GTAT financial woes likely stem from low yield rates, say Taiwan makers

Siu Han, Taipei; Adam Hwang, DIGITIMES Asia Thursday 9 October 2014 0

US-based sapphire ingot producer GT Advanced Technologies (GTAT) has applied for bankruptcy protection possibly because its HEM technology-based ingot growing process has seen much lower than expected yield rates at only about 40%, according to sources...

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