Fig. 3: Characterization of pV4D4 polymer.
From: Ultrathin organosiloxane membrane for precision organic solvent nanofiltration
a XPS survey spectra of pV4D4 polymer on Si wafer and XP12 support membrane. b FT-IR spectra of 170 nm/XP12, XP12 membranes, pV4D4 polymer, and V4D4 monomer. c The enlarged FT-IR spectra of C=C group absorption band at 1598 cm−1. d, e AFM images of XP12 and 29 nm/XP12 membrane. f 2D-GIWAXS pattern and g 1D-GIWAXS spectra along out-of-plane and in-plane axis of pV4D4 polymer film.
