Neodymium cyclohexaphosphates in the NdCl3-Li6P6O18-H2O systemстатья
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Дата последнего поиска статьи во внешних источниках: 18 июля 2013 г.
Аннотация:The NdCl3-Li6P6O18-H2O system is studied at 20degreesC, NdCl3 concentrations of 0.05 to 0.1 mol/l, and Li6P6O18 concentrations of 0.025 to 0.15 mol/l. Simple cyclohexaphosphates with the general formula Nd2P6O18 . mH(2)O (m = 6, 8, 12) are identified, and the double cyclohexaphosphate Li3Nd3(P6O18)(2) . 26H(2)O is obtained for the first time. Li3Nd3(P6O18)(2) . 26H(2)O has a monoclinic structure with unit-cell parameters a = 24.24 Angstrom, b = 9.24 Angstrom, c = 14.53 Angstrom, and beta = 125.24degrees.