Citation: Fourquet, J L; Gillet, P A; Le, Bail A (1988). Li/H topotactic exchange on beta-Li(1-x) Nb(1-x) Wx O3 (O <= x <= 0.5): the series H(1-x)Nb(1-x)WxO3. Materials Research Bulletin, 23, pp. 1253-1260.
Formula: H0.6 Nb0.6 O3 W0.4
Chemical name:Hydrogen niobium tungsten oxide (.6/.6/.4/3)