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Browsing Fizik / Physics by Author "Tütüncü, Hüseyin Murat"

Browsing Fizik / Physics by Author "Tütüncü, Hüseyin Murat"

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  • Theoretical examination of superconductivity in the cubic antiperovskite Cr3GaN under pressure 
    Tütüncü, Hüseyin Murat (AMER INST PHYSICS, 2013)
    We present results of a first-principles investigation of the lattice dynamics and electron-phonon coupling of Cr3GaN under pressure within a linear response approach based on density functional perturbation theory. It is ...
  • Theoretical examination of whether phonon dispersion in Nb3Sn is anomalous 
    Tütüncü, Hüseyin Murat; Bağcı, Sadık; Duman, Sıtkı (AMER PHYSICAL SOC, 2006)
    Ab initio psuedopotential calculations have been performed for the electronic structure and lattice dynamics of Nb3Sn. It is found that electronic states near the Fermi level show anomalous dispersion. In agreement with ...
  • Theoretical investigation of electron-phonon interaction in the orthorhombic phase of Mo2C 
    Karaca, Ertuğrul; Bağcı, Sadık; Tütüncü, Hüseyin Murat; Uzunok, Hüseyin Yasin; G. P. Srivastava (ELSEVIER SCIENCE SA, 2019)
    We have studied the structural, electronic, elastic, mechanical, vibrational and electron-phonon interaction properties of Mo2C crystallizing in the simple orthorhombic zeta-Fe2N-type crystal structure by using the generalized ...
  • Theoretical investigation of superconductivity in SrAuSi3 and SrAu2Si2 
    Enes Arslan; Karaca, Ertuğrul; Tütüncü, Hüseyin Murat; Başoğlu, Adil; G. P. Srivastava (PERGAMON-ELSEVIER SCIENCE LTD, 2016)
    The structural and electronic properties of BaNiSn3-type SrAuSi3 and ThCr2Si2-type SrAu2Si2 have been investigated by using the planewave pseudopotential method and the density functional theory. The electronic structures ...
  • Theoretical investigation of superconductivity in SrPd2Ge2, SrPd2As2, and CaPd2As2 
    Karaca, Ertuğrul; Tütüncü, Hüseyin Murat; Uzunok, Hüseyin Yasin; G. P. Srivastava; S. Ugur (AMER PHYSICAL SOC, 2016)
    Ab initio pseudopotential calculations have been performed to investigate the structural, electronic, and vibrational properties of SrPd2Ge2, SrPd2As2, and CaPd2As2 crystallizing in the ThCr2Si2-type body-centered tetragonal ...
  • Theoretical investigation of superconductivity in ternary silicide NaAlSi with layered diamond-like structure 
    Tütüncü, Hüseyin Murat; Karaca, Ertuğrul; G. P. Srivastava (TAYLOR & FRANCIS LTD, 2016)
    We have investigated the electronic structure, phonon modes and electron-phonon coupling to understand superconductivity in the ternary silicide NaAlSi with a layered diamond-like structure. Our electronic results, using ...
  • Theoretical investigation of superconductivity in the non-centrosymmetric SrPtGe3 and CaPtSi3 compounds 
    Uzunok, Hüseyin Yasin; Tütüncü, Hüseyin Murat; G. P. Srivastava; A. Basoglu (TAYLOR & FRANCIS LTD, 2019)
    First-principles calculations are made to investigate structural, elastic, electronic, vibrational and electron-phonon interaction properties of non-centrosymmetric superconductors SrPtGe3 and CaPtSi3. Electronic structure ...
  • Theoretical modelling of surface phonons 
    Tütüncü, Hüseyin Murat (DE GRUYTER POLAND SP ZOO, 2009)
    We present a mini review of progress made towards theoretical modelling of surface phonons. We outline the essential ingredients of two theoretical methods, viz. an adiabatic bond charge method for semiconductor surfaces ...
  • Theoretical studies of electronic states and phonon modes on the TiC(001)(1 x 1) surface 
    Tütüncü, Hüseyin Murat (ELSEVIER SCIENCE BV, 2007)
    We present a comprehensive picture of structural and electronic properties of the TiC(001)(1 x 1) surface. Our investigations are based on first-principles calculations within the local-density approximation of the ...
  • Theoretical studies of SiC, AlN and their (110) surfaces 
    Bağcı, Sadık; Duman, Sıtkı; Tütüncü, Hüseyin Murat (ELSEVIER SCIENCE SA, 2009)
    We have made theoretical investigations of the structural, elastic and lattice dynamical properties for zinc-blende SiC and AlN. The ground-state properties, i.e., the lattice constants, the bulk modulus, the first-order ...
  • Theoretical study of the structural, electronic and dynamical properties of rocksalt ScN and GaN 
    Duman, Sıtkı; Bağcı, Sadık; Tütüncü, Hüseyin Murat (ELSEVIER SCIENCE SA, 2006)
    Structural, electronic and dynamical properties of the rocksalt structure of the nitride materials ScN and GaN have been studied by employing an ab initio pseudopotential method and a linear response scheme, within the ...
  • Vibrational properties of Ge- and Sb-adsorbed Si(001) surfaces 
    Tütüncü, Hüseyin Murat (AMER PHYSICAL SOC, 1998)
    We report on vibrational properties obtained within the adiabatic bond-charge model for (2x1) reconstructed monolayer Ge- and Sb-adsorbed Si(001) surfaces. The phonon spectra of these surfaces are compared in detail with ...
  • Vibrational properties of the As-deposited InP(110) surface 
    Tütüncü, Hüseyin Murat; Aslan, Metin (ELSEVIER SCIENCE BV, 2002)
    We report on the vibrational properties of arsenic-deposited InP(110) surface based on investigations carried out using an adiabatic bond charge model. We have considered two structural models: epitaxially continued layer ...
  • Vibrational properties of the Sb : InP(110) surface 
    Tütüncü, Hüseyin Murat (ELSEVIER SCIENCE BV, 2002)
    We have studied the lattice dynamics of a monolayer antimony-covered InP(110) surface by combining the density-functional-pseudopotential theory and an adiabatic bond-charge model. It is found that the deposition of Sb on ...