Chemistry Grades and Chemistry Help

A new article in Nature from the Putterman lab at UCLA shows how peeling scotch tape in a vaccuum emits XRays.

http://www.nature.com/news/2008/081022/full/news.2008.1185.htm

Camara, C. G. , Escobar, J. V. , Hird, J. R. & Putterman, S. J. Nature 455, 1089–1092 (2008).