electron beam

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A method used initially by Akasaki and Amano to activate p-type properties in magnesium-doped gallium nitride, though it proved too slow for commercial production.

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Why It Was Almost Impossible to Make the Blue LED

Why It Was Almost Impossible to Make the Blue LED

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A method used by Akasaki and Amano to make magnesium-doped gallium nitride behave as p-type, but it was too slow for commercial production.