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pro vyhledávání: '"Matthew S. Heywood"'
Publikováno v:
Journal of the American Society for Mass Spectrometry. 24:335-340
We present mass spectrometric data demonstrating the effect that hydrogen has on a helium-based dielectric-barrier discharge (DBD) atmospheric-pressure plasma jet used as an ambient desorption/ionization (ADI) source. The addition of 0.9 % hydrogen t
Optimization of Native Fluorescence Detection of Proteins Using a Pulsed Nanolaser Excitation Source
Autor:
Matthew S. Heywood, Paul B. Farnsworth
Publikováno v:
Applied Spectroscopy. 64:1283-1288
We present a mathematical description of the signal-to-noise ratio (S/N) in a fluorescence-based protein detector for capillary electrophoresis that uses a pulsed ultraviolet (UV) laser at 266 nm as an excitation source. The model accounts for photob
Publikováno v:
Analytical chemistry. 83(17)
We describe direct imaging of the densities of helium metastable atoms in the afterglow of a helium dielectric-barrier discharge (He-DBD) using collisionally assisted laser-induced fluorescence (LIF). For the conditions tested, comparison of fluoresc