Russian Journal of Inorganic Chemistry, Tập 47,Số phát hành 9-12Chemical Society., 2002 |
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Kết quả 1-3 trong 81
Trang 1481
... ratio of the reagents is 1 : 3 : 40 , respectively ; refluxing in DCB ) . However , metalloph- thalocyaninates were not formed under these condi- tions . By varying the reagent ratio and reaction dura- tion , we selected the optimal ...
... ratio of the reagents is 1 : 3 : 40 , respectively ; refluxing in DCB ) . However , metalloph- thalocyaninates were not formed under these condi- tions . By varying the reagent ratio and reaction dura- tion , we selected the optimal ...
Trang 1483
... ratio of 2 : 1 ( arising from the protons of two outer rings and one inner ring , respectively ) . Signals in the range 3.9-5.0 ppm are related to the pro- tons of the crown - ether substituents in the macrocycle . Table 2 summarizes ...
... ratio of 2 : 1 ( arising from the protons of two outer rings and one inner ring , respectively ) . Signals in the range 3.9-5.0 ppm are related to the pro- tons of the crown - ether substituents in the macrocycle . Table 2 summarizes ...
Trang 1711
... ratio ( I = 1 ) , then , as can be seen from Eq . ( 2 ) , the observed intensity ratio can be obtained for y = 0 and B 0 . Figures 1b and 1c show separately the low- and high - field components of the doublet on an extended scale . At ...
... ratio ( I = 1 ) , then , as can be seen from Eq . ( 2 ) , the observed intensity ratio can be obtained for y = 0 and B 0 . Figures 1b and 1c show separately the low- and high - field components of the doublet on an extended scale . At ...
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Vol 47 No 10 2002 | 1456 |
Vol 47 No 11 2002 | 1603 |
Hydrothermal Synthesis of Nanocrystalline Powders | 1609 |
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ų absorption acid analysis angles anion aqueous solution atoms band bond lengths calculated cations chelate Chem chemical cm-¹ complex composition compounds concentration coordination sphere corresponding crystal structure crystallographic curve decrease determined diffraction patterns dimers distances electron English Translation Copyright experimental formation formed g/cm³ H-bonds H₂O HCIO4 hydrogen bonds interaction ionic ions Khim ligands lithium MAIK Nauka/Interperiodica melting metal method mixture Mo atoms mol/l Moscow Nauk Neorg nitrate octahedra Original Russian Text oxide oxygen atoms perchlorate phase diagram phthalocyanine physicochemical pivalate pivalic acid plexes polyhedron proton Raman ratio reaction refined region Russia Received Russian Academy Russian Text Copyright salt samples sodium solid solutions solubility space group spectra spectrum studied synthesis Table temperature ternary thermal tion ture unit cell parameters values VD polyhedra vibrations water molecules X-ray diffraction X-ray powder diffraction