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Title: Direct current sputtering of boron from boron/carbon mixtures

Patent Application ·
OSTI ID:87304

A method for coating a substrate with boron by sputtering includes lowering the electrical resistance of a boron-containing rod to allow electrical conduction in the rod; placing the boron-containing rod inside a vacuum chamber containing substrate material to be coated; applying an electrical potential between the boron target material and the vacuum chamber; countering a current avalanche that commences when the conduction heating rate exceeds the cooling rate, and until a steady equilibrium heating current is reached and coating the substrate material with boron by sputtering from the boron-containing rod.

Research Organization:
Princeton Univ., NJ (United States)
Sponsoring Organization:
USDOE, Washington, DC (United States)
DOE Contract Number:
AC02-76CH03073
Assignee:
PPPL; SCA: 700480; 360101; PA: EDB-95:115110; NTS-95:021393; SN: 95001416737
Patent Number(s):
PATENTS-US-A8067967
Application Number:
ON: DE95015040; PAN: 8-067,967
OSTI ID:
87304
Resource Relation:
Other Information: PBD: 1993
Country of Publication:
United States
Language:
English