Welcome to the . . .


Natural Bond Orbital

NBO 5* Homepage



Announcing NBO 6.0...

Re-set your browser URL or NBO bookmark to the NBO 6.0 website (nbo6.chem.wisc.edu) for further information.




"Discovering Chemistry with Natural Bond Orbitals"  

*NBO 5.9 for Gaussian 09

*NBCP (Natural Bond Critical Point) Module

New Features of NBO 5

FAQ/Updates/Bugfixes/Feedback

Quick Intro to NBO & NBOView

NBO Tutorials

What Are NBOs (and Other "Natural"-Type Orbitals)?

NBO Keywords & Sample Output

NBO References and Bibliography

Auxiliary NBOView Orbital Graphics Program

NBO-Affiliated Electronic Structure Systems

Ordering Information

Site Editors: Eric Glendening, Clark R. Landis, and Frank Weinhold

*Program and Manual (c) Copyright 1996-2010 Board of Regents of the University of Wisconsin System on behalf of the Theoretical Chemistry Institute. All Rights Reserved.