gtu_logoFİZİK

Prof. Dr. Necati ECEVİT
Fizik

Necati ECEVİT
Telefon
(262) 605 13 10
E-Posta
fnecati@gtu.edu.tr
Ofis
L Blok, 201
Çalışma alanları
Holografi, Optik, İnterferometri, Lazer Uygulamaları

Journal Article

  1. F. N. Ecevit, R. Aydın, ”Visualization and Direct Comparision of Large Displacements Using Difference Holographic Interferometry”, Indian Journal of Pure & Applied Physics, 33(1995), 376-37
  2. T. Arı, H. Güven, N. Ecevit, “Electron Energy-Loss Spectroscopy in Monosubstituted Benzenes”, J. Electron Spectrosc. Relat. Phenom., 73(1995), 13-23
  3. F. N. Ecevit, A. Alaçakır, R. Aydın, “Investigation of AGFA-8E56HD Photographic Emulsion and Relief Hologram Structures by Atomic Force Microscopy”, Applied Optics, 35(1996) 6227-6230.
  4. O. Köysal, D. Önal, S. Özder, F. N. Ecevit, “Thickness measurement of dielectric films by wavelength scanning method”, Optics Communication, 205 (2002), 1-6
  5. S.E. San, O. Köysal, F.N. Ecevit, “Molecular reorientation-based grating diffraction in dye-doped nematic liquid crystals with red pumping source”, Optics.Communications, 212 (2002) 405-409
  6. O. Köysal, S.E. San, S. Özder, F. N. Ecevit, “A novel approach for determination of birefringence dispersion in nematic liquid crsytals by using continuous wavelet transform”, Meas. Sci. Technol. 14(2003) 790-795
  7. S.E. San, O. Köysal, F.N. Ecevit, S. Özder, D. Dvornikov, “Holographic recording study of a hybrid liquid crystal system doped with dye and fullerene,” Synthetic Metals, 142 (2004) 283-286
  8. S. Özder, O. Köysal, S.E. San, F.N. Ecevit, “Determination of the refractive index dispersion of thick films by continuous wavelet transform”, Thin Solid Films, 283(2004) 142
  9. A. Dursun, S. Özder, F. N. Ecevit,  “Continuous wavelet transform analysis of projected fringe patterns”,  Meas. Sci. Tech.  15(2004) 1768-1772
  10. Zehra Saraç, Ali Dursun, Sündüs Yerdelen and F. Necati Ecevit, “Wavelet phase evaluation of white light interferograms” 2005 Meas. Sci. Technol. 16(9) 1878-1882
  11. S. Eren San, Oğuz Köysal, Mustafa Okutan and F. Necati Ecevit, “Diffraction efficiency and conductivity enhancement of nematic liquid crystals by doping star-like fullerenes” Dyes and Pigments, In Press, Corrected Proof, Available online 16 October 2006
  12. Ali Dursun, Zehra Saraç, Hülya Saraç Topkara, Serhat Özder and F. Necati Ecevit, “Phase recovery from interference fringes by using S-transform” Measurement, In Press, Corrected Proof, Available online 15 February 2007.
  13. Zehra Saraç,Sündüs Yerdelen, Ali Dursun, Hülya Saraç , F. Necati Ecevit, “Processing of thermal lens fringes by S-transform”, Optics Communication, 271 (2): (MAR 15 2007) 349-352
  14. O.Köysal, M.Okutan, S.E. San, M.Durmuş, F. N. Ecevit, V. Ahsen, “Diffraction efficiency enhancement caused by employing liquid crystal phtalonitrile derivative in nematic liquid crystal”, Dyes and Pigments, Volume 73, Issue 1, 2007, Pages 98-102
  15. Zehra Saraç, Ali Dursun, Sündüs Yerdelen and F. Necati Ecevit, "Calculation of Refractive Index Changes from Thermal Lens Fringes using Continuous Wavelet Algorithm", Optics & Laser Technology, 39 (4): JUN 2007 769-773

Conference Proceedings

  1. F. N. Ecevit, H. Güven and R. Aydın, "Production of Diffraction Gratings by Holographic Interferometry", ICTP, IC/89/278, Trieste, Italya
  2. F. N. Ecevit, H. Güven and R. Aydın, "Investigation of Surface Deformations by Double Exposure Holographic Interferometry", ICTP LAMP SERIES REPORT, LAMP/90/1, Trieste, Italya
  3. F. N. Ecevit, R. Aydın, "Visualization and Direct Comparision of Large Displacements using Difference Holographic Interferometry", ICTP LAMP SERIES REPORT, LAMP/94/6, Trieste, Italya
  4. M. Behboudnia, F. Necati Ecevit, R. Aydın, "Ultrasonic Study on Ternary Liquid Systems by Laser-Sound Interactions", ICTP LAMP SERIES REPORT, LAMP/94/7, Trieste, Italya
  5. F. N. Ecevit, A. Alaçakır, R. Aydın, "Generation of Holographic Gratings on Agfa Emulsion and Investigation of Their Relief Structure Using Atomic Force Microscopy", ICTP LAMP SERIES REPORT, LAMP/95/7 (1995), Trieste, Italya
  6. S.E. San, O. Köysal, F.N. Ecevit, S. Özder, "A novel hybrid liquid crystal system for dynamic holography and its investigation by moving grating experiments", XV Conference on Liquid Crystals, 13-17 Ekim 2003, Zakopane, Polonya, s. 47
  7. A. Dursun, F.N. Ecevit, S. Özder, "Application of Wavelet and Fourier transforms for the determination of phase and three-dimensional profile", International Conference on Signal Processing (ICSP 2003), 24-26 Eylül 2003, Çanakkale, s. 168
  8. A. Dursun, F.N. Ecevit, S. Özder, "Application of Wavelet and Fourier transforms for the determination of phase and three-dimensional profile", International Conference on Signal Processing (ICSP 2003), 24-26 Eylül 2003, Çanakkale, s. 168
  9. DURSUN A., SARAÇ Z., ECEVIT F. N.,”Wavelet Processing Algorithms in Optical 3-D Surface Profile Measurements”, International Workshop On Applications Of Wavelet To Real World Problems, Istanbul Commerce Unversity, July 17-18,2005, pp. 97-108.
  10. DURSUN A., SARAÇ Z., ECEVIT F. N.,"Signal Processing Algorithms In 3-D Profile Measurement With Fringe Projection Technique" Fourth International Conference on Electrical and Electronics Engineering 7-11 December 2005.
  11. DURSUN A., SARAÇ Z., ECEVIT F. N. “An Application of the S-Transform to Optical 3-D Surface Profile Measurement”, IEEE 14th Conference on Signal Processing and Communications Applications, 17-19 April 2006.

Article

  1. R. Aydın, F. N. Ecevit, H. Güven and T. İncesu, "Production of Diffraction Gratings Using Holographic Interferometry and Determination of the Rydberg Constant", DOĞA, Tr. J. Phys., 13 (1989), 229
  2. R. Aydın, H. Güven, F. N. Ecevit, and T. İncesu, "Investigation of Surface deformations by Double-Exposure Holographic Interferometry", DOĞA, Tr. J. Phys., 14 (1990), 285
  3. F. N. Ecevit and R. Aydın, "Direct Comparison of Displacements by Difference Holographic Interferometry", Tr. J. of Phys., 18 (1994), 456-462
  4. M. Behboudnia, F. N. Ecevit, R. Aydın, "Measurement of Ultrasound Velocity in Some Ternary Liquids Using Raman-Nath Diffraction", Tr. J. of Physics, 19(1995), 920-928.
  5. H. Güven, F. N. Ecevit, İ. Atılgan, T.Arı, "Reconstruction from Digital Amplitude Holograms and Recording the Hologram on Al Layer by Photolithography",Tr. J. of Physics, 20(1996), 238-243
  6. S.E. San, O. Köysal, S. Özder, F. N. Ecevit, "Change of birefringence in dye-doped nematic liquid crystals under laser illumination", Turk. J. Phys, 27(2003), 279-283

National Proceedings

  1. "Çift-Çekim Holografik Tekniği ile Katı Numunelerde Yüzeysel Deformasyonların İncelenmesi", TFD IX. Ulusal Fizik Kongresi, Uludağ Üniversitesi, Eylül 1987, Bursa.
  2. "Holografik Girişim Tekniği ile Optik Ağı Elde Edilmesi", TFD IX. Ulusal Fizik Kongresi, Uludağ Üniversitesi, Eylül 1987, Bursa.
  3. "Bilgisayar ile Sayısal Genlik Hologramlar Üretilmesi", TFD 12 Ulusal Fizik Kongresi, Ege Üniversitesi, Eylül 1990, Bornova, İzmir.
  4. "Bilgisayarla Lohmann Tipi Sayısal Hologramların Üretilmesi", TFD 13. Ulusal Fizik Kongresi, Anadolu Üniversitesi, Eylül 1992, Eskişehir.
  5. O. Köysal, D. Önal, S. Özder, F.N. Ecevit, M. Okutan, "Dielektrik filmlerin Optik Anizotropi Değerinin Wavelet Dönüşüm Tekniği Kullanılarak Belirlenmesi", Türk Fizik Derneği, 21. Fizik Kongresi, 11-14 Eylül 2002, SDÜ, Isparta, s.209
  • Doktora: Fizik, Orta Doğu Teknik Üniversitesti (ODTÜ), 1995
  • Yüksek lisans: Fizik, Orta Doğu Teknik Üniversitesti (ODTÜ), 1988
  • Lisans: Fizik, Orta Doğu Teknik Üniversitesti (ODTÜ), 1985