Biography

Prof. Hamit Yurtseven

Middle East Technical University, Turkey

Email: hamit@metu.edu.tr


Qualifications


1979 King’s College London, University of London, UK
1979 Oxford Academy of English, UK
1973 Hacettepe University Physics Engineering, Turkey
1972 Hacettepe University Preparatory School, Turkey


Publications (Selected)

  1. Yurtseven, H. and W.F. Sherman, J.Mol.Struc. 80 (1982) 217 "Raman Study NH4Cl near the Tricritical Point".
  2. Yurtseven, H. and W.F. Sherman, J.Mol.Struc. 115 (1984) 169. "Continuous and Discontinuous Phase Transitions in Ammonium Halides".
  3. Yurtseven, H. and W.F. Sherman, J.Mol.Struc. 115 (1984) 173 "Raman Spectra, Pippard Relations and Critical Exponents for NH4Cl".
  4. Sherman, W.F. and H. Yurtseven, J.Mol.Struc. 143(1986)101 "Raman Study of Ammonium Halides Treated as an Ising Pseudospin-Phonon Coupled System".
  5. Yurtseven, H. and W.F. Sherman, J.Mol.Struc. 143 (1986) 21 "General Thermodynamic Treatment of Ammonium Chloride System Close to Phase Transitions".
  6. Yurtseven, H. and W.F. Sherman, Microchim.Acta (Wien)I(1988)125 "Spectroscopic Intensities as Measures of Order Parameter Close to Order-Disorder Transitions".
  7. Yurtseven, H. and W.F. Sherman, J.Mol.Struc. 175(1988)459-464. "The Influence of Disorder on the Group Theoretically Derived Selection Rules in Ammonium Halides".
  8. Yurtseven, H. and W.F. Sherman, J.Mol.Struc 175 (1988)465- 470."The Band-Fitting Analysis of the Raman Spectra Close to Phase Transitions".
  9. Yurtseven, H. and W.F. Sherman, High Pressure Research,4(1990)508-510. "Raman Study of NH4Cl at High Pressures".
  10. Sherman, W.F. and H. Yurtseven, J.Mol.Struc. 247 (1991)61-71 "Critical Values for Specific Heat from Raman Data".
  11. Yurtseven, H. J. Mol.Liq.54 (1992)51-56 "Nematic-Smectic A Tricritical Phase Transition in Binary Mixtures of Liquid Crystals".
  12. Yurtseven, H. and S. Salihoğlu, J.Mol.Liq.54 (1992)155-172. "Mean Field Theory of the Nematic-Smectic A Phase Transition in a Mixture of Liquid Crystals".
  13. Yurtseven, H. and W.F. Sherman, J.Mol.Struc., 294(1993)175-178 "The Critical Behaviour of the Raman Intensities of the Lattice Modes in Ammonium Halides".
  14. Yurtseven, H., Phase Trans., 47 (1994) 59-68. "Phase Transitions of Weakly First Order or Nearly Second Order".
  15. Yurtseven, H. and W.F. Sherman, Phase Trans., 47 (1994) 69- 75. "Weakly First Order or Nearly Second Order Phase Transitions in Ammonium Halides".
  16. Yurtseven, H. and W.F. Sherman, J.Mol. Struc., 323 (1994) 243-246. "Spectroscopic Modifications of Pippard Relations and Their Application to NH4Cl".
  17. Tüblek, A. and H. Yurtseven, Phase Trans., 52 (1994) 219-225. "A Tc Formula and the Isotope Effect for Strong-Coupled Superconductors".
  18. Yurtseven, H., Bull. Tech. Univ. Istanbul, 47 (1994) 331. Special Issue, Suhubi and Continuum Mechanics "Critical Behaviour of a Lattice Mode in the Vicinity of the l- Phase Transition in NH4Br".
  19. Yurtseven, H., Phase Trans., 53(1995)75."Landau Theory of the Nematic-Smectic A Tricritical Phase Transition in a Binary Mixture of Liquid Crystals".
  20. Yurtseven, H., Tr. J. of Physics, 19 (1995)1-10. "Weakly First-Order or Nearly Second-Order Phase Transitions in Some Crystalline Systems".
  21. Yurtseven, H. and W.F. Sherman, Phase Trans., 54(1995)1-13."The l-Phase Transitions in NH4Cl".
  22. Yurtseven, H. and W.F. Sherman, Phase Trans., 54 (1995)165-179."Disorder-Induced Raman Scattering in Ammonium Halides".
  23. Yurtseven, H., S. Salihoglu and A. Tüblek, Phase Trans., 54 (1995)151-163. " A Phase Diagram for Ammonium Halides".
  24. Yurtseven, H., M. Güleç and W.F. Sherman, Phase Trans., 56 (1996),137-146. “The l- Phase Transition in NH4Br".
  25. Yurtseven, H. and T. Demir, J.Mol.Struc., 382(1996) 57-62. "ã- Grüneisen Relations Close to l-Phase Transitions in NH4Cl".
  26. S.Salihoğlu and H. Yurtseven, Phase Trans., 60(1997) 173- 191. “A Mean Field Model of the Tetracritical Point in Ferroelectrics".
  27. H. Yurtseven and W.F. Sherman, J.Mol.Struct. 435(1997)143- 150 "Spectroscopic Modifications of Pippard Relations for Ammonium Halides".
  28. A. Tüblek, H. Yurtseven and S.Salihoglu, Phase Trans., 64 (1998) 203-214. "A Mean Field Model for the Phase Diagram of Liquid Crystals".
  29. A. Nesrullayev, S. Salihoglu and H. Yurtseven, Int.J.Mod.Phys.B, 12(1998)213."Study of Phase Transitions in Polymorphic Liquid Crystals".
  30. H. Yurtseven, D. Kayisoglu and W.F. Sherman, Phase Trans.,67(1998)399."Calculation of the Specific Heat for the First Order, Tricritical and Second Order Phase Transitions in NH4Cl".
  31. S. Salihoglu, H. Yurtseven, A.Giz, D. Kayisoglu and A. Konu, Phase Trans., 66 (1998) 259. " The Mean Field Model with the P2O2 Coupling for the Smectic A- Smectic C Phase Transition in Liquid Crystals".
  32. M.Bas and H. Yurtseven, ARI, 51(1998)136. "Correlations Between Frequency Shifts and Volume Changes Near the ë-Phase Transitions in NH4Cl".
  33. H. Yurtseven and W.F. Sherman, ARI, 51(1998)77 "A Raman Study of the Temperature Dependence of Phonons Near the l-Phase Transitions in Ammonium Halides".
  34. H. Yurtseven and S.Salihoglu, Mod.Phys.Lett.B, 12(1998)271- 279. "A Phase Diagram for the Ice VI-VII-VIII Transitions".
  35. S. Salihoglu, H. Yurtseven and B. Bumin, Int.J..Mod. Phys.B12 (1998) 2083."Concentration Dependence of Polarization for the AC* Phase Transition in a Binary Mixture of Liquid Crystals".
  36. S.Salihoglu and H. Yurtseven, Tr.J. of Physics, 22 (1998) 1087" A Phase Diagram of the Nematic, Smectic A and Smectic C Phases in Liquid Crystals".
  37. H. Yurtseven and S. Salihoglu, Tr. J. of Physics,2(1998)1097. "A Mean Field Model for the Coexistence of Nematic, Smectic A and Smectic C Phases in Liquid Crystals".
  38. H. Yurtseven, A.Yanik and W.F. Sherman, Mod.Phys.Lett. B, 12 (1998)1089-1095. "Calculation of the Specific Heat for the First Order Phase Transition in NH4Br".
  39. H. Yurtseven, Int.J.Mod.Phys.B, 13(1999)2783. "Application of the Pippard Relations to Ammonia Near the Melting Point".
  40. H. Yurtseven, J.Phys.Chem.A, 103 (1999) 5900. "Raman Frequency Shifts for Ammonia Solid I Near the Melting Point".
  41. S. Salihoğlu A. Tüblek and H. Yurtseven, Phase Trans.,70 (2000) 263. "A Phase Diagram Near the NAC* Point in Liquid Crystals".
  42. H. Yurtseven and M. Bas, Phase Trans.71 (2000) 113.“Ultrasonic frequencies correlated to the volume changes of he q[110] mode for the first order phase transitions in NH4Cl".
  43. H. Yurtseven and M. Bas, J.Mol.Struc.,525 (2000)87. "Calculation of the ultrasonic frequencies of the q[110] mode for the first order and tricritical phase transitions in NH4Cl.
  44. S.Salihoglu, Ö.Tari and H.Yurtseven, Phase Trans., 72 (2000) 299. “A phase diagram of ammonia close to the melting point”.
  45. Ö.Tari, H.Yurtseven and S.Salihoglu, Phase Trans., 72 (2000) 351.“T-XBr phase diagram of the NH4BrxCl1-x”.
  46. H.Yurtseven and A.Yanik, J.Mol.Struc., 553 (2000) 267. “Calculation of the specific heat close to the first order and second order phase transitions in ammonium halides”.
  47. H.Yurtseven, Y.Enginer and S.Salihoglu, Calphad, 24 (2000) 481“Calculation of the T-X phase diagram for a mixture of liquid crystals”.
  48. Ö.Tari, H.Yurtseven and S.Salihoglu, Calphad, 24 (2000) 473.“Calculation of a phase diagram for the ice II-V-VI transitions”.
  49. H. Yurtseven and A. Yanik, J.Mol.Struc.,560 (2001)161. ”Spectroscopic modifications of Pippard relations : first order and second order phase transitions in NH4Cl".
  50. H.Yurtseven and A.Aydogdu, J.Mol.Struc.,560 (2001)189."Application of the spectroscopic modifications of Pippard relations to NaNO2 in the ferroelectric phase”.
  51. H. Yurtseven and M.Bas,Spect. Chim. Acta A, 57 (2001)1347. "Ultrasonic frequencies calculated for the q(100) mode in the first order, tricritical and the second order phase transitions of NH4Cl".
  52. H. Yurtseven, S.Salihoglu and Ö.Tari, Mat. Chem. Phys., 71(2001)206.“Spontaneous polarization close to phase transitions in NaNO2”.
  53. S.Salihoglu,Ö.Tari and H.Yurtseven, Mat. Chem. Phys., 71(2001) 210.“P-T phase diagram at various concentrations for the NH4BrxCl1-x”.
  54. H.Yurtseven, J.Mol. Struc., 595 (2001) 47.“Temperature dependence of the Raman frequencies and bandwidths close to the phase transitions in ammonium halides”.
  55. H.Yurtseven, Acta Physica Polonica A, 99 (2001) 557.“Pressure dependence of the Raman frequencies of ammonia solid I near the melting point”.
  56. H.Yurtseven and A.Aydogdu, J.Mol. Struc., 597 (2001) 31.“Brillouin frequency shifts in the ferroelectric phase of NaNO2”.
  57. H.Yurtseven, Ö.Tari and M.Bas, J. Mol. Struc., 598 (2001) 109.“Ultrasonic frequency shifts close to the first order and tricritical phase transitions in NH4Cl”.
  58. H.Yurtseven and A.Mertoglu, Chinese J.Phys., 39 (2001) 349.“Calculation of the specific heat for the II-III and II-IV phase transitions in NH4Br”.
  59. H. Yurtseven and D.Kayisoglu, Spectroscopy Letters, 34 (2001)147. “Analysis of the frequency shifts close to the second order phase transition in NH4Cl”.
  60. Y.Enginer, S.Salihoglu and H.Yurtseven, Mat. Chem. Phys. 73 (2002) 57.“T-P phase diagram of ammonia solid I-II-III”.
  61. H.Yurtseven and I.E.Çaglar, Spec.Chimica Acta A, 58 (2002) 55. Calculation of the Brillouin frequencies close to phase transitions in NaNO2”.
  62. H.Yurtseven and Ö.Tari, Chinese J.Phys., 40 (2002) 96.“Spectroscopic madifications of the Pippard relations for NaNO2 in the paraelectric phase”.
  63. S.Salihoglu, Ö.Tari and H.Yurtseven, Mat. Chem. Phys., 73 (2002) 339.“A phase diagram for ammonium iodide”.
  64. H.Yurtseven and A.Yanik, J.Mol. Struc.,606 (2002) 29. “Calculation of the specific heat for ND4Br close to phase transitions”.
  65. S.Salihoglu, H.Yurtseven and Y.Enginer, Mat.Chem.Phys.,76 (2002) 59..“A phase diagram near the NAC point in liquid crystals”.
  66. H.Yurtseven and S.Salihoglu, Chinese Journal of Physics, 40 (2002) 416.“Critical behaviour of ammonia near the melting point”.
  67. H.Yurtseven and D.Kayisoglu,Spect.Chimica Acta A.,58 (2002) 1823. “Critical behaviour of the disorder-induced Raman modes close to the ë-phase transition in NH4Cl”.
  68. Ö.Tari and H.Yurtseven, Spec.Chimica Acta A,58 (2002) 1615.“Spectroscopic modifications of the Pippard relations for NaNO2 in the sinusoidal antiferroelectric phase”.

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