Prof. Dr.
Numan Akdoğan
Fizik
- Telefon
- (262) 605 13 54
- E-Posta
- akdogan@gtu.edu.tr
- Web sayfası
- https://www.linkedin.com/in/numan-akdogan
- Ofis
- D Blok, 207
- Çalışma alanları
- Microfluidic chips, microlithography, microcontact printing, tactile sensing in humanoid robotics, shapeable magnetoelectronics, magnetoresistive devices, nanostructured magnetic multilayers.
- Detaylı özgeçmiş
- Curriculum Vitae.pdf
PATENTS
3) Numan Akdoğan, Mustafa Öztürk, "Multifunctional Sample Rod and Connection Station for Transport Measurements" TR Patent 2015 09253 B (21 June 2019).
2) Erdem Demirci, Numan Akdoğan, "Multifunctional Sample Holder and High Resolution Detection System for Magneto-optical Kerr Effect Measurements" TR Patent 2015 09249 B (21 June 2019)
1) Numan Akdoğan, Mustafa Öztürk, Erdem Demirci, "Liquid nitrogen and liquid helium flow measurement chamber with optical window" TR Patent 2015 17168 B (21 November 2018).
BOOK
N. Akdoğan and H. Zabel, Origin of Magnetism in Oxide-Based Diluted Magnetic Semiconductors, LAMBERT Academic Publishing (2014) [BOOK]
BOOK CHAPTER
N. Akdoğan and H. Zabel, Origin of Ferromagnetism in Co-implanted ZnO, Book chapter in Nanostructured Materials for Magnetoelectronics, B. Aktaş and F. Mikailzade (eds.), Springer Series in Materials Science 175, Springer-Verlag Berlin Heidelberg (2013) [BOOK CHAPTER]
JOURNAL ARTICLES
38) Eda Tumer, Yildirim Erbil, Numan Akdoğan, Wetting of superhydrophobic polylactic acid micropillared patterns, ACS Langmuir 38, 10052 (2022) [DOI]
37) Amir Elzwawy, Hasan Pişkin, Numan Akdoğan, Marius Volmer, Guenter Reiss, Luca Marnitz, Anastasiia Moskaltsova, Ogan Gurel and Jan-Michael Schmalhorst, Current trends in planar Hall effect sensors: evolution, optimization, and applications, J. Phys. D: Appl. Phys. 54, 353002 (2021) [DOI]
36) H. Pişkin, E. Demirci, M. Öztürk, and N. Akdoğan, Experimental determination of the orientation of tilted magnetic anisotropy by using angle-resolved Hall effect signals, J. Supercond. Nov. Magn. 34, 1435–1440 (2021) [DOI]
35) H. Pişkin and N. Akdoğan, Tuning the magnetic field sensitivity of planar Hall effect sensors by using a Cr spacer layer in a NiFe/Cr/IrMn trilayer structure, Turkish Journal of Physics 44, 554-563 (2020) [DOI]
34) E. Demirci, M. Öztürk, H. Pişkin, and N. Akdoğan, Angle-dependent inverted hysteresis loops in an exchange biased [Co/Pt]5/IrMn thin film, Journal of Superconductivity and Novel Magnetism, 33, 721-726 (2020) [DOI]
33) H. Pişkin and N. Akdoğan, Interface-induced enhancement of sensitivity in NiFe/Pt/IrMn-based planar Hall sensors with nanoTesla resolution, Sensors and Actuators A: Physical 292, 24-29 (2019) [DOI]
32) B. Özer, H. Pişkin, and N. Akdoğan, Shapeable planar Hall sensor with a stable sensitivity under concave and convex bending, IEEE Sensors Journal 19, 5493 (2019) [DOI]
31) B. Kocaman and N. Akdoğan, Reduction of shunt current in buffer-free IrMn based spin-valve structures, J. Magn. Magn. Mater. 456, 17–21 (2018) [DOI]
30) M. Öztürk and N. Akdoğan, Design of a multifunctional sample probe for transport measurements, Turkish Journal of Physics 42, 97-103 (2018) [DOI]
29) Kalengay Mbela, T. Moyo, Nadir S. E. Osman, N. Akdoğan, M. Öztürk, Magnetic studies of Mn0.2Cr1.8−xFexO3 nano oxides prepared via hydrothermal route, Journal of Materials Science: Materials in Electronics 27, 9172–9178 (2016) [DOI]
28) M. Öztürk, E. Demirci, M. Erkovan, O. Öztürk and N. Akdoğan, Coexistence of perpendicular and in-plane exchange bias using a single ferromagnetic layer in Pt/Co/Cr/CoO thin film, Europhysics Letters, 114, 17008 (2016) [DOI]
27) M. Erkovan, M. E. Aköz, M. Öztürk, E. Demirci, U. Parlak, N. Akdoğan, O. Öztürk, Probing exchange bias properties of Ptx Co1−x /Pt/CoO films, J. Supercond. Nov. Magn. 29, 163 (2016) [DOI]
26) E. Demirci, M. Öztürk, M. T. Öcal, O. Öztürk, N. Akdoğan, Investigation of spin canting phenomena in perpendicularly exchange biased Pt/Co/Pt/Cr2O3 thin films, Thin Solid Films 591, 72 (2015) [DOI]
25) N. Akdoğan, A. Yağmur, M. Özturk, E. Demirci, O. Özturk, M. Erkovan, Interface induced manipulation of perpendicular exchange bias in Pt/Co/(Pt, Cr)/CoO thin films, J. Magn. Magn. Mater. 373, 120 (2015) [DOI]
24) M. Öztürk, E. Demirci, O. Gürbüz, S. Güner, V. Valeev, F. Vagizov, R. Khaibullin, N. Akdoğan, Formation of different magnetic phases and high Curie temperature ferromagnetism in Fe57-imlanted ZnO film, J. Magn. Magn. Mater. 373, 83 (2015) [DOI]
23) B. Aktaş, F. Mikailzade, B. Rameev, N. Akdoğan, Recent advances in nanomagnetism and spintronics, J. Magn. Magn. Mater. 373, 1 (2015) [DOI]
22) G. Sadullahoğlu, B. Ertuğ, H. Gökçe, B. Altuncevahir, M. Öztürk, R. Topkaya, N. Akdoğan, M. L. Öveçoğlu and O. Addemir, The Effect of Milling Time and Sintering Temperature on Crystallization of BaFe12O19 Phase and Magnetic Properties of Ba-Hexaferrite Magnet, Acta Physica Polonica Series a 128(3):377 (2015) [DOI]
21) S. Güner, O. Gürbüz, S. Çalışkan, R. Khaibullin, V. I. Nuzhdin, M. Öztürk, N. Akdoğan, The structural and magnetic properties of Co+ implanted ZnO films, Applied Surface Science 310, 235 (2014) [DOI]
20) R. Topkaya, S. Kazan, R. Yilgin, N. Akdoğan, M. Özdemir and B. Aktaş, Ferromagnetic resonance studies of exchange biased CoO/Fe film grown on MgO substrate, J. Supercond. Nov. Magn. 27, 1503 (2014) [DOI]
19) Erdem Demirci, Mustafa Öztürk, Ekrem Sınır, Utku Ulucan, Numan Akdoğan, Osman Öztürk, Mustafa Erkovan, Temperature-dependent exchange bias properties of polycrystalline PtxCo1− x/CoO bilayers, Thin Solid Films 550, 595–601 (2014) [DOI]
18) K. Mbela, T. Moyo, J. Z. Msomi, M. Öztürk and N. Akdoğan, Synthesis and magnetic properties of Mg0.2Cr1.8-xFexO3 nanoparticles, J. Magn. Magn. Mater. 330, 159 (2013) [DOI]
17) M. Öztürk, E. Sınır, E. Demirci, M. Erkovan, O. Öztürk and N. Akdoğan, Exchange bias properties of [Co/CoO]n multilayers, J. Appl. Phys., 112, 093911 (2012) [DOI]
16) Sinan Dursun, Ramazan Topkaya, Numan Akdoğan and Sedat Alkoy, Comparison of the structural and magnetic properties of submicron barium hexaferrite powders prepared by molten salt and solid state calcination routes, Ceramics International, 38, 3801 (2012) [DOI]
15) E. Demirci, M. Öztürk, R. Topkaya, S. Kazan, N. Akdoğan, M. Obaida and K. Westerholt, Thickness and temperature dependence of exchange bias in Co/CoO bilayers, J. Supercond. and Novel Magnetism, 25, 2591 (2012) [DOI]
14) R. Topkaya, R. Yilgin, S. Kazan, N. Akdoğan, M. Obaida, H. İnam and K. Westerholt, Annealing effect on structural and magnetic properties of Cu2MnAl Heusler alloy films, J. Supercond. and Novel Magnetism, 25, 2605 (2012) [DOI]
13) M. Öztürk, E. Demirci, R. Topkaya, S. Kazan, N. Akdoğan, M. Obaida and K. Westerholt, Effect of exchange bias on magnetic anisotropies in Fe/CoO bilayers, J. Supercond. and Novel Magnetism, 25, 2597 (2012) [DOI]
12) C. Okay, B. Z. Rameev, S. Güler, R. I. Khaibullin, R. R. Khakimova, Y. N. Osin, N. Akdoğan, A. I. Gumarov, A. Nefedov, H. Zabel and B. Aktaş, Optical and magnetic properties of Ni-implanted and post-annealed ZnO thin films, Appl. Phys. A 104, 667 (2011) [DOI]
11) N. Akdoğan, S. Kazan, B. Aktaş, M. Özdemir, H. Inam, M. Obaida, J. Dudek and K. Westerholt, Field cooling-induced magnetic anisotropy in exchange biased CoO/Fe bilayer studied by ferromagnetic resonance, J. Magn. Magn. Mater. 323, 346 (2011) [DOI]
10) Y. Köseoğlu, M. Bay, M. Tan, A. Baykal, H. Sözeri, R. Topkaya and N. Akdoğan, Magnetic and dielectric properties of Mn0.2Ni0.8Fe2O4 nanoparticles synthesized by PEG-assisted hydrothermal method, J. Nanopart. Res. 13, 2235 (2011) [DOI]
9) H. He, K. Zhernenkov, M. Vadalá, N. Akdogan, D. Gorkov, R. Abrudan, B. Toperverg, H. Zabel, H. Kubota and S. Yuasa, The effect of annealing on the junction profile of CoFeB/MgO tunnel junctions, Journal of Applied Physics 108, 063922 (2010) [DOI]
8) N. Akdogan, B. Z. Rameev, S. Güler, O. Öztürk, B. Aktas, H. Zabel, R. Khaibullin and L. Tagirov, Six-fold in-plane magnetic anisotropy in Co-implanted ZnO (0001), Appl. Phys. Lett. 95, 102502 (2009) [DOI]
7) N. Akdogan, H. Zabel, A. Nefedov, K. Westerholt, H. W. Becker, S. Goek, R. Khaibullin and L. Tagirov, Dose dependence of ferromagnetism in Co-implanted ZnO, J. Appl. Phys. 105, 043907 (2009) [DOI]
6) N. Akdogan, A. Nefedov, H. Zabel, K. Westerholt, H. W. Becker, C. Somsen, S. Goek, A. Bashir, R. I. Khaibullin and L.R. Tagirov, High temperature ferromagnetism in Co-implanted TiO2 rutile, J. Phys. D Appl. Phys. 42, 115005 (2009) [DOI]
5) N. Akdogan, A. Nefedov, H.W. Becker, C. Somsen, R.I. Khaibullin, L.R. Tagirov and H. Zabel, Intrinsic room temperature ferromagnetism in Co-implanted ZnO film, J. Phys. D Appl. Phys. 41, 165001 (2008) [DOI]
4) N. Akdogan, A. Nefedov, A. Westphalen, H. Zabel, R.I. Khaibullin and L.R. Tagirov, Dose dependence of magnetism in Co-doped TiO2, Superlattices and Microstructures 41, 132 (2007) [DOI]
3) N. Akdogan, B. Z. Rameev, R. I. Khaibullin, A.Westphalen, L. R. Tagirov, B. Aktas, and H. Zabel, Anisotropic ferromagnetism in Co-implanted TiO2 rutile, J. Magn. Magn. Mater. 300, e4–e7 (2006) [DOI]
2) A. Nefedov, N. Akdogan, R.I. Khaibullin, L.R. Tagirov and H. Zabel, Spin polarization of oxygen atoms in ferromagnetic Co-doped rutile TiO2, Applied Physics Letters 89, 182509 (2006) [DOI]
1) N. Akdogan, B. Z. Rameev, L. Dorosinsky, H. Sozeri, R. I. Khaibullin, B. Aktas, L. R. Tagirov, A.Westphalen and H. Zabel, Anisotropy of ferromagnetism in Co-implanted rutile, J. Phys. Condensed Matter, 17, L359–L366 (2005) [DOI]
SCIENTIFIC REPORTS
1) A. Nefedov, N. Akdogan, R. I. Khaibullin, L. R. Tagirov and H. Zabel, Polarization of oxygen in Co-doped TiO2, BESSY ANNUAL REPORT 2005, Berlin, Germany
2) G. Nowak, A. Remhof, A. Nefedov, N. Akdogan, A. Liebing, B. Hjörvarsson1, K. Westerholt and H. Zabel, Structure characterization of H-assisted grown Fe/V superlattices, HASYLAB ANNUAL REPORT 2005, Hamburg, Germany
3) N. Akdogan, A. Nefedov, H. W. Becker, R. I. Khaibullin, L. R. Tagirov and H. Zabel, Structural characterization of cobalt implanted TiO2 rutile films, HASYLAB ANNUAL REPORT 2006, Hamburg, Germany
4) N. Akdogan, A. Nefedov, R. I. Khaibullin, L. R. Tagirov and H. Zabel, Spin polarization of oxygen atoms in cobalt-doped ZnO, BESSY ANNUAL REPORT 2006, Berlin, Germany
5) N. Akdogan, A. Nefedov, R. I. Khaibullin, L. R. Tagirov and H. Zabel, Observation of two ferromagnetic phases in Co-implanted ZnO, BESSY ANNUAL REPORT 2006, Berlin, Germany
CONFERENCE PROCEEDINGS
111) Burak Özer, Hasan Pişkin, Numan Akdoğan, Shapeable Planar Hall Sensor for Tactile Sensing Applications in Humanoid Robotics, 7th International Conference on Superconductivity and Magnetism (ICSM2020), 19-25 April 2020, Milas-Bodrum, Turkey (Invited Talk)
110) Numan Akdoğan, Recent Advances in Nanotechnology, 5th International Conference on Computational and Experimental Science and Engineering (ICCESEN 2018), 12-16 October 2018, Kemer, Antalya, Turkey (Invited Talk)
109) H. Pişkin, B. Özer, N. Akdoğan, Shapeable magnetoelectronics and magnetoresistive biosensors, SERES'18 "IV. International Ceramic, Glass, Porcelain Enamel, Glaze and Pigment Congress", 10-12 October 2018, Eskişehir, Turkey (Invited Talk)
108) B. Özer, H. Pişkin, N. Akdoğan, Planar Hall effect based biosensors on shapeable surfaces, 14th Nanoscience and Nanotechnology Conference (NanoTR-14), 22-25 September 2018, Çeşme, İzmir, Turkey (Poster)
107) H. Pişkin, N. Akdoğan, Enhancement of sensitivity in planar Hall sensors, 14th Nanoscience and Nanotechnology Conference (NanoTR-14), 22-25 September 2018, Çeşme, İzmir, Turkey (Talk)
106) B. Özer, H. Pişkin, N. Akdoğan, Shapeable planar Hall effect-based biosensors, The 3rd International Organic Electronic Material Technology Conference (OEMT2018), 20-22 September 2018, İğneada, Kırklareli, Turkey (Invited Talk)
105) Numan Akdoğan, Magnetoresistive Biosensors, Bio-Medical Applications of Magnetic Nano-Particles (M-BIO 2017), 11-12 September 2017, Gebze, Turkey (Talk)
104) Hasan Pişkin and Numan Akdoğan, Fabrication and Characterization of PHE-Based Biosensors, Bio-Medical Applications of Magnetic Nano-Particles (M-BIO 2017), 11-12 September 2017, Gebze, Turkey (Poster)
103) Numan Akdoğan, Shapeable Magnetoelectronics and Magnetoresistive Biosensors, Turkish Physical Society 33rd International Physics Congress, 6-10 September 2017, Bodrum (Invited Talk)
102) B. Kocaman and N. Akdoğan, IrMn-based spin valve structures with low shunt current, The European Conference Physics of Magnetism 2017, June 26-30, 2017, Poznań, Poland (Poster)
101) Bayram Kocaman, Numan Akdoğan, IrMn Tabanlı Manyetik Alan Sensörünün Geliştirilmesi, GTÜ FBE Lisansüstü Araştırmalar Sempozyumu, 17-18 Mayıs 2017, Gebze, Kocaeli (Talk)
102) Hasan Pişkin, Numan Akdoğan, Biyo Uygulamalar İçin Planar Hall Etkisi Sensörleri, GTÜ FBE Lisansüstü Araştırmalar Sempozyumu, 17-18 Mayıs 2017, Gebze, Kocaeli (Poster)
100) Bayram Kocaman, Numan Akdoğan, IrMn tabanlı manyetik sensörlerin tavlama sıcaklığına bağlı davranışı, Yoğun Madde Fiziği – İzmir Toplantısı, İzmir Yüksek Teknoloji Enstitüsü, 21 Nisan 2017 (Talk)
99) Şafak Gök, Hasan Pişkin, Numan Akdoğan, Biyolojik Uygulamalar İçin Manyetodirenç Etkili Planar Hall Sensörünün Geliştirilmesi, Yoğun Madde Fiziği – İzmir Toplantısı, İzmir Yüksek Teknoloji Enstitüsü, 21 Nisan 2017 (Poster)
98) Hasan Pişkin, Numan Akdoğan, Biyosensör Uygulamaları için Manyetik İnce Film Üretimi ve Karakterizasyonu, Yoğun Madde Fiziği – İzmir Toplantısı, İzmir Yüksek Teknoloji Enstitüsü, 21 Nisan 2017 (Poster)
97) Erdem Demirci, Mustafa Öztürk, Melek Türksoy Öcal, Osman Öztürk, Numan Akdoğan, Extraordinary temperature dependence of PEB in ultra-thin Co (6Å)/Pt (8Å)/Cr2O3 (0006) layered structure, 12th International Nanoscience and Nanotechnology Conference (NanoTR-12), 03-05 June 2016, Gebze, Turkey (Talk)
96) Mustafa Öztürk, Erdem Demirci, Mustafa Erkovan, Osman Öztürk and Numan Akdoğan, Simultaneous observation of perpendicular and in-plane exchange bias in Pt/Co/Cr/CoO thin film, 12th International Nanoscience and Nanotechnology Conference (NanoTR-12), 03-05 June 2016, Gebze, Turkey (Talk)
95) Mustafa Öztürk, Ahmet Yağmur, Erdem Demirci, Mustafa Erkovan, Osman Öztürk, Numan Akdoğan, Double exchange bias effect in Pt/Co/Cr/CoO thin film, 11th Nanoscience and Nanotechnology Conference (NanoTR-11), 22-25 June 2015, ODTU, Ankara, Turkey (Talk)
94) Erdem Demirci, Mustafa Öztürk, Melek Türksoy Öcal, Osman Öztürk, Numan Akdoğan, Investigation of spin canting phenomena in perpendicularly exchange biased Pt/Co/Pt/Cr2O3 thin films, 11th Nanoscience and Nanotechnology Conference (NanoTR-11), 22-25 June 2015, ODTU, Ankara, Turkey (Talk)
93) A. Canlı, E. Demirci, M. Öztürk, M. Erkovan, U. Parlak, O. Öztürk, N. Akdoğan, Thickness dependence of magnetic anisotropy and exchange bias in PtCo bilayered thin films, 11th Nanoscience and Nanotechnology Conference (NanoTR-11), 22-25 June 2015, ODTU, Ankara, Turkey (Poster)
92) Ayşe Sönmez, Mustafa Öztürk, Erdem Demirci, Mustafa Erkovan, Umut Parlak, Osman Öztürk, Numan Akdoğan, Layer number dependence of exchange bias in [Ni/Pt/CoO]x Multilayers, 11th Nanoscience and Nanotechnology Conference (NanoTR-11), 22-25 June 2015, ODTU, Ankara, Turkey (Poster)
91) Mustafa Öztürk, Ahmet Yağmur, Erdem Demirci, Mustafa Erkovan, Osman Öztürk, Numan Akdoğan, Pt/Co/Cr/CoO Çok Katlı İnce Filminde Çift Geometrili Exchange Bias Etkisi, Adım Fizik Günleri IV, 28-29 Mayıs 2015, Dumlupınar Üniversitesi, Kütahya, Turkey (Talk)
90) Erdem Demirci, Mustafa Öztürk, Melek Türksoy Öcal, Osman Öztürk, Numan Akdoğan, Pt/Co/Pt/Cr2O3 İnce Filmlerde Spin Canting Olayının İncelenmesi, Adım Fizik Günleri IV, 28-29 Mayıs 2015, Dumlupınar Üniversitesi, Kütahya, Turkey (Talk)
89) A. Canlı, E. Demirci, M. Öztürk, M. Erkovan, U. Parlak, O. Öztürk, N. Akdoğan, PtCo/CoO İnce Filmlerde PtCo Kalınlığının Manyetik Anizotropilere ve Exchange Bias Üzerine Etkisinin İncelenmesi, Adım Fizik Günleri IV, 28-29 Mayıs 2015, Dumlupınar Üniversitesi, Kütahya, Turkey (Poster)
88) Ayşe Sönmez, Mustafa Öztürk, Erdem Demirci, Mustafa Erkovan, Umut Parlak, Osman Öztürk, Numan Akdoğan, [Ni/Pt/CoO]1,2,3,4 İnce Filmlerde Kaydırma Etkisinin Tabaka Sayısına Bağlı Olarak İncelenmesi, Adım Fizik Günleri IV, 28-29 Mayıs 2015, Dumlupınar Üniversitesi, Kütahya, Turkey (Poster)
87) Ayşe Sönmez, Mustafa Öztürk, Erdem Demirci, Mustafa Erkovan, Umut Parlak, Osman Öztürk ve Numan Akdoğan, [Ni/Pt/CoO]x Çok Katlı Filmlerde Kaydırma Etkisi, 4. İzmir Yoğun Madde Fiziği – İzmir Toplantısı, 17 Nisan 2015, İzmir, Türkiye (Poster).
86) Ayşe Sönmez, Mustafa Öztürk, Erdem Demirci, Mustafa Erkovan, Umut Parlak, Osman Öztürk and Numan Akdoğan, [Ni/Pt/CoO]x Çok Katlı İnce Filmlerde Kaydırma Etkisinin İncelenmesi, 20. Yoğun Madde Fiziği Ankara Toplantısı, 26 Aralık 2014, Ankara, Türkiye (Poster)
85) Erdem Demirci, Mustafa Öztürk, Melek Türksoy Öcal, Osman Öztürk and Numan Akdoğan, Co/Pt/Cr2O3
İnce Filmlerde Exchange Bias Etkisinin Sıcaklığa Bağlı Davranışının İncelenmesi, 20. Yoğun Madde Fiziği Ankara Toplantısı, 26 Aralık 2014, Ankara, Türkiye (Poster)
84) Ayşe Canlı, Erdem Demirci, Mustafa Öztürk, Mustafa Erkovan, Umut Parlak, Osman Öztürk and Numan Akdoğan, PtCo/CoO İnce Filmlerin Yapısal ve Manyetik Özelliklerinin İncelenmesi, 20. Yoğun Madde Fiziği Ankara Toplantısı, 26 Aralık 2014, Ankara, Türkiye (Poster)
83) Mustafa Öztürk, Ahmet Yağmur, Erdem Demirci, Mustafa Erkovan, Osman Öztürk and Numan Akdoğan, Structural and magnetic properties of exchange biased Co/(Pt,Cr)/CoO thin films, 12th SESAME Users’ Meeting, November 26-27, 2014, Amman, Jordan (Poster)
82) A. Sönmez, M. Öztürk, E. Demirci, M. Erkovan, U. Parlak, O. Öztürk and N. Akdoğan, Structural and Magnetic Properties of [Ni/CoO]x Multilayers, 12th SESAME Users' Meeting, November 26-27, 2014, Amman, Jordan (Poster)
81) E. Demirci, M. Öztürk, M. Erkovan, O. Öztürk and N. Akdoğan, Temperature-dependent exchange bias properties of Pt/Co/Pt/Cr2O3 thin film, 12th SESAME Users’ Meeting, November 26-27, 2014, Amman, Jordan (Poster)
80) A. Canlı, M. Erkovan, U. Parlak, O. Öztürk, E. Demirci, M. Öztürk and N. Akdoğan, Manipulation of exchange bias in PtCo/CoO multilayers, 12th SESAME Users’ Meeting, November 26-27, 2014, Amman, Jordan (Poster)
79) N. Akdoğan, A. Yağmur, M. Öztürk, E. Demirci, O. Öztürk and M. Erkovan, Interface induced manipulation of perpendicular exchange bias in Pt/Co/(Pt,Cr)/CoO thin films, 11th International Conference on Nanosciences and Nanotechnologies (NN14), 8-11 July 2014, Thessaloniki, Greece (Talk)
78) M. Öztürk, A. Yağmur, E. Demirci, M. Erkovan, O. Öztürk and N. Akdoğan, Tuning exchange bias in Pt/Co/(Pt,Cr)/CoO thin films, 11th International Conference on Nanosciences and Nanotechnologies (NN14), 8-11 July 2014, Thessaloniki, Greece (Poster)
77) E. Demirci, M. Öztürk, M. Erkovan, O. Öztürk and N. Akdoğan, Temperature-dependent exchange bias properties of Pt/Co/Pt/Cr2O3 thin film, 11th International Conference on Nanosciences and Nanotechnologies
(NN14) 8-11 July 2014, Thessaloniki, Greece (Poster)
76) U. Parlak, E. Demirci, M. E. Aköz, M. Öztürk, N. Akdoğan, O. Öztürk, S. Tokdemir Öztürk, M. Erkovan,
Perpendicular Exchange Bias Properties of Ni/Pt/CoO Films, The European Conference Physics of Magnetism 2014 (PM’14), 23 – 27 June 2014, Poznan, Poland (Poster)
75) M. E. Aköz, E. Demirci, U. Parlak, M. Öztürk, N. Akdoğan, O. Öztürk, M. Erkovan, Investigation of Exchange Bias Effect for PtxCo1-x/CoO Bilayer Thin Films by Pt Concentration, The European Conference Physics of Magnetism 2014 (PM’14), 23 – 27 June 2014, Poznan, Poland (Poster)
74) M. E. Aköz, U. Parlak, E. Demirci, M. Öztürk, N. Akdoğan, O. Öztürk, M. Erkovan, Exchange Bias Properties of PtxCo1-x/CoO Bilayer Thin Films, NanoTR10, 17 – 21 June 2014, Yeditepe University, İstanbul, Turkey (Poster)
73) A. Canlı, M. Erkovan, U. Parlak, O. Öztürk, E. Demirci, M. Öztürk and N. Akdoğan, Tuning exchange bias
in PtCo/CoO multilayers, NanoTR10, 17 – 21 June 2014, Yeditepe University, İstanbul, Turkey (Poster)
72) A. Sönmez, M. Öztürk, E. Demirci, M. Erkovan, U. Parlak, M. E. Aköz, O. Öztürk and N. Akdoğan, Exchange Bias Properties of [Ni/CoO]x Multilayers, NanoTR10, 17 – 21 June 2014, Yeditepe University, İstanbul, Turkey (Poster)
71) E. Demirci, M. Öztürk, M. Erkovan, O. Öztürk and N. Akdoğan, Temperature-dependent Exchange Bias
Properties of Pt/Co/Pt/Cr2O3 Thin Film, NanoTR10, 17 – 21 June 2014, Yeditepe University, İstanbul, Turkey (Talk)
70) M. Öztürk, A. Yağmur, E. Demirci, M. Erkovan, O. Öztürk and N. Akdoğan, Interface effects in exchange
biased Co/(Pt,Cr)/CoO thin films, NanoTR10, 17 – 21 June 2014, Yeditepe University, İstanbul, Turkey (Poster)
69) M. Erkovan, M. E. Aköz, E. Demirci, M. Öztürk, U. Parlak, N. Akdoğan, O. Öztürk, The Effect of Ni
Thickness on Exchange Bias Properties of Ni/CoO Bilayers, 2nd International Conference on Surfaces, Coating and Nanostructured Materials (NANOSMAT USA), 19 – 22 May 2014, Texas, The USA, (Poster)
68) A. Canlı, M. Erkovan, U. Parlak, O. Öztürk, E. Demirci, M. Öztürk and N. Akdoğan, Tuning exchange bias in PtCo/CoO multilayers, 4th National Crystallographic Meeting, 17-19 May 2014, Diyarbakır, Turkey (Poster)
67) Ayşe Sönmez, Mustafa Öztürk, Erdem Demirci, Mustafa Erkovan, Umut Parlak, Osman Öztürk and Numan Akdoğan, Structural and Magnetic Properties of Exchange Biased [Ni/CoO]n Multilayers, 4th National Crystallographic Meeting, 17-19 May 2014, Diyarbakır, Turkey (Poster)
66) Mustafa Öztürk, Ahmet Yağmur, Erdem Demirci, Mustafa Erkovan, Osman Öztürk and Numan Akdoğan, Structural and magnetic properties of exchange biased Pt/Co/(Pt,Cr)/CoO multilayers, 4th National Crystallographic Meeting, 17-19 May 2014, Diyarbakır, Turkey(Poster)
65) M. E. Aköz, U. Parlak, E. Demirci, M. Öztürk, N. Akdoğan, O. Öztürk, M. Erkovan, Exchange Bias Properties of PtxCo1-x/CoO Bilayer Thin Films, ICSM2014, 27 April - 02 May 2014, Antalya, Turkey (Poster)
64) A. Canlı, M. Erkovan, U. Parlak, O. Öztürk, E. Demirci, M. Öztürk and N. Akdoğan, Manipulation of perpendicular exchange bias in PtCo/CoO multilayers, ICSM2014, 27 April - 02 May 2014, Antalya, Turkey (Poster)
63) A. Sönmez, M. Öztürk, E. Demirci, M. Erkovan, U. Parlak, M. E. Aköz, O. Öztürk and N. Akdoğan, Exchange Bias Properties of [Ni/CoO]n Multilayers, ICSM2014, 27 April - 02 May 2014, Antalya, Turkey (Poster)
62) E. Demirci, M. Öztürk, E. Sınır, U. Ulucan, O.Erdemir, N. Akdoğan, O. Öztürk and M. Erkovan, Temperature-dependent exchange bias properties of polycrystalline PtxCo1-x/CoO bilayers, ICSM2014, 27 April - 02 May 2014, Antalya, Turkey (Poster)
61) M. Öztürk, A. Yağmur, E. Demirci, M. Erkovan, O. Öztürk and N. Akdoğan, Interface induced manipulation
of perpendicular exchange bias in Co/CoO thin films, ICSM2014, 27 April - 02 May 2014, Antalya, Turkey (Poster)
60) N. Akdoğan, M. Öztürk, A. Yağmur, E. Demirci, M. Erkovan and O. Öztürk, Perpendicular exchange bias in magnetic multilayers, Yoğun Madde Fiziği (YMF)-İzmir Toplantısı, 11 April 2014, İzmir, Turkey (Invited Talk)
59) E. Demirci, M. Öztürk, E. Sınır, U. Ulucan, O.Erdemir, N. Akdoğan, O. Öztürk and M. Erkovan, Temperature-dependent exchange bias properties of polycrystalline PtxCo1-x/CoO bilayers, TAC-LSUM2013, 5-7 October 2013, Ankara (Poster)
58) Mustafa Öztürk, Ekrem Sınır, Erdem Demirci, Mustafa Erkovan, Osman Öztürk and Numan Akdoğan, Exchange bias properties of [Co/CoO]n multilayers, TAC-LSUM2013, 5-7 October 2013, Ankara (Poster)
57) O. Öztürk, M. Erkovan, E. Demirci, O. Erdemir, M. Öztürk, N. Akdoğan, Exchange Bias Tuning with Temperature and Pt Ratios in PtxCo1-x/CoO Bilayer, AVS 60th International Symposium, October 27 - November 1, 2013 in Long Beach, CA, USA (Poster)
56) M. Erkovan, O. Erdemir, E. Demirci, M. Öztürk, N. Akdoğan, O. Öztürk, Tuning exchange bias properties of PtxCo1-x/CoO bilayers with Pt concentration and Temperature, ECASIA’13, 15th European Conference on Surface and Interface Analysis, 13-18 October, 2013 (Talk)
55) A. Yağmur, M. Öztürk, E. Demirci, M. Erkovan, O. Öztürk and N. Akdoğan, Manipulation of exchange bias in Pt/Co/M/CoO/Pt multilayers (M=Pt, Cr), International Conference on Nanoscale Magnetism (ICNM-2013), September 2 – 6, 2013, İstanbul, Turkey (Poster)
54) E. Demirci, M. Öztürk, E. Sınır, U. Ulucan, N. Akdoğan, O. Öztürk and M. Erkovan, Temperature-dependent exchange bias properties of polycrystalline PtxCo1-x/CoO bilayers, International Conference on Nanoscale Magnetism (ICNM-2013), September 2 – 6, 2013, İstanbul, Turkey (Poster)
53) M. Öztürk, E. Sinir, E. Demirci, M. Erkovan, O. Öztürk and N. Akdoğan, Temperature dependent studies
of exchange biased [Co/CoO]n multilayers, International Conference on Nanoscale Magnetism (ICNM-2013), September 2 – 6, 2013, İstanbul, Turkey (Poster)
52) M. Erkovan ,O. Erdemir, E. Demirci, M. Öztürk, N. Akdoğan, O. Öztürk, Exchange bias properties of polycrystalline PtxCo1-x/CoO bilayers, NanoTR9, 24 – 28 June 2013, Atatürk University, Erzurum, Turkey (Poster)
51) Ahmet Yağmur, Mustafa Öztürk, Erdem Demirci, Mustafa Erkovan, Osman Öztürk and Numan Akdoğan,
Exchange bias properties of Pt/Co/X/CoO/Pt multilayers (X=Pt, Cr), NanoTR9, 24 – 28 June 2013, Atatürk University, Erzurum, Turkey (Poster)
50) Umut Parlak, Osman Öztürk, Numan Akdoğan, Erdem Demirci, Mustafa Öztürk and Mustafa Erkovan,
Observation of Exchange Bias Effect on Different Magnetization Orientations of Ni/CoO Multilayer Thin Films, NanoTR9, 24 – 28 June 2013, Atatürk University, Erzurum, Turkey (Poster)
49) E. Demirci, M. Öztürk, E. Sınır, U. Ulucan, O.Erdemir, N. Akdoğan, O. Öztürk and M. Erkovan, Temperature-dependent exchange bias properties of polycrystalline PtxCo1-x/CoO bilayers, NanoTR9, 24 – 28 June 2013, Atatürk University, Erzurum, Turkey (Talk)
48) Mustafa Öztürk, Ekrem Sınır, Erdem Demirci, Mustafa Erkovan, Osman Öztürk and Numan Akdoğan, Exchange bias properties of [Co/CoO]n multilayers, NanoTR9, 24 – 28 June 2013, Atatürk University, Erzurum, Turkey (Talk)
47) Numan Akdoğan, Studying Spintronics Materials with Synchrotron Radiation, The 10th Materials
Day, 08-09.11.2012, Bochum, Germany (Invited Talk)
46) Ekrem Sınır, Mustafa Öztürk, Erdem Demirci, Mustafa Erkovan, Osman Öztürk and Numan Akdoğan, Structural and Exchange Bias Properties of [CoO/Co]n Magnetic Multilayers, TUCr2012, 3rd Turkish
Crystallographic Meeting, 7-9 June 2012, İzmir, Turkey (Poster)
45) Mustafa Öztürk, Erdem Demirci, Ramazan Topkaya, Sinan Kazan and Numan Akdoğan, Exchange Bias Properties of Fe/CoO Bilayers, TUCr2012, 3rd Turkish Crystallographic Meeting, 7-9 June 2012, İzmir, Turkey (Poster)
44) Numan Akdoğan, Studying Spintronics Materials with Synchrotron Radiation, TUCr2012, 7-9 June
2012, İzmir, Turkey (Invited Talk)
43) K. Mbela, J. Z. Msomi, T. Moyo, M. Ozturk and N. Akdogan, Exchange Bias in Mg0.2Cr1.8-xFexO3 Oxide, 3rd International Conference on Superconductivity and Magnetism (ICSM2012), 29 April – 4 May 2012, İstanbul, Turkey (Poster)
42) P. S. Mkwae, J. Z. Msomi, T. Moyo, M. Ozturk and N. Akdogan, Structural and Magnetic Properties of MgCexFe2-xO4 Nanoferrites, 3rd International Conference on Superconductivity and Magnetism (ICSM2012), 29 April – 4 May 2012, İstanbul, Turkey (Poster)
41) J. Z. Msomi, T. A. Nhlapo, T. Moyo, M. Ozturk, N. Akdogan and J. J. Dolo, Structural and Magnetic Changes Induced by High Energy Ball Milling of CdFe2O4 Oxide, 3rd International Conference on Superconductivity and Magnetism (ICSM2012), 29 April – 4 May 2012, İstanbul, Turkey (Poster)
40) Numan Akdoğan, Studying Spintronics Materials with Synchrotron Radiation, SESAME Users Meeting, 12 November 2011, Amman, Jordan (Invited Talk)
39) Numan Akdoğan, Investigation of Diluted Magnetic Semiconductors with Synchrotron Radiation, First International Workshop on Machine and Research Aspects of the Proposed Turkish Light Sources, 4-6 July 2011, İstanbul, Turkey (Talk)
38) Erdem Demirci, Ramazan Topkaya, Mustafa Öztürk, Mohamed Obaida, Kurt Westerholt, Sinan Kazan, Numan Akdoğan, Thickness and temperature dependence of exchange bias in Co/CoO bilayers, 7. Türkiye Nanobilim ve Nanoteknoloji Konferansı, 27 Haziran-1 Temmuz 2011, İstanbul, Turkey (Poster)
37) Mustafa Öztürk, Erdem Demirci, Ramazan Topkaya, Mohamed Obaida, Kurt Westerholt, Sinan Kazan, Numan Akdoğan, Thickness Dependent Magnetic Properties of Fe/CoO Bilayers, 27. Türkiye Nanobilim ve Nanoteknoloji Konferansı, 27 Haziran-1 Temmuz 2011, İstanbul, Turkey (Poster)
36) Numan Akdoğan, Mustafa Öztürk, Erdem Demirci, Ramazan Topkaya, Sinan Kazan, Thickness and temperature dependence of exchange-bias in Fe/CoO bilayers, Advances in Applied Physics and Materials
Science Congress 2011, May 12-15, 2011, Kemer-Antalya, Turkey (Talk)
35) S. Alkoy, M. Y. Kaya, N. Akdoğan, Investigation of grain orientation and texture formation in piezoelectric ceramics induced by a strong magnetic field, 7th International Workshop on Piezoelectric Materials and Applications in Actuators 2010, October 10th - 13th 2010, Antalya, Turkey (Poster)
34) S. Dursun, R. Topkaya, N. Akdoğan, S. Alkoy, Comparison of the structural and magnetic properties of submicron barium hexaferrite powders prepared by molten salt and conventional synthesis routes, International Conference on Nanoscale Magnetism ICNM-2010, September 28 - October 2, 2010, Gebze, Turkey (Poster)
33) N. Akdoğan, B. Rameev, S. Güler, O. Öztürk, B. Aktaş, H. Zabel, R. Khaibullin, L. Tagirov, Six-fold in-plane magnetic anisotropy in Co-implanted ZnO, International Conference on Nanoscale Magnetism ICNM-2010, September 28 - October 2, 2010, Gebze, Turkey (Talk)
32) E. Billor, R. Topkaya, N. Akdoğan, M. Özdemir, S. Budak, S. Güner, Magnetic properties of monolayer CoxSb1-x thin films, International Conference on Nanoscale Magnetism ICNM-2010, September 28 - October 2, 2010, Gebze, Turkey (Poster)
31) M. Öztürk, R. Topkaya, M. Özdemir, M. Obaida, K. Westerholt, S. Kazan, N. Akdoğan, Temperature dependent FMR studies of exchange biased Fe/CoO bilayers, International Conference on Nanoscale Magnetism ICNM-2010, September 28 - October 2, 2010, Gebze, Turkey (Poster)
30) E. Demirci, R. Topkaya, M. Özdemir, M. Obaida, K. Westerholt, S. Kazan, N. Akdoğan, Magnetic properties of exchange-biased Co/CoO bilayers, International Conference on Nanoscale Magnetism ICNM-2010, September 28 - October 2, 2010, Gebze, Turkey (Poster)
29) R. Topkaya, N. Akdoğan, R. Yilgin, S. Kazan, M. Özdemir, J. Dudek, M. Obaida, H. Inam, K. Westerholt, Structural and magnetic properties of Cu2MnAl heusler films, International Conference on Nanoscale Magnetism ICNM-2010, September 28 - October 2, 2010, Gebze, Turkey (Poster)
28) B. Z. Rameev, N. Akdoğan, S. Güler, O. Öztürk, B. Aktaş, H. Zabel, R. Khaibullin, L. Tagirov, FMR studies of Co-implanted ZnO films, International Conference on PHYSICS-2010, 30 June – 2 July 2010, Baku, Azerbaijan (Talk)
27) N. Akdoğan, S. Kazan, B. Aktaş, M. Özdemir, H. İnam, J. Dudek, M. Obaida, K. Westerholt, Field cooling-induced magnetic anisotropy in exchange biased CoO/Fe bilayer studied by ferromagnetic resonance, NanoTR6 2010, İzmir, Turkey (Talk)
26) E. Demirci, R. Topkaya, M. Özdemir, M. Obaida, K. Westerholt, S. Kazan, N. Akdoğan, Exchange-bias effect in Co/CoO bilayers studied by ferromagnetic resonance, NanoTR6 2010, İzmir, Turkey (Poster)
25) S. Gök, R. Topkaya, S. Kazan, N. Akdoğan, M. Özdemir, M. Obaida, K. Westerholt, Investigation of thickness dependent magnetic anisotropies in FeCo alloys, NanoTR6 2010, İzmir, Turkey (Poster)
24) R. Topkaya, N. Akdoğan, R. Yilgin, S. Kazan, M. Özdemir, J. Dudek, M. Obaida, H. Inam, Kurt Westerholt, The effect of annealing temperature on magnetic properties of Cu2MnAl heusler films, NanoTR6 2010, İzmir,
Turkey (Poster)
23) M. Öztürk, R. Topkaya, M. Özdemir, M. Obaida, K. Westerholt, S. Kazan, N. Akdoğan, Effect of exchange bias on magnetic anisotropies in Fe/CoO bilayers, NanoTR6 2010, İzmir, Turkey (Poster)
22) N. Akdogan, ZnO-based diluted magnetic semiconductors for spintronic applications, International Conference on Superconductivity and Magnetism (ICSM 2010), 25–30 April 2010, Antalya, Turkey (Invited Talk)
21) B. Rameev, N. Akdogan, B. Aktaş and R. I. Khaibullin, FMR studies of local magnetic properties of thin
films for spintronics, 13th European Conference on Applications of Surface and Interface Analysis (ECASIA’09), Antalya, Turkey (Poster)
20) N. Akdogan, Intrinsic room temperature ferromagnetism in Co-implanted ZnO, International Workshop on Advances in Spintronic Materials: Theory and Experiment, November 26-28, 2008, Duisburg, Germany (Invited Talk)
19) R. Khaibullin, L. Tagirov, V. Bazarov, S. Ibragimov, I. Faizrakhmanov, N. Akdogan, A. Nefedov, H. Zabel, A. Mackova and V. Hnatowicz, Ferromagnetic semiconducting material based on rutile (TiO2) implanted with cobalt ions, 16th International Conference on Ion Beam Modification of Materials (IBMM 2008), 31 August-5 September 2008, Dresden, Germany (Poster)
18) N. Akdogan, A. Nefedov, K. Westerholt, R. Khaibullin, L. Tagirov and H. Zabel, Origin of room temperature ferromagnetism in Co-implanted TiO2, International Conference on Superconductivity and Magnetism (ICSM 2008), 25-29 August 2008, Side-Antalya, Turkey (Talk)
17) S. Kazan, R. Yilgin, N. Akdogan, M. Obaida, H. Inam, K. Westerholt, M. Özdemir and B. Aktas, Ferromagnetic resonance study of CoO/Fe/MgO bilayer, International Conference on Superconductivity and Magnetism (ICSM 2008), 25-29 August 2008, Side-Antalya, Turkey (Talk)
16) R. Khaibullin, L. Tagirov, V. Bazarov, Sh. Ibragimov, A. A. Achkeev, I. Faizrakhmanov, N. Akdogan, A. Nefedov, H. Zabel, A. Mackova and V. Hnatowicz, Ion-beam synthesis of ferromagnetic semiconductor by cobalt implantation of single crystalline rutile (TiO2), Moscow International Symposium on Magnetism (MISM 2008), 20-25 June 2008, Moscow, Russia (Talk)
15) B. Aktas, S. Kazan, R. Yilgin, N. Akdogan, Applications of Nanostructured Magnetic Materials, Nanoscience and Nanotechnology Conference (NanoTRIV), 09-13 June 2008, Istanbul, Turkey (Talk)
14) S. Kazan, R. Yilgin, N. Akdogan, M. Obaida, H. Inam, K. Westerholt, M. Özdemir and B. Aktas, Magnetic anisotropies of nanostructured CoO/Fe/MgO bilayer, Nanoscience and Nanotechnology Conference (NanoTRIV), 09-13 June 2008, Istanbul, Turkey (Talk)
13) N. Akdogan, A. Nefedov, K. Westerholt, R. Khaibullin, L. Tagirov and H. Zabel, Intrinsic room temperature
ferromagnetism in Co-implanted ZnO, Nanoscience and Nanotechnology Conference (NanoTRIV), 09-13 June 2008, Istanbul, Turkey (Talk)
12) N. Akdogan, A. Nefedov, H. W. Becker, R. I. Khaibullin, L. R. Tagirov and H. Zabel, Magnetic and structural
properties of Co-implanted ZnO films, DPG Meeting 2007 (MA), Regensburg, Germany (Poster)
11) N. Akdogan, A. Nefedov, H. W. Becker, R. I. Khaibullin, L. R. Tagirov and H. Zabel, Structural properties of
cobalt implanted TiO2 rutile films, DPG Meeting 2007 (DS), Regensburg, Germany (Poster)
10) H. Zabel, N. Akdogan, B. Aktas, R. Khaibullin, A. Nefedov, B. Rameev, L. Tagirov and A. Westphalen, Magnetic Properties of Spintronic Materials, Eg-MRS 2006, Alexandria, Egypt (Invited Talk)
9) A. Nefedov, N. Akdogan, R.I. Khaibullin, L.R. Tagirov, H. Zabel, X-ray Resonant Magnetic Scattering on
Diluted Magnetic Semiconductors, 9th International Conference on Surface X-ray and Neutron Scattering, Jul 16th-20th, 2006, Taipei, Taiwan (Talk)
8) A. Nefedov, N. Akdogan, R. Khaibullin, L. Tagirov, and H. Zabel, X-ray Resonant Magnetic Scattering on
Diluted Magnetic Semiconductors, Deutsche Tagung für Forschung mit Synchrotronstrahlung, Neutronen und Ionenstrahlen an Großgeräten, Oct 4th-6th, 2006, Freie Hansestadt Hamburg (Talk)
7) B. Aktaş, N. Akdogan, B.Z. Rameev, R.I. Khaibullin, L.R. Tagirov, and H. Zabel, Anisotropic ferromagnetism in the magnetic ion implanted TiO2 rutile, International Conference on Advances in Nanostructured Materials, Processing-Microstructure-Properties, NANOVED 2006 – NENAMAT, May 14 – 17, 2006, Stará Lesná, The High Tatras, Slovak Republic (Talk)
6) N. Akdogan, B. Rameev, L. Dorosinsky, H. Sozeri, R. Khaibullin, B. Aktas, L. Tagirov, A. Nefedov, A. Westphalen, and H. Zabel, Ferromagnetism and magnetic anisotropy in Co-implanted TiO2, DPG Meeting 2006 (HL), Dresden, Germany (Talk)
5) A. Nefedov, N. Akdogan, A. Westphalen, R. I. Khaibullin, L. R. Tagirov and H. Zabel, Observation of two
ferromagnetic phases in Co-doped rutile TiO2, DPG Meeting 2006 (MA), Dresden, Germany (Talk)
4) B. Aktaş, N. Akdogan, B.Z. Rameev, L. Dorosinsky, H. Sozeri, R.I. Khaibullin, L.R. Tagirov, A. Westphalen, and H. Zabel, The influence of crystallographic orientation of substrate on ferromagnetism of Co-implanted TiO2 rutile, International Conference on Nanoscale Magnetism, July 3-7, 2005, Gebze, Turkey (Talk)
3) N. Akdogan, B. Z. Rameev, R. I. Khaibullin, A. Westphalen, L. R. Tagirov, B. Aktas, and H. Zabel, Anisotropic ferromagnetism in Co-implanted TiO2 rutile, Moscow International Symposium on Magnetism, June 25-30, 2005, p.534, Moscow, Russia, (Poster)
2) A. Nefedov, N. Akdogan, H. W. Becker and H. Zabel, ZnO-based Diluted Magnetic Semiconductors, DPG Meeting 2005 (HL), 08.03.2005, Berlin, Germany (Talk)
1) N. Akdogan, A. Nefedov, H. W. Becker and H. Zabel, Structural and magnetic properties of Co-implanted ZnO films, DPG Meeting 2005 (MA), Berlin, Germany (Poster)
Alumni (Mezunlar)
13) Davut Yıldırım (Engineer, İstanbul, Türkiye)
12) Kübra Gökmen (Engineer, İstanbul, Türkiye)
11) Dr. Hasan Pişkin (PostDoc, Boğaziçi University, Türkiye)
10) Dr. Bayram Kocaman (PostDoc, Boğaziçi University, Türkiye)
9) Burak Özer (PhD Student, IFW Dresden, Germany)
8) Dr. Selahattin Çelik (Teacher, High School, İstanbul,Türkiye)
7) Dr. Ekrem Sınır (Specialist, TÜBİTAK UME,Türkiye)
6) Ayşe Sönmez (PhD Student, Department of Physics, Gebze Technical University, Türkiye)
5) Ayşe Canlı (Germany)
4) Dr. Ahmet Yağmur (PostDoc, University of Leeds, England)
3) Utku Ulucan (PhD Student, Materials Science and Engineering, İzmir Institute of Technology, Türkiye)
2) Dr. Erdem Demirci (Assoc. Prof., Department of Physics, Gebze Technical University, Türkiye)
1) Dr. Mustafa Öztürk (Assoc. Prof., Department of Physics, Gebze Technical University, Türkiye)
PhD Theses (Completed)
6) Dr. Hasan Pişkin (24.02.2020), NiFe/X/IrMn (X: Cu, Cr, Pt)-Tabanlı Planar Hall Etkisi Sensörlerinin Üretilmesi ve Karakterizasyonu.
5) Dr. Bayram Kocaman (22.11.2018), Reduction of shunt current in IrMn-based spin-valve
structures.
4) Dr. Selahattin Çelik (08.11.2017), Investigation of exchange bias effect in perpendicularly magnetized ferromagnetic thin films.
3) Dr. Ekrem Sınır (21.09.2017), Structural and magnetic properties of exchanged biased Co/CoO multilayers.
2) Dr. Erdem Demirci (27.07.2016), Investigation of exchange bias in Cr2O3 based magnetoelectric materials.
1) Dr. Mustafa Öztürk (27.07.2016), Electrical field control of exchange bias in Co/CoO based thin films.
MSc Theses (Completed)
9) Davut Yıldırım (23.02.2023), Fabrication of a microfluidic device for lung-on-a-chip applications.
8) Kübra Gökmen (07.08.2022), Optimization of a microfluidic chip design for nerve cells and their microenvironment studies (Boğaziçi Üniversitesi Biyomedikal Mühendisliği'nden Doç. Dr. Özgür Kocatürk ile birlikte.)
7) Burak Özer (26.10.2018), Planar Hall etkisine dayalı biyosensörlerin şekillendirilebilir yüzeylere büyütülmesi.
6) Ayşe Canlı (22.07.2015), PtCo/CoO İnce Filmlerin Manyetik özelliklerinin PtCo Kalınlığına Bağlı Olarak İncelenmesi.
5) Ayşe Sönmez (22.07.2015), [Ni/CoO]x Çok Katlı İnce Filmlerin Yapısal ve Manyetik Özelliklerinin İncelenmesi.
4) Ahmet Yağmur (01.07.2013), Çok katlı ince filmlerde (Pt/Co/Pt/CoO) kaydırma (exchange bias) etkisi.
3) Utku Ulucan (03.07.2012), PtCo/CoO ince filmlerde kaydırma (exchange bias) etkisi.
2) Erdem Demirci (26.01.2011), CoO/Co manyetik ince filmlerde kaydırma (exchange bias) etkisi.
1) Mustafa Öztürk (17.01.2011), Manyetik malzemelerde (Fe/CoO) kaydırma (exchange bias) etkisi, Yrd. Doç. Dr. İlker Cenik ile birlikte.
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Doktora: Ruhr-Universität Bochum (Germany), Institute for Experimental Physics/Condensed Matter Physics (2008)
Thesis: Origin of ferromagnetism in oxide-based diluted magnetic semiconductors
Supervisor: Prof. Dr. Dr. h. c. Hartmut Zabel -
Yüksek lisans: Yıldız Technical University (Türkiye), Department of Physics (2004)
Thesis: Magneto-optical measurements of thin films
Supervisor: Assoc. Prof. Dr. Mehmet Şirin -
Lisans: Yıldız Technical University (Türkiye), Department of Physics (2001)
Thesis: Neutron activation analysis
Supervisor: Assoc. Prof. Dr. Mehmet Şirin
(2021 - 2024)
Special Issue Guest Editor
Journal of Magnetism and Magnetic Materials
SI: Nanomagnetism and Spintronics (2015)
INVITED LECTURES
1) Diluted Magnetic Semiconductors for Spintronic Device Applications, International Spring School & Educational Courses, 20-25 April 2010, Porto Bello Hotel, Antalya, Turkey
2) Applications of X-rays in characterizing new materials, International Henry Moseley X-Ray Science Summer School and Workshop June 14-23, 2012, Turunç, Marmaris, Turkey
3) Basics of Magnetism, Spring School & Educational Courses (SSEC) on Superconductivity and Magnetism, 21-26 April 2014, Kervansaray Lara, Antalya, Turkey
4) Applications of Nanomagnetism and Spintronics, Spring School & Educational Courses (SSEC) on Superconductivity and Magnetism, 21-26 April 2014, Kervansaray Lara, Antalya, Turkey
INVITED SEMINARS
Microfluidic Systems for Disease Detection and Organ-on-Chip Applications, Department of Physics and Chemistry, DGIST (Daegu Gyeongbuk Institute of Science and Technology), Republic of Korea, 08.08.2023
Shapeable Planar Hall Sensor, Department of Physics and Chemistry, DGIST (Daegu Gyeongbuk Institute of Science and Technology), Republic of Korea, 01.08.2023
Türkiye’de Çip Sanayisi Mümkün Mü? Kocaeli Kent Konseyi Yönetim Kurulu Toplantısı, 23.02.2022
Mikro/Nano Aygıtlardaki Son Gelişmeler ve Türkiye’nin Bu Yarıştaki Durumu, Kocaeli Kent Konseyi Gençlik Meclisi Kış Kampı, 19.12.2021
Mikro/Nano Aygıtlardaki Son Gelişmeler, Kabataş Erkek Lisesi, 02.02.2021
Mikro/Nano Aygıtlardaki Son Gelişmeler, Yücel Boru Fen Lisesi Kariyer Günleri, 19.02.2020
Nanoteknolojideki Son Gelişmeler, Bayrampaşa Üniversite Hazırlık Öğrencileri, 22.03.2019
Nanoteknolojideki Son Gelişmeler, Kocaeli Fen Lisesi, 30.11.2018
Nanoteknolojideki Son Gelişmeler, Boğaziçi Üniversitesi Öğrencileri, 02.11.2018
Nanobiyoteknoloji ve Biyosensörler, Düzce Üniversitesi, Biyomedikal Mühendisliği Günleri, 08.05.2018
Nanoteknoloji, Üsküdar Çocuk Üniversitesi, İstanbul, 24.04.2018
Nanoteknoloji ve Biyo Uygulamaları, Hisar Hospital Intercontiental, İstanbul, 18.04.2018
Nanoteknoloji ve İnovasyon, KYK AR-GE İnovasyon (Yapay Zeka) Kampı, Kocaeli, 15.01.2018
Kazan Federal University, Department of Physics, Tatarstan, 27.06.2012
Kocaeli University, Nanotechnology Days, 08.05.2011
Sabanci University, Department of Physics, 29.12.2010
Boğaziçi University, Department of Physics, 24.11.2010
Yildiz Technical University, Department of Physics, 27.10.2010
Afyon Kocatepe University, ADIM Physics Day, 21.05.2010
Bilkent University, Department of Physics, UNAM, 08.01.2010
Istanbul Technical University, Department of Physics, 25.04.2008
INTERNATIONAL MEMBERSHIPS
1.Helmholtz-Zentrum Berlin für Materialien und Energie GmbH (Berlin, Germany)
2.The Hamburger Synchrotronstrahlungslabor (HASYLAB) at Deutsches Elektronen-Synchrotron (DESY) (Hamburg, Germany)
3.Dortmunder ELekTronenspeicherring-Anlage (DELTA) (Dortmund, Germany)
4.DAAD-RISE (Research Internships in Science and Engineering) (Bonn, Germany)
5.International Max Planck Research School for Surface and Interface Engineering in Advanced Materials (IMPRS-SurMat) (Düsseldorf, Germany)
RESEARCH PROJECTS
TÜBİTAK 1512 BİGG Project (2022-2023), Turkey
Project Number: 2211043
N. Akdoğan
Project Title: UV Litografi Cihazı Tasarımı ve Üretimi
TÜBİTAK 3501 Project (2021-2024), Turkey
Project Number: 121E428
A. Akpek, M. T. Öztürk, N. Akdoğan
Project Title: Tümleşik Bir Çip Üstü Kardiyovasküler Sistem Platformunun Tasarımlanması Ve Geliştirilmesi
TÜBİTAK 1001 Project (2021-2023), Turkey
Project Number: 120M992
N. A. Gengeç, N. Akdoğan, R. Z. Y. Şahin
Project Title: Dış Uyaranlara Duyarlı Grafen ve Grafen Bazlı Kaygan Sıvı Emdirilmiş Gözenekli Yüzeylerin (SLIPS) Üretimi ve Akıllı Malzeme Performanslarının Belirlenmesi
TÜBİTAK 1001 Project (2017-2020), Turkey
Project Number: 116F083
N. Akdoğan, L. Çolakerol Arslan
Project Title: Exchange Bias Tabanlı Planar Hall Etkisi (PHE) Sensörlerinin Üretilmesi Ve Karakterizasyonu
TÜBİTAK 1000 Project (2016-2018), Turkey
Project Number: 115R110
N. Akdoğan
Project Title: Gebze Teknik Üniversitesi Ar-Ge Strateji Belgesi (Manyetik Malzemeler ve Teknolojik Uygulamaları)
TÜBİTAK 1001 Project (2013-2018), Turkey
Project Number: 112T857
N. Akdoğan, S. Kazan, F.Yıldız
Project Title: Electrical field manipulation of exchange bias in perpendicularly magnetized Pt/Co/CoO and Pt/Co/IrMn thin films
TÜBİTAK 1001 Project (2011-2014), Turkey
S. Güner, B. Ünal, S. Çalışkan, N. Akdoğan
Project Title: Theoretical and Experimental Investigations of Spin Injection and Rashba Effect in Ferromagnetic Metal Implanted ZnO Heterostructures
TÜBİTAK - RFBR Joint Project (2010-2012), Turkey-Russia
Project Number: 209T061
B. Aktaş, F. Mikailzade, B. Rameev, N. Akdoğan
Project Title: Development of layered and composite magnetic nanostructured materials for spintronic applications.
Gebze Teknik Üniversitesi BAP (2018-A-102-14)
N. Akdoğan
Project Title: Üç Tabakalı NiFe/Pt/IrMn Yapısında Pt Kalınlığının Sensör Hassasiyetine Etkisi
Gebze Teknik Üniversitesi BAP (2016-A-06)
N. Akdoğan
Project Title: Planar Hall etkisi sensörlerinde hassasiyetin antiferromanyetik tabakanın kalınlığına bağlı olarak incelenmesi
Gebze Teknik Üniverstesi BAP (2014-A-14)
N. Akdoğan
Project Title: Pt/Co/IrMn ince filmlerin yapısal ve manyetik özelliklerinin incelenmesi
BESSY Project (12.03-18.03.2007), Germany
Project Number: 2007_1_60789
A. Nefedov, H. Zabel, N. Akdogan, S. Buschhorn, E. Kravtsov
Project Title: Application of soft x-ray resonant scattering to study charge-density waves in Cr/V multilayers.
BESSY Project (04.12-11.12.2006), Germany
Project Number: 2006_2_60384
A. Nefedov, H. Zabel, N. Akdogan
Project Title: Coexistence of ferromagnetism and antiferromagnetism in Fe-doped TiO2: XMCD and XRMS studies.
BESSY Project (27.11-04.12.2006), Germany
Project Number: 2006_2_60415
A. Nefedov, H. Zabel, N. Akdogan, A. Remhof
Project Title: Time resolved XRMS studies from patterned magnetic films.
FELLOWSHIPS
Research Fellowship (March 2004, 3 Months), Germany
SFB 491 Magnetic Heterostructures: Spinstructure and Spintransport
Bochum, Germany
PhD Fellowship (October 17, 2004, 3 Years), Germany
International Max Planck Research School for Surface and Interface Engineering in Advanced Materials-IMPRS “SurMat”
Düsseldorf, Germany
ADMINISTRATIVE DUTIES
GTÜ Nanoteknoloji Enstitüsü (GTÜNANO) Müdürü (2016-2018)
GTÜ Nanoteknoloji Araştırma ve Uygulama Merkezi (GTÜNAM) Müdürü (2017-2018)
GTÜ Senato Üyesi (2016-2018)
GTÜ Burslar Koordinatörü (2015-2018)
GTÜ Genç Butik Koordinatörü (2015-2016)
Kocaeli Ansiklopedisi Danışma Kurulu Üyesi (14.01.2021-)
Kocaeli Kent Konseyi Yürütme Kurulu Üyesi (24.12.2016-)
Kocaeli Yerel Kültür Paneli Düzenleme Kurulu Üyesi (16.04.2016)
Kocaeli Kentlilik Bilinci Çalıştayı Düzenleme Kurulu Üyesi (09.01.2016)
Geçmişten Geleceğe Dilovası İlçesi Paneli Bilim Kurulu Başkanı (11.06.2015)
Dilovası Köyleri Yardımlaşma ve Dayanışma Derneği Başk. Yrd. (30.11.2014-07.04.2021)
Bitlis İl Merkez Jandarma Komutanlığı Mehmetçik Dershanesi Müdürü (Ocak-Mayıs 2009)
Kültürlerarası Akademisyenler Birliği (BIKA-Bund Interkultureller Akademiker) Kurucu Başkanı (Gelsenkirchen, Almanya) (29.01.2005-24.06.2006)