Prof. Dr. UĞUR KÖLEMEN

Yayın Ağı

Makaleler 56

1. Micro/nanomechanical properties of top-seeded melt grown YBCO single crystals determined using depth sensing indentation

KÖLEMEN U., Yesilkanat C. M., Yilmaz F., Dogan F., UZUN O.

Materials Today Communications , cilt.49, 2025 (SCI-Expanded, Scopus)

2. Influence of Sc addition and rapid solidification on the microstructure and mechanical properties of Al-5Cu alloys

Temiz C., Yılmaz F., Çağlar S., KÖLEMEN U., UZUN O.

Physica Scripta , cilt.100, sa.9, 2025 (SCI-Expanded, Scopus)

3. Green synthesis of silver nanoparticles using Sambucus ebulus leaves extract: Characterization, quantitative analysis of bioactive molecules, antioxidant and antibacterial activities

Karan T., GÖNÜLALAN Z., Erenler R., KÖLEMEN U., Eminagaoglu O.

Journal of Molecular Structure , cilt.1296, 2024 (SCI-Expanded, Scopus)

4. Biogenic synthesis of silver nanoparticles using Sambucus nigra leaves: elucidation, antimicrobial, antioxidant activities and quantification of phenolics

KARAN T., Erenler R., GÖNÜLALAN Z., KÖLEMEN U.

Chemical Papers , cilt.78, sa.1, ss.473-481, 2024 (SCI-Expanded, Scopus)

5. Investigation of microstructures and mechanical properties of Sc doped Al-5Cu alloys Sc katkılı Al-5Cu alaşımlarının mikro yapılarının ve mekanik özelliklerinin incelenmesi

Temiz C., Yılmaz F., KÖLEMEN U.

Journal of the Faculty of Engineering and Architecture of Gazi University , cilt.37, sa.1, ss.75-88, 2022 (SCI-Expanded, Scopus, TRDizin)

6. Transformational, microstructural and superelasticity characteristics of Ti-V-Al high temperature shape memory alloys with Zr addition

Baǧ Ö., Yilmaz F., KÖLEMEN U., Ergen S., Temiz C., UZUN O.

Physica Scripta , cilt.96, sa.8, 2021 (SCI-Expanded, Scopus)

7. Investigation of Mechanical Propeties of Gadalanium (Gd) Added High Temperature Superconductor BSCCO

EMEKSİZ C., KÖLEMEN U., YILMAZ F.

International Scientific and Vocational Studies Journal , cilt.5, sa.1, ss.62-75, 2021 (Hakemli Dergi)

8. Microstructures and Phase Transformations of Melt-Spun Ti-V-Al high Temperature Shape Memory Alloys with Addition of Zr

Bağ Ö., Yilmaz F., KÖLEMEN U., Ergen S.

Sakarya University Journal of Science , cilt.25, sa.3, ss.735-740, 2021 (Scopus, TRDizin)

9. Influence of Al content on transformation temperature and activation energy of Ti–V–Al high temperature shape memory alloys

Bağ Ö., Ergen S., Yılmaz F., KÖLEMEN U.

Solid State Communications , cilt.323, 2021 (SCI-Expanded, Scopus)

10. Interpolated mapping and investigation of environmental radioactivity levels in soils and mushrooms in the Middle Black Sea Region of Turkey

Türkekul İ., Yeşilkanat C. M., Ciriş A., KÖLEMEN U., ÇEVİK U.

Isotopes in Environmental and Health Studies , cilt.54, sa.3, ss.262-273, 2018 (SCI-Expanded, Scopus)

11. Electrodeposition of Si–DLC nanocomposite film and its electronic application

Basman N., Uzun R., Gocer E., BACAKSIZ E., KÖLEMEN U.

Microsystem Technologies , cilt.24, sa.5, ss.2287-2294, 2018 (SCI-Expanded, Scopus)

12. Structural and mechanical properties of hypereutectic AlSiFe powders and a new method for determination of sintering temperature

Ergen S., Yılmaz F., Gul S., KÖLEMEN U., Kilicaslan M., UZUN O.

Advanced Powder Technology , cilt.29, sa.3, ss.563-572, 2018 (SCI-Expanded, Scopus)

13. Correlation of hardness and silicon morphology for Al-Si-Sb alloy

UZUN O., Yilmaz F., Emeksiz C., Ergen S., KÖLEMEN U.

Archives of Metallurgy and Materials , cilt.63, sa.1, ss.467-472, 2018 (SCI-Expanded, Scopus)

14. Microindentation on the porous copper surface modulations

Ekmekci D., Yılmaz F., KÖLEMEN U., CORA Ö. N.

Applied Physics A: Materials Science and Processing , cilt.123, sa.11, 2017 (SCI-Expanded, Scopus)

15. Electrical characterization of metal/diamond-like carbon/inorganic semiconductor MIS Schottky barrier diodes

Basman N., Aslan N., UZUN O., ÇANKAYA G., KÖLEMEN U.

Microelectronic Engineering , cilt.140, ss.18-22, 2015 (SCI-Expanded, Scopus)

16. Mechanical Characterization of Ruthenocuprates by Nanoindentation Technique

Alp U., Yılmaz F., UZUN O., Topal U., Ergen S., KÖLEMEN U.

Journal of Superconductivity and Novel Magnetism , cilt.28, sa.2, ss.519-523, 2015 (SCI-Expanded, Scopus)

17. Physical and Mechanical Properties of B2O3 doped YBaCuO Superconductors: Applicability as a Low DC Magnetometer

Gülce Çoker E., KÖLEMEN U., Topal U.

Journal of Superconductivity and Novel Magnetism , cilt.28, sa.2, ss.513-518, 2015 (SCI-Expanded, Scopus)

18. Calculation of true hardness value of Zn added (BiPb)SrCaCuO superconductor by different models

Toplu A., Karaca I., KÖLEMEN U.

Ceramics International , cilt.41, sa.1, ss.953-960, 2015 (SCI-Expanded, Scopus)

19. The role of weak links and Zn-doping on magnetic parameters of high-T c superconductors

Topal U., Coker E. G., Alıkma F., KÖLEMEN U., UZUN O.

Journal of Superconductivity and Novel Magnetism , cilt.27, sa.1, ss.133-141, 2014 (SCI-Expanded, Scopus)

20. Synthesis of sol-gel derived nano-crystalline ZnO thin films as TCO window layer: Effect of sol aging and boron

Fiat Varol S., Babür G., ÇANKAYA G., KÖLEMEN U.

RSC Advances , cilt.4, sa.100, ss.56645-56653, 2014 (SCI-Expanded, Scopus)

21. Mechanical properties of BSCCO superconductor by oliver-pharr method and work of indentation approach

KÖLEMEN U., UZUN O., Emeksiz C., Yilmaz F., Coşkun A., EKİCİBİL A., et al.

Journal of Superconductivity and Novel Magnetism , cilt.26, sa.11, ss.3215-3219, 2013 (SCI-Expanded, Scopus)

22. A theoretical study for temperature dependence of levitation force of high-Tc superconductors

Inanir F., Yildiz Ş., Okutan M., KÖLEMEN U.

Physica C: Superconductivity and its Applications , cilt.485, ss.30-34, 2013 (SCI-Expanded, Scopus)

23. Nanoindentation study on Gd-deposited YBaCuO superconductor

Yilmaz F., UZUN O., KÖLEMEN U., Kilicaslan M., Basman N., Ergen S., et al.

Bulletin of Materials Science , cilt.36, sa.7, ss.1139-1145, 2013 (SCI-Expanded, Scopus)

24. Measurements of ultra-low DC fields by high-T c superconducting cores: The effect of calcination temperature

Topal U., Alikma F., Birlikseven C., UZUN O., KÖLEMEN U.

Journal of Alloys and Compounds , cilt.530, ss.91-96, 2012 (SCI-Expanded, Scopus)

25. AC susceptibility study of YBCO

Güçlü N., KÖLEMEN U.

Materials Science- Poland , cilt.29, sa.3, ss.209-215, 2011 (SCI-Expanded, Scopus)

26. Study of microwave surface resistance of type-II superconductors carrying transport current

Yildiz Ş., Inanir F., KÖLEMEN U.

Physica Status Solidi (B) Basic Research , cilt.248, sa.6, ss.1477-1482, 2011 (SCI-Expanded, Scopus)

27. Investigation of mechanical and creep properties of polypyrrole by depth-sensing indentation

UZUN O., Başman N., Alkan C., KÖLEMEN U., YIlmaz F.

Polymer Bulletin , cilt.66, sa.5, ss.649-660, 2011 (SCI-Expanded, Scopus)

28. Sb effect on micro structural and mechanical properties of rapidly solidified Al-12Si alloy

UZUN O., Yilmaz F., KÖLEMEN U., Baman N.

Journal of Alloys and Compounds , cilt.509, sa.1, ss.21-26, 2011 (SCI-Expanded, Scopus)

29. Calculation of the β-material for bulk MgB 2 superconductor

Güçlü N., UZUN O., KÖLEMEN U.

Journal of Superconductivity and Novel Magnetism , cilt.24, sa.1-2, ss.371-373, 2011 (SCI-Expanded, Scopus)

30. Low field AC susceptibility study of YBCO prepared by top seeded melt growth

Güçlü N., Yeşilkanat C., AĞIL H., Doğan F., GENÇER A., KÖLEMEN U.

Journal of Superconductivity and Novel Magnetism , cilt.24, sa.1-2, ss.261-264, 2011 (SCI-Expanded, Scopus)

31. Depth sensing indentation analysis of electrochemically synthesized polythiophene

UZUN O., Baman N., Alkan C., KÖLEMEN U., Yilmaz F.

Materials Chemistry and Physics , cilt.124, sa.1, ss.196-202, 2010 (SCI-Expanded, Scopus)

32. Effects of Meissner surface current on the microwave surface resistance of type-II superconductors

Yildiz Ş., Inanir F., KÖLEMEN U.

Physica C: Superconductivity and its Applications , cilt.470, sa.13-14, ss.575-581, 2010 (SCI-Expanded, Scopus)

33. Work of indentation approach to load-penetration depth data in bulk BSCCO superconductor

UZUN O., Güçlü N., KÖLEMEN U.

Optoelectronics and Advanced Materials, Rapid Communications , cilt.4, sa.3, ss.332-335, 2010 (SCI-Expanded, Scopus)

34. Effects of ZnO addition on mechanical properties of Bi1.84Pb0.34Sr1.91Ca2.03Cu3.06O10 prepared by a wet technique

Karaca I., UZUN O., KÖLEMEN U., Yilmaz F., ŞAHİN Ö.

Journal of Alloys and Compounds , cilt.476, sa.1-2, ss.486-491, 2009 (SCI-Expanded, Scopus)

35. Analysis of data on indentation load against penetration depth for bulk MgB2 crystal using indentation work and Oliver-Pharr approaches

UZUN O., Güçlü N., KÖLEMEN U., ŞAHİN Ö.

Materials Chemistry and Physics , cilt.112, sa.1, ss.5-10, 2008 (SCI-Expanded, Scopus)

36. Analysis of ISE in dynamic hardness measurements of β-Sn single crystals using a depth-sensing indentation technique

Şahin O., UZUN O., KÖLEMEN U., UÇAR N.

Materials Characterization , cilt.59, sa.6, ss.729-736, 2008 (SCI-Expanded, Scopus)

37. Mechanical characterization for β-Sn single crystals using nanoindentation tests

Şahin O., UZUN O., KÖLEMEN U., UÇAR N.

Materials Characterization , cilt.59, sa.4, ss.427-434, 2008 (SCI-Expanded, Scopus)

38. Dynamic hardness and elastic modulus calculation of porous SiAlON ceramics using depth-sensing indentation technique

Sahin O., UZUN O., Sopicka-Lizer M., Gocmez H., KÖLEMEN U.

Journal of the European Ceramic Society , cilt.28, sa.6, ss.1235-1242, 2008 (SCI-Expanded, Scopus)

39. Analysis of load-penetration depth data using Oliver-Pharr and Cheng-Cheng methods of SiAlON-ZrO2 ceramics

Sahin O., UZUN O., Sopicka-Lizer M., Gocmez H., KÖLEMEN U.

Journal of Physics D: Applied Physics , cilt.41, sa.3, 2008 (SCI-Expanded, Scopus)

40. Dynamic hardness and reduced modulus determination on the (001) face of β-Sn single crystals by a depth sensing indentation technique

Şahin O., UZUN O., KÖLEMEN U., UÇAR N.

Journal of Physics Condensed Matter , cilt.19, sa.30, 2007 (SCI-Expanded, Scopus)

41. Stress exponent investigation of β-Sn single crystal by depth-sensing indentation tests

Şahin O., UZUN O., KÖLEMEN U., UÇAR N.

Physica B: Condensed Matter , cilt.396, sa.1-2, ss.87-90, 2007 (SCI-Expanded, Scopus)

42. Vickers microindentation hardness studies of β-Sn single crystals

Sahin O., UZUN O., KÖLEMEN U., UÇAR N.

Materials Characterization , cilt.58, sa.2, ss.197-204, 2007 (SCI-Expanded, Scopus)

43. Analysis of ISE in microhardness measurements of bulk MgB2 superconductors using different models

KÖLEMEN U.

Journal of Alloys and Compounds , cilt.425, sa.1-2, ss.429-435, 2006 (SCI-Expanded, Scopus)

44. Observations of a hysteresis loss valley in yttrium barium copper oxide superconductors

Çelebi S., ÖZTÜRK A., KÖLEMEN U., Leblanc M.

Journal of Applied Physics , cilt.100, sa.7, 2006 (SCI-Expanded, Scopus)

45. Depth-sensing indentation study of superconducting MgB2 wire

Güçlü N., UZUN O., KÖLEMEN U.

Materials Characterization , cilt.57, sa.3, ss.166-170, 2006 (SCI-Expanded, Scopus)

46. Eudragit S (methyl methacrylate methacrylic acid copolymer)/fatty acid blends as form-stable phase change material for latent heat thermal energy storage

SARI A., Alkan C., KÖLEMEN U., UZUN O.

Journal of Applied Polymer Science , cilt.101, sa.3, ss.1402-1406, 2006 (SCI-Expanded, Scopus)

47. Hardness and microstructural analysis of Bi1.6Pb0.4Sr2Ca2-xSmxCu3Oy polycrystalline superconductors

KÖLEMEN U., UZUN O., Yilmazlar M., Güçlü N., Yanmaz E.

Journal of Alloys and Compounds , cilt.415, sa.1-2, ss.300-306, 2006 (SCI-Expanded, Scopus)

48. An analysis of load-depth data in depth-sensing microindentation experiments for intermetallic MgB2

KÖLEMEN U., UZUN O., AKSAN M. A., Güçlü N., Yakinci E.

Journal of Alloys and Compounds , cilt.415, sa.1-2, ss.294-299, 2006 (SCI-Expanded, Scopus)

49. Work of indentation approach for investigation of mechanical properties of YBCO bulk superconductor at cryogenic temperatures

Güçlü N., KÖLEMEN U., UZUN O., Çelebi S.

Physica C: Superconductivity and its Applications , cilt.433, sa.1-2, ss.115-122, 2005 (SCI-Expanded, Scopus)

50. Indentation size effect and microhardness study of β-Sn single crystals

Sahin O., UZUN O., KÖLEMEN U., Duzgun B., UÇAR N.

Chinese Physics Letters , cilt.22, sa.12, ss.3137-3140, 2005 (SCI-Expanded, Scopus)

51. Modulus and hardness evaluation of polycrystalline superconductors by dynamic microindentation technique

UZUN O., KÖLEMEN U., Çelebi S., Güçlü N.

Journal of the European Ceramic Society , cilt.25, sa.6, ss.969-977, 2005 (SCI-Expanded, Scopus)

52. Structural and low-field magnetic characterization of superconducting MgB2 wires

Kiliç A., Okur S., Güçlü N., KÖLEMEN U., UZUN O., Özyüzer L., et al.

Physica C: Superconductivity and its Applications , cilt.415, sa.1-2, ss.51-56, 2004 (SCI-Expanded, Scopus)

53. Mechanical properties of YBCO and YBCO + ZnO polycrystalline superconductors using Vickers hardness test at cryogenic temperatures

KÖLEMEN U., Çelebi S., Yoshino Y., ÖZTÜRK A.

Physica C: Superconductivity and its Applications , cilt.406, sa.1-2, ss.20-26, 2004 (SCI-Expanded, Scopus)

54. Superconducting and Vickers hardness properties of ZnO-added YBCO polycrystalline superconductors

KÖLEMEN U., Çelebi S., Karal H., ÖZTÜRK A., ÇEVİK U., Nezir S., et al.

Physica Status Solidi (B) Basic Research , cilt.241, sa.2, ss.274-283, 2004 (SCI-Expanded, Scopus)

55. Effect of ZnO additions on the magnetic behaviour in YBCO superconductors

Çelebi S., KÖLEMEN U., Malik A., ÖZTÜRK A.

Physica Status Solidi (A) Applied Research , cilt.194, sa.1, ss.260-270, 2002 (Scopus)

56. The effect of potassium doping on resistive transitions and transport critical current of bulk YBCO high-Tc superconductors

Çelebi S., ÖZTÜRK A., Karaca I., KÖLEMEN U.

Turkish Journal of Physics , cilt.24, sa.4, ss.567-576, 2000 (Scopus, TRDizin)

Hakemli Bilimsel Toplantılarda Yayımlanmış Bildiriler 13

1. 1st International Symposium on Multidisciplinary Studies and Innovative Technologies

ERGEN S., BAĞ Ö., YILMAZ F., KÖLEMEN U., UZUN O.

1st International Symposium on Multidisciplinary Studies and Innovative Technologies, 2 - 04 Kasım 2017, (Özet Bildiri)

2. Microstructure and Transformation Characteristics of Ti-based Shape Memory Alloys

BAĞ Ö., ERGEN S., YILMAZ F., KÖLEMEN U., UZUN O.

Turkish Physical Society 33th International Physics Conference (33. TFD), Muğla, Türkiye, 6 - 10 Eylül 2017, (Özet Bildiri)

3. Ti-Based Shape Memory Alloys and Phase Properties For High Temperature Applications

ERGEN S., BAĞ Ö., YILMAZ F., KÖLEMEN U., UZUN O.

Turkish Physical Society 33th International Physics Conference (33. TFD), Muğla, Türkiye, 6 - 10 Eylül 2017, ss.362, (Özet Bildiri)

4. Effects of Cu Addition on Transformation Temperature and Activatıon Energy of Ti-V-Al Lightweight High Temperature Shape Memory Alloys

BAĞ Ö., ERGEN S., YILMAZ F., KÖLEMEN U.

Turkish Physical Society 33th International Physics Conference (33. TFD), Muğla, Türkiye, 6 - 10 Eylül 2017, ss.297, (Özet Bildiri)

Metrikler

Yayın

Yayın (WoS)

Yayın (Scopus)

Atıf (Scopus)

1095

Yayınlar & Eserler

Yayın

Yayın (WoS)

Yayın (Scopus)

Atıf (Scopus)

H-İndeks (Scopus)

Atıf (TrDizin)

H-İndeks (TrDizin)

Atıf (Diğer Toplam)

Proje

Tez Danışmanlığı

Açık Erişim