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Volume 100, Issue 4
15 August 2006
Research Article| August 31 2006
Eugene A. Katz;
Department of Solar Energy and Environmental Physics, Jacob Blaustein Institutes for Desert Research,
Ben-Gurion University of the Negev
, Sede Boqer Campus 84990, Israel
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Jeffrey M. Gordon;
Department of Solar Energy and Environmental Physics, Jacob Blaustein Institutes for Desert Research,
Ben-Gurion University of the Negev
, Sede Boqer Campus 84990, Israel
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Wondesen Tassew;
Wondesen Tassew
Department of Solar Energy and Environmental Physics, Jacob Blaustein Institutes for Desert Research,
Ben-Gurion University of the Negev
, Sede Boqer Campus 84990, Israel
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Daniel Feuermann
Daniel Feuermann
Department of Solar Energy and Environmental Physics, Jacob Blaustein Institutes for Desert Research,
Ben-Gurion University of the Negev
, Sede Boqer Campus 84990, Israel
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Author & Article Information
a)
Also at: The Ilse Katz Center for Meso and Nanoscale Science and Technology, Ben-Gurion University of the Negev, Beersheva 84105, Israel.
b)
Author to whom correspondence should be addressed; also at: The Pearlstone Center for Aeronautical Engineering Studies, Department of Mechanical Engineering, Ben-Gurion University of the Negev, Beersheva 84105, Israel; electronic mail: jeff@bgu.ac.il
J. Appl. Phys. 100, 044514 (2006)
Article history
Received:
February 28 2006
Accepted:
May 30 2006
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Citation
Eugene A. Katz, Jeffrey M. Gordon, Wondesen Tassew, Daniel Feuermann; Photovoltaic characterization of concentrator solar cells by localized irradiation. J. Appl. Phys. 15 August 2006; 100 (4): 044514. https://doi.org/10.1063/1.2266161
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The ability to determine the macroscopic parameters that characterize photovoltaic performance, including their spatial dependence, especially at high flux, is demonstrated with extensive solar measurements on high-efficiency concentrator solar cells. Two case studies explore (a) the impact of inhom*ogeneous flux distribution on photovoltaic behavior, (b) establishing how solar cell parameters vary across the cell surface (of particular interest for deployment in high-concentration optical systems), and (c), the sensitivity of photovoltaic parameters to the spatial variation of series resistance that stems from nonuniform cell metallization. In the process, we elucidate current-voltage trends unique to strongly inhom*ogeneous illumination and to series resistance losses at high flux.
Topics
Short circuit, Electrical properties and parameters, Current-voltage characteristic, Solar cells, Thermodynamic states and processes, Spatial dependence, g-factor, Optical devices, Kaleidoscopes, Photovoltaics
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© 2006 American Institute of Physics.
2006
American Institute of Physics
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