X-ray tomography study on the structure of the granular random loose packing
Xing Yi1, Qiu Yu-Peng1, Wang Zhi1, Ye Jia-Chao1, Li Xiang-Ting1, †
       

(color online) (a) Scheme of the experimental apparatus, (b) number distribution of particle diameter, and (c) one tomogram scan of the packing system.