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IR spectro- scopic results imply that the layers produced in the vanadium oxide process are a little richer in arsenic oxide compared to reference 1. Vanadium was found in minor amounts by X - ray fluorescence analysis ( VRA - 30 ) in ...
IR spectro- scopic results imply that the layers produced in the vanadium oxide process are a little richer in arsenic oxide compared to reference 1. Vanadium was found in minor amounts by X - ray fluorescence analysis ( VRA - 30 ) in ...
Trang 1641
Spectra were recorded on a Bruker DPX 250 spectrometer at frequencies of 250 ( ' H ) , 53.6 ( 195Pt ) , and 62.9 ( 13C ) MHz . ' H NMR chemical shifts were measured from the following internal references [ 5 ] : ( i ) the central signal ...
Spectra were recorded on a Bruker DPX 250 spectrometer at frequencies of 250 ( ' H ) , 53.6 ( 195Pt ) , and 62.9 ( 13C ) MHz . ' H NMR chemical shifts were measured from the following internal references [ 5 ] : ( i ) the central signal ...
Trang 1679
X - ray diffraction patterns were analyzed with reference to the JCPDS - PDF2 database . ... for reaction mixtures that have been ultrasonicated for 1 h and for references ( reaction mixtures that have not been soni- cated ) .
X - ray diffraction patterns were analyzed with reference to the JCPDS - PDF2 database . ... for reaction mixtures that have been ultrasonicated for 1 h and for references ( reaction mixtures that have not been soni- cated ) .
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Vol 48 No 9 | 1282 |
Simultaneous English language translation of the journal is available from MAIK NaukaInterperiodica Russia | 1446 |
Vol 48 No 11 2003 | 1615 |
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absorption acid activation analysis angles anion atoms band bond calculated cations Chem chemical Chemistry cm-¹ complexes components composition compounds concentration constant containing coordination Copyright corresponding crystal crystal structure curves decreases determined diagram distances effect electron energy experimental field formation formed function heating hydrogen increases Inorganic intensity interaction ions Journal Khim layer ligand materials measured melting metal method mixture molecules Moscow Neorg Note observed obtained oxidation oxygen parameters phase Physics positions prepared properties range ratio reaction REFERENCES refined reflections region respectively ring Russian salt samples Sciences shifts shown shows signals single sodium solid solid solutions solubility solutions space space group spectra spectrum spinel stability structure studied Synthesis Table temperature thermal tion trans transition Translation values vibrations X-ray diffraction