PUBLICATIONS
SCI JOURNAL PUBLICATIONS IN 2007
OZBAY GROUP PUBLICATIONS
| 32 Turgut Tut, Bayram Butun, Mutlu Gokkavas, and Ekmel Ozbay, “High performance AlGaN-based avalanche photodiodes,” Photonics and Nanostructures, vol. 5, 140 (2007). (pdf) |
| 31 Zhaofeng Li, Koray Aydin, and Ekmel Ozbay “Highly directional emission from photonic crystals with a wide bandwidth,” Applied Physics Letters, volume 91, 121105 (2007). (pdf) |
| 30 Zhaofeng Li, Ekmel Ozbay, Haibo Chen, Jianjun Chen, Fuhua Yang and Houzhi Zheng “Resonant cavity based compact efficient antireflection structures for photonic crystals,” Journal of Physics D, volume 40, 5873 (2007). (pdf) |
| 29 Sabit Korcak M. Kemal Ozturk, Suleyman Corekci, Barıs Akaoglu, Hongbo Yu, Mehmet Cakmak, Semran Saglam , Suleyman Ozcelik, and Ekmel Ozbay, “Structural and optical properties of an InGaN/GaN nanostructure, ” Surface Science, volume 601, 3892 (2007). (pdf) |
| 28 T.F. Gundogdu, Mutlu Gokkavas, Kaan Guven, M. Kafesaki , C.M. Soukoulis, and Ekmel Ozbay “Simulation and micro-fabrication of optically switchable split ring resonators,” Photonics and Nanostructures, vol. 5, 106 (2007). (pdf) |
| 27 Mutlu Gokkavas, Serkan Butun, Turgut Tut, Necmi Biyikli, and Ekmel Ozbay, “AlGaN-based high-performance metal–semiconductor–metal photodetectors,” Photonics and Nanostructures, vol. 5, 53 (2007). (pdf) |
| 26 Bayram Butun, Jean Cesario, Stefan Enoch, Romain Quidant and Ekmel Ozbay, “InGaN green light emitting diodes with deposited nanoparticles,” Photonics and Nanostructures, vol. 5, 86 (2007). (pdf) |
| 25 Koray Aydin, Zhaofeng Li, M. Hudlicka, Sergei A. Tretyakov, and Ekmel Ozbay “Transmission characteristics of bianisotropic metamaterials based on omega shaped metallic inclusions,” New Journal of Physics, volume 9, 326 (2007). (pdf) |
| 24 Kaan Guven, and Ekmel Ozbay “Directivity enhancement and deflection of the beam emitted from a photonic crystal waveguide via defect coupling “ , Optics Express volume 15, 14973 (2007). (pdf) |
| 23 Z. Tekeli, Ş. Altındal, M. Çakmak, S. Ozçelik, and E. Ozbay, “The behavior of the I-V-T characteristics of inhomogeneous (Ni/Au)– Al0.3Ga0.7N/AlN/GaN heterostructures at high temperatures,” Journal of Applied Physics, volume 102, 054510 (2007). (pdf) |
| 22 S.B. Lisesivdin, A. Yildiz, S. Acar, M. Kasap, S Ozcelik, and E. Ozbay “Electronic transport characterization of AlGaN/GaN heterostructures using quantitative mobility spectrum analysis,” Applied Physics Letters, volume 91, 102113 (2007). (pdf) |
| 21 S.B. Lisesivdin, A. Yildiz, S. Acar, M. Kasap, S Ozcelik, and E. Ozbay “The effect of strain relaxation on electron transport in undoped Al0.25Ga0.75N/GaN heterostructures,” Physica B, volume 399, 132 (2007). (pdf) |
| 20 Kamil Boratay Alici, Filiberto Bilotti, Lucio Vegni and Ekmel Ozbay, “Miniaturized negative permeability materials,” Applied Physics Letters, volume 91, 071121 (2007). (pdf) |
| 19 Emre Alptekin, Hongbo Yu, Ekmel Ozbay, and Ozgur Aktas “Low Damage Etching of GaN Surfaces via Bias-Assisted Photoenhanced Electrochemical Oxidation in Deionized Water,” J of Electronic Materials, vol. 36, pp. 629-633 (2007) (pdf) |
| 18 (INVITED) Ekmel Ozbay, Koray Aydin, Irfan Bulu and Kaan Guven, “Metamaterials with negative permeability and negative refractive index: experiments and simulations,” Journal of Optics A: Pure and Applied Optics volume 9, 301 (2007). (pdf) |
| 17 Koray Aydin, Irfan Bulu and Ekmel Ozbay “Subwavelength resolution with a negative-index metamaterial superlens, ” Applied Physics Letters, volume 90, 254102 (2007). (pdf) |
| 16 S. Çörekçi, M. K. Öztürk, B. Akaoğlu, M. Çakmak, S. Özçelik, and E. Özbay, “Structural, morphological, and optical properties of AlGaN/GaN heterostructures with AlN buffer and interlayer,” Journal of Applied Physics, volume 101, 123502 (2007). (pdf) |
| 15 Kaan Guven, Atilla O. Cakmak, Mehmet D. Caliskan, Tamarra F Gundogdu, Maria Kafesaki, Costas M Soukoulis, and Ekmel Ozbay, “Bilayer metamaterial: analysis of left-handed transmission and retrieval of effective medium parameters,” Journal of Optics A: Pure and Applied Optics volume 9, 361 (2007). (pdf) |
| 14 Kamil Boratay Alici, and Ekmel Ozbay “Electrically small split ring resonator antennas,” Journal of Applied Physics, volume 101, 083104 (2007).(pdf) |
| 13 Ekmel Ozbay, Koray Aydin, Irfan Bulu and Kaan Guven, “Negative refraction, subwavelength focusing and beam formation by photonic crystals,” Journal of Physics D: Applied Physics, volume 40, 2652 (2007).(pdf) |
| 12 Turgut Tut, Mutlu Gokkavas, Ayse Inal, and Ekmel Ozbay, “AlxGa1−xN -based avalanche photodiodes with high reproducible avalanche gain,” Applied Physics Letters, volume 90, 163506 (2007). (pdf) |
| 11 Koray Aydin, and Ekmel Ozbay “Experimental investigation of reflection characteristics of left-handed metamaterials in free space,” IET Microwaves Antennas and Propagation, volume 1, 89 (2007). (pdf) |
| 10 S.B Lisesivdin, S. Acar, M. Kasap, S Ozcelik, S. Gokden, and E. Ozbay “Scattering analysis of 2DEG carrier extracted by QMSA in undoped Al0.25Ga0.75N/GaN heterostructures,” Semiconductor Science and Technology, volume 22, 543 (2007). (pdf) |
| 09 Koray Aydin, and Ekmel Ozbay “Left-handed metamaterial based superlens for subwavelength imaging of electromagnetic waves,” Applied Physics A, volume 87, 137 (2007).(pdf) |
| 08 Koray Aydin, and Ekmel Ozbay “Experimental and numerical analyses of the resonances of split ring resonators,” Physica Status Solidi B, volume 244, 1197 (2007).(pdf) |
| 07 Atilla Ozgur Cakmak, Kaan Guven, and Ekmel Ozbay “Planar bilayer metamaterial with left-handed transmission and negative refraction at microwave frequencies,” Physica Status Solidi B, volume 244, 1188 (2007). (pdf) |
| 06 Kamil Boratay Alici, and Ekmel Ozbay “Radiation properties of a split ring resonator and monopole composite,” Physica Status Solidi B, volume 244, 1192 (2007). (pdf) |
| 05 Ekmel Ozbay, Irfan Bulu, and Humeyra Caglayan “Transmission, refraction, and focusing properties of labyrinth based left-handed metamaterials,” Physica Status Solidi B, volume 244, 1202 (2007). (pdf) |
| 04 Irfan Bulu, Humeyra Caglayan, Koray Aydin, K. Aydin, and E. Ozbay “Study of the field emitted by a source placed inside a two-dimensional left-handed metamaterial,” Optics Letters, volume 32, 850 (2007). (pdf) |
| 03 Kamil Boratay Alıcı and E. Özbay, " Radiation properties of a split ring resonator and monopole composite", Physica Status Solidi B, volume 244, 1192 (2007). (pdf) |
| 02 Filiberto Bilotti, Alessandro Toscano, Lucio Vegni, Koray Aydin, Kamil Boratay Alici, and Ekmel Ozbay, “ Equivalent-Circuit Models for the Design of Metamaterials Based on Artificial Magnetic Inclusions,” IEEE Transactions on Microwave Theory and Techniques, volume 55, 2865 (2007). (pdf) |
| 01 Koray Aydin, and Ekmel Ozbay “Capacitor-loaded split ring resonators as tunable metamaterial components,” Journal of Applied Physics, vol. 101, 024911 (2007). (pdf) |
DEMIR GROUP PUBLICATIONS
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08 T. Ozel, E. Sari, S. Nizamoglu, and H. V. Demir, "Violet to deep-ultraviolet InGaN/GaN and GaN/AlGaN quantum structures for UV electroabsorption modulators," Journal of Applied Physics, 102(11), 113101 (2007). (pdf) |
| 07 E. Sari, S. Nizamoglu, T. Ozel, and H. V. Demir, "Blue quantum electroabsorption modulators based on reversed quantum confined Stark effect with blue shift," Applied Physics Letters, 90(1), 011101 (2007). (pdf) |
| 06 S. Nizamoglu and H. V. Demir, "Nanocrystal based hybrid white light generation with tunable color parameters," J. Opt. A: Pure Appl. Opt., Special Issue on Nanophotonics 9(9), S419-S424 (2007). (pdf) |
| 05 S. Nizamoglu, T. Ozel, E. Sari, and H. V. Demir, "White light generation using CdSe/ZnS core-shell nanocrystals hybridized with InGaN/GaN light emitting diodes," Nanotechnology 18(6), 065709 (2007). (pdf) |
| 04 E. Mutlugun, I. M. Soganci, and H. V. Demir, "Nanocrystal hybridized scintillators for enhanced detection and imaging on Si platforms in UV," Optics Express 15(3), 1128-1134 (2007). (pdf) |
| 03 H. V. Demir, S. Nizamoglu, T. Ozel, E. Mutlugun, I. O. Huyal, E. Sari, E. Holder, and N. Tian, "White light generation tuned by dual hybridization of nanocrystals and conjugated polymers," New Journal of Physics 9, 362 (2007). (pdf) |
| 02 S. Nizamoglu and H. V. Demir, "Hybrid white light sources based on layer-by-layer assembly of nanocrystals on near-UV emitting diodes," Nanotechnology 18(40), 405702 (2007). (pdf) |
| 01 I.M. Soganci, S. Nizamoglu, E. Mutlugun, O. Akin, and H. V. Demir, "Localized plasmon-engineered spontaneous emission of CdSe/ZnS nanocrystals closely-packed in the proximity of Ag nanoisland films for controlling emission linewidth, peak, and intensity," Optics Express 15(22), 14289-14298 (2007). (pdf) |
ERTURK GROUP PUBLICATIONS
| 1 O. Bakir and V. B. Erturk, "A closed-form solution to the asymptotic part of the MoM impedance matrix and the MoM excitation vector for printed structures on planar grounded dielectric slabs," Microwave and Optical Technology Letters, vol. 49, no. 4, pp. 882-886, April 2007 |
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