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SEMI publishes HB-LED standard relating to sapphire substrates

Several SEMI task forces have been developing standards related to LED manufacturing, and the first of these, describing specifications for 150-mm-diameter sapphire wafers, has now been approved. The HB-LED Standards Committee of SEMI, the global semiconductor industry association, has approved its first LED-related standard, entitled “SEMI HB1: Specifications for Sapphire Wafers Intended for Use for Manufacturing High Brightness-Light Emitting Diode Devices.” 

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