• [1]

    . Atsushi Momuose et al. Analytical Sciences, 2001, 17:527—5302. Davis T J, GAO D et al. Nature, 1995, 373: 595—5983. Chapman D, Thomlinson W et al. Phys. Med. Biol., 1997,42: 2015—20254. Miles N Wernick et al. Phys. Med. Biol., 2003, 48: 3875—38955. ZHU P P, WANG J Y et al. Acta. Phys. Sin., 2005, 54(1):58—66(in Chinese)(朱佩平，王寯越等.物理学报，2005, 54(1): 58-666. JIANG X M, LI G at al. HEPNP, 2004, 28(12): 1282—1290(in Chinese)(姜晓明，黎刚等.高能物理与核物理, 2004, 28(12): 1282-1290)7. Oral Oltulu, Zhong Zhong, Moumen Hasnah et al. J. Phys.D: Appl. Phys., 2003, 36: 2152—21568. Pagot E, Cloetens P, Fiedler S et al. Applied Physics Let-ters, 2003, 82(20): 3421—3423