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Radio frequency cavity analysis, measurement, and calibration of absolute Dee voltage for K-500 superconducting cyclotron at VECC, Kolkata
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10.1063/1.4789784
/content/aip/journal/rsi/84/2/10.1063/1.4789784
http://aip.metastore.ingenta.com/content/aip/journal/rsi/84/2/10.1063/1.4789784
View: Figures

Figures

Image of FIG. 1.
FIG. 1.

Half-wave coaxial RF cavity for K500 superconducting cyclotron at VECC.

Image of FIG. 2.
FIG. 2.

Cross section CST Model of single half wave resonant Cavity.

Image of FIG. 3.
FIG. 3.

Electric field lines in Dee-liner region.

Image of FIG. 4.
FIG. 4.

Unloaded quality factors at different frequencies.

Image of FIG. 5.
FIG. 5.

Cavity size at different frequencies.

Image of FIG. 6.
FIG. 6.

Dee as transmission line segments. Reprinted with permission from J. Vincent, in “Modeling and Analysis of Radio Frequency Structures Using an Equivalent Circuit Methodology with Application to Charged Particle Accelerator RF Resonators,” Ph.D. dissertation (Michigan State University, USA, 1996). Copyright 1996 by J. Vincent.

Image of FIG. 7.
FIG. 7.

Voltage distribution at 14 MHz.

Image of FIG. 8.
FIG. 8.

Shunt impedance variation with frequency.

Image of FIG. 9.
FIG. 9.

Tuned condition at 14 MHz in Smith chart of network analyzer.

Image of FIG. 10.
FIG. 10.

Dee pick up waveform in pulsed mode.

Image of FIG. 11.
FIG. 11.

X-ray detector with feed through and cablings.

Image of FIG. 12.
FIG. 12.

Schematic diagram for the X-ray spectrum measurement set up of SCC Dee voltage.

Image of FIG. 13.
FIG. 13.

Place of insertion of X-ray detector probe.

Image of FIG. 14.
FIG. 14.

Measured X-ray spectra at 40 kV Dee voltage.

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/content/aip/journal/rsi/84/2/10.1063/1.4789784
2013-02-06
2014-04-20
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Radio frequency cavity analysis, measurement, and calibration of absolute Dee voltage for K-500 superconducting cyclotron at VECC, Kolkata
http://aip.metastore.ingenta.com/content/aip/journal/rsi/84/2/10.1063/1.4789784
10.1063/1.4789784
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