An international team has confirmed a phenomenon that has appeared in physics textbooks for nearly 40 years, but has never before been observed. The work may open the door for researchers to uncover completely unknown electrical properties of materials.
Fuente : http://www.eurekalert.org/pub_releases/2013-05/cco...
Fuente : http://www.eurekalert.org/pub_releases/2013-05/cco...