13 noviembre 2014
Materials researchers have investigated the superconductor YBa2Cu3O7-x (abbreviated YBCO) using advanced X-ray spectroscopy. YBCO is a well-known ceramic copper-based material that can conduct electricity without loss (superconductivity) when it is cooled below its critical temperature Tc=-183° C.
http://feeds.sciencedaily.com/~r/sciencedaily/~3/CHtRHYX8UVM/141113110306.htm
