Russian Journal of Inorganic Chemistry, Tập 44,Số phát hành 9-12British Library Lending Division with the cooperation of the Royal Society of Chemistry, 1999 |
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Trang 1411
... Heating NaLn ( BH4 ) 4 4DME ( Ln Sm , Eu , Yb ; DME = 1,2 - dimethoxyethane ) in vacuo ( ~ 1 x 10 mmHg ) at 150-200 ° C , followed by extraction with tetrahydrofurane ( THF ) , resulted in tetrahydrofuran- ates of samarium , europium ...
... Heating NaLn ( BH4 ) 4 4DME ( Ln Sm , Eu , Yb ; DME = 1,2 - dimethoxyethane ) in vacuo ( ~ 1 x 10 mmHg ) at 150-200 ° C , followed by extraction with tetrahydrofurane ( THF ) , resulted in tetrahydrofuran- ates of samarium , europium ...
Trang 1499
... heat evolved from the inner heater , U and I are the voltage and current on the inner heater , t is the period of heating , AT is the change in the temperature of the system due to the inflow or outflow of the amount of heat AQ , and Co ...
... heat evolved from the inner heater , U and I are the voltage and current on the inner heater , t is the period of heating , AT is the change in the temperature of the system due to the inflow or outflow of the amount of heat AQ , and Co ...
Trang 1603
... heating to 930 K and remains constant upon heating above this temperature . Compared to sample 1 , the weight of sam- ples 2 and 3 increases within the range 300 < T < 900 K and then remains unaltered . These patterns are repro- duced ...
... heating to 930 K and remains constant upon heating above this temperature . Compared to sample 1 , the weight of sam- ples 2 and 3 increases within the range 300 < T < 900 K and then remains unaltered . These patterns are repro- duced ...
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Vol 44 No 9 1999 | 1335 |
Structural Transitions in Neodymium Nickelate upon Iso and Heterovalent Substitutions | 1342 |
Synthesis and Study of New Compounds of the Uranovanadate Family | 1347 |
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ų absorption Academy of Sciences acid Akad analysis angles anions aqueous solutions atoms band bond lengths Buslaev calculated carbon cations Chem chemical shifts chloride cm-¹ complexes composition compounds concentration coordination corresponding crystal structure Crystallogr curves decomposition decrease diffraction patterns electron English Translation Copyright eutectic experimental extraction fluoride formation H₂O heating hydrogen bonds increase Inorganic Chemistry interaction ions Khim Koord ligand melting metal mol/l Moscow Nauk SSSR Neorg obtained Original Russian Text oxidation oxygen atoms phase diagram Phys plane platinum(IV plexes ratio reaction reagent refined Russia Received Russian Academy Russian Text Copyright salts samples sodium solid solutions solubility space group spectrum stability struc studied sulfide symmetry synthesis Table temperature thermal tion transition ture unit cell unit cell parameters uranyl valence values vanadium vanadium(V vibrational water molecules X-ray diffraction Yu.A