Japanese Nobel laureate Isamu Akasaki, inventor of blue LED, dies

TOKYO (Kyodo) — Japanese physicist Isamu Akasaki, a co-winner of the 2014 Nobel Prize in physics for inventing the world’s first efficient blue light-emitting diodes, has died, Meijo University said Friday. He was 92.

Akasaki, a professor at the university, had been recognized for the invention which has contributed to bright and energy-saving white light sources, widely known as LED lamps.

He died of a pneumonia Thursday morning at a hospital in the central Japan city of Nagoya, the university said.

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