Au19 Nanocluster Featuring a V-Shaped Alkynyl–Gold Motif Wan, Xian-Kai ; Tang, Qing ; Yuan, Shang-Fu ; Jiang, De-en ; Wang, Quan-Ming Abstract Publication: Journal of the American Chemical Society Pub Date: January 2015 DOI: 10.1021/ja512133a Bibcode: 2015JAChS.137..652W