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... max = 13.3 K , of the ThCr2Siz - type structure , was prepared under high pressure ( p ~ 3GPa , T2 1000 ° C ) . ... conductors have focused on compounds that occur in that preparation of superconducting “ carbon - free ” systems R ...
... max = 13.3 K , of the ThCr2Siz - type structure , was prepared under high pressure ( p ~ 3GPa , T2 1000 ° C ) . ... conductors have focused on compounds that occur in that preparation of superconducting “ carbon - free ” systems R ...
Trang 1044
21 dif- Ca28.8 Fe ; 2 ( PO4 ) 210o.s samples prepared at different temperatures . The spectra parameters are given in fer slightly . Such differences are observed for both Table 2. The chemical shift ( 8 = 1.23–1.43 mm / s ) are S - Ca ...
21 dif- Ca28.8 Fe ; 2 ( PO4 ) 210o.s samples prepared at different temperatures . The spectra parameters are given in fer slightly . Such differences are observed for both Table 2. The chemical shift ( 8 = 1.23–1.43 mm / s ) are S - Ca ...
Trang 1123
To elucidate this point , we prepared individual compounds with Mo : P = 1 : 1 and measured their 31P NMR spectra , as well as spectra of PMO HPA heat - treated by various schedules . RESULTS AND DISCUSSION EXPERIMENTAL In this study ...
To elucidate this point , we prepared individual compounds with Mo : P = 1 : 1 and measured their 31P NMR spectra , as well as spectra of PMO HPA heat - treated by various schedules . RESULTS AND DISCUSSION EXPERIMENTAL In this study ...
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Interaction of Sodium Peroxide Compounds | 1031 |
Synthesis and Characterization of Calcium Iron Phosphate Ca28 8Fe3 2PO42100 5 | 1040 |
Crystal Structure of a HighTemperature Modification | 1048 |
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absorption according acid added addition analysis anion appearance atoms band bond calculated cations caused cell charge Chem chemical Chemistry complexes components composition compounds concentration considered constant containing coordination Copyright corresponding critical crystal curve decrease dependence determined distances effect electronic elements energy equation equilibrium experimental extraction field formation heating higher hydrogen increase indicates Inorganic intensity interaction ions Khim ligand liquid measured metal method mixture mol/l molecules Moscow Neorg Note observed obtained occur orbitals oxidation oxygen parameters phase phosphate positions possible precipitate prepared presence properties Publishing range ratio reaction REFERENCES respectively Russian salt samples scheme Sciences separation shift shows similar solid solubility solutions solvent space group spectra spectrum stability structure studied symmetry synthesis Table temperature thermal tion transition Translation unit values vibrations X-ray diffraction yield