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由美国国家静电公司引进的高频负离子源存在寿命短的问题。为提高该源寿命进行了一系列尝试,并通过在铷交换室和源之间加一冷却法兰,使其寿命明显提高。
The introduction of high-frequency negative ion source by the United States National Static Company existence of short life. A series of attempts have been made to increase the lifetime of the source, and by adding a cooling flange between the rubidium exchange chamber and the source, the life of the source is significantly increased.