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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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Wei Shi, Lei Yang, Lei Hou, Zenan Liu, Nuo Xu and Zhiyang Xing
In this paper, the positive and negative symmetric pulses with a fast rising edge were generated by a GaAs photoconductive semiconductor switch (PCSS). When the GaAs PCSS was biased at 2.0 kV and triggered by a femtosecond laser pulse with a pulse energy...
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Rajendra K. Aithal, Amber T. Doss, Deepak P. Kumaraswamy, David K. Mills and Debasish Kuila
Bioengineering of dermal and epidermal cells on surface modified substrates is an active area of research. The cytotoxicity, maintenance of cell phenotype and long-term functionality of human dermal fibroblast (HDF) cells on conducting indium tin oxide (...
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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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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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Domenico de Ceglia, Luca Carletti, Maria Antonietta Vincenti, Costantino De Angelis and Michael Scalora
We investigate the enhancement of second-harmonic generation in cylindrical GaAs nanowires. Although these nanostructures confine light in two dimensions, power conversion efficiencies on the order of 10-5
10
-
5
with a pump peak intensity of ~1 GW/cm2
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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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Maryna Litvinova,Nataliia Andrieieva,Viktor Zavodyannyi,Sergii Loi,Olexandr Shtanko
Pág. 39 - 45
The use of modern applied computer programs expands the possibility of multicomponent statistical analysis in materials science. The procedure for applying the method of multiple correlation and regression analysis for the study and modeling of multifact...
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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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Mr. Mehedi Hasan, M. Tanseer Ali, Md. Kamrul Hasan, Shaira Tashnub Torsa, Mahfujur Rahman
Pág. 176 - 184
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N. Ndorere, B. Kounouhewa, M.B. Agbomahena
Pág. Page:66 - 78Abstract
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Kai-Henning Tybussek, Kevin Kolpatzeck, Fahd Faridi, Sascha Preu and Jan C. Balzer
THz time-domain spectroscopy (TDS) is a promising tool for quality control purposes in industrial applications, but the high cost and the relatively large laser sources still make it difficult to use the full potential of the technology for a decent pric...
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N. Ndorere, B. Kounouhewa, M. B. Agbomahena
Pág. Page:1 - 15Abstract
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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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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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Farzaneh Fadakar Masouleh, Narottam Das and Seyed Mohammad Rozati
Due to the rising power demand and substantial interest in acquiring green energy from sunlight, there has been rapid development in the science and technology of photovoltaics (PV) in the last few decades. Furthermore, the synergy of the fields of metro...
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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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Lou X. Orchard, Matthew L. Hoag
Effective management of the revenue process is critical to the success and long-run viability of any business. The revenue process also entails an elevated risk area for financial reporting fraud (AICPA 2002; Beasley et al., 2010). Accordingly, this impo...
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