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  1. #1
      Eiman
    Jul 2011
    -
    14,750

    Insulators)) ȡ (Semiconductors) (Conductors) ӡ (Superconductors) ( ) ѡ . 1911 -273o. 4 -269o . . ɡ 1986 YBa2Cu3O7 -180o ɡ 25o.
    YBa2Cu3O7 -269o
    . . ǡ (Superconductors) (Semiconductors) . . 100 YBa2Cu3O7 100000 . ѡ . ɡ ۡ 10-13 ǡ .
    ڡ ..
    .......

  2. #2

    Jul 2012
    5,302

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