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Design and performance of a new induction furnace for heat treatment of superconducting radiofrequency niobium cavities
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10.1063/1.4725589
/content/aip/journal/rsi/83/6/10.1063/1.4725589
http://aip.metastore.ingenta.com/content/aip/journal/rsi/83/6/10.1063/1.4725589
View: Figures

Figures

Image of FIG. 1.
FIG. 1.

The schematic diagram of the induction heating system.

Image of FIG. 2.
FIG. 2.

Picture of induction furnace. Two scroll pumps, work head, and power supply are not visible here.

Image of FIG. 3.
FIG. 3.

Screen shot of the touch screen front panel taken when the furnace is not operating.

Image of FIG. 4.
FIG. 4.

The temperature measured inside the niobium susceptor as a function of power supply to the induction coil. The inside temperature reaches 1400 °C by using 38% of total power.

Image of FIG. 5.
FIG. 5.

Photograph of the cavity loading into the furnace using the pneumatic lifting mechanism.

Image of FIG. 6.
FIG. 6.

The temperature and pressure profiles during the heat treatment of a single cell cavity at 1200 °C for 6 h.

Image of FIG. 7.
FIG. 7.

Summary of Q 0 (B p) measurements at 2 K. Also shown is the average values of Q 0 at 2 K form Jefferson Lab 12 GeV upgrade 7-cell fine-grain cavities subjected to the standard fabrication process.

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/content/aip/journal/rsi/83/6/10.1063/1.4725589
2012-06-11
2014-04-18
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Design and performance of a new induction furnace for heat treatment of superconducting radiofrequency niobium cavities
http://aip.metastore.ingenta.com/content/aip/journal/rsi/83/6/10.1063/1.4725589
10.1063/1.4725589
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