International Congress

  1. H. Bogaz, K. Colakoglu, E. Deligoz, G. Surucu, N. Korozlu, Y.O. Ciftci, “The first-principles calculations on the NaP compound”, Türk Fizik Derneği 25.Uluslararası Fizik Kongresi, 25-29 Agustos 2008, Bodrum / Türkiye, Book of Abstracts, p:443 (POSTER).
  2. H.B. Ozisik, K. Çolakoğlu, E. Deligöz, H. Ozisik, “NaC bileşiğinin yapısal, elektronik, elastik ve dinamik özellikleri üzerine ab initio hesaplamaları”, Türk Fizik Derneği 27. Uluslararası Fizik Kongresi, 14-17 Eylül 2010, İstanbul-Turkiye (ORAL).
  3. İ. Öner, K. Colakoglu, H. Ozisik, H.B. Ozisik, “First–principles studies of In2Se3 compound”, Turkish Physical Society 27th International Physics Congress, 14-17 September 2010, Istanbul-Turkey (ORAL).
  4. H. Ozisik, K. Çolakoğlu, E. Deligöz, H.B. Ozisik, “Lanthanum-bismuth alaşımlarının yapısal, elektronik ve elastik özellikleri: ab initio çalışması”, Türk Fizik Derneği 27. Uluslararası Fizik Kongresi, 14-17 Eylül 2010, İstanbul-Turkiye (ORAL).
  5. Havva B. Özışık, K. Çolakoğlu, Y.Ö. Çiftci, E. Deligöz, G. Sürücü, İ. Öner, “Na3As7 ve Na3As11 Bileşiklerinin Yapısal, Elektronik ve Elastik Özellikleri”, pp. 261, Türk Fizik Derneği 28. Uluslararası Fizik Kongresi, 06-09 Eylül 2011, Bodrum-Turkiye (ORAL).
  6. Hacı Özışık, K. Çolakoğlu, E. Ateşer, E. Deligöz, H.B. Özışık, İ. Öner, “Fisrt Princples Study Of Sodium Hexafluoroantimonate”, pp. 260, Türk Fizik Derneği 28. Uluslararası Fizik Kongresi, 06-09 Eylül 2011, Bodrum-Turkiye (ORAL).
  7. İ. Oner, K. Colakoglu, H. Ozisik, H.B. Ozisik, First-Principles Studies of The Structural, Elastic, Electronic, and Thermodynamic Properties of InSe Compound,  Turkish Physical Society 28th International Physics Congress, pp. 258, Muğla, Türkiye, Eylül 2011 (ORAL).
  8. İrem Öner, K. Çolakoğlu, H. Özışık, H.B. Özışık, “In2S3 Bilesiğinin Ab-Initio Yöntemler ile İncelenmesi”, Türk Fizik Derneği 29. Uluslararası Fizik Kongresi, 05-08 Eylül 2012, Bodrum-Turkiye (ORAL).
  9. H.B. Ozisik, E. Deligoz, E. Ateser, “The Elastic and Electronic Properties of CeZnSn and CeZnSnH1.5 Compounds”, Abstract Book, 203, 9th International Physics Conference of the Balkan Physical Union, 24-27 August 2015, İstanbul University, İstanbul / Turkey.(ORAL).
  10. E. Deligoz, H. B. Ozisik, H. Ozisik, “The Mechanical Properties of CaCa2P2 and CaGa2As2“, Abstract Book, 201, 9th International Physics Conference of the Balkan Physical Union, 24-27 August 2015, İstanbul University, İstanbul / Turkey.(ORAL).
  11. H.B. Ozisik, E. Deligoz, H. Ozisik, “The magnetic and electronic properties of CexPr1-xIn3 compound”, 2nd International Congress on The World of Technology and Advanced Materials, 28 September-02 October 2016, Book of Proceedings, pp. 74-77, Kırşehir/Turkey (Oral) Fulltext
  12. H.B. Ozisik, M.D. Ozdemir, E. Deligoz, H. Ozisik, “Ab initio study of NbCoSb compound”, OP73, 2nd International Congress on The World of Technology and Advanced Materials, 28 September-02 October 2016 Kırşehir/Turkey (Oral)
  13. E. Deligoz, H.B. Ozisik, H. Ozisik, “The mechanical Properties of ZrSbTe and HfSbTe compounds”, 2nd International Congress on The World of Technology and Advanced Materials, 28 September-02 October 2016, Book of Proceedings, pp. 26-28, Kırşehir/Turkey (Oral) Fulltext
  14. E. Deligoz, H.B. Ozisik, H. Ozisik, “The thermal conductivity and electronic properties of CaGa2X2 (X=As, P)”, OP74, 2nd International Congress on The World of Technology and Advanced Materials, 28 September-02 October 2016 Kırşehir/Turkey (Oral)
  15. H.B. Ozisik, E. Deligoz, H. Ozisik, “The elastic and electronic properties of TaCoSb compound”, PP125, 2nd International Congress on The World of Technology and Advanced Materials, 28 September-02 October 2016 Kırşehir/Turkey (Poster)
  16. E. Deligoz, H.B. Ozisik, H. Ozisik, “The mechanical stability study on NbRuB, TaRuB and NbOsB compounds”, PP102, 2nd International Congress on The World of Technology and Advanced Materials, 28 September-02 October 2016 Kırşehir/Turkey (Poster)
  17. Bölen, E. Deligöz, H. Özışık and H.B. Özışık, First Principles Study of structural electronic and thermoelectric properties of Mo2ScAlC2, The International Congress on The World of Technology and Advanced Materials (WITAM-2018), KIRŞEHİR, 2018. Proceeding Book, pp. 139-142. Fulltext PDF 
  18. H. Özişik, H.B. Özişik, and E. Deligöz, “Mechanical and vibrational properties of a and ß MgAl2Ge2 compound Abinitio study,” presented at the International Congress on The World of Technology and Advanced Materials (WITAM-2018), Kırşehir, 2018. Proceeding Book, pp. 67-70. Fulltext PDF 
  19. H. Özişik, E. Deligöz, and H.B. Özişik, “The first principles structural study on the Barium Oxonitrido silicate BaSi4O6N2 compound,” presented at the International Congress on The World of Technology and Advanced Materials (WITAM-2018), Kırşehir, 2018. Proceeding Book, pp. 71-74. Fulltext PDF
  20. M. Altay, H. Özişik, H.B. Özişik and E. Deligöz, “A first principles study on the orthorhombic ScNiAl3,” presented at the International Congress on The World of Technology and Advanced Materials (WITAM-2018), KIRŞEHİR, 2018. Proceeding Book, pp. 153-156. Fulltext PDF
  21. E. Bölen, E. Deligöz, H. Özişik and H.B. Özişik, “Ab initio study of structural and mechanical properties of two dimensional Mo2ScC2,” presented at the International Congress on The World of Technology and Advanced Materials (WITAM-2018), KIRŞEHİR, 2018.  Proceeding Book, pp. 136-138. Fulltext PDF
  22. E. Deligöz, H.B. Özişik, and H. Özişik, “Structural determination and physical properties of CuB2 a first principles study,” presented at the International Congress on The World of Technology and Advanced Materials (WITAM-2018), Kırşehir, 2018.  Proceeding Book, pp. 64-66. Fulltext PDF
  23. M. Altay, H. Özişik, H.B. Özişik and E. Deligöz, “The first principle study on the Holmium oxonitridosilicate Ho3Si5N9O Compound  Mechanical and electronic properties,” presented at the International Congress on The World of Technology and Advanced Materials (WITAM-2018), KIRŞEHİR, 2018.  Proceeding Book, pp. 157-160. Fulltext PDF
  24. E. Deligöz, H.B. Özişik and H. Özişik, “The mechanical and anisotropy properties of alpha RuCl3 compound,” presented at the International Congress on The World of Technology and Advanced Materials (WITAM-2018), Kırşehir, 2018. Proceeding Book, pp. 61-63. Fulltext PDF

  25. H. Ozisik, E. Deligoz, H. B. Ozisik, Mechanical and Anisotropy Properties of Trigadolinium Heptanickel Tetradecaaluminide (Gd3Ni7Al14) Compound, International Turkic World Congress on Science and Engineering, Book of Proceedings, pp. 480-484, 17-18 June 2019, Niğde – Turkey. Fulltext PDF

  26. M. Altay, H. Ozisik, E. Deligoz, H. B. Ozisik, Vibrational stability of RNiAl3 (R=Sc, Y) Compounds, International Turkic World Congress on Science and Engineering, Book of Proceedings, pp. 504-508, 17-18 June 2019, Niğde – Turkey.  Fulltext PDF

  27. Oğuzhan OKVURAN, Havva ÖZIŞIK, Structural and Mechanical Properties of CsLiCoS2 Compound: Ab Initio Study, 3rd International Hydrogen Energy Conference and Exhibitions (IHEC 2021), June 14-16, 2021, Gazi University, Ankara, TURKEY”, Abstract Book, pp. 95 (Oral Presentation)