Patent · US Expired

Secondary electron detector for use in a gaseous atmosphere

US4880976A · kind A · utility

26Cited by
5References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 10, 1988
Grant dateNov 14, 1989
Priority date
Expiry dateNov 10, 2008

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01J2237/24507
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

The invention provides for a device for generating, amplifying and detecting secondary electrons from a surface of a sample. The device may comprise a scanning electron microscope. The invention also provides for a method for generating, amplifying and detecting secondary electrons from a surface of a sample.

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