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Si-based GaN difficult to replace sapphire, says TSMC SSL president

Siu Han, Taipei; Adam Hwang, DIGITIMES Asia Monday 21 January 2013 0

Toshiba and US-based Bridgelux will reportedly start volume production of 8-inch Si-substrate GaN wafers for use to make LED chips in the first quarter of 2013, according to Taiwan-based makers. However, president Jacob Tam for TSMC Solid State Lighting...

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