Photochemical Energy Conversion.

@inproceedings{Batschelet1986PhotochemicalEC,
  title={Photochemical Energy Conversion.},
  author={William H. Batschelet and Arnold J. George},
  year={1986}
}
A visually appealing demonstration based on the photochemical decomposition of tris(oxalato) iron(III) to yield iron(II) and carbon dioxide.