Patent · US Expired

Strong focus space charge

US4287419A · kind A · utility

10Cited by
4References
10Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMay 22, 1978
Grant dateSep 1, 1981
Priority date
Expiry dateMay 22, 1998

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG21K1/093
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

Strong focus space charge lens wherein a combination of current-carrying coils and charged electrodes form crossed magnetic and electric fields to focus charged particle beams.

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