in terms of tip-sample interactions in high-order dynamic atomic force microscopy Yu Liu, Qiuquan Guo, Heng-Yong Nie, W. M. Lau, and Jun Yang Department of Mechanical and Materials Engineering, University of Western Ontario, London, Ontario N6A 5B9, Canada Biomedical Engineering Program, University of Western Ontario, London, Ontario N6A 5B9, Canada Surface Science Western, University of Wester...