TY - GEN AU - Zhang,Jin AU - Alexandrova,Anastassia N TI - Double σ-Aromaticity in a Surface-Deposited Cluster: Pd4 on TiO2 (110) SN - 1948-7185 PY - 2015///0922 N1 - Publication Type: Journal Article UR - https://doi.org/10.1021/jz300158s ER -