Kemal Okyay, Ali : rechercher sur Z-Library

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Articles (67)
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Metal-semiconductor-metal ultraviolet photodetectors based on gallium nitride grown by atomic layer deposition at low temperatures

Tekcan, Burak, Ozgit-Akgun, Cagla, Bolat, Sami, Biyikli, Necmi, Okyay, Ali Kemal

Journal:

Optical Engineering

Année:

2014

Langue:

english

Fichier:

PDF, 880 KB

english, 2014

Raman Enhancement on a Broadband Meta-Surface

Ayas, Sencer, Güner, Hasan, Türker, Burak, Ekiz, Okan Öner, Dirisaglik, Faruk, Okyay, Ali Kemal, Dâna, Aykutlu

Journal:

ACS Nano

Année:

2012

Langue:

english

Fichier:

PDF, 4.75 MB

english, 2012

Controlling Luminescent Silicon Nanoparticles Emission Produced By Nanosecond Pulsed Laser Ablation: Role of Interface Defect States and Crystallinity Phase

Ulusoy Ghobadi, Turkan Gamze, Ghobadi, Amir, Okyay, Tuba, Topalli, Kagan, Okyay, Ali Kemal

Journal:

RSC Advances

Année:

2016

Langue:

english

Fichier:

PDF, 2.04 MB

english, 2016

Using nanogap in label-free impedance based electrical biosensors to overcome electrical double layer effect

Okyay, Ali Kemal, Hanoglu, Oguz, Yuksel, Mustafa, Acar, Handan, Sülek, Selim, Tekcan, Burak, Agan, Sedat, Biyikli, Necmi, Guler, Mustafa O.

Journal:

Microsystem Technologies

Année:

2017

Langue:

english

Fichier:

PDF, 2.36 MB

english, 2017

LWIR all-atomic layer deposition ZnO bilayer microbolometer for thermal imaging

Poyraz, Muhammet, Gorgulu, Kazim, Sisman, Zulkarneyn, Tanrikulu, Mahmud Yusuf, Okyay, Ali Kemal

Journal:

Optical Engineering

Année:

2017

Langue:

english

Fichier:

PDF, 1.18 MB

english, 2017

Emerging photoluminescence from defective vanadium diselenide nanosheets

Ghobadi, Amir, Ghobadi, Turkan Gamze Ulusoy, Okyay, Ali Kemal, Ozbay, Ekmel

Journal:

Photonics Research

Année:

2018

Langue:

english

Fichier:

PDF, 1.97 MB

english, 2018

Synthesis of ultra-small Si/Ge semiconductor nano-particles using electrochemistry

Sabri Alkis, Mohammad Ghaffari, Ali Kemal Okyay

Journal:

Materials Chemistry and Physics

Année:

2012

Langue:

english

Fichier:

PDF, 2.21 MB

english, 2012

Plasmonic backcontact grating for P3HT:PCBM organic solar cells enabling strong optical absorption increased in all polarizations

Sefunc, Mustafa Akin, Okyay, Ali Kemal, Demir, Hilmi Volkan

Journal:

Optics Express

Année:

2011

Langue:

english

Fichier:

PDF, 1.05 MB

english, 2011

Quantitative phase evolution during mechano-synthesis of Ti–Ni–Cu shape memory alloys

Rasool Amini, Fatemeh Alijani, Mohammad Ghaffari, Morteza Alizadeh, Ali Kemal Okyay

Journal:

Journal of Alloys and Compounds

Année:

2012

Langue:

english

Fichier:

PDF, 1.01 MB

english, 2012

Au/TiO 2 nanorod-based Schottky-type UV photodetectors

Karaagac, Hakan, Erdal Aygun, Levent, Parlak, Mehmet, Ghaffari, Mohammad, Biyikli, Necmi, Kemal Okyay, Ali

Journal:

physica status solidi (RRL) - Rapid Research Letters

Année:

2012

Langue:

english

Fichier:

PDF, 436 KB

english, 2012

Generation of InN nanocrystals in organic solution through laser ablation of high pressure chemical vapor deposition-grown InN thin film

Sabri Alkis, Mustafa Alevli, Salamat Burzhuev, Hüseyin Avni Vural, Ali Kemal Okyay, Bülend Ortaç

Journal:

Journal of Nanoparticle Research

Année:

2012

Langue:

english

Fichier:

PDF, 476 KB

english, 2012

SPIE Proceedings [SPIE SPIE Defense, Security, and Sensing - Baltimore, Maryland, USA (Monday 29 April 2013)] Infrared Technology and Applications XXXIX - A plasmonically enhanced pixel structure for uncooled microbolometer detectors

Erturk, Ozan, Battal, Enes, Kucuk, Seniz Esra, Okyay, Ali Kemal, Akin, Tayfun, Andresen, Bjørn F., Fulop, Gabor F., Hanson, Charles M., Norton, Paul R., Robert, Patrick

Année:

2013

Langue:

english

Fichier:

PDF, 932 KB

english, 2013

Ultrahigh Contrast One-Way Optical Transmission Through a Subwavelength Slit

Battal, Enes, Yogurt, Taha Alper, Okyay, Ali Kemal

Journal:

Plasmonics

Année:

2013

Langue:

english

Fichier:

PDF, 379 KB

english, 2013

Phase transformation during mechano-synthesis of nanocrystalline/amorphous Fe–32Mn–6Si alloys

Amini, Rasool, Shamsipoor, Ali, Ghaffari, Mohammad, Alizadeh, Morteza, Okyay, Ali Kemal

Journal:

Materials Characterization

Année:

2013

Langue:

english

Fichier:

PDF, 652 KB

english, 2013

UV/vis range photodetectors based on thin film ALD grown ZnO/Si heterojunction diodes

Alkis, Sabri, Tekcan, Burak, Nayfeh, Ammar, Okyay, Ali Kemal

Journal:

Journal of Optics (IOPscience)

Année:

2013

Langue:

english

Fichier:

PDF, 684 KB

english, 2013

Effect of milling time on the structure, micro-hardness, and thermal behavior of amorphous/nanocrystalline TiNiCu shape memory alloys developed by mechanical alloying

Alijani, Fatemeh, Amini, Rasool, Ghaffari, Mohammad, Alizadeh, Morteza, Okyay, Ali Kemal

Journal:

Materials & Design

Année:

2014

Langue:

english

Fichier:

PDF, 974 KB

english, 2014

Hollow cathode plasma-assisted atomic layer deposition of crystalline AlN, GaN and AlxGa1−xN thin films at low temperatures

Ozgit-Akgun, Cagla, Goldenberg, Eda, Okyay, Ali Kemal, Biyikli, Necmi

Journal:

Journal of Materials Chemistry C

Année:

2014

Langue:

english

Fichier:

PDF, 2.00 MB

english, 2014

Formation of B19′, B2, and amorphous phases during mechano-synthesis of nanocrystalline NiTi intermetallics

Amini, Rasool, Alijani, Fatemeh, Ghaffari, Mohammad, Alizadeh, Morteza, Okyay, Ali Kemal

Journal:

Powder Technology

Année:

2014

Langue:

english

Fichier:

PDF, 1.21 MB

english, 2014

Optical characteristics of nanocrystalline AlxGa1−xN thin films deposited by hollow cathode plasma-assisted atomic layer deposition

Goldenberg, Eda, Ozgit-Akgun, Cagla, Biyikli, Necmi, Kemal Okyay, Ali

Journal:

Journal of Vacuum Science & Technology A Vacuum Surfaces and Films

Année:

2014

Langue:

english

Fichier:

PDF, 1.42 MB

english, 2014

Three-way race to reach lost Antarctic lakes

Yu, Hyun-Yong, Battal, Enes, Okyay, Ali Kemal, Shim, Jaewoo, Park, Jin-Hong, Baek, Jung Woo, Saraswat, Krishna C.

Journal:

New Scientist

Année:

2011

Langue:

english

Fichier:

PDF, 454 KB

english, 2011

Experimental and theoretical investigation of phosphorus in-situ doping of germanium epitaxial layers

Yu, Hyun-Yong, Battal, Enes, Okyay, Ali Kemal, Shim, Jaewoo, Park, Jin-Hong, Baek, Jung Woo, Saraswat, Krishna C.

Journal:

Current Applied Physics

Année:

2013

Langue:

english

Fichier:

PDF, 374 KB

english, 2013

Effect of gold nanoparticles size on light scattering for thin film amorphous-silicon solar cells

Islam, Kazi, Alnuaimi, Aaesha, Battal, Enes, Okyay, Ali Kemal, Nayfeh, Ammar

Journal:

Solar Energy

Année:

2014

Langue:

english

Fichier:

PDF, 1.32 MB

english, 2014

A Near-Infrared Range Photodetector Based on Indium Nitride Nanocrystals Obtained Through Laser Ablation

Tekcan, Burak, Alkis, Sabri, Alevli, Mustafa, Dietz, Nikolaus, Ortac, Bulend, Biyikli, Necmi, Okyay, Ali Kemal

Journal:

IEEE Electron Device Letters

Année:

2014

Langue:

english

Fichier:

PDF, 643 KB

english, 2014

Low-Temperature Deposition of Hexagonal Boron Nitride via Sequential Injection of Triethylboron and N 2 /H 2 Plasma

Haider, Ali, Ozgit-Akgun, Cagla, Goldenberg, Eda, Okyay, Ali Kemal, Biyikli, Necmi, Brennecka, G.

Journal:

Journal of the American Ceramic Society

Année:

2014

Langue:

english

Fichier:

PDF, 1.58 MB

english, 2014

Resistive Switching-based Electro-Optical Modulation

Battal, Enes, Ozcan, Ayse, Okyay, Ali Kemal

Journal:

Advanced Optical Materials

Année:

2014

Langue:

english

Fichier:

PDF, 1.24 MB

english, 2014

Enhanced photoresponse of conformal TiO2/Ag nanorod array-based Schottky photodiodes fabricated via successive glancing angle and atomic layer deposition

Haider, Ali, Cansizoglu, Hilal, Cansizoglu, Mehmet Fatih, Karabacak, Tansel, Okyay, Ali Kemal, Biyikli, Necmi

Journal:

Journal of Vacuum Science & Technology A Vacuum Surfaces and Films

Année:

2015

Langue:

english

Fichier:

PDF, 1.99 MB

english, 2015

[IEEE 2013 IEEE Photonics Conference (IPC) - Bellevue, WA, USA (2013.09.8-2013.09.12)] 2013 IEEE Photonics Conference - Plasmonically enhanced ZnO thin-film-photo-transistor with dynamic responsivity control

Ozcan, Ayse, Battal, Enes, Atar, Fatih Bilge, Okyay, Ali Kemal

Année:

2013

Langue:

english

Fichier:

PDF, 592 KB

english, 2013

Fabrication of AlN/BN bishell hollow nanofibers by electrospinning and atomic layer deposition

Haider, Ali, Ozgit-Akgun, Cagla, Kayaci, Fatma, Okyay, Ali Kemal, Uyar, Tamer, Biyikli, Necmi

Journal:

APL Materials

Année:

2014

Langue:

english

Fichier:

PDF, 1.08 MB

english, 2014

Volumetric plasmonic resonator architecture for thin-film solar cells

Sefunc, Mustafa Akin, Okyay, Ali Kemal, Demir, Hilmi Volkan

Journal:

Applied Physics Letters

Année:

2011

Langue:

english

Fichier:

PDF, 959 KB

english, 2011

[IEEE 2010 23rd Annual Meeting of the IEEE Photonics Society (Formerly LEOS Annual Meeting) - Denver, CO, USA (2010.11.7-2010.11.11)] 2010 IEEE Photinic Society's 23rd Annual Meeting - Volumetric plasmonic resonators for very thin organic solar cells

Sefunc, Mustafa Akin, Okyay, Ali Kemal, Demir, Hilmi Volkan

Année:

2010

Langue:

english

Fichier:

PDF, 334 KB

english, 2010

[IEEE 2011 IEEE Photonics Conference (IPC) - Arlington, VA, USA (2011.10.9-2011.10.13)] IEEE Photonic Society 24th Annual Meeting - Triangular metallic gratings for high efficiency thin film solar cells

Battal, Enes, Yogurt, Alper Taha, Aygun, Levent Erdal, Okyay, Ali Kemal

Année:

2011

Langue:

english

Fichier:

PDF, 577 KB

english, 2011

Resistive Switching: Resistive Switching-based Electro-Optical Modulation (Advanced Optical Materials 12/2014)

Battal, Enes, Ozcan, Ayse, Okyay, Ali Kemal

Journal:

Advanced Optical Materials

Année:

2014

Fichier:

PDF, 5.31 MB

2014

[IEEE 2013 IEEE Photonics Conference (IPC) - Bellevue, WA, USA (2013.09.8-2013.09.12)] 2013 IEEE Photonics Conference - Electrically controlled resistive switching assisted active ultra-broadband optical tunability in the infrared

Battal, Enes, Ozcan, Ayse, Okyay, Ali Kemal

Année:

2013

Langue:

english

Fichier:

PDF, 326 KB

english, 2013

Atomic layer deposited HfO2 based metal insulator semiconductor GaN ultraviolet photodetectors

Kumar, Manoj, Tekcan, Burak, Okyay, Ali Kemal

Journal:

Current Applied Physics

Année:

2014

Langue:

english

Fichier:

PDF, 574 KB

english, 2014

[IEEE 2013 IEEE 39th Photovoltaic Specialists Conference (PVSC) - Tampa, FL, USA (2013.06.16-2013.06.21)] 2013 IEEE 39th Photovoltaic Specialists Conference (PVSC) - Improved efficiency of thin film a-Si:H solar cells with Au nanoparticles

Islam, Kazi, Alnuaimi, Aaesha, Okyay, Ali Kemal, Nayfeh, Ammar

Année:

2013

Langue:

english

Fichier:

PDF, 790 KB

english, 2013

Electronic and optical device applications of hollow cathode plasma assisted atomic layer deposition based GaN thin films

Bolat, Sami, Tekcan, Burak, Ozgit-Akgun, Cagla, Biyikli, Necmi, Okyay, Ali Kemal

Journal:

Journal of Vacuum Science & Technology A Vacuum Surfaces and Films

Année:

2015

Langue:

english

Fichier:

PDF, 1.21 MB

english, 2015

Random sized plasmonic nanoantennas on Silicon for low-cost broad-band near-infrared photodetection

Nazirzadeh, Mohammad Amin, Atar, Fatih Bilge, Turgut, Berk Berkan, Okyay, Ali Kemal

Journal:

Scientific Reports

Année:

2014

Langue:

english

Fichier:

PDF, 664 KB

english, 2014

Lateral overgrowth of germanium for monolithic integration of germanium-on-insulator on silicon

Nam, Ju Hyung, Alkis, Sabri, Nam, Donguk, Afshinmanesh, Farzaneh, Shim, Jaewoo, Park, Jin-Hong, Brongersma, Mark, Okyay, Ali Kemal, Kamins, Theodore I., Saraswat, Krishna

Journal:

Journal of Crystal Growth

Année:

2015

Langue:

english

Fichier:

PDF, 1.70 MB

english, 2015

Performance enhancement of GaN metal–semiconductor–metal ultraviolet photodetectors by insertion of ultrathin interfacial HfO2 layer

Kumar, Manoj, Tekcan, Burak, Okyay, Ali Kemal

Journal:

Journal of Vacuum Science & Technology A Vacuum Surfaces and Films

Année:

2015

Langue:

english

Fichier:

PDF, 1.22 MB

english, 2015

Effect of reactor pressure on optical and electrical properties of InN films grown by high-pressure chemical vapor deposition

Alevli, Mustafa, Gungor, Nese, Alkis, Sabri, Ozgit-Akgun, Cagla, Donmez, Inci, Okyay, Ali Kemal, Gamage, Sampath, Senevirathna, Indika, Dietz, Nikolaus, Biyikli, Necmi

Journal:

Physica status solidi

Année:

2015

Langue:

english

Fichier:

PDF, 754 KB

english, 2015

Low-temperature hollow cathode plasma-assisted atomic layer deposition of crystalline III-nitride thin films and nanostructures

Ozgit-Akgun, Cagla, Goldenberg, Eda, Bolat, Sami, Tekcan, Burak, Kayaci, Fatma, Uyar, Tamer, Okyay, Ali Kemal, Biyikli, Necmi

Journal:

Physica status solidi

Année:

2015

Langue:

english

Fichier:

PDF, 412 KB

english, 2015

SPIE Proceedings [SPIE SPIE Defense + Security - Baltimore, Maryland, USA (Monday 5 May 2014)] Infrared Technology and Applications XL - Broadband absorption enhancement in an uncooled microbolometer infrared detector

Andresen, Bjørn F., Fulop, Gabor F., Hanson, Charles M., Norton, Paul R., Kebapci, Basak, Dervisoglu, Ozgecan, Battal, Enes, Okyay, Ali Kemal, Akin, Tayfun

Année:

2014

Langue:

english

Fichier:

PDF, 696 KB

english, 2014

[IEEE 2015 IEEE 35th International Conference on Electronics and Nanotechnology (ELNANO) - Kyiv, Ukraine (2015.4.21-2015.4.24)] 2015 IEEE 35th International Conference on Electronics and Nanotechnology (ELNANO) - Hollow-cathode plasma-assisted atomic layer deposition: A novel route for low-temperature synthesis of crystalline III-nitride thin films and nanostructures

Biyikli, Necmi, Ozgit-Akgun, Cagla, Goldenberg, Eda, Haider, Ali, Kizir, Seda, Uyar, Tamer, Bolat, Sami, Tekcan, Burak, Okyay, Ali Kemal

Année:

2015

Langue:

english

Fichier:

PDF, 2.42 MB

english, 2015

Comparative study of thin film n-i-p a-Si:H solar cells to investigate the effect of absorber layer thickness on the plasmonic enhancement using gold nanoparticles

Islam, Kazi, Chowdhury, Farsad Imtiaz, Okyay, Ali Kemal, Nayfeh, Ammar

Journal:

Solar Energy

Année:

2015

Langue:

english

Fichier:

PDF, 766 KB

english, 2015

Low-temperature grown wurtzite In x Ga 1-x N thin films via hollow cathode plasma-assisted atomic layer deposition

Haider, Ali, Kizir, Seda, Ozgit, Cagla, Goldenberg, Eda, Leghari, Shahid Ali, Okyay, Ali Kemal, Biyikli, Necmi

Journal:

Journal of Materials Chemistry C

Année:

2015

Langue:

english

Fichier:

PDF, 2.51 MB

english, 2015

Enhancement of polycrystalline silicon solar cells efficiency using indium nitride particles

Alkis, Sabri, Chowdhury, Farsad Imtiaz, Alevli, Mustafa, Dietz, Nikolaus, Yalızay, Berna, Aktürk, Selçuk, Nayfeh, Ammar, Okyay, Ali Kemal

Journal:

Journal of Optics (IOPscience)

Année:

2015

Langue:

english

Fichier:

PDF, 1.50 MB

english, 2015

Metal–semiconductor–metal UV photodetector based on Ga doped ZnO/graphene interface

Kumar, Manoj, Noh, Youngwook, Polat, Kinyas, Kemal Okyay, Ali, Lee, Dongjin

Journal:

Solid State Communications

Année:

2015

Langue:

english

Fichier:

PDF, 567 KB

english, 2015

Atomic-layer-deposited zinc oxide as tunable uncooled infrared microbolometer material

Battal, Enes, Bolat, Sami, Tanrikulu, M. Yusuf, Okyay, Ali Kemal, Akin, Tayfun

Journal:

physica status solidi (a)

Année:

2014

Langue:

english

Fichier:

PDF, 874 KB

english, 2014

Enhancement in c-Si solar cells using 16 nm InN nanoparticles

Chowdhury, Farsad Imtiaz, Alnuaimi, Aaesha, Alkis, Sabri, Ortaç, Bülend, Aktürk, Selçuk, Alevli, Mustafa, Dietz, Nikolaus, Okyay, Ali Kemal, Nayfeh, Ammar

Journal:

Materials Research Express

Année:

2016

Langue:

english

Fichier:

PDF, 1.96 MB

english, 2016

Actively tunable thin films for visible light by thermo-optic modulation of ZnO

Battal, Enes, Okyay, Ali Kemal

Journal:

physica status solidi (a)

Année:

2016

Langue:

english

Fichier:

PDF, 679 KB

english, 2016