Synthesis of monophase HgBa2CuO4+delta under controlled partial oxygen pressureстатья
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Дата последнего поиска статьи во внешних источниках: 9 ноября 2013 г.
Аннотация:A reproducible method of synthesis of monophase HgBa2CuO4+delta is described. The synthesis is carried out in sealed silica tubes under controlled partial oxygen pressure. The best results were obtained within the [0.012-0.15] bar partial oxygen pressure range at 800 degrees C. Mixtures of transition metal oxides, Co3O4/CoO or CuO/Cu2O, were used to promote the exact regulation of the partial internal oxygen pressure.