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Kết quả 1-3 trong 87
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1 ) corresponding to the top of the barrier in the bond switching path . In configuration TS1 , the As - Se ( 4 ) , As - Se ( 5 ) , Se ( 4 ) –Se ( 6 ) , and Se ( 5 ) -Se ( 6 ) distances are 3.25 , 2.63 , 3.29 , and 2.59 Å , respectively ...
1 ) corresponding to the top of the barrier in the bond switching path . In configuration TS1 , the As - Se ( 4 ) , As - Se ( 5 ) , Se ( 4 ) –Se ( 6 ) , and Se ( 5 ) -Se ( 6 ) distances are 3.25 , 2.63 , 3.29 , and 2.59 Å , respectively ...
Trang 1675
Only after acidifying the solution to Intensity pH 6.3 , a band with a maximum at 935 cm - ' emerges , 895 which corresponds to stretching vibrations of the polymeric heptamolybdate ion ( 5–7 ) . The band at 895 cm- ' 300 835 persists ...
Only after acidifying the solution to Intensity pH 6.3 , a band with a maximum at 935 cm - ' emerges , 895 which corresponds to stretching vibrations of the polymeric heptamolybdate ion ( 5–7 ) . The band at 895 cm- ' 300 835 persists ...
Trang 1792
8.55 4.38 2.52 2 sherbyesve tregt 2.782.78 4.22 3 Arrange The compound is characterized by an X - ray diffraction pattern typical of hydrotalcites ; it displays four reflections corresponding to interplanar distances d = 8.59 ...
8.55 4.38 2.52 2 sherbyesve tregt 2.782.78 4.22 3 Arrange The compound is characterized by an X - ray diffraction pattern typical of hydrotalcites ; it displays four reflections corresponding to interplanar distances d = 8.59 ...
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Simultaneous English language translation of the journal is available from MAIK NaukaInterperiodica Russia | 1446 |
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absorption acid activation analysis angles anions atoms band bismuth bond bond lengths calculated cations Chem chemical Chemistry complex components composition compounds concentration constant containing coordination Copyright corresponding crystal crystal structure curves decreases determined diagram distances effect electronic energy experimental field formation formed heating hydrogen increases Inorganic intensity interaction ions Khim layer ligand Mater measured melting metal method mixture molecules Moscow Neorg Note observed obtained Original oxidation oxygen parameters patterns phase Physics points positions prepared presented properties range ratio reaction REFERENCES refined reflections region respectively Russian salt samples Sciences shifts shown shows signals sodium solid solutions solubility space space group spectra spectrum stability structure studied synthesis Table temperature thermal tion transition Translation values vibrations X-ray diffraction