1. Chen, B.Y., Xia, L.P., Gao, S.Q., Wang, X.H., Li, J.H.: Internal report of RIPP: experimental research on cold-model of MIP industrial unit (in Chinese) (2002)
2. Wang, X.: Gas-solid flow patterns of a dual-loop FCC riser with varying diameter. Doctoral Thesis, Institute of Process Engineering, Chinese Academy of Sciences, Beijing, China (2006)
3. Wang, X., Gao, S., Xu, Y., Zhang, J.: Gas-solids flow patterns in a novel dual-loop FCC riser. Powder Technol. 152, 90–99 (2005)
4. Zhang, H., Johnston, P.M., Zhu, J.X., de Lasa, H.I., Bergougnou, M.A.: A novel calibration procedure for a fiber optic solids concentration probe. Powder Technol. 100(2), 260–272 (1998)
5. Zhu, J.X., Li, G.Z., Qin, S.Z., Li, F.Y., Zhang, H., Yang, Y.L.: Direct measurements of particle velocities in gas–solids suspension flow using a novel five-fiber optical probe. Powder Technol. 115(2), 184–192 (2001)