Zobrazeno 1 - 10
of 50
pro vyhledávání: '"Hasan Kocer"'
Publikováno v:
IEEE Access, Vol 9, Pp 98590-98602 (2021)
In modern thermal infrared applications, multi-spectral camouflage scenarios should be developed to mitigate the thermal signature of an object. In general, camouflage needs to be satisfied in two main optical ranges: visible, and infrared (IR). In t
Externí odkaz:
https://doaj.org/article/a9568a67fb8f48229d4286e7f90b1108
Publikováno v:
IEEE Transactions on Electron Devices
Gallium nitride (GaN) high-electron-mobility transistor (HEMT) devices, which have wide application potential from power amplifiers to satellite, need to be thoroughly examined in terms of reliability in order to benefit the superior intrinsic proper
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::9f8c8f3d3e3d62b8ea09784a6b564f31
https://doi.org/10.1109/ted.2022.3162555
https://doi.org/10.1109/ted.2022.3162555
Autor:
Salahuddin Zafar, Yilmaz Durna, Hasan Kocer, Busra Cankaya Akoglu, Yunus Erdem Aras, Oguz Odabasi, Bayram Butun, Ekmel Ozbay
Publikováno v:
IEEE Transactions on Device and Materials Reliability
This paper presents a method to reveal the channel temperature profile of high electron mobility transistors (HEMTs) in a multi-stage monolithic microwave integrated circuit (MMIC). The device used for this study is a two-stage X-band low-noise ampli
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::3f18ed8e37aaad44433752da78d40e64
https://hdl.handle.net/11693/111380
https://hdl.handle.net/11693/111380
Publikováno v:
IEEE Access, Vol 9, Pp 98590-98602 (2021)
IEEE Access
IEEE Access
In modern thermal infrared applications, multi-spectral camouflage scenarios should be developed to mitigate the thermal signature of an object. In general, camouflage needs to be satisfied in two main optical ranges: visible, and infrared (IR). In t
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::601a12e725cb145525151db76a2e3404
https://doi.org/10.1109/access.2021.3093704
https://doi.org/10.1109/access.2021.3093704
Publikováno v:
Journal of Applied Physics
High electron mobility transistors (HEMTs) based on gallium nitride (GaN) with a wide range of application potentials need to be rigorously examined for reliability to take advantage of their intrinsically extraordinary properties. The most vital par
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::1ce10484338b7734faad9858174197f6
https://hdl.handle.net/11693/111545
https://hdl.handle.net/11693/111545
Autor:
Hasan Kocer, Yilmaz Durna, Halil Isik, Mahmut Can Soydan, Bahram Khalichi, Amir Ghobadi, Hamza Kurt, Ekmel Ozbay
Publikováno v:
Journal of Physics D: Applied Physics
Passive radiative cooling (PasRadCool), which emits thermal energy from objects to deep cold space through atmospheric transparency, offers complementary and alternative green energy solutions for passive cooling of buildings, clothing, and renewable
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e113a4372e8d9f4f4f007fe049165415
https://doi.org/10.1088/1361-6463/ac9fde
https://doi.org/10.1088/1361-6463/ac9fde
Autor:
Bahram Khalichi, Amir Ghobadi, Ataollah Kalantari Osgouei, Hasan Kocer, Ebru Buhara, Ekmel Ozbay
Publikováno v:
2021 IEEE Photonics Conference (IPC).
A thermally tunable nanoantenna emitter based on a hybrid design made of a metamaterial absorber and a phase change material is developed for thermal camouflage applications. The proposed design perfectly mimics the atmospheric windows to obtain invi
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::f79570de0ae203522c4a5db35692e179
https://doi.org/10.1109/ipc48725.2021.9592928
https://doi.org/10.1109/ipc48725.2021.9592928
Publikováno v:
Optical Society of America. Journal B: Optical Physics
Due to several advantages over conventional devices for the control of electromagnetic (EM) radiation, the demand for metasurface utilization based on artificially engineered micro and nanostructures is boosted, especially in new generation devices.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::162195c6c0acc95d849770b8b16f6f2b
https://doi.org/10.1364/josab.424589
https://doi.org/10.1364/josab.424589
Publikováno v:
AEU - International Journal of Electronics and Communications. 75:91-97
In wireless communication systems, angular positioning is an important aspect affecting the behavior of an antenna reception performance. In this study, a broadband, high gain rectangular microstrip patch antenna using planar-patterned metamaterial c
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::3697e4c751930b64b65721f3af3e73ff
https://doi.org/10.1016/j.aeue.2017.03.013
https://doi.org/10.1016/j.aeue.2017.03.013
Broadband asymmetric light transmission based on all-dielectric metasurfaces in the visible spectrum
An asymmetric transmission device composed of all dielectric phase gradient metasurfaces on the dielectric substrate in the visible wavelengths is proposed and designed. In order to verify its operation principle and investigate its asymmetric transm
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::a4c1e52229b4f92502ff3d4befe5ae77
http://hdl.handle.net/20.500.11851/2720
http://hdl.handle.net/20.500.11851/2720