DIY PN Junction Diode Fabrication

thermal oxide growth _500nm closeup thermal oxide growth _500nm First pictures show wafers with 5000A field oxide, then etched active region for the anode with HF. As you can see on the curve tracer, reverse bias conditions are surprisingly good with little leakage current down to -6 volts.etched active area for dopingimpurities on oxide and bare Si closeup diode plan Diode test 1

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