Altermatt Lecture:   The PV Principle

 
 

3.5:  Conversion of solar heat into chemical energy*

To understand the thermodynamics of solar cells, we have to consider two separate steps:

  • the conversion of solar heat to chemical energy of electron-hole pairs, and
  • the conversion of chemical energy to electrical energy.

In the fourth part of the interview, Peter Würfel explains the first step (11 min 5 s).

Conversion to chemical energy

 

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