[1] [1] ZHANG Chao-zong. System structureand performance parameters of industrial CT［J］. CT Theory and Applications, 2014, 23(3): 443-452.

[2] [2] YUAN Q, ZHANG K, HONG Y, et al. A 30 nm-resolution hard X-ray microscope with X-ray fluorescence mapping capability at BSRF［J］. Journal of Synchrotron Radiation, 2012, 19(6): 1021-1028.

[3] [3] HU Xiao-dong, ZOU Jing, XU Ying, et al. Correction method of micro CT rotating shaft motion error: China, 103759681［P］. 2014-04-23.

[4] [4] STAHLHUT P, EBENSPERGER T, ZABLER S, et al. A laboratory X-ray microscopy setup using a field emission electron source and micro-structured reflection targets［J］. Nuclear Instruments & Methods in Physics Research, 2014, 324(4): 4-10.

[5] [5] ZHANG Hui-tao, YU Ping, ZHAO Xing, et al. A virtual-focal-spot-based method for high-resolution image reconstruction on X-ray CT［J］. Nondestructive Testing, 2010, 32(5): 332-337.

[6] [6] YAO Jia-li, LI Zhong-yuan, WU Hua-zheng, et al. Super-resolution image reconstruction for micro-CT based on dictionary learning［J］. Journal of Southeast University (Natural Science Edition), 2016, 46(5): 957-963.

[7] [7] GUO Ming-huan, ZHANG Peng. Reconstructing high resolution image from overlapped low resolution projection data［J］. CT Theory and Applications, 2002, 11(2): 12-18.

[8] [8] XIE Tao-tao. Study of super-resolution reconstruction for CT images［D］. Nanjing: Southeast University, 2010.

[9] [9] FLOHR T G, STIERSTORFER K, SSS C, et al. Novel ultrahigh resolution data acquisition and image reconstruction for multi-detector row CT［J］. Medical Physics, 2007, 34(5): 1712.

[10] [10] MA Zhong, ZHAO Xin-bo, AI Xing, et al. Super-resolution reconstruction for X-ray of turbine blade［J］. Computerized Tomography Theory & Applications, 2010,19(1): 41-47.

[11] [11] AI Xin, ZHAO Xin-ho, YU Qing-chao, et al. Super-resolution reconstruction and its application in CT based non-destructive detection［J］. Science Technology and Engineering, 2010, 10(8): 1858-1861.

[12] [12] YONEYAMA A, BABA R, SUMITANI K, et al. Feasibility study of a high-spatial resolution x-ray computed tomography using sub-pixel shift method［J］. Applied Physics Letters, 2015, 106(8): 21.

[13] [13] YAN Z, LU Y, YAN H. Reducing the spiral ct slice thickness using super resolution［C］. IEEE International Conference on Image Processing. IEEE, 2010: 593-596.

[14] [14] LIU X, YU L, MANDUCA A, et al. A super resolution technique for clinical multi-slice CT［C］. SPIE Medical Imaging. International Society for Optics and Photonics, 2010: 76221Q.

[15] [15] YAN Z, LI J, Lu Y, et al. Super resolution in CT［J］. International Journal of Imaging Systems & Technology, 2015, 25(1): 92-101.

[16] [16] HUANG Jun-min. Super-resolution image reconstruction based on mutual information registration［D］. Guangzhou: South China University of Technology, 2010.

[17] [17] PARK S C, MIN K P, KANG M G. Super-resolution image reconstruction: a technical overview［J］. IEEE Signal Processing Magazine, 2003, 20(3): 21-36.

[18] [18] VANDERWALLE P, SUSSTRUNK S, VETTERLI M. A frequency domain approach to registration of aliased images with application to super-resolution［J］. EURASIP Journal on Advances in Signal Processing, 2006, 2006(1): 1-14.

[19] [19] MORITA H, OSHIMA T, KATAOKA J, et al. Novel photon-counting low-dose computed tomography using a multi-pixel photon counter［J］. Nuclear Instruments & Methods in Physics Research,2017.

[20] [20] CHEN Jin-ping, CUI Fang-fang, ZOU Jin, et al. Research on measurement methods for 3D spatial resolution of micro-CT［J］. Nanotechnology and Precision Engineering, 2017, 15(2): 127-134.