The 2014 Nobel laureate, Isamu Akasaki, sadly passed away in April at the age of 92. He was highly regarded for his work on the invention of efficient blue light-emitting diodes and research into new semiconductor materials.

中文翻译：

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纪念赤崎勇

2014 年诺贝尔奖获得者赤崎勇于 4 月不幸去世，享年 92 岁。他在高效蓝光发光二极管的发明和半导体新材料研究方面的工作受到高度评价。