Patent · US Expired

Method for manufacturing low work function surfaces

US6117344A · kind A · utility

39Cited by
11References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 20, 1998
Grant dateSep 12, 2000
Priority date
Expiry dateMar 20, 2018

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03F7/2065
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

Methods for fabricating nano-structured surfaces having geometries in which the passage of elementary particles through a potential barrier is enhanced are described. The methods use combinations of electron beam lithography, lift-off, and rolling, imprinting or stamping processes.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.