TY - RPRT TI - A variable-width harmonic probe for multifrequency atomic force microscopy AU - Cai, Jiandong AU - Zhang, Li AU - Xia, Qi AU - Luo, Yangjun PY - 2015 DO - 10.1063/1.4909511 UR - https://www.osti.gov/biblio/22412648 ID - 22412648 ER -