Abstract
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In high quality solar cells, the internal luminescence can be harnessed to enhance the overall performance. Internal confinement of the photons can lead to an increased open-circuit voltage and short-circuit current. Alternatively, in multijunction solar cells the photons can be coupled from a higher bandgap junction to a lower bandgap junction for enhanced performance. We model the solar cell as an optical cavity and compare calculated performance characteristics with measurements. We also describe how very high luminescent coupling alleviates the need for top-cell thinning to achieve current-matching. | |
International
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Si |
Congress
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9TH INTERNATIONAL CONFERENCE ON CONCENTRATOR PHOTOVOLTAIC SYSTEMS: CPV-9 |
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960 |
Place
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Miyazaki, Japan |
Reviewers
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Si |
ISBN/ISSN
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978-0-7354-1182-1 |
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10.1063/1.4822199 |
Start Date
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15/04/2013 |
End Date
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17/04/2013 |
From page
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57 |
To page
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61 |
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Experimental and modeling analysis of internal luminescence in III-V solar cells |