SEARCH Articles Figures Tables Barium Yttrium Copper Oxide Crystals Barium oxide Copper oxidized Oxidants copper Oxidative coppering Oxidic copper YBCO (yttrium-barium-copper oxide YTTRIUM-BARIUM-COPPER-OXIDE SUPERCONDUCTING MATERIALS Yttrium-barium-copper oxid Yttrium-barium-copper oxid