MatDL Header Image
Link to NSF Home Page Link to NSDL Home Page

Terms of Use


NSDL Materials Digital Library Pathway (MatDL) is part of the National Science Digital Library project and is supported by National Science Foundation (NSF) grants DUE-0532831 and DUE-0840792. Any opinions, findings, and conclusions or recommendations expressed in this material are those of the authors and do not necessarily reflect the views of the NSF.

Copyright Policy


  • All resources on this site are copyrighted by the individual authors unless otherwise noted.
  • A resource's copyright information is found in its rights element.
  • Unless otherwise noted, permission to make copies of resources for educational and scientific use is granted without fee provided that copies are not made or distributed for profit or commercial advantage.
  • When using a resource please cite or reference the resource's title, author(s), publication date and URL.


  • Except where otherwise specified, users may copy and re-distribute the metadata record of a resource contained in MatDL.
  • Users agree to not use the metadata record or any subset of the metadata record of resources by any means, digital or otherwise, except for non-commercial, educational purposes.

Kent State University NIST MIT University of Michigan Purdue Iowa State University

About | Terms of Use | Contact | Privacy Policy