TOKYO — Japanese Nobel laureate Isamu Akasaki, who won the physics prize for pioneering energy-efficient LED lighting — a weapon against global warming and poverty — has died aged 92, his university said Friday.
Akasaki won the 2014 prize with two other scientists, Hiroshi Amano and Shuji Nakamura. Together they developed the blue light-emitting diode, described as a “revolutionary” invention by the Nobel jury.
He died of pneumonia on Thursday morning at a hospital in the city of Nagoya, according to a statement on the website of Meijo University, where Akasaki had been a professor.
LED lamps last for tens of thousands of hours and use just a fraction of energy compared …
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