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Detection&Calibration

Detection&Calibration >> Reference Material >> Minority carrier lifetime Reference Wafer

Lifetime Reference Wafer is used to correct the parameters which is used to test the value of Lifetime,and than make it can accurate measure the value of lifetime.

Because the lifetime of surface can decay with time growth,so every Lifetime Reference Wafer has its validity,we must re-Verificate them on time, the Cycle is commonly 5 months.