Search Results - "Compaan, Alvin D."

Wiring-up Carbon Single Wall Nanotubes to Polycrystalline Inorganic Semiconductor Thin Films: Low-Barrier, Copper-Free Back Contact to CdTe Solar Cells by Phillips, Adam B, Khanal, Rajendra R, Song, Zhaoning, Zartman, Rosa M, DeWitt, Jonathan L, Stone, Jon M, Roland, Paul J, Plotnikov, Victor V, Carter, Chad W, Stayancho, John M, Ellingson, Randall J, Compaan, Alvin D, Heben, Michael J

“…We have discovered that films of carbon single wall nanotubes (SWNTs) make excellent back contacts to CdTe devices without any modification to the CdTe…”
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High efficiency, magnetron sputtered CdS/CdTe solar cells by Compaan, Alvin D., Gupta, Akhlesh, Lee, Sunghyun, Wang, Shanli, Drayton, Jennifer

“…Polycrystalline II–VI semiconductor materials show great promise for efficient, low-cost photovoltaics. Large-area deposition of the II–VI semiconductors such…”
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High efficiency ultra-thin sputtered CdTe solar cells by Gupta, Akhlesh, Parikh, Viral, Compaan, Alvin D.

“…Large scale manufacturing of CdTe PV modules at the GW/yr level may be constrained due to the limited availability of the relatively rare (Te) element and the…”
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Photovoltaics: Clean power for the 21st century by Compaan, Alvin D.

“…Silicon still is the material of choice for more than 90% of PV production, although very recently the commercial production of thin film PV has accelerated…”
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Ultrathin CdTe Solar Cells with MoO3−x/Au Back Contacts by Paudel, Naba R., Compaan, Alvin D., Yan, Yanfa

“…We report on the fabrication and characterization of CdTe thin-film solar cells with Cu-free MoO 3− x /Au back contacts. CdTe solar cells with sputtered CdTe…”
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Stability of sub-micron-thick CdTe solar cells by Paudel, Naba R., Wieland, Kristopher A., Young, Matthew, Asher, Sally, Compaan, Alvin D.

“…ABSTRACT Sputtered CdS/CdTe cells with only 0.75 µm of CdTe have reached AM1.5 efficiencies over 12.5%. But the use of very thin absorber layers of CdTe raises…”
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Materials challenges for terrestrial thin-film photovoltaics by Compaan, Alvin D

“…Photovoltaic (PV) materials are often classified into first, second, and third generations…”
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Sputtered Cd1-xZnxTe films for top junctions in tandem solar cells by SUNG HYUN LEES, GUPTA, Akhlesh, SHANLI WANG, COMPAAN, Alvin D, MCCANDLESS, Brian E

“…Cd1-xZnxTe alloy films with 1.6 and 1.7eV band gaps were deposited by RF magnetron sputtering from targets made either of mixed powders or alloys of CdTe and…”
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Ultra-Thin and Lightweight CdS/CdTe Solar Cell Fabricated on Ceramic Substrate for Space Applications by Jamarkattel, Manoj K., Phillips, Adam B., Liyanage, Geethika K., Alfadhili, Fadhil K., Bastola, Ebin, Plotnikov, Victor V., Compaan, Alvin D., Ellingson, Randy J., Heben, Michael J.

“…Ultra-thin and light weight cadmium telluride (CdTe) solar cells were fabricated on 20-micron thick yttria-stabilized zirconia (3YSZ) substrate in superstrate…”
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All-sputtered 14% CdS∕CdTe thin-film solar cell with ZnO:Al transparent conducting oxide by Gupta, Akhlesh, Compaan, Alvin D.

“…Radio-frequency (rf)-sputtered Al-doped ZnO was used as the transparent front contact in the fabrication of high efficiency superstrate configuration CdS∕CdTe…”
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Ultrathin CdTe Solar Cells with MoO^sub 3-x^/Au Back Contacts by Paudel, Naba R, Compaan, Alvin D, Yan, Yanfa

“…Issue Title: 2013 U.S. Workshop on the Physics and Chemistry of II-VI Materials. Guest Editors: S. Sivananthan and N. K. Dhar We report on the fabrication and…”
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Time-resolved electrical and optical measurements in a plasma display panel by Gottschalk, J.R., Shvydky, O., Compaan, A.D., Theodosiou, C.E., Williamson, W.

“…We have used a commercially available monochrome plasma display panel (PDP) to study the electrical and optical properties of PDPs. The monochrome PDP was…”
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Cd1−xMgxTe film characteristics and optical emission spectroscopy during sputtering by Gupta, Snigdha, Nawarange, Amruta, Compaan, Alvin D.

“…Cd 1−x Mg x Te is an attractive II-VI semiconductor alloy candidate for obtaining energy gaps wider than the 1.5 eV of CdTe needed for polycrystalline…”
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Characterizing thin film PV devices with Low-Incidence Surface Milling by Focused Ion Beam by Xiangxin Liu, Paudel, Naba R., Compaan, Alvin D., Kai Sun

“…We used Low-Incidence Surface Milling by Focused Ion Beam (LISM-FIB) at glancing incident angle from the film surface to expose complete structures of…”
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NSF research experiences for undergraduates summer projects: 1. Measuring electrical properties of polycrystalline films 2. Calibrating a spectral quantum efficiency system 3. Implementing an optical beam induced current (OBIC) system by Whitacre, J., McNett, K., Miller, B., Bohn, R.G., Compaan, A.D.

“…Three undergraduate students participated in photovoltaics research at the University of Toledo in the summer of 1992 under the NSF-sponsored program Research…”
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CdS/CdTe solar cells by RF sputtering and by laser physical vapor deposition by Compaan, A.D., Tabory, C.N., Yuxin Li, Zhirong Feng, Fischer, A.

“…Th authors have used excimer laser physical vapor deposition (LPVD) and RF magnetron sputtering for the growth of both CdS and CdTe films. In this paper, they…”
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Sputtered Cd 1− x Zn x Te films for top junctions in tandem solar cells by Hyun Lee, Sung, Gupta, Akhlesh, Wang, ShanLi, Compaan, Alvin D., McCandless, Brian E.

“…Cd 1− x Zn x Te alloy films with 1.6 and 1.7 eV band gaps were deposited by RF magnetron sputtering from targets made either of mixed powders or alloys of CdTe…”
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Raman, photoluminescence, and SEM studies of CdS and CdTe films grown by RF sputtering and laser physical vapor deposition by Bohn, R.G., Yuxin Li, Meilun Shao, Tabory, C.N., Zhirong Feng, Fischer, A., Compaan, A.D.

“…Polycrystalline films of CdS, CdTe, as well as CdS/CdTe heterojunctions grown by RF magnetron sputtering and by pulsed laser physical vapor deposition are…”
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High efficiency, magnetron sputtered CdS/CdTe solar cells: Thin film PV by COMPAAN, Alvin D, GUPTA, Akhlesh, LEE, Sunghyun, SHANLI WANG, DRAYTON, Jennifer

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Transient response of CdS/CdTe cells with heavy doping of Si, P and Cu by Nawarange, A., Xiangxin Liu, Compaan, A.D.

“…We have studied magnetron sputtered CdS/CdTe cells having CdTe or CdS intentionally doped with either Si, P or Cu. This study was done to understand the…”
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