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Title: Compact time-of-flight mass spectrometer

Journal Article · · Instrum. Exp. Tech. (Engl. Transl.); (United States)
OSTI ID:5493739

This paper describes a time-of-flight mass spectrometer developed for measuring the parameters of a pulsed hydrogen beam. The duration of an electron-beam current pulse in the ionizer of the mass spectrometer can be varied within 2-20 usec, the pulse electron current is 0.6 mA, and the electron energy is 250 eV. The time resolution of the mass spectrometer is determined by the repetition period of the electron-beam current pulses and is 40 usec. The mass spectrometer has 100% transmission in the direction of motion of molecular-beam particles. The dimension of the mass spectrometer is 7 cm in this direction. The mass resolution is sufficient for determination of the composition of the hydrogen beam.

Research Organization:
Institute of Nuclear Research, Academy of Sciences of the USSR, Moscow
OSTI ID:
5493739
Journal Information:
Instrum. Exp. Tech. (Engl. Transl.); (United States), Vol. 28:4, PT.2
Country of Publication:
United States
Language:
English