Fig. 2: Structural evaluation of salt-loaded amorphous CNF during Joule heating process.
From: Direct observation of the formation and stabilization of metallic nanoparticles on carbon supports

a, b Bright field TEM images of the S-CNF at t = 0 s and t = 0.03 s, respectively, and c, d the SAED patterns of pristine S-CNF and Joule heated S-CNF, showing the crystallization of CNF and the formation of metallic Pt nanoparticles, respectively. Scale bars are 20 nm.