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These chlorotungstates have a cen- trosymmetric structure ( space group P63 / m ) , in which the halogen atoms X are connected by rotation axis 3 . In the compounds studied in this work , the oxygen atoms of the borate anion play the ...
These chlorotungstates have a cen- trosymmetric structure ( space group P63 / m ) , in which the halogen atoms X are connected by rotation axis 3 . In the compounds studied in this work , the oxygen atoms of the borate anion play the ...
Trang 1181
The structural type B - W ( Cr , Si ) with the chemical formula A , B , space group Pm3m , and Temax = 23.2 K for Nb , Ge is characterized by three mutually perpendic- ular nonintersecting chains of dumb - bells along the direction ...
The structural type B - W ( Cr , Si ) with the chemical formula A , B , space group Pm3m , and Temax = 23.2 K for Nb , Ge is characterized by three mutually perpendic- ular nonintersecting chains of dumb - bells along the direction ...
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Isolated clusters of boron atoms can be distin- guished in structures of the type UB12 ( space group Fm3m ) . The phase YB12 with T = 4.7 K ( which is the maximum value in compounds of this structural type ) occurs at the stability ...
Isolated clusters of boron atoms can be distin- guished in structures of the type UB12 ( space group Fm3m ) . The phase YB12 with T = 4.7 K ( which is the maximum value in compounds of this structural type ) occurs at the stability ...
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HighTemperature Superconductors | 675 |
LiquidPhase Sintering of Superconducting YBa₂Cu3O Ceramics | 687 |
Synthesis and Properties of Inorganic Compounds | 693 |
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absorption According acid addition analysis angles anion atoms bands bismuth bonds calculated cations Chem chemical Chemistry cm-¹ complex composition compounds concentration constant containing coordination Copyright corresponding crystal curve decrease dependence described determined diagram distances effect electronic equilibrium exhibit experimental Figure follows formation frequencies H₂O heat hydrogen increase indicate initial Inorganic intensity interaction ions Khim leads ligand materials measured melt metal method mixture molecules Moscow Neorg nitrate Note observed obtained Original oxide oxygen parameters phase physical physicochemical position possible precipitate prepared present properties Publishing range ratio reaction REFERENCES region respectively Russian salts samples Sciences shift shows similar sodium solid solutions solubility solutions space group spectra spectrum stability structure studied synthesis Table temperature thermal tion transition Translation values various vibrations X-ray diffraction