1 Solar Cells and Light Solar Cells and Light - - Emitting Diodes: Emitting Diodes: two optoelectronic devices for a two optoelectronic devices for a greener planet greener planet 1. Solar cells and LEDs: how they fit into the world’s generation- and lighting-mixes. 2. Solar cells and LEDs: their design and operation. 3. LEDs: their prospects for contributing significantly to general- purpose lighting. 4. Solar cells: their prospects for contributing significantly to sustainable electricity generation.
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Solar Cells and LightSolar Cells and Light--Emitting Diodes:Emitting Diodes:
two optoelectronic devices for atwo optoelectronic devices for a
greener planetgreener planet
1. Solar cells and LEDs: how they fit into the world’s generation-and lighting-mixes.
2. Solar cells and LEDs: their design and operation.
3. LEDs: their prospects for contributing significantly to general-purpose lighting.
4. Solar cells: their prospects for contributing significantly to sustainable electricity generation.
The need for a diode structureThe need for a diode structure2
D.L. Pulfrey, Understanding Modern Transistors and Diodes, CUP, 2010. [Figs. 7.1, 8.1]
The The npnp--junctionjunction3
UMTD [Chap. 6]
Energy band diagram: solar cellEnergy band diagram: solar cell4