Re: K6H2Nb6O19.8H2O

2009-03-20 Thread Alan Hewat
>> I didn´t find the crystalline phase >> K_6 H_2 Nb_6 O_19 .8H_2 O >> in ICSD database > > K7(H Nb6O19).(H2O)10 which is already pretty close, I should have given the reference for this and other similar Nb6O19 cluster compounds as: "Solid-state structures and solution behavior of alkali salts o

Re: K6H2Nb6O19.8H2O

2009-03-20 Thread Alan Hewat
> I didn´t find the crystalline phase > K_6 H_2 Nb_6 O_19 .8H_2 O > in ICSD database There are very many phases containing niobium oxide blocks, with various other cations and hydration states, so you may not find an exact match. You can still use ICSD to help understand the structure if you rela

K6H2Nb6O19.8H2O

2009-03-19 Thread José Marcos Sasaki
Dear Rietveld´s users, I didn´t find the crystalline phase K_6 H_2 Nb_6 O_19 .8H_2 O in ICSD database, if you know how to get crystallographic data, please let me know. Many thanks in advance Sasaki -- _ Dr. Jose Marcos Sasaki (professor associado