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Items for "Hydrothermal synthesis"

Uranyl oxalate hydrates: structures and IR spectra

The novel compound (UO2)2C2O4(OH)2(H2O)2 (UrOx2A) and the previously studied compound UO2C2O4(H2O)3 (UrOx3) have been synthesized by mild hydrothermal methods...

Keywords: Uranyl oxalate, Hydrothermal synthesis, Infrared spectroscopy, Single crystal structure analysis, X-ray diffraction

04/2006 | Zeitschrift für Kristallographie, Oldenbourg Wissenschaftsverlag
A series of sheet-structured alkali metal uranyl oxalate hydrates: structures and IR spectra

The novel compounds K[(UO2)2(C2O4)2OH] · 2 H2O (KUrOx), Rb[(UO2)2(C2O4)2OH] · 2 H2O (RbUrOx), and Cs[(UO2)2(C2O4)2OH] · H2O (CsUrOx) have been synthesized by mild hydrothermal methods...

Keywords: Uranyl oxalate, Crystal structure refinement, Hydrothermal synthesis, Infrared spectra

08/2006 | Zeitschrift für Kristallographie, Oldenbourg Wissenschaftsverlag
Synthesis and crystal structure of Sr(AsO3OH) and Ba(AsO3OH): crystal chemistry of related MHXO4 (X = As, P, S) compounds

Crystals of M(AsO3OH) (M = Sr and Ba) were synthesized under hydrothermal conditions; single-crystal X-ray structure investigations were performed...

Keywords: MHXO4 compounds, Hydrothermal synthesis, Hydrogen bond, Single crystal structure analysis, X-ray diffraction

12/2006 | Zeitschrift für Kristallographie, Oldenbourg Wissenschaftsverlag
Crystal chemistry of RE(CO3)OH

Rare earth carbonate hydroxides, RE(CO3)OH, were hydrothermally synthesized from formic acid and the hydroxide gels of Nd, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, and Y...

Keywords: Rare earth carbonate hydroxides, Hydrothermal synthesis, Single crystal structure analysis, X-ray diffraction

07/2007 | Zeitschrift für Kristallographie, Oldenbourg Wissenschaftsverlag