Russian Journal of Inorganic Chemistry, Tập 39,Trang 997-1514Chemical Society, 1994 |
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... transition to the nonpolar rhombohedral structure R3c ( ẞ phase ) with normal conductivity takes place at 313 K [ 9 ] ( according to [ 10 , 11 ] , at 337 K ) . The a B transition is a first - order transition with a hysteresis of about ...
... transition to the nonpolar rhombohedral structure R3c ( ẞ phase ) with normal conductivity takes place at 313 K [ 9 ] ( according to [ 10 , 11 ] , at 337 K ) . The a B transition is a first - order transition with a hysteresis of about ...
Trang 1222
... transition depends on the purity and stoichiometry of the sample . Polymorph C with rhombohedral symmetry ( space group R3c ) appears at 337 K. The B - C transition is accompanied by a tenfold increase in ionic conduc- tivity with a ...
... transition depends on the purity and stoichiometry of the sample . Polymorph C with rhombohedral symmetry ( space group R3c ) appears at 337 K. The B - C transition is accompanied by a tenfold increase in ionic conduc- tivity with a ...
Trang 1224
... transition of the crystals to the rhombohedral modification always occurs through three consecutive phase transitions ( curve 11 ) . Two of these , observed at higher temperatures , have been described in the literature , while the ...
... transition of the crystals to the rhombohedral modification always occurs through three consecutive phase transitions ( curve 11 ) . Two of these , observed at higher temperatures , have been described in the literature , while the ...
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Vol 39 No 7 | 997 |
Synthesis and Properties of Inorganic Compounds D | 1013 |
Synthesis and Structure of Boratotungstates Ln3BWO Ln La Pr Nd SmHo | 1026 |
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2H₂O 3H₂O absorption bands Academy of Sciences acid Acta Akad analysis angles anion aqueous atoms calculated cations Chem chemical chloride cm-¹ complex composition concentration COORDINATION COMPOUNDS copper(II crystal curve decomposition decrease density determined dimers electron English Translation Copyright exhibit experimental extraction formation H₂O Hayka/Interperiodica Publishing Russia hydrogen bonds increase indium(I Inorg Inorganic Chemistry intensity interaction intercalated ions Khim Koord lanthanide lattice ligand MAHK Hayka/Interperiodica Publishing manganese(III melt metal method mixture mol/l molecules Moscow Nauk SSSR Neorg nitrogen observed obtained Original Russian Text oxidation oxygen oxygen atoms parameters perovskite phase phosphate Phys platinum platinum(IV plexes podands properties range rare-earth ratio reaction redox region Russia Received Russian Academy Russian Text Copyright salts samples sodium solid solutions solubility space group spectra spectrum stability studied superconducting synthesis Table temperature thermal tion transition ture values vibrations X-ray diffraction X-ray powder diffraction