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Youngtae Park and Hyunbum Park
In this work, a study on large-diameter GaAs ingot growth is presented. Optimized temperature control technology is developed. Horizontal and vertical temperature application technologies with optimum conditions are investigated. The design result is ver...
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Seungwan Woo, Geunhwan Ryu, Taesoo Kim, Namgi Hong, Jae-Hoon Han, Rafael Jumar Chu, Jinho Bae, Jihyun Kim, In-Hwan Lee, Deahwan Jung and Won Jun Choi
We demonstrate, for the first time, GaAs thin film solar cells epitaxially grown on a Si substrate using a metal wafer bonding and epitaxial lift-off process. A relatively thin 2.1 µm GaAs buffer layer was first grown on Si as a virtual substrate, and a ...
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Athil S. Al-Ezzi and Mohamed Nainar M. Ansari
Employing sunlight to produce electrical energy has been demonstrated to be one of the most promising solutions to the world?s energy crisis. The device to convert solar energy to electrical energy, a solar cell, must be reliable and cost-effective to co...
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Suzanne K. Thomas, Adam Pockett, Krishna Seunarine, Michael Spence, Dimitrios Raptis, Simone Meroni, Trystan Watson, Matt Jones and Matthew J. Carnie
The number of interconnected devices, often referred to as the Internet of Things (IoT), is increasing at a considerable rate. It is inevitable therefore that so too will the energy demand. IoT describes a range of technologies such as sensors, software,...
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Mr. Mehedi Hasan, M. Tanseer Ali, Md. Kamrul Hasan, Shaira Tashnub Torsa, Mahfujur Rahman
Pág. 176 - 184
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Waldemar Gawron, Jan Sobieski, Tetiana Manyk, Malgorzata Kopytko, Pawel Madejczyk and Jaroslaw Rutkowski
This paper presents the current status of medium-wave infrared (MWIR) detectors at the Military University of Technology?s Institute of Applied Physics and VIGO System S.A. The metal?organic chemical vapor deposition (MOCVD) technique is a very convenien...
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Yang Liu, Bo Zhang, Yinian Feng, Xiaolin Lv, Dongfeng Ji, Zhongqian Niu, Yilin Yang, Xiangyang Zhao and Yong Fan
Frequency multipliers and mixers based on Schottky barrier diodes (SBDs) are widely used in terahertz (THz) imaging applications. However, they still face obstacles, such as poor performance consistency caused by discrete flip-chip diodes, as well as low...
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Hiroki Tawa, Hiromu Saiki, Yasuyuki Ota, Kenji Araki, Tatsuya Takamoto and Kensuke Nishioka
Because semiconductors absorb wavelengths dependent on the light absorption coefficient, photovoltaic (PV) energy output is affected by the solar spectrum. Therefore, it is necessary to consider the solar spectrum for highly accurate PV output estimation...
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Lubos Suslik, Jaroslava Skriniarova, Jaroslav Kovac, Dusan Pudis, Anton Kuzma and Jaroslav Kovac, Jr.
In this paper, we present the optical and electrical properties of surface-patterned GaAs-based Multiquantum Well (MQW) light emitting diodes (LEDs) with one- and two-dimensional photonic crystal (PhC) structures. Optical properties were analyzed in the ...
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N. Ndorere, B. Kounouhewa, M.B. Agbomahena
Pág. Page:66 - 78Abstract
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