【摘要】 描述了研制的液体镓离子源的结构工艺,并对该离子源的电流与引出电压的关系,电流与温度的关系,亮度等进行了测试和讨论.该离子源的性能现已达到:亮度=1.3×10¹²mA/cm²·rad²（在α=8°30＇张角内测量）;阈值电压5kV左右;寿命>50小时.更多还原

【Abstract】 The construction and technology of liquid gallium ion source are developed.The cur-rent vs.extraction voltage and the current vs.temperature as well as the brightness of thesource are measured and discussed.The present performances of ion source are as follows:the brightness equals to 1.3×10¹²mA/cm² rad² （at beam angle α=8°30′）,the thresholdvoltage is about 5 kV,the life time is over 50 h.更多还原