Modeling and analysis of electrostatic adhesion force for climbing robot on dielectric wall materialsJiu-Bing Mao, Lan Qin, Wan-Xiong Zhang, Li Xie and Yong WangEur. Phys. J. Appl. Phys., 69 1 (2015) 11003DOI: https://doi.org/10.1051/epjap/2014140419