In the paper, the novel method of electro-deoxidization, namely, FFC Cambridge Process method was used to reduce solid Nb_2O_5 directly to niobium metal in a eutectic melt of CaCl_2-NaCl.

 
  • 本文采用FFC Cambridge Process法,亦称熔盐电脱氧法,在CaCl_2-NaCl熔盐中,以烧结的Nb_2O_5片为阴极、石墨棒为阳极,在3.;1V电压下将Nb_2O_5直接还原成金属铌。
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