TITLE: Nano-folded Au catalyst; SUBJECT: We deposited 60 nm of Au on a heat-shrinkable polymer, and heated the film at 200 C for 3 mins to form the nano-folded Au catalyst; CREDIT: Kam Sang Kowk, Johns Hopkins Univ. - Nano Lett. 2019, 19, 12, 9154-9159 Nov 18, 2019 https://doi.org/10.1021/acs.nanolett.9b04564; METHOD/INSTRUMENT: JEOL JSM-IT100 SEM