| 释义 |
WordReference Random House Unabridged Dictionary of American English © 2024su•per•con•duc•tiv•i•ty (so̅o̅′pər kon′dək tiv′i tē),USA pronunciation n. [Physics.]- Physicsthe phenomenon of almost perfect conductivity shown by certain substances at temperatures approaching absolute zero. The recent discovery of materials that are superconductive at temperatures hundreds of degrees above absolute zero raises the possibility of revolutionary developments in the production and transmission of electrical energy.
- 1915–20; super- + conductivity
Collins Concise English Dictionary © HarperCollins Publishers:: superconductivity /ˌsuːpəˌkɒndʌkˈtɪvɪtɪ/ n - the property of certain substances that have no electrical resistance. In metals it occurs at very low temperatures, but higher temperature superconductivity occurs in some ceramic materials
superconduction /ˌsuːpəkənˈdʌkʃən/ n ˌsuperconˈductive, ˌsuperconˈducting adj ˌsuperconˈductor n |