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.
Fluorescence (red) and phosphorescence (blue) spectra recorded at r.t. (fluorescence) and 77 K (phosphorescence) for catalyst 4 (left) in a dichloromethane matrix and for acid 9 (right) in a pentane/isopentane matrix (for futher details, see the Supporting Information).
