[1] [1] Yaffe M J, Rowlands J A. Phys. Med. Biol., 1997, 42: 1.

[2] [2] Antonuk L E, Jee K-W, El-Mohri Y, et al. Med. Phys., 2000, 27(2):

          289.

[3] [3] Momose A, Koyama I, Yoneyama A, et al. Proceedings of SPIE Vol.

          4503 (09), (Conf. on Developments in X-Ray Tomography Ⅲ, 29 July-3 August 2001,

          San Diego, California, USA).

[4] [4] Butler L G, Ham K, Kurtz R L. Proceedings of SPIE, Vol. 4503 (07)

          (Conf. on Developments in X-Ray Tomography Ⅲ, 29 July-3 August 2001, San Diego,

          California, USA).

[5] [5] 4503 (08) (Conf. on Developments in X-Ray Tomography Ⅲ, 29 July-3 August 2001,

          Rao D V, Seltzer S M, Hubbell J H, et al. Proceedings of SPIE, Vol.

          San Diego, California, USA).

[6] [6] Martin T, Koch A J. Synchrotron Radiation, 2006, 13: 180.

[7] [7] Xray.com/products.html.

          Quantum CCD X-ray detectors. http://www.adsc-

[8] [8] Cooled CCD camera for X-ray applications. http://www.photomet.com/

          products.shtml.

[9] [9] 1997. 28.

          Koch A, Raven C. Proceedings of International Conference on

          Inorganic Scintillators and Their Applications, 22-25, Sept. Shanghai, China,

[10] [10] García-Murillo A, Le Luyer C, Dujardin C, et al. Nucl. Instrum.

          Meth. Phys. Res. A, 2002, 486(1-2); 181.

[11] [11] Pang M L, Lin J, Fu J, et al. Opt. Mater., 2003, 23(3-4): 547.

[12] [12] Liu X L, Qiu L Q, Gu M, et al. Proceedings of SPIE, 2004, 5774:

          628.

[14] [14] Cho J Y, Kim K Y, Park C R, et al. Solid State Phenomena, 2007,

          124-126: 395.

[15] [15] Phys. Res. A, 2005, 537: 237.

          Dujardin C, Le Luyer C, Martinet C, et al. Nucl. Instr. Methods

[16] [16] Kozuka H. Journal of Sol-Gel Sci. Technology, 2006, 40(2-3): 287.

[17] [17] 293.

          Wan Z Y, Liu J S, Ren T L, et al. Sens. Actuators A, 2005, 117:

[18] [18] Tauc J, Menth A, J. Non-Cryst. Solids, 1972, 8-10: 569.

[19] [19] 4414.

          Zhou J P, Chai C L, Yang S Y, et al. J. Appl. Phys., 2003, 94(7):

[20] [20] García-Murillo A, Le Luyer C, Garapon C, et al. Opt. Mater., 2002,

          19: 161.