The Micro-nano Optics and Technology Research Group led by Prof. Lu Yonghua and Prof. Wang Pei from University of Science and Technology of China (USTC) of the Chinese Academy of Sciences (CAS) realized nanometric displacement measurement through the interaction between the illumination optical field and the optical antennas. This study was published on Physical Review Letters.
Click here for original story, Researchers employ antennas for angstrom displacement sensing
Source: Phys.org