Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Design, Synthesis, and Characterization of Near-Infrared Afterglow Semiconducting Polymers. (A) Illustration of molecular of three SPs. (B) Molecular structure of three SPs. (C) Photographs of three SPs. (D) UV-Vis spectra of various SPs. (E) Fluorescence spectra of various SPs. (F) The dihedral angles for three SPs by density functional theory. Exchange functional: B3LYP. Basis sets: 6-31G*.
