RE-ch3 - PV cells made of multiple silicon crystals h....

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Chapter 3: Solar Photovoltaics 1. Definitions a. Photovoltaic effect: The process through which light turns into electricity b. Photons: Tiny particles of energy that make up light c. N-type semiconductor: Semiconductors made with silicon doped with an impurity with a negative charge d. P-type semiconductor: Semiconductors made with silicon doped with an impurity with a positive charge e. Doping: The process of creating transistors by adding select impurities to semiconductors f. Czochralski process: The process of making monocrystalline silicon by pulling a silicon crystal out of a molten batch of polycrystalline silicon g. Polycrystalline PV cell:
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Unformatted text preview: PV cells made of multiple silicon crystals h. Gallium arsenide: A very efficient semiconductor made of alternating gallium and arsenic atoms. Much more expensive than silicon i. Thin film PV: PV cells made of thin films of amorphous silicon j. Nanotechnology: Technology that aims to manipulate molecules and atoms at extremely small scales k. SSPS: Satellite Solar Power System, A proposal to launch PV arrays into space & beam back their power in the form of microwaves 2. efficiency of best single-junction silicon solar cells: 30% 3. efficiency of best silicon PV modules: 17%...
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This note was uploaded on 04/13/2010 for the course CDAE 006 taught by Professor G.flo during the Fall '09 term at Vermont.

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