Patent · US Expired

Surface coating to improve performance of ion trap mass spectrometers

US5633497A · kind A · utility

8Cited by
4References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 3, 1995
Grant dateMay 27, 1997
Priority date
Expiry dateNov 3, 2015

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01N30/72
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

The interior surfaces of an ion trap or ionization chamber is coated with an inert, inorganic non-metallic insulator or semiconductor material for the passivation of such surfaces so as to minimize absorption, degradation or decomposition of a sample in contact with the surface.

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