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Pulsed arc discharge source

Figure 21-12. A pulsed arc discharge source (Figure 1 of ref. [38], Reprinted with permission from AAAS.)... Figure 21-12. A pulsed arc discharge source (Figure 1 of ref. [38], Reprinted with permission from AAAS.)...
As a result of miniaturization several electrical extremes are concentrated on the chip area of ca. 1 cm2 There are DC-voltage-sources in range of -2,000 to 200 V driving electrodes and the MCP, the micro-plasma electron source is powered by a RF-generator at 2.45 GHz, which is ignited by an arc discharge. For the ion separation steep pulse trains of several volts up to 270 MHz with a bandwidth of... [Pg.445]

Pulsed spark sources, in which the material to be analyzed is part of one electrode, are used for semiquantitative analyses. The numerous and complex processes involved in spark discharges have been studied in detail by time- and space-resolved spectroscopy (94). The temperature of d-c arcs, into which the analyte is introduced as an aerosol in a flowing carrier gas, eg, argon, is approximately 10,000 K. Numerous experimental and theoretical studies of stabilized plasma arcs are available (79,95). [Pg.114]


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See also in sourсe #XX -- [ Pg.632 , Pg.633 ]




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Arc discharge

Discharge source

Pulsed discharge

Source pulsed

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