FIELD: microelectronics. SUBSTANCE: process and device for removal of undesirable surface impurities from substrate surface by high-power radiation allow undesirable surface impurities to be removed without change of molecular structure of substrate located beneath. Pulse laser can be used as source of high-power radiation. EFFECT: increased efficiency of process and device. 22 cl, 3 dwg , 2 tbl
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Authors
Dates
1997-12-20—Published
1991-01-04—Filed