Tesla, Australia to turn 50,000 homes into power generators

Some 50,000 homes in South Australia will receive solar panels and Tesla batteries, the state government announced Sunday, in a landmark plan to turn houses into a giant, interconnected power plant.

Slow 'hot electrons' could improve solar cell efficiency

Photons with energy higher than the band gap of the semiconductor absorbing them give rise to what are known as hot electrons. The extra energy in respect to the band gap is lost very fast, as it is converted into heat and ...

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