https://www.sciencedaily.com/releases/2016/01/160106101039.htm
New efficiency record set with dual-junction solar cell | ScienceDaily
A new world record has been set by scientists for converting non-concentrated (1-sun) sunlight into electricity using a dual-junction III-V/Si solar cell.
record setdual junctionsolar cellnewefficiency
https://microwave.co.th/
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