Subject: How to figure out band gap for open shell system

From: Ohyun Kwon <[email-masked]>
Date: Fri, 24 Apr 1998 16:41:58 -0500 (CDT)

Dear CCL's;
Is anybody who has experiences about band gap calculations for open shell
system(radical or biradical)? I tried to do CIS calculations for
open shell but failed. I would greatly appreciate it if you give me
advices about this matter.
I am looking forward to hearing from you soon.

Ohyun Kwon
Department of Chemistry
Auburn University