Except for the exercises placed in the public domain, Physlet® Physics, i.e., the text and associated script for the Illustrations, Explorations, and Problems in Physlet® Physics are copyrighted by Prentice Hall for the English language and copyrighted by Wolfgang Christian and Mario Belloni for all other languages. The HTML pages for public domain Physlet-based exercises are marked on the Physlet Physics CD.
Physlets, that is the Java applets themselves but not the Physlet Physics scripts or narrative, are free for noncommercial use as described below.
Instructors may not post the exercises from Physlet Physics on the Web without express written permission from the Publisher for English-language narrative and from Wolfgang Christian and Mario Belloni for all other languages. As stated on the Physlets website, Physlets (that is, the applets themselves) are free for noncommercial use. Instructors are encouraged to author and post their own Physlet-based exercises. In doing so, the text and script of Physlets-based exercises must be placed in the public domain for noncommercial use. Please share your work!
Authors who have written Physlet exercises and posted them on the Internet are encouraged to send us short e-mail with a link to their exercises. Links will be posted on the Physlets page: http://webphysics.davidson.edu/applets/Applets.html.
Under the conditions noted below, Physlets may be used for nonprofit, educational purposes without requesting permission from Wolfgang Christian or Davidson College:
Physlets, i.e., the Java applets themselves, are authored by Wolfgang Christian and his students at Davidson College. The term Physlet® is a registered trademark of Wolfgang Christian.
Commercial use of Physlets®, that is the Java Applets, requires the written permission of Wolfgang Christian.