TY - RPRT TI - Optical second-harmonic diffraction study of anisotropic surface diffusion: CO on Ni(110). AU - XD Xiao AU - XD Zhu AU - W Daum AU - YR Shen PY - 1992 DO - 10.1103/physrevb.46.9732 UR - https://pubmed.ncbi.nlm.nih.gov/10002786/ ID - 10002786 ER -