Portable light source enables calibration of spectrometers. Vacuum Ultraviolet Light (40 to 200 nm) produced in electron-impact emission chamber by leading beam of gas across electron beam. Photons observed at right angles to electron-beam axis. Previously, there were blackbody standards in visible and near ultraviolet, but no intensity-calibration standards in VUV.
Vacuum-Ultraviolet Intensity-Calibration Standard
NASA Tech Briefs ; 10 , 3
1986-05-01
Miscellaneous
No indication
English
Vacuum-ultraviolet reflectometer
NTRS | 1977
|British Library Online Contents | 2003
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