ELECTROLYTE FOR ANODIC OXIDATION OF TYPE АВ SEMICONDUCTORS Russian patent published in 2006 - IPC H01L21/306 

Abstract SU 1840202 A1

FIELD: microelectronics.

SUBSTANCE: proposed electrolyte that may find wide application in MIS integrated circuit manufacture has organic solvent and oxygen-containing electricity conducting component. In addition it has carbon tetrachloride in the amount of 5 - 15 mass percent. Electrolyte may have organic solvent, pyrophosphoric acid, and carbon tetrachloride in following proportion, mass percent: pyrophosphoric acid, 0.3-3; carbon tetrachloride, 5-15, solvent, the rest.

EFFECT: improved parameters of semiconductor-anodic-oxide interface.

2 cl

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SU 1 840 202 A1

Authors

Alekhin Anatolij Pavlovich

Emel'Janov Arkadij Vlidimirovich

Lavrishchev Vadim Petrovich

Dates

2006-08-20Published

1977-04-19Filed