Write a meaningful sentence using the words: metallic grand electron.
Use these terms as key words for a search. Even though this is not my area of expertise, I did.
http://prola.aps.org/abstract/PR/v130/i5/p1703_1
(Broken Link Removed)
http://adsabs.harvard.edu/abs/1994PhRvB..50.1473J
http://72.14.253.104/search?q=cache:IlMRd-c5_5QJ:iwrwww1.fzk.de/biostruct/People/Manuscripts/semrau05.pdf+metallic+grand+electron&hl=en&gl=us&ct=clnk&cd=11&client=safari
http://www.sciencemag.org/cgi/content/abstract/302/5643/243
http://www.springerlink.com/content/hlmnn5gj6k27pm1b/
Search for the key words within each site to develop your own sentence. I hope this helps. Thanks for asking.