作者: Paul M. Grant
DOI: 10.1038/35025162
关键词: Superconductivity 、 Condensed matter physics 、 Ran 、 Obstacle 、 Physics
摘要: Following the discovery of superconductivity at liquid-nitrogen temperatures, idea making ‘superwires’ soon ran into problems. Structural impurities remain main obstacle, but a high dose calcium may be answer.