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The high - temperature phase is observed only in the temperature range of its existence . ... of the fact that the brannerite structural type ( monoclinic system , space preparation temperatures reported for various polymorgroup C2 ...
The high - temperature phase is observed only in the temperature range of its existence . ... of the fact that the brannerite structural type ( monoclinic system , space preparation temperatures reported for various polymorgroup C2 ...
Trang 1541
heating 601 715 y ( a ) temperatures not higher than melting point of Co ( VO3 ) 2 ( 749 ° C ( 8 ] ) using a DuPont thermoanalyzer . The X - ray diffraction study was made at room temperature with a DRON - 2 diffractometer using Cuką ...
heating 601 715 y ( a ) temperatures not higher than melting point of Co ( VO3 ) 2 ( 749 ° C ( 8 ] ) using a DuPont thermoanalyzer . The X - ray diffraction study was made at room temperature with a DRON - 2 diffractometer using Cuką ...
Trang 1542
Preparation of monoclinic and triclinic Co ( VO3 ) 2 depending on the temperature and duration of heat treatment amounts of the triclinic modification ( Fig . 2 ) , although the sample retained its brown color . This temperature can ...
Preparation of monoclinic and triclinic Co ( VO3 ) 2 depending on the temperature and duration of heat treatment amounts of the triclinic modification ( Fig . 2 ) , although the sample retained its brown color . This temperature can ...
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absorption According acid analysis angles anion aqueous atoms bands basis bismuth bond calcium calculations cation cell Chem chemical Chemistry chloride complexes composition compounds concentration constants contain coordination Copyright corresponding crystals curves decrease dependence determined distances effect electron energy equation equilibrium experimental extraction formation frequencies functions groups heating hydrogen increase indicates initial Inorganic intensities interaction ions Khim kJ/mol ligand melt metal method mixture molecule Moscow Neorg Note observed obtained occurs organic Original oxides oxygen parameters peritectic phase position possible precipitate prepared presence properties Publishing range ratio reaction REFERENCES region respectively Russian salts samples shift shows similar sodium solid solubility solutions space group spectra spectrum stability structure studied sulfate synthesis Table temperature thermal tion transition unit values vibrations X-ray diffraction