Russian Journal of Inorganic Chemistry, Tập 25,Trang 961-1868Chemical Society, 1980 |
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Kết quả 1-3 trong 44
Trang 1346
... neodymium ion is determined to a large extent solely by the immediate environ- ment of the central atom . Furthermore , the changes in the functional groups are not reflected in the luminescence spec- tra , and the latter do not allow ...
... neodymium ion is determined to a large extent solely by the immediate environ- ment of the central atom . Furthermore , the changes in the functional groups are not reflected in the luminescence spec- tra , and the latter do not allow ...
Trang 1348
... neodymium concentration in the system leads to a further alteration of the spectrum . For the ratios Nd : P : Sn = 1 : 15.63 : 3.25 ( solution with a neodymium concentration of 4.0 wt . % ) , weak lines near 254 , 342 , 423 , 1120 , and ...
... neodymium concentration in the system leads to a further alteration of the spectrum . For the ratios Nd : P : Sn = 1 : 15.63 : 3.25 ( solution with a neodymium concentration of 4.0 wt . % ) , weak lines near 254 , 342 , 423 , 1120 , and ...
Trang 1629
... neodymium concentration relative to the CRE for the aquo - ion , since water molecules are displaced from the inner ... neodymium is illustrated in Fig . 3 , which shows that △ ( 1 / cT ) diminishes at both concen- trations investigated ...
... neodymium concentration relative to the CRE for the aquo - ion , since water molecules are displaced from the inner ... neodymium is illustrated in Fig . 3 , which shows that △ ( 1 / cT ) diminishes at both concen- trations investigated ...
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1979 Translated absorption bands acid aluminium analysis anion atoms bond calculated Chem chemical Chemistry chloride chromium(III cm-¹ cm¯¹ cm¹ complex formation components composition compounds concentration coordination copper(II corresponding crystallisation crystals curves decomposition decrease determined ditto DMSO electrical conductivity electronic equilibrium ethanol eutectic experimental extraction Figure fluoride formed groups H₂O heating hydrogen hydroxide increase infrared infrared spectra Inorg interaction investigated ionic ions isothermal kcal Khim Khimiya lanthanide ligand liquid magnesium manganese(III mass melt metal method mixture molar mole molecules molybdenum Moscow Nauk SSSR neodymium Neorg nickel(II nitrate obtained oxide oxygen parameters precipitate range ratio reaction reagent Russ salt shows sodium solid phases solid solutions solubility solvent specimens spectrum stability constants structure studied sulphate synthesis Table temperature ternary thermal tion Translated from Zhurnal vanadium vanadium(III vibrations wavenumbers X-ray diffraction X-ray diffraction patterns ytterbium Zhur Zhur.Neorg Zhurnal Neorganicheskoi Khimii zirconium