Oğuz Gülseren

Bilkent University Department of Physics

fall

Publications

  1. Jiwuer Jilili, Ayjamal Abdurahman, Oğuz Gülseren and Udo Schwingenschlögl, Non-covalent functionalization of single wall carbon nanotubes and graphene by a conjugated polymer, Applied Physics Letters 105, 013103 (2014). [AIP Link] [PDF]
  2. Hatice Ünal, Oğuz Gülseren, Şinasi Ellialtıoğlu, and Ersen Mete,  Electronic structures and optical spectra of thin anatase TiO2 nanowires through hybrid density functional and quasiparticle calculations,  Physical Review B 89, 205127 (2014). [APS Link] [PDF]
  3. Gökce Küçükayan-Doğu, H. Şener Şen, Hilmi Yurdakul, Servet Turan, O. Gülseren, and Erman Bengu, Synthesis of Phosphorus Included Multiwalled Carbon Nanotubes by Pyrolysis of Sucrose, The Journal Physical Chemistry C 117, 24554-24560 (2013). [ACS Link] [PDF]
  4. M. Can Günendi, İrem Tanyeli, Gürsoy B. Akgüç, Alpan Bek, Raşit Turan, and O. Gülseren, Understanding the plasmonic properties of dewetting formed Ag nanoparticles for large area solar cell applications, Optics Express 21, 18344-18353 (2013). [OSA Link] [PDF]
  5. Md. Nizam Uddin, Sayed Ul Alam Shibly, Rasim Ovalı, Saiful Islam, Md. Motiur Rahaman Mazumder, Md. Saidul Islam, M Jasim Uddin, O. Gülseren and Erman Bengü, An experimental and first-principles study of the effect of B/N doping in TiO2 thin films for visible light photo-catalysis, Journal of Photochemistry and Photobiology A-Chemistry 254, 25-34 (2013). [Elsevier Link] [PDF]
  6. Selcen İslamoğlu, M. Ö. Oktel and O. Gülseren; Hall conductance ingraphene with point defects, Journal of Physics: Condensed Matter 25, 055302 (2013). [IOP Link] [PDF]
  7. Selcen İslamoğlu, M. Ö. Oktel and O. Gülseren; The integer quantum Hall effect of a square lattice with an array of point defects, Journal of Physics: Condensed Matter 24, 345501 (2012). [IOP Link] [PDF]
  8. D. Çakır and O. Gülseren; Ab initio study of neutral (TiO2)n clusters and their interactions with water and transition metal atoms, Journal of Physics: Condensed Matter 24, 305301 (2012). [IOP Link] [PDF]
  9. Selcen İslamoğlu, M. Ö. Oktel and O. Gülseren; Hofstadter butterfly of graphene with point defects, Physical Review B 85, 235414 (2012). [APS Link] [PDF]
  10. Kuldeep Rana, Gokce Kucukayan-Dogu, H. Sener Sen, Chris Boothroyd, O. Gülseren, and Erman Bengu; Analysis of Charge Transfer for in Situ Li Intercalated Carbon Nanotubes, The Journal Physical Chemistry C 116, 11364 – 11369 (2012). [ACS Link] [PDF]
  11. E. Mete, O. Gülseren, and Ş. Ellialtıoğlu; DFT study of noble metal impurities on TiO2(110), The European Physical Journal B 85, 204(1) – 204(7) (2012). [EPJ Link] [PDF]
  12. Ruslan Hummatov, Daniele Toffoli, O. Gülseren, Emrah Özensoy, and Hande Üstünel, First-principles investigation of NOx and SOx adsorption on anatase-supported BaO and Pt overlayers, Journal Physical Chemistry C 116, 6191-6199 (2012). [ACS Link] [PDF]
  13. Deniz Çakır and  O. Gülseren, Adsorption of Pt and bimetallic Pt-Au clusters on the partially  reduced rutile (110) TiO2 surface: A first-principles study, Journal Physical Chemistry C 116, 5735-5746 (2012). [ACS Link] [PDF]
  14. Gursoy B. Akguc  and  O. Gülseren, Thermoelectric Efficiency of nanowires with long range surface disorder, Physical Review B 85, 075432 (2012). [APS Link] [PDF]
  15. M. F. Genişel, Md. N. Uddin, Z. Say, M. Kulakci, R. Turan, O. Gülseren, and E. Bengu, Bias in bonding behavior among boron, carbon, and nitrogen atoms in ion implanted BNx, BCx, and diamond like carbon films, Journal of Applied Physics 110, 074906 (2011). [AIP Link] [PDF]
  16. D. Çakır and O. Gülseren; Effect of impurities on the mechanical and electronic properties of Au, Ag, and Cu monatomic chain nanowires, Physical Review B 84, 085450 (2011). [APS Link] [PDF]
  17. D. Çakır, O. Gülseren, E. Mete and Ş. Ellialtıoğlu; Interaction of BrPDI, BrGly, and BrAsp with the Rutile TiO(2)(110) Surface for Photovoltaic and Photocatalytic Applications: A First-Principles Study, Journal Of Physical Chemistry C  115,  9220-9226 (2011). [ACS Link] [PDF]
  18. G. Kucukayan, R. Ovali, S. Ilday, B. Baykal, H. Yurdakul, S. Turan, O. Gülseren and E. Bengu; An experimental and theoretical examination of the effect of sulfur on pyrolytically grown carbon nanotubes from sucrose-based solid state precursors, Carbon 49, 508-517 (2011). [Elsevier Link] [PDF]
  19. O. Gülseren, N. Manini, E. Meyer, E. Tosatti, M. Urbakh and A. Vanossi; New trends in nanotribology, Tribology Letters 39, 227 (2010). [Springer Link] [PDF]
  20. G. Gökoğlu and O. Gülseren; Electronic structure of half-metallic ferromagnet Co2MnSi at high-pressure, The European Physical Journal B  76, 321-326 (2010). [EPJ Link] [PDF]
  21. E. Aktürk, O. Gülseren, H. Arkın and T. Çelik; Dipeptide adsorption on Si(100)-2×1 asymmetric surface by first principles,  International Journal Of Modern Physics C  21, 97-106 (2010). [World Scientific Link]
  22. E. Bengü, M. F. Genişel, O. Gülseren and R. V. Ovalı; Theoretical and spectroscopic investigations on the structure and bonding in B–C–N thin films, Thin Solid Films 518, 1459-1464 (2009). [Elsevier Link] [PDF]
  23. O. Ü. Aktürk, O. Gülseren and  M. Tomak; Vibrational modes in small Agn, Aun clusters: a first principle calculation, International Journal Of Modern Physics B   23,  5819-5834 (2009). [World Scientific Link] [PDF]
  24. G. Gökoğlu, M. Durandurdu and O. Gülseren; First principles study of structural phase stability of wide-gap semiconductors MgTe, MgS and MgSe, Computational Materials Science 47, 593-598 (2009). [Elsevier Link] [PDF]
  25. A. Yıldız, Ü. Akıncı, O. Gülseren and I. Sökmen; Characterization of platinum nitride from first-principles calculations, Journal of Physics: Condensed Matter 21, 485403 (2009). [IOP Link] [PDF]
  26. C. Berkdemir and O. Gülseren; First-principles investigation of pentagonal and hexagonal core-shell silicon nanowires with various core compositions, Physical Review B 80, 115334 (2009). [APS Link] [PDF]
  27. D. Çakır and O. Gülseren; First-principles study of thin TiOx and bulklike rutile nanowires, Physical Review B 80, 125424 (2009). [APS Link] [PDF]
  28. D. Çakır, O. Gülseren, E. Mete and Ş. Ellialtıoğlu; Dye adsorbates BrPDI, BrGly, and BrAsp on anatase TiO2(001) for dye-sensitized solar cell applications, Phys. Rev. B 80,  035431 (2009). [APS Link] [PDF]
  29. E. Mete, O. Gülseren, and Ş. Ellialtıoğlu; Modification of TiO2(001) surface electronic structure by Au impurity investigated with density functional theory, Phys. Rev. B 80, 035422 (2009). [APS Link] [PDF]
  30. E. Mete, D. Uner, O. Gülseren, and Ş. Ellialtıoğlu;  Pt-incorporated anatase TiO2(001) surface for solar cell applications: First-principles density functional theory calculations,  Phys. Rev. B 79, 125418 (2009). [APS Link] [PDF]
  31. E. Bengu, L. D. Marks, R. V. Ovali and O. Gülseren; Analysis of defects on BN nano-structures using high-resolution electron microscopy and density-functional calculations Ultramicroscopy 108, 1484-1489 (2008). [Elsevier Link] [PDF]
  32. T. Izgi, E. Akturk, O. Gülseren  and M. Senyel; Infrared spectrum and STM images of cyclohexene-2-ethanamine: First principle investigation, Journal of Molecular Structure 886, 144-147 (2008). [Elsevier Link] [PDF]
  33. R. E. Cohen, O. Gülseren  and R. J. Hemley; Accuracy of equation-of-state formulations (vol 85, pg 338, 2000), American Mineralogist 93, 1483, 2008. [PDF]
  34. E. Mete, D. Uner, M. Cakmak, O. Gülseren and S. Ellialtioğlu; Effect of molecular and electronic structure on the light-harvesting properties of dye sensitizers, Journal of Physical Chemistry C 111, 7539-7547 (2007). [ACS Link] [PDF]
  35. E. Okuyan, U. Gudukbay, and O. Gülseren; Pattern information extraction from crystal structures, Computer Physics Communications  176, 488-506 (2007). [Elsevier Link] [PDF]
  36. D. Çakır, E. Durgun, O. Gülseren and S. Ciraci; First principles study of electronic and mechanical properties of molybdenum selenide type nanowires, Physical Review B 74, 235433 (2006). [APS Link] [PDF]
  37. S. Ciraci, S. Dag, T. Yildirim, O. Gülseren, and R.T. Senger; Functionalized carbon nanotubes and device applications, Journal of Physics: Condensed Matter 16, R901-R960 (2004). [IOP Link] [PDF]
  38. A. Strachan, T. Cagin, O. Gülseren, S. Mukherjee, R.E. Cohen and W. A. Goddard, III; First principles force field for metallic tantalum, Modelling and Simulation in Materials Science and Engineering 12, S445-S459 (2004). [IOP Link] [PDF]
  39. E. Durgun, S. Dag, S. Ciraci, and O. Gülseren; Energetics and Electronic Structures of Individual Atoms Adsorbed on Carbon Nanotubes, The Journal of Physical Chemistry: B 108, 575-582 (2004). [ACS Link] [PDF]
  40. S. Dag, O. Gülseren, and S. Ciraci; A comparative study of O2 adsorbed carbon nanotubes, Chemical Physics Letters 380, 1-5 (2003). [Elsevier Link] [PDF]
  41. O. Gülseren, T. Yildirim, and S. Ciraci; Formation of quantum structures on a single nanotube by modulating hydrogen adsorption, Physical Review B 68, 115419 (2003). [APS Link] [PDF]
  42. S. Dag, O. Gülseren, S. Ciraci, and T. Yildirim; Electronic structure of the contact between carbon nanotube and metal electrodes, Applied Physics Letters 83, 3180-3182 (2003). [AIP Link] [PDF]
  43. E. Durgun, S. Dag, V.M.K. Bagci, O. Gülseren, T. Yildirim, and S. Ciraci; Systematic study of adsorption of single atoms on a carbon nanotube, Physical Review B  67,  201401 (2003). [APS Link] [PDF]
  44. S. Dag, O. Gülseren, T. Yildirim, and S. Ciraci; Oxygenation of carbon nanotubes: Atomic structure, energetics and electronic structure, Physical Review B  67, 165424   (2003). [APS Link] [PDF]
  45. S. Mukherjee, R.E. Cohen and O. Gülseren; Vacancy formation enthalpy at high pressures in tantalum, Journal of Physics: Condensed Matter 15, 855-861 (2003). [IOP Link] [PDF]
  46. T. Yildirim and O. Gülseren; First-Principles Zone-Center Theory of Superconductivity in MgB2 , Applied Physics A 74S1, 945-947 (2002). [Springer Link] [PDF]
  47. H. Fu, and O. Gülseren; Piezoelectric Pb(Zr0.5Ti0.5 )O3:  Interplay of atomic ordering, ferroelectric soft modes, and pressure, Physical Review B  66, 214114 (2002). [APS Link] [PDF]
  48. T. Yildirim and O. Gülseren; A Simple Theory of 40~K Superconductivity in MgB2; First-principles calculations of Tc, its dependence on boron mass and pressure, J. Phys. and Chem. of Solids 63, 2201-2206 (2002).  [Elsevier Link] [PDF]
  49. O. Gülseren, T. Yildirim, and S. Ciraci; Effects of hydrogen adsorption on single wall carbon nanotubes: metallic hydrogen decoration, Physical Review B  66, 121401 (2002). [APS Link] [PDF]
  50. K. Bagci, O. Gülseren, T. Yildirim, Z. Gedik, and S. Ciraci; Metal nanoring and tube formation on carbon nanotubes, Physical Review B 66, 045409  (2002). [APS Link] [PDF]
  51. P. Sen, O. Gülseren, T. Yildirim, S. Ciraci and I. Batra; Pentagonal nanowires: a first-principles study of atomic and electronic structure, Physical Review B  65, 235433 (2002). [APS Link] [PDF]
  52. O. Gülseren, T. Yildirim, and S. Ciraci; A systematic ab-initio study of curvature effects in carbon nanotubes, Physical Review B  65, 153405 (2002). [APS Link] [PDF]
  53. O. Gülseren, T. Yildirim, S. Ciraci, and C. Kilic; Reversible band gap engineering in carbon nanotubes by radial deformation, Physical Review B  65, 155410 (2002). [APS Link] [PDF]
  54. O. Gülseren and R.E. Cohen; High pressure thermoelasticity of bcc tantalum, Physical Review B  65, 064103 (2002). [APS Link] [PDF]
  55. O. Gülseren, T. Yildirim and S. Ciraci; Tunable adsorption on carbon nanotubes, Physical Review Letters  87, 116802 (2001). [APS Link] [PDF]
  56. T. Yildirim, O. Gülseren, J.W. Lynn, C.M. Brown, T.J. Udovic, Q. Huang, N. Rogado, K.A. Regan, M.A. Hayward, J.S. Slusky, T. He, M.K. Haas, P. Khalifah, K. Inumaru, and R.J. Cava; Giant anharmonicity and non-linear electron-phonon coupling in MgB2; Combined first-principles calculations and neutron scattering study, Physical Review Letters  87, 037001, (2001). [APS Link] [PDF]
  57. G. Steinle-Neumann, L. Stixrude, R.E. Cohen and O. Gülseren; Elasticity of iron at the temperature of the Earth’s inner core, Nature  413, 57 (2001). [Nature Link] [PDF]
  58. T. Yildirim, O. Gülseren and S. Ciraci; Exohydrogenated single wall carbon nanotubes, Physical Review B  64, 075404 (2001). [APS Link] [PDF]
  59. R.E. Cohen and O. Gülseren; Thermal equation of state of tantalum, Physical Review B  63, 224101 (2001). [APS Link] [PDF]
  60. T. Yildirim, O. Gülseren, C. Kilic and S. Ciraci; Pressure-induced interlinking of carbon nanotubes, Physical Review B  62, 12648 (2000). [APS Link] [PDF]
  61. C. Kilic, S. Ciraci, O. Gülseren  and T. Yildirim; Variable and reversible quantum structures on a single carbon nanotube, Physical Review B  62, 16345 (2000). [APS Link] [PDF]
  62. R.E. Cohen, O. Gülseren and R.J. Hemley; Accuracy of equation of state formulations, American Mineralogist 85, 338-344 (2000). [GeoScience Link] [PDF]
  63. C.L. Pang, S.A. Haycock, H. Raza, P.W. Murray, G. Thornton, O. Gülseren, R. James and D.W. Bullett; Comment on ”High resolution scanning tunneling microscopy of the TiO2(110) surface”, Surface Science 437, 261-262 (1999). [Elsevier Link] [PDF]
  64. O. Gülseren, F. Ercolessi and E. Tosatti; Non-crystalline structures of ultrathin unsupported nanowires, Physical Review Letters 80, 3775-3778 (1998). [APS Link] [PDF]
  65. C.L. Pang, S.A. Haycock, H. Raza, P.W. Murray, G. Thornton, O. Gülseren, R. James and D.W. Bullett; Added row model of TiO2 (110) 1×2, Physical Review B  58, 1586-1589 (1998). [APS Link] [PDF]
  66. O. Gülseren, D.M. Bird and S.E. Humphreys; A mixed basis approach for the efficient calculation of potential energy surfaces, Surface Science 402-404, 827-830 (1998). [Elsevier Link] [PDF]
  67. O. Gülseren, R. James and D.W. Bullett; Theoretical analysis of STM experiments at rutile TiO2 surfaces, Surface Science  377-379, 150-154 (1997). [Elsevier Link] [PDF]
  68. O. Gülseren, F. Ercolessi and E. Tosatti; Pre-melting of thin wires, Physical Review B  51, 7377-7380 (1995). [APS Link] [PDF]
  69. V.A. Kochelap, and O. Gülseren; Localization of acoustical modes due to the electron-phonon interaction within a two-dimensional electron gas, Journal of Physics: Condensed Matter  5, 589-598 (1993). [IOP Link] [PDF]
  70. O. Gülseren, and S. Ciraci; Electric field effects on finite length superlattices, Physical Review B  46, 7621-7626 (1992). [APS Link] [PDF]
  71. V.A. Kochelap, and O. Gülseren; Confinement of acoustical modes due to the electron-phonon interaction within electron sheet, Pis’ma JETP (Letters to JETP) 56, 93-97 (1992). [link] [pdf]
  72. O. Gülseren and S. Ciraci; Electronic structure of Si  δ-layer embedded in Ge(001), Semiconductor Science and Technology 6, 1002-1005 (1991). [IOP Link] [PDF]
  73. O. Gülseren and S. Ciraci; Electronic structure of Si-Ge superlattices grown on Ge(001), Semiconductor Science and Technology 6, 638-641 (1991). [IOP Link] [PDF]
  74. O. Gülseren and S. Ciraci; Multilayer Semiconductor Structures, Doğa, Turkish Journal of Physics 14, 117-137  (1990).
  75. S. Ciraci, O. Gülseren and S. Ellialtioglu; Electronic structure of strained SinGen(001) superlattices, Solid State Communication 65, 1285-1290  (1988). [Elsevier Link]
  76. E. Tekman, O. Gülseren, A. Ormeci and S. Ciraci; A study on the reconstruction of Ga terminated GaAs[111] surface, Solid State Communication 56, 501-504  (1985). [Elsevier Link] 

 

Book Chapters

  1. S. Ciraci, S. Dag, O. Gülseren, and T. Yildirim; First-Principles Atomic-Scale Study of Superlow Friction; Fundamentals of Friction and Wear on the Nanoscale, Editors: Enrico Gnecco and Ernst Meyer, pp 201-218, Springer, (2006).
  2. S. Ciraci, T. Yildirim, S. Dag, and O. Gülseren; Ab-initio atomic scale study of nearly frictionless surfaces; Superlubricity, Editors: A. Erdemir and J. M. Michel, pp 57-76, Elsevier (2007).

 

Refereed Conference Papers

  1. S. Dag, O. Gülseren, S. Ciraci and T. Yildirim; Physisorption of oxygen molecule on Carbon Nanotubes, page 135, NATO-ASI Series: Nanoengineered Nanofibrous Materials, editors: S. Guceri, Y. Gogotsi, ve V. Kuzentsov; Kluwer Academic Book Publishers, Dordrecht, Netherlands (2004).
  2. O. Gülseren, S. Dag, E. Durgun, T. Yildirim and S. Ciraci; Functionalization of Carbon Nanotubes: Single atom adsorption, page 163, NATO-ASI Series: Nanoengineered Nanofibrous Materials, editors: S. Guceri, Y. Gogotsi, ve V. Kuzentsov; Kluwer Academic Book Publishers, Dordrecht, Netherlands (2004).
  3. S. Ciraci, O. Gülseren, S. Dag, E. Durgun and T. Yildirim; Theoretical models for nanodevices and nanomagnets based on Carbon Nanotubes, page 181, NATO-ASI Series: Nanoengineered Nanofibrous Materials, editors: S. Guceri, Y. Gogotsi, ve V. Kuzentsov; Kluwer Academic Book Publishers, Dordrecht, Netherlands (2004).
  4. T. Yildirim, O. Gülseren and S. Ciraci; Intimate relationship between structural deformation and properties of single-walled carbon nanotubes and its hydrogenated derivatives, page 197, NATO-ASI Series: Nanoengineered Nanofibrous Materials, editors: S. Guceri, Y. Gogotsi, ve V. Kuzentsov; Kluwer Academic Book Publishers, Dordrecht, Netherlands (2004).