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Photovoltaic Effect
f-alpha.net » Physics » Semiconductor Physics » Photovoltaic Effect » Let's go... » Experiment 4 - Photovoltaic Effect

Experiment 4 - The Photovoltaic Effect

If the light hits an electron-hole pair, the electron and the hole are separated...

  • by the positive space charge the electron is pulled into the n-layer, and
  • by the negative space charge the hole is pulled into the p-layer.

Illustration photovoltaic effect. (Enlarge)

To obtain, for example, a solar cell with a nominal voltage of 3 Volt, you connect internally six solar cells in series...

Illustration setup solar cell with 3 volts nominal voltage. (Enlarge)

Back to some circuits...

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