-
[1]
U. Lynen, M. Stelzer, A. Gobbi, H. Sann, A. Olmi, Nucl. Instr. and Meth., 133(1976), 409.[2] J. Pochodzalla et al., Nucl. Instr. and Meth., 234(1985), 97[3] 沈文庆等, 高能物理与核物理, 7(1983), 500,[4] L. Loeb, Basic Processes of Gaseous Electronics, University of California Press, 1961.[5] BALZERS公司的产品说明书.[6] 沈文庆等, 近物所内部资料.