'Minority carrier diffusion length' diaporamas de présentation

Photovoltaic Devices

Photovoltaic Devices. Fall 2008 University of South Alabama. Outlines. Solar energy spectrum Photovoltaic device principles I-V Characteristics. Solar Energy Spectrum. Photovoltaic devices (solar cells) convert the incident solar radiation energy into electrical energy.

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Semiconductor Device Physics

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Lecture #9

Lecture #9. OUTLINE Continuity equations Minority carrier diffusion equations Minority carrier diffusion length Quasi-Fermi levels Read: Sections 3.4, 3.5. Derivation of Continuity Equation. Consider carrier-flux into/out-of an infinitesimal volume:. Area A , volume Adx. J N ( x ).

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EE130/230A Discussion 6

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Chapter 3-5. Continuity equation

Chapter 3-5. Continuity equation. The continuity equation satisfies the condition that particles should be conserved! Electrons and holes cannot mysteriously appear or disappear at a given point, but must be transported to or created at the given point via some type of carrier action.

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