Results 121 to 130 of about 2,139 (219)

Atmospheric Pressure Ionization Mass Spectrometry and Its Application in the Analysis of Ultra High Purity Gases: A Review

open access: yesYankuang ceshi, 2014
Ultra high purity (UHP) gases are very important in the manufacturing industry. As an example, in the semiconductor industry, the quality of electron gas directly affects the performance of semiconductor devices; a few parts per million of trace ...
ZHANG Ti-qiang, HU Shu-guo, HAN Qiao
doaj   +2 more sources

Ionization Characteristics of Atmospheric Pressure Ionization by Corona Discharge

open access: yesJournal of the Mass Spectrometry Society of Japan, 1976
KAMBARA, HIDEKI, KANOMATA, ICHIRO
openaire   +2 more sources

Control of a high frequency ignition system based in corona discharge with Arduino [PDF]

open access: yes
The Corona Discharge is an phenomena brought on by the ionization of a fluid such as air surrounding a conductor that is electrically charged with high tension and high frequency.
Baldebey Domenech, Albert
core  

Corona Discharge in Microwave Devices: A Comparison of Ionization Rate Models [PDF]

open access: yes
In this paper we compare the predicted Corona breakdown power threshold obtained by different ionization rate models for an infinite parallel-plate waveguide.
Sorolla, Eden, Mattes, Michael
core  

Methods for structural characterisation of Quillaja saponins by electrospray ionisation ion trap multiple-stage mass spectrometry [PDF]

open access: yes, 2008
This thesis describes methods for structural classification of Quillaja saponins based on high performance liquid chromatography hyphenated electrospray ionisation ion trap multiple-stage mass spectrometry, in combination with multivariate analysis ...
Bankefors, Johan
core  

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