From owner-chemistry@ccl.net Wed Mar 18 05:05:01 2015 From: "Sergio Manzetti sergio.manzetti|,|outlook.com" To: CCL Subject: CCL: Gaussian command and second derivatives Message-Id: <-51133-150318050403-17073-ojZZq22owTUzIYhYAgbHYQ,+,server.ccl.net> X-Original-From: "Sergio Manzetti" Date: Wed, 18 Mar 2015 05:04:01 -0400 Sent to CCL by: "Sergio Manzetti" [sergio.manzetti#outlook.com] Dear all, I am not sure where in the following G09 command the second order derivatives are issued (not actually looking to use them at all): !QCISD(FULL,Conver=16,MaxCyc=1400)/genECP %mem=9686MB %chk=R.chk %nprocshared=4 #P QCISD(FULL,Conver=16,MaxCyc=1400)/genECP # Opt MaxDisk=50GB # Freq(VCD,Raman,Numerical) pop=NBOREAD # Gfinput IOP(6/7=3) Pop=full Density Test # Units(Ang,Deg) Which part of this command line issues the second order derivatives? Thanks