Fig. 8From: Efficient Prediction and Analysis of Optical Trapping at Nanoscale via Finite Element Tearing and Interconnecting MethodThe optical forces and optical potentials exerted on the nanosphere in the system of gold nanosphere dimer, when the nanosphere moves from (0, 0, − 30 nm) to (0, 0, − 17 nm). a The optical forces. b The optical potentialsBack to article page