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History World · October 1, 2026

Daily question · hard

Born in 1929, this engineer developed a crucial crystal growth technique that finally allowed high-quality blue semiconductor material to be produced reliably after decades of failed attempts by researchers worldwide. His breakthrough was essential to creating the modern white light-emitting diode, work that won him the Nobel Prize in Physics.

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Japan

💡 Isamu Akasaki received the Order of Culture.

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