Chart 1. Structures of Cr Compounds and Complex Ions Used for V2C XES Calibrationa.
a For (tpfc)CrO, Ar = pentafluorophenyl; for (PNPOMe)CrCl3, Ar = 2-methoxyphenyl.
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.