GTS meeting 10 04 16

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  • Gun HV chamber
    • NEG cartridges have been mounted, but only 6 out of 8.
    • The perforated plate has been dry-fitted
    • NEGS mounted.jpg
    • Perforated plate tapering to chamber opposite to feedthrough.jpg
    • NEG feedthrough detail.jpg
    • Perforated plate covering feedthrough.jpg
    • The gun chamber has been baked at 250C with the NEG modules and the perforated screen only.
    • The NEGs were activated, first to 15 Amps while the chamber was at 250C, then a second time to 22 Amps while the chamber was back at room temperature.
    • The bake/activation cycle was performed to generate as much NEG dust as possible, which happens during the first two activation cycles per SAES paper.
    • Gun baked upside down.jpgNEGs inside upside down gun.jpg
    • NEG dust on flange after double activation.jpg
    • We assembled the electrode and even trained Yan on how to do that job!
    • Yan learning the trade of electrode assembly.jpg