Structure functions for optical wave propagation in underwater medium 
    Ata, Yalçın; Baykal, Yahya (Taylor&Francis Ltd, 2014-04-03)
    The features of the wave structure function (WSF) derived for spherical excitation in turbulent water are investigated. It is found that as the rate of the dissipation of turbulent kinetic energy e decreases, WSF increases. ...
  • Structure functions in turbulence for incidence with arbitrary-field distribution 
    Baykal, Yahya (Optical Soc Amer, 2007-06)
    In a turbulent atmosphere, the log-amplitude, phase-correlation, and structure functions are formulated for light sources exhibiting arbitrary-field distribution. This is done by extending the formulations of the correlation ...
  • Structures and energetics of Cu21-Cu71 clusters: A molecular dynamics study 
    Çetin, Saime Sebnem; Özçelik, Süleyman; Güvenç, Ziya B. (2009)
    Using Molecular Dynamics and thermal quenching simulations the stable geometrical structures and energies of Cun (n=21-71) clusters are identified. The interaction between the cluster atoms is modeled by an Embedded-Atom ...
  • Structures and energetics of Pd(n) (n=2-20) clusters using an embedded-atom model potential 
    Karabacak, Mehmet; Özçelik, Süleyman; Güvenç, Ziya B. (Elsevier Science BV, 2002-06-01)
    We have studied the structure and energetics of the stable isomers of Pd(n) (n = 2-20) clusters by using molecular dynamics and slow-quenching techniques. Cohesion of the clusters is modeled by an embedded-atom potential ...
  • Structures and energetics of Pd-21-Pd-55 clusters 
    Karabacak, M.; Özçelik, S.; Güvenç, Ziya B. (Elsevier Science BV, 2003-06-10)
    Using molecular dynamics and thermal quenching simulations the stable geometrical structures and energies of Pd-n (n = 21-55) clusters are identified. The interaction between the cluster atoms is modeled by an embedded-atom ...
  • Structures and melting of AgN (N = 7, 12–14) clusters 
    Atış, Murat; Aktaş, Hüseyin; Güvenç, Ziya B. (IOP Publishing ltd, 2005-12)
    We have studied the most stable structures of Ag-N (N = 7, 12, 13, 14) clusters and investigated their binding energies and melting behaviours using molecular dynamics and thermal quenching methods based on the Voter-Chen ...
  • Structures and melting of Cu-n (n=13, 14, 19, 55, 56) clusters 
    Özçelik, Süleyman; Güvenç, Ziya B. (Elsevier Science BV, 2003-06-10)
    Constant-energy molecular dynamics simulation was utilized to study the most stable geometrical structures, binding energy, melting, phase changes of Cu-n (n = 13, 14, 19, 55, 56) clusters. These sizes form shell and near ...
  • Surface modification by 1 keV ion impact: molecular dynamics study of an Ar+-Ni(100) collision system 
    Özdoğan, Cem; Atış, Murat; Güvenç, Büşra (IOP Publishing LTD, 2008-04)
    An Ar+-Ni(1 0 0) collision system at 1 keV impact energy was investigated by using realistic isoenergetic molecular dynamics (MD) simulations. The sputtering process upon Ar+ ion impact and damage to the Ni(1 0 0) surface ...
  • Surface wave contribution in physical optics type scattering integrals 
    Umul, Yusuf Ziya (2020-03)
    The contribution of the poles in a real valued physical optics integral is investigated. First of all, a complex integral of scattered waves is taken into account. The edge diffracted and surface wave components are evaluated ...
  • Symmetric space sigma-model dynamics: Current formalism 
    Yılmaz, Nejat T. (World Scientific Publ CO PTE LTD, 2007-08-10)
    After explicity constructing the symmetric space sigma model Lagrangian in terms of the coset scalars of the solvable Lie algebra gauge in the current formalism, we derive the field equations of the theory.
  • Synthesis, molecular structure and DFT study of 2-(N-Benzoylbenzamido)pyridine-3-yl benzoate 
    Yüksektepe, Çiğdem; Kazak, Canan; Özdoğan, Cem; Güvenç, Ziya B.; Büyükgüngör, Orhan; Arslan, Figen; Odabaşoğlu, Mustafa (Springer/Plenum Publishers, 2011-10)
    The biologically important 2-amino-3-hydroxypyridine reacts with benzoyl chloride to give 2-(N-benzoylbenzamido)pyridine-3-yl benzoate. This synthesized compound has been studied by elemental analysis, X-ray crystallography ...