This 3 sentence summary provides the essential information about the document: The document is a lecture about diatomic molecules from an introduction to modern physics course taught in the fall of 2004 by Gary R. Goldstein at Tufts University, as it is part of their open courseware program which makes course materials freely available under a Creative Commons license.

1. Introduction to Modern Physics
Lecture 15:
Diatomic Molecules
Course Faculty
Gary R. Goldstein
Fall 2004
TUFTS Open Courseware
Tufts OCW material is licensed under a Creative Commons Attribution-Noncommercial-Share Alike Re-assembled by: Open Assembly
(2014)