Radiant energy – Ionic separation or analysis – Methods
Patent
1979-08-27
1981-10-20
Anderson, Bruce C.
Radiant energy
Ionic separation or analysis
Methods
250287, 250423P, B01D 5944
Patent
active
042963222
ABSTRACT:
Organic substances, particularly those derived from a chromatograph, are analyzed by subjecting such a substance to laser radiation to produce negative ions of the substance, and by subjecting those negative ions to mass spectrometry, preferably time-of-flight mass spectrometry.
REFERENCES:
patent: 3596087 (1971-07-01), Health
patent: 3626181 (1971-12-01), Wernlund
patent: 4158775 (1979-06-01), Chutjlan et al.
patent: 4178507 (1979-12-01), Brunnee et al.
"Anal. Capabilities of Laser-Probe Mass Spect.", Kovalev et al., Int. J. of Mass Spect. and Ion Physics, 27, 1978, pp. 101-137.
"Laser Deportion-Mass Spect. of Polar Nonvolatile Bioorganic Mol.", Posthumus et al., Anal. Chem., vol. 50, No. 7, Jun. 1978, pp. 985-991.
"Stepwise Laser Photoionization of Molecules in a Mass Spect.: a new method for probing and detection of polyatomic molecules", Antonou et al., Optic Letters, vol. 3, No. 2, 8-78, pp. 37-39.
Anderson Bruce C.
Leybold-Heraeus Gesellschaft mit beschrankter Haftung
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