Blue Light Special: 2014 Nobel Prize in Physics - a podcast by Scientific American

The 2014 Nobel Prize in Physics goes to Isamu Akasaki, Hiroshi Amano and Shuji Nakamura for the invention of efficient blue light–emitting diodes, which has enabled bright and energy-saving white light sources. The winning work is explained by physics Nobel Committee members Per Delsing and Olle Inganäs
 

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