2012 (EL 2012 Conference).
, , . : 2014 (Isamu Akasaki), (Hiroshi Amano) (Shuji Nakamura) . . , - .
LED. , , . 1960- , . , , , 1990- . 7 2014 .
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7 2014
"": 1 - . 2 - 3 - 4 - () 5 - C (SHUJI NAKAMURA)