Semiconductor Cold Trap

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<正>In higher vacuum field, one of the main factors of affecting the degree of vacuum is the pollution of vacuum pump oil,which is mainly caused by the back-streaming of the backing pump oil. Based on the technology of semiconductor refrigeration, th
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Main parameters of dipoles of CSRe are given at Table1.Because it is required to install detectors of charge exchange beside vacuum chamber along the dipoles,ma
<正>From above we can know the rise time of current pulse is about 250 ns (non-load). The stray inductance of main circuit is more than prefiguration. The reaso