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1

Investigation of Pre-Service Teachers’ Attitudes Towards Physics Lesson and Self-Efficacy Beliefs According to their Gender, Departments and Perceived Success in Physics

Burhan Capri, Osman Murat Ozkendir, Berdan Ozkurt, Fazilet Karakus

Journal:

Procedia - Social and Behavioral Sciences

Year:

2012

Language:

english

File:

PDF, 692 KB

english, 2012

2

General Self-Efficacy beliefs, Life Satisfaction and Burnout of University Students

Burhan Capri, Osman Murat Ozkendir, Berdan Ozkurt, Fazilet Karakus

Journal:

Procedia - Social and Behavioral Sciences

Year:

2012

Language:

english

File:

PDF, 630 KB

english, 2012

3

The effects of yttrium substitution in Bi-2223 superconductors

Journal:

Journal of Materials Science: Materials in Electronics

Year:

2013

Language:

english

File:

PDF, 740 KB

english, 2013

4

Structural, superconducting and mechanical properties of molybdenum substituted Bi1.8Sr2Ca1.1Cu2.1Oy

Berdan Özkurt, M. A. Madre, A. Sotelo…

Journal:

Journal of Materials Science: Materials in Electronics

Year:

2013

Language:

english

File:

PDF, 3.40 MB

english, 2013

5

Improvement of the critical current density in Bi-2223 ceramics by sodium–silver co-doping

Özkurt, Berdan

Journal:

Journal of Materials Science: Materials in Electronics

Year:

2014

Language:

english

File:

PDF, 953 KB

english, 2014

6

The Mechanical Properties of Y-Doped Bi-2223 Superconductors

Özkurt, Berdan

Journal:

Journal of Superconductivity and Novel Magnetism

Year:

2013

Language:

english

File:

PDF, 486 KB

english, 2013

7

The influence of WO3nano-particle addition on the structural and mechanical properties of Bi1.8Sr2Ca1.1Cu2.1Oyceramics

Journal:

Journal of Materials Science: Materials in Electronics

Year:

2013

Language:

english

File:

PDF, 856 KB

english, 2013

8

Effect of metallic Ag on the properties of Bi-2212 ceramic superconductors

Berdan Özkurt, M. A. Madre, A. Sotelo…

Journal:

Journal of Materials Science: Materials in Electronics

Year:

2013

Language:

english

File:

PDF, 758 KB

english, 2013

9

Enhancement in superconducting transition temperature and Jcvalues in Na-doped Bi2Sr2Ca1Cu2−xNaxOysuperconductors

Journal:

Journal of Materials Science: Materials in Electronics

Year:

2013

Language:

english

File:

PDF, 722 KB

english, 2013

10

Physical, magnetic and mechanical properties of Bi-2212 superconductors prepared by high pelletization pressure

Ersin Aytekin, M., Özkurt, Berdan, Sugözü, İlker

Journal:

Journal of Materials Science: Materials in Electronics

Year:

2015

Language:

english

File:

PDF, 1.15 MB

english, 2015

11

Effect of Yb substitution in Bi-2212 ceramics prepared by laser floating zone technique

Özkurt, Berdan, Özçelik, B., Madre, M. A., Sotelo, A., Diez, J. C.

Journal:

Journal of Materials Science: Materials in Electronics

Year:

2015

Language:

english

File:

PDF, 1.31 MB

english, 2015

12

Enhancement of superconducting properties of Bi-2212 ceramics by vanadium–sodium co-doping

Çalış, Murat, Özkurt, Berdan, Aytekin, M. Ersin, Gün, Esen, Kır, M. Ebru, Öztornacı, Uğur

Journal:

Journal of Materials Science: Materials in Electronics

Year:

2016

Language:

english

File:

PDF, 1.32 MB

english, 2016

13

Effect of nano-sized metallic Au additions at large scale on the phase stability of Bi-2212 ceramics

Özkurt, Berdan

Journal:

Journal of Materials Science: Materials in Electronics

Year:

2019

Language:

english

File:

PDF, 1.87 MB

english, 2019

14

Thermoelectric power and thermal conduction studies on the Nd substituted BPSCCO (2234) superconductors

Berdan Özkurt, Bekir Özçelik, Kerim Kıymaç, M. Ali Aksan, M. Eyyüphan Yakıncı

Journal:

Physica C: Superconductivity

Year:

2007

Language:

english

File:

PDF, 680 KB

english, 2007

15

Thermoelectric Power and Thermal Conduction Studies on the Gd Substituted BPSCCO (2234) Superconductors

Berdan Özkurt, Ahmet Ekicibil, M. Ali Aksan, Bekir Özçelik, M. Eyyüphan Yakinci, Kerim Kiymaç

Journal:

Journal of Low Temperature Physics

Year:

2007

Language:

english

File:

PDF, 274 KB

english, 2007

16

Structural and Physical Properties of Nd Substituted Bismuth Cuprates Bi1.7Pb0.3−xNdxSr2Ca3Cu4O12+y

Berdan Özkurt, Ahmet Ekicibil, M. Ali Aksan, Bekir Özçelık, M. Eyüphan Yakıncı, Kerim Kiymaç

Journal:

Journal of Low Temperature Physics

Year:

2007

Language:

english

File:

PDF, 870 KB

english, 2007

17

Effect of Nd-Substitution on Thermally Activated Flux Creep in the Bi1.7Pb0.3−xNdxSr2Ca3Cu4O12+ySuperconductors

Berdan Özkurt, Bekir Özçelik

Journal:

Journal of Low Temperature Physics

Year:

2009

Language:

english

File:

PDF, 457 KB

english, 2009

18

Relationship Between Growth Speed, Microstructure, Mechanical and Electrical Properties in Bi-2212/Ag Textured Composites

Özkurt, Berdan, Madre, M. A., Sotelo, A., Eyyüphan Yakıncı, M., Özçelik, Bekir

Journal:

Journal of Superconductivity and Novel Magnetism

Year:

2012

Language:

english

File:

PDF, 691 KB

english, 2012

19

Effects of Ni Substitution in Bi-2212 Superconductors

Özkurt, Berdan

Journal:

Journal of Superconductivity and Novel Magnetism

Year:

2012

Language:

english

File:

PDF, 774 KB

english, 2012

20

Modification of physical and structural properties of Bi1.8Pb0.4Sr2Ca2.2Cu3Oy ceramics induced by annealing

Özkurt, Berdan, Madre, M.A., Sotelo, A., Diez, J.C.

Journal:

Physica B: Condensed Matter

Year:

2013

Language:

english

File:

PDF, 2.04 MB

english, 2013

21

The Influence of Postannealing on Structural and Superconducting Properties of Bi-2212 Ceramics

Berdan Özkurt, M. A. Madre, A. Sotelo…

Journal:

Journal of Superconductivity and Novel Magnetism

Year:

2013

Language:

english

File:

PDF, 712 KB

english, 2013

22

Relationship Between Growth Speed and Magnetic Properties in Bi-2212/Ag Textured Composites

Berdan Özkurt, M. A. Madre, A. Sotelo…

Journal:

Journal of Superconductivity and Novel Magnetism

Year:

2013

Language:

english

File:

PDF, 590 KB

english, 2013

23

Nickel substitution effect on superconducting properties of Bi-2212 ceramics

Özkurt, Berdan

Journal:

Journal of Alloys and Compounds

Year:

2013

Language:

english

File:

PDF, 3.26 MB

english, 2013

24

The Influence of Na Addition on the Mechanical Properties of Bi-2212 Superconductors

Özkurt, Berdan

Journal:

Journal of Superconductivity and Novel Magnetism

Year:

2014

Language:

english

File:

PDF, 1.03 MB

english, 2014

25

A Significant Enhancement inJcValues Through Excessive Na Doping in Bi2Sr2Ca1Cu2−xNaxOySuperconductors

Özkurt, Berdan

Journal:

Journal of Superconductivity and Novel Magnetism

Year:

2015

Language:

english

File:

PDF, 3.50 MB

english, 2015

26

Observation of magnetocaloric effect in the LaMn 1.9 Fe 0.1 Si 2 compound at low fields in the vicinity of phase transition around room temperature

Nane, Onur, Ağil, Hasan, Özkurt, Berdan, Özçelik, Bekir, Gencer, Ali

Journal:

Journal of Physics Conference Series

Year:

2009

Language:

english

File:

PDF, 364 KB

english, 2009

27

The effect of K-na co-doping on the formation and particle size of bi-2212 phase

Kir, M. Ebru, Özkurt, Berdan, Aytekin, M. Ersin

Journal:

Physica B: Condensed Matter

Year:

2016

Language:

english

File:

PDF, 768 KB

english, 2016

28

The effect of different dwell times at a constant pelletization pressure of 6 GPa on superconducting properties of Bi1.8Sr2Ca1.1Cu2.1Oy ceramics

Aytekin, M. Ersin, Özkurt, Berdan, Sugözü, K. Banu, Köse, Ercan, Sugözü, İlker

Journal:

Journal of Materials Science: Materials in Electronics

Year:

2016

Language:

english

File:

PDF, 1.34 MB

english, 2016

29

The effect of nano-sized metallic Au addition on structural and magnetic properties of Bi1.8Sr2 AuxCa1.1Cu2.1Oy (Bi-2212) ceramics

ÖZTORNACI, Uğur, ÖZKURT, Berdan

Journal:

Ceramics International

Year:

2017

Language:

english

File:

PDF, 995 KB

english, 2017

30

The effect of different dwell times in the ball milling process on the superconducting properties of Bi1.8Sr2Ca1.1Cu2.1Oy (Bi-2212) ceramics

Özkurt, Berdan, Aytekin, M. Ersin

Journal:

Journal of Materials Science: Materials in Electronics

Year:

2017

Language:

english

File:

PDF, 1.71 MB

english, 2017

31

Structural, Electric and Magnetic Properties of Bi2Sr2Ag 0 . 0 3 Ca1Cu2O y Ceramics Modified by Post-annealing

Özkurt, Berdan

Journal:

Journal of Superconductivity and Novel Magnetism

Year:

2017

Language:

english

File:

PDF, 1.41 MB

english, 2017

32

Improving thermoelectric properties of Ca3Co4O9+δ through both Na doping and K addition at optimal values

Özkurt, Berdan, Aytekin, M. Ersin, Madre, M. A., Sotelo, A., Torres, M. A.

Journal:

Journal of Materials Science: Materials in Electronics

Year:

2019

Language:

english

File:

PDF, 1.68 MB

english, 2019

33

The Influence of Nano-Sized SnO2 Doping on Physical and Magnetic Properties of the Bi2Sr2-x(SnO2)xCa1Cu1.75Na0.25Oy Superconductors

Aytekin, Mehmet Ersin, Özkurt, Berdan

Journal:

Journal of Superconductivity and Novel Magnetism

Year:

2019

Language:

english

File:

PDF, 882 KB

english, 2019

34

The Influence of Nano-Sized SnO2 Doping on Physical and Magnetic Properties of the Bi2Sr2-x(SnO2)xCa1Cu1.75Na0.25Oy Superconductors

Aytekin, Mehmet Ersin, Özkurt, Berdan

Journal:

Journal of Superconductivity and Novel Magnetism

Year:

2019

File:

PDF, 882 KB

2019