CERN Accelerating science

Article
Report number CERN-OPEN-2011-028 ; CLIC-Note-868
Title Breakdown characteristics in DC spark experiments of copper focusing on purity and hardness
Author(s) Yokoyama, Kazue (KEK, Tsukuba) ; Fukuda, Shigeki (KEK, Tsukuba) ; Higashi, Yasuo (KEK, Tsukuba) ; Higo, Toshi (KEK, Tsukuba) ; Matsumoto, Shuji (KEK, Tsukuba) ; Santiago-Kern, Ana Rocia (CERN) ; Pasquino, Chiara (CERN) ; Calatroni, Sergio (CERN) ; Wuensch, Walter (CERN)
Publication 2010
Imprint 20 Sep 2010
Number of pages 4
In: 25th Linear Accelerator Conference, Tsukuba, Japan, 12 - 17 Sep 2010, pp.MOP075
Subject category Accelerators and Storage Rings
Accelerator/Facility, Experiment CLIC ; CTF3
Abstract The breakdown characteristics related to the differences in purity and hardness were investigated for several types of copper using a DC spark test system. Three types of oxygen-free copper (OFC) materials, usual class 1 OFC 7-nine large-grain copper and 6-nine hot-isotropic-pressed (HIP) copper with/without diamond finish, were tested with the DC spark test system. The measurements of the beta, breakdown fields, and breakdown probability are presented and discussed in this paper.

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 Record created 2011-06-01, last modified 2024-10-25


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