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Catalytic properties of the high-temperature superconductor Y-Ba-Cu-Ag-O towards the oxidation of methanol

✍ Scribed by D. Klissurski; J. Pesheva; Y. Dimitriev

Publisher
Springer
Year
1989
Tongue
English
Weight
139 KB
Volume
8
Category
Article
ISSN
0261-8028

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Polycrystalline samples of HgBa 2 CuO 4þd , one underdoped with T c ¼ 84 K, one optimally doped with T c ¼ 91 K and one overdoped with T c ¼ 54 K, were prepared at 800 C in sealed silica tube under controlled partial pressures of O 2 pðO 2 Þ and Hg pðHgÞ in three-zone furnance. Critical temperature