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Review of the silicon material task

Description: The Silicon Material Task of the Flat-Plate Solar Array Project was assigned the objective of developing the technology for low-cost processes for producing polysilicon suitable for terrestrial solar-cell applications. The Task program comprised sections for process developments for semiconductor-grade and solar-cell-grade products. To provide information for deciding upon process designs, extensive investigations of the effects of impurities on material properties and the performance of cells … more
Date: February 1, 1984
Creator: Lutwack, R.
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Thermal and other tests of photovoltaic modules performed in natural sunlight

Description: The electrical power output of photovoltaic solar cell modules is dependent upon the operating temperature of the cells, and decreases at a rate of approximately 0.5% per /sup 0/C with increasing cell temperature. Because of this temperature sensitivity, it is important to understand the thermal characteristics of modules so that modules and their supporting structures can be designed to reduce cell temperature to the extent that it is cost-effective. Thermal testing of photovoltaic modules is … more
Date: July 31, 1978
Creator: Stultz, J. W.
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