Works by Ozbay, Ekmel

Results: 152

Characteristic Attributes of Multiple Cascaded Terahertz Metasurfaces with Magnetically Tunable Subwavelength Resonators.

Published in:

Annalen der Physik, 2018, v. 530, n. 3, p. 1, doi. 10.1002/andp.201700252

By:

Serebryannikov, Andriy E.;
Lakhtakia, Akhlesh;
Ozbay, Ekmel

Publication type:

Article

Organic semiconductor-based photonic crystals for solar cell arrays: band gap and optical properties.

Published in:

Journal of Modern Optics, 2014, v. 61, n. 21, p. 1754, doi. 10.1080/09500340.2014.967320

By:

Karaomerlioglu, Filiz;
Mamedov, Amirullah M.;
Ozbay, Ekmel

Publication type:

Article

Simultaneously opening transmission channels with negative and positive phase velocities for the stacked subwavelength apertures in fishnet metamaterials with hybrid unit lattices.

Published in:

Journal of Nanophotonics, 2012, v. 6, p. 1, doi. 10.1117/1.JNP.6.061608

By:

Cakmak, Atilla Ozgur;
Colak, Evrim;
Ozbay, Ekmel

Publication type:

Article

Guest Editorial: Selected Papers from the 2nd Mediterranean Conference on Nanophotonics.

Published in:

Journal of Nanophotonics, 2010, v. 4, n. 1, p. 1, doi. 10.1117/1.3475730

By:

Zalevsky, Zeev;
Ozbay, Ekmel;
Abdulhalim, Ibrahim

Publication type:

Article

Observation of cavity structures in composite metamaterials.

Published in:

Journal of Nanophotonics, 2010, v. 4, n. 1, p. 1, doi. 10.1117/1.3475763

By:

Caglayan, Humeyra;
Ozbay, Ekmel

Publication type:

Article

Guest Editorial: Mediterranean Nanophotonics.

Published in:

Journal of Nanophotonics, 2009, v. 3, n. 1, p. 1, doi. 10.1117/1.3271457

By:

Zalevsky, Zeev;
Ozbay, Ekmel;
Abdulhalim, Ibrahim

Publication type:

Article

Guest Editorial: Selected Papers from the First Joint Israeli-Turkish Workshop on Nanophotonics.

Published in:

Journal of Nanophotonics, 2007, v. 1, n. 1, p. 1, doi. 10.1117/1.2805217

By:

Zalevsky, Zeev;
Ozbay, Ekmel;
Abdulhalim, Ibrahim

Publication type:

Article

Experimental study of subwavelength focusing by left-handed metamaterials with a negative refractive index.

Published in:

Journal of Nanophotonics, 2007, v. 1, n. 1, p. 1, doi. 10.1117/1.2805841

By:

Ozbay, Ekmel;
Aydin, Koray

Publication type:

Article

Corrigendum: Building an Iron Chromophore Incorporating Prussian Blue Analogue for Photoelectrochemical Water Oxidation.

Published in:

2021

By:

Ghobadi, T. Gamze Ulusoy;
Ghobadi, Amir;
Demirtas, Merve;
Buyuktemiz, Muhammed;
Ozvural, Kubra N.;
Yildiz, Elif Akhuseyin;
Erdem, Emre;
Yaglioglu, H. Gul;
Durgun, Engin;
Dede, Yavuz;
Ozbay, Ekmel;
Karadas, Ferdi

Publication type:

Correction Notice

Building an Iron Chromophore Incorporating Prussian Blue Analogue for Photoelectrochemical Water Oxidation.

Published in:

Chemistry - A European Journal, 2021, v. 27, n. 35, p. 8890, doi. 10.1002/chem.202101711

By:

Ghobadi, T. Gamze Ulusoy;
Ghobadi, Amir;
Demirtas, Merve;
Buyuktemiz, Muhammed;
Ozvural, Kubra N.;
Yildiz, Elif Akhuseyin;
Erdem, Emre;
Yaglioglu, H. Gul;
Durgun, Engin;
Dede, Yavuz;
Ozbay, Ekmel;
Karadas, Ferdi

Publication type:

Article

Front Cover: Building an Iron Chromophore Incorporating Prussian Blue Analogue for Photoelectrochemical Water Oxidation (Chem. Eur. J. 35/2021).

Published in:

Chemistry - A European Journal, 2021, v. 27, n. 35, p. 8886, doi. 10.1002/chem.202101710

By:

Ghobadi, T. Gamze Ulusoy;
Ghobadi, Amir;
Demirtas, Merve;
Buyuktemiz, Muhammed;
Ozvural, Kubra N.;
Yildiz, Elif Akhuseyin;
Erdem, Emre;
Yaglioglu, H. Gul;
Durgun, Engin;
Dede, Yavuz;
Ozbay, Ekmel;
Karadas, Ferdi

Publication type:

Article

Building an Iron Chromophore Incorporating Prussian Blue Analogue for Photoelectrochemical Water Oxidation.

Published in:

Chemistry - A European Journal, 2021, v. 27, n. 35, p. 8966, doi. 10.1002/chem.202100654

By:

Ghobadi, T. Gamze Ulusoy;
Ghobadi, Amir;
Demirtas, Merve;
Buyuktemiz, Muhammed;
Ozvural, Kubra N.;
Yildiz, Elif Akhuseyin;
Erdem, Emre;
Yaglioglu, H. Gul;
Durgun, Engin;
Dede, Yavuz;
Ozbay, Ekmel;
Karadas, Ferdi

Publication type:

Article

Frontispiece: How to Build Prussian Blue Based Water Oxidation Catalytic Assemblies: Common Trends and Strategies.

Published in:

Chemistry - A European Journal, 2021, v. 27, n. 11, p. 1, doi. 10.1002/chem.202181162

By:

Ulusoy Ghobadi, T. Gamze;
Ozbay, Ekmel;
Karadas, Ferdi

Publication type:

Article

How to Build Prussian Blue Based Water Oxidation Catalytic Assemblies: Common Trends and Strategies.

Published in:

Chemistry - A European Journal, 2021, v. 27, n. 11, p. 3638, doi. 10.1002/chem.202004091

By:

Ulusoy Ghobadi, T. Gamze;
Ozbay, Ekmel;
Karadas, Ferdi

Publication type:

Article

Rücktitelbild: Manipulation des intermetallischen Ladungstransfers zur Verbesserung der Wasseroxidations‐Elektrokatalyse durch externe Stimuli (Angew. Chem. 44/2023).

Published in:

Angewandte Chemie, 2023, v. 135, n. 44, p. 1, doi. 10.1002/ange.202312353

By:

Chalil Oglou, Ramadan;
Ulusoy Ghobadi, Turkan Gamze;
Hegner, Franziska Simone;
Galán‐Mascarós, José Ramón;
López, Núria;
Ozbay, Ekmel;
Karadas, Ferdi

Publication type:

Article

Manipulation des intermetallischen Ladungstransfers zur Verbesserung der Wasseroxidations‐Elektrokatalyse durch externe Stimuli.

Published in:

Angewandte Chemie, 2023, v. 135, n. 44, p. 1, doi. 10.1002/ange.202308647

By:

Chalil Oglou, Ramadan;
Ulusoy Ghobadi, Turkan Gamze;
Hegner, Franziska Simone;
Galán‐Mascarós, José Ramón;
López, Núria;
Ozbay, Ekmel;
Karadas, Ferdi

Publication type:

Article

Innenrücktitelbild: A Robust, Precious‐Metal‐Free Dye‐Sensitized Photoanode for Water Oxidation: A Nanosecond‐Long Excited‐State Lifetime through a Prussian Blue Analogue (Angew. Chem. 10/2020).

Published in:

Angewandte Chemie, 2020, v. 132, n. 10, p. 4211, doi. 10.1002/ange.202000872

By:

Ulusoy Ghobadi, T. Gamze;
Ghobadi, Amir;
Buyuktemiz, Muhammed;
Yildiz, Elif Akhuseyin;
Berna Yildiz, Dilara;
Yaglioglu, H. Gul;
Dede, Yavuz;
Ozbay, Ekmel;
Karadas, Ferdi

Publication type:

Article

A Robust, Precious‐Metal‐Free Dye‐Sensitized Photoanode for Water Oxidation: A Nanosecond‐Long Excited‐State Lifetime through a Prussian Blue Analogue.

Published in:

Angewandte Chemie, 2020, v. 132, n. 10, p. 4111, doi. 10.1002/ange.201914743

By:

Ulusoy Ghobadi, T. Gamze;
Ghobadi, Amir;
Buyuktemiz, Muhammed;
Yildiz, Elif Akhuseyin;
Berna Yildiz, Dilara;
Yaglioglu, H. Gul;
Dede, Yavuz;
Ozbay, Ekmel;
Karadas, Ferdi

Publication type:

Article

Synthesis and Characterization of Iron Oxide Derivatized Mutant Cowpea Mosaic Virus Hybrid Nanoparticles.

Published in:

Advanced Materials, 2008, v. 20, n. 24, p. 4816, doi. 10.1002/adma.200702863

By:

Martinez-Morales, Alfredo A.;
Portney, Nathaniel G.;
Zhang, Yu;
Destito, Giuseppe;
Budak, Gurer;
Ozbay, Ekmel;
Manchester, Marianne;
Ozkan, Cengiz S.;
Ozkan, Mihrimah

Publication type:

Article

Zeta potential: a surface electrical characteristic to probe the interaction of nanoparticles with normal and cancer human breast epithelial cells.

Published in:

Biomedical Microdevices, 2008, v. 10, n. 2, p. 321, doi. 10.1007/s10544-007-9139-2

By:

Yu Zhang;
Mo Yang;
Nathaniel Portney;
Daxiang Cui;
Gurer Budak;
Ekmel Ozbay;
Mihrimah Ozkan;
Cengiz Ozkan

Publication type:

Article

Effect of the gate structure on the kink phenomenon in S22 of AlGaN/GaN HEMT.

Published in:

Electronics Letters (Wiley-Blackwell), 2021, v. 57, n. 3, p. 139, doi. 10.1049/ell2.12074

By:

Osmanoglu, Sinan;
Ozbay, Ekmel

Publication type:

Article

Enhanced electro-optic modulation of LiNbO3-based photonic crystal cavities with dual mode and polarization operation.

Published in:

Turkish Journal of Physics, 2017, v. 41, n. 4, p. 303, doi. 10.3906/fiz-1612-15

By:

BAĞCI, Fulya;
KURT, Gökhan;
AKAOĞLU, Barış;
ÖZBAY, Ekmel

Publication type:

Article

Development of AZO TCOs with ALD for HEMT and HJSC Solar Cell Applications.

Published in:

Journal of Polytechnic, 2023, v. 26, n. 1, p. 209

By:

TUĞRUL, Deniz;
CAKMAK, Huseyin;
OZBAY, Ekmel;
IMER, Bilge

Publication type:

Article

Mosaic Defect and AFM Study on GaN/AlInN/AlN/Sapphire HEMT Structures.

Published in:

Journal of Polytechnic, 2022, v. 25, n. 4, p. 1613, doi. 10.2339/politeknik.787700

By:

BİLGİLİ, Ahmet Kürşat;
HEKİN, Erkan;
ÖZTÜRK, Mustafa Kemal;
ÖZÇELİK, Süleyman;
ÖZBAY, Ekmel

Publication type:

Article

MOCVD ile Büyütülen Al0.3Ga0.7N/GaN HEMT'nin Yapısal, Optik ve Elektriksel Özelliklerinin Araştırılması.

Published in:

Journal of Polytechnic, 2020, v. 23, n. 3, p. 687, doi. 10.2339/politeknik.583898

By:

AKPINAR, Ömer;
BİLGİLİ, A. Kürşat;
ÖZTÜRK, M. Kemal;
ÖZÇELİK, Süleyman;
ÖZBAY, Ekmel

Publication type:

Article

Lattice Parameters a-, c-, Strain-Stress Analysis and Thermal Expansion Coefficient of InGaN/GaN Solar Cell Structures Grown by MOCVD.

Published in:

Journal of Polytechnic, 2019, v. 22, n. 1, p. 33, doi. 10.2339/politeknik.403978

By:

BILGILI, A. Kursat;
AKPINAR, Omer;
KURTULUS, Gurkan;
OZTURK, M. Kemal;
OZCELIK, Suleyman;
OZBAY, Ekmel

Publication type:

Article

Crystal Size and Stress Account in Reciprocal Space Map.

Published in:

Journal of Polytechnic, 2019, v. 22, n. 1, p. 1, doi. 10.2339/politeknik.417752

By:

KARS DURUKAN, İlknur;
ÖZTÜRK, Mustafa Kemal;
ÖZÇELİK, Süleyman;
ÖZBAY, Ekmel

Publication type:

Article

Analyzing The InGaN LED Structures for White LED Applications.

Published in:

Journal of Polytechnic, 2017, v. 20, n. 3, p. 531, doi. 10.2339/politeknik.339360

By:

KARS DURUKAN, İlknur;
ÖZTÜRK, Mustafa Kemal;
ÖZÇELİK, Süleyman;
ÖZBAY, Ekmel

Publication type:

Article

Selective Glucose Sensing under Physiological pH with Flexible and Binder‐Free Prussian Blue Coated Carbon Cloth Electrodes.

Published in:

ChemElectroChem, 2022, v. 9, n. 2, p. 1, doi. 10.1002/celc.202101355

By:

Chalil Oglou, Ramadan;
Ulusoy Ghobadi, T. Gamze;
Ozbay, Ekmel;
Karadas, Ferdi

Publication type:

Article

Few-layer bifunctional metasurfaces enabling asymmetric and symmetric polarization-plane rotation at the subwavelength scale.

Published in:

Scientific Reports, 2024, v. 14, n. 1, p. 1, doi. 10.1038/s41598-024-62073-4

By:

Gokkavas, Mutlu;
Gundogdu, T. F.;
Ozbay, Ekmel;
Serebryannikov, Andriy E.

Publication type:

Article

Mechanical, electronic, and optical properties of BiS and BiSe compounds: first principle investigations.

Published in:

Journal of Molecular Modeling, 2014, v. 20, n. 4, p. 1, doi. 10.1007/s00894-014-2180-1

By:

Koc, Husnu;
Ozisik, Hacı;
Deligöz, Engin;
Mamedov, Amirullah;
Ozbay, Ekmel

Publication type:

Article

Thermal Annealing Effects on the Electrical and Structural Properties of Ni/Pt Schottky Contacts on the Quaternary AlInGaN Epilayer.

Published in:

Journal of Electronic Materials, 2019, v. 48, n. 2, p. 887, doi. 10.1007/s11664-018-6802-8

By:

Arslan, Engin;
Altındal, Şemsettin;
Ural, Sertaç;
Kayal, Ömer A.;
Öztürk, Mustafa;
Özbay, Ekmel

Publication type:

Article

Investigation of Trap States in AlInN/AlN/GaN Heterostructures by Frequency-Dependent Admittance Analysis.

Published in:

Journal of Electronic Materials, 2010, v. 39, n. 12, p. 2681, doi. 10.1007/s11664-010-1367-1

By:

Arslan, Engin;
Bütün, Serkan;
Şafak, Yasemin;
Ozbay, Ekmel

Publication type:

Article

Low Damage Etching of GaN Surfaces via Bias-Assisted Photoenhanced Electrochemical Oxidation in Deionized Water.

Published in:

Journal of Electronic Materials, 2007, v. 36, n. 6, p. 629, doi. 10.1007/s11664-006-0009-0

By:

Alptekin, Emre;
Hongbo Yu;
Ozbay, Ekmel;
Aktas, Ozgur

Publication type:

Article

Effect of Si-rich SiXNY multilayer passivation material on the DC electrical characteristics of AlGaN/GaN HEMTs.

Published in:

Journal of Materials Science: Materials in Electronics, 2023, v. 34, n. 23, p. 1, doi. 10.1007/s10854-023-11077-3

By:

Dinçer, Ahmet Serhat;
Haliloğlu, Mehmet Taha;
Toprak, Ahmet;
Altındal, Şemsettin;
Özbay, Ekmel

Publication type:

Article

Intersection behavior of the current–voltage (I–V) characteristics of the (Au/Ni)/HfAlO3/n-Si (MIS) structure depends on the lighting intensity.

Published in:

Journal of Materials Science: Materials in Electronics, 2020, v. 31, n. 16, p. 13167, doi. 10.1007/s10854-020-03868-9

By:

Arslan, Engin;
Badali, Yosef;
Altındal, Şemsettin;
Özbay, Ekmel

Publication type:

Article

Swanepoel method for AlInN/AlN HEMTs.

Published in:

Journal of Materials Science: Materials in Electronics, 2020, v. 31, n. 13, p. 9969, doi. 10.1007/s10854-020-03590-6

By:

Akpinar, Omer;
Bilgili, Ahmet Kürsat;
Baskose, Umran Ceren;
Ozturk, Mustafa Kemal;
Ozcelik, Suleyman;
Ozbay, Ekmel

Publication type:

Article

A detailed study on optical properties of InGaN/GaN/Al2O3 multi quantum wells.

Published in:

Journal of Materials Science: Materials in Electronics, 2019, v. 30, n. 11, p. 10391, doi. 10.1007/s10854-019-01379-w

By:

Bilgili, Ahmet Kürşat;
Akpınar, Ömer;
Öztürk, Mustafa Kemal;
Özçelik, Süleyman;
Suludere, Zekiye;
Özbay, Ekmel

Publication type:

Article

Structural properties of InGaN/GaN/Al2O3 structure from reciprocal space mapping.

Published in:

Journal of Materials Science: Materials in Electronics, 2018, v. 29, n. 14, p. 12373, doi. 10.1007/s10854-018-9351-2

By:

Bilgili, A. Kursat;
Akpinar, Ömer;
Kurtulus, Gürkan;
Ozturk, M. Kemal;
Ozcelik, Süleyman;
Ozbay, Ekmel

Publication type:

Article

Buffer effects on the mosaic structure of the HR-GaN grown on 6H-SiC substrate by MOCVD.

Published in:

Journal of Materials Science: Materials in Electronics, 2017, v. 28, n. 4, p. 3200, doi. 10.1007/s10854-016-5909-z

By:

Arslan, Engin;
Öztürk, Mustafa;
Tıraş, Engin;
Tıraş, Tülay;
Özçelik, Süleyman;
Özbay, Ekmel

Publication type:

Article

Evolution of the mosaic structure in InGaN layer grown on a thick GaN template and sapphire substrate.

Published in:

Journal of Materials Science: Materials in Electronics, 2013, v. 24, n. 11, p. 4471, doi. 10.1007/s10854-013-1427-4

By:

Arslan, Engin;
Ozturk, Mustafa;
Çakmak, Huseyin;
Demirel, Pakize;
Özçelik, Süleyman;
Ozbay, Ekmel

Publication type:

Article

Designing materials with desired electromagnetic properties.

Published in:

Microwave & Optical Technology Letters, 2006, v. 48, n. 12, p. 2611, doi. 10.1002/mop.21988

By:

Bulu, Irfan;
Caglayan, Humeyra;
Ozbay, Ekmel

Publication type:

Article

Verification of impedance matching at the surface of left-handed materials.

Published in:

Microwave & Optical Technology Letters, 2006, v. 48, n. 12, p. 2548, doi. 10.1002/mop.22003

By:

Aydin, Koray;
Bulu, Irfan;
Ozbay, Ekmel

Publication type:

Article

Plasmonic structures with extraordinary transmission and highly directional beaming properties.

Published in:

Microwave & Optical Technology Letters, 2006, v. 48, n. 12, p. 2491, doi. 10.1002/mop.22015

By:

Caglayan, Humeyra;
Bulu, Irfan;
Ozbay, Ekmel

Publication type:

Article

Magnetotransport study on AlInN/(GaN)/AlN/GaN heterostructures.

Published in:

Physica Status Solidi. A: Applications & Materials Science, 2012, v. 209, n. 6, p. 1119, doi. 10.1002/pssa.201127416

By:

Bayraklı, Aydın;
Arslan, Engin;
Fırat, Tezer;
Özcan, Şadan;
Kazar, Özgür;
Çakmak, Hüseyin;
Özbay, Ekmel

Publication type:

Article

Electron transport properties in Al0.25Ga0.75N/AlN/GaN heterostructures with different InGaN back barrier layers and GaN channel thicknesses grown by MOCVD.

Published in:

Physica Status Solidi. A: Applications & Materials Science, 2012, v. 209, n. 3, p. 434, doi. 10.1002/pssa.201100313

By:

Kelekçi, Özgür;
Taşlı, Pınar T.;
Yu, HongBo;
Kasap, Mehmet;
Özçelik, Süleyman;
Özbay, Ekmel

Publication type:

Article

Deep Subwavelength Light Confinement in Disordered Bismuth Nanorods as a Linearly Thermal‐Tunable Metamaterial.

Published in:

Physica Status Solidi - Rapid Research Letters, 2020, v. 14, n. 7, p. 1, doi. 10.1002/pssr.202000066

By:

Soydan, Mahmut Can;
Ghobadi, Amir;
Yildirim, Deniz Umut;
Erturk, Vakur Behcet;
Ozbay, Ekmel

Publication type:

Article

Metamaterial inspired enhanced far-field transmission through a subwavelength nano-hole.

Published in:

Physica Status Solidi - Rapid Research Letters, 2010, v. 4, n. 10, p. 286, doi. 10.1002/pssr.201004129

By:

Boratay Alici, Kamil;
Ozbay, Ekmel

Publication type:

Article

Band structures of metacomposite based phononic crystals in quasi-Sierpinski fractals.

Published in:

Építőanyag: Journal of Silicate Based & Composite Materials, 2022, v. 74, n. 2, p. 57, doi. 10.14382/epitoanyag-jsbcm.2022.9

By:

OLTULU, ORAL;
OZER, Zafer;
MAMEDOV, Amirullah M.;
OZBAY, Ekmel

Publication type:

Article

Observation of shear bond strength between zirconia core and silica based composite material; a finite element analysis.

Published in:

Építőanyag: Journal of Silicate Based & Composite Materials, 2022, v. 74, n. 2, p. 46, doi. 10.14382/epitoanyag-jsbcm.2022.7

By:

SOYGUN, KORAY;
ÖZER, ZAFER;
KURTOGLU, CEM;
MAMEDOV, AMIRULLAH M.;
OZBAY, EKMEL

Publication type:

Article