Russian Journal of Inorganic Chemistry, Tập 7,Phần 1British Library Lending Division with the cooperation of the Royal Society of Chemistry, 1962 |
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Kết quả 1-3 trong 79
Trang 433
... X - Ray diagrams of certain specimens of the Nb - Si system : 1 ) Nb ; 2 ) NbSio.15 ; 3 ) NbSio.25 ; 4 ) NbSi0.39 ; 5 ) NbSio.60 . The X - ray photographs were taken with Cu Ka radiation using powder cameras of diameter 57.3 and 143.3 ...
... X - Ray diagrams of certain specimens of the Nb - Si system : 1 ) Nb ; 2 ) NbSio.15 ; 3 ) NbSio.25 ; 4 ) NbSi0.39 ; 5 ) NbSio.60 . The X - ray photographs were taken with Cu Ka radiation using powder cameras of diameter 57.3 and 143.3 ...
Trang 442
... X - Ray diffraction of the residual solid phase showed only the lines of the initial substances . The authors thank V. G. Kuznetsov for helpful discus- sions and his assistance in the X - ray measurements . 13 . 14 . 15 . 16 . 17 . 18 ...
... X - Ray diffraction of the residual solid phase showed only the lines of the initial substances . The authors thank V. G. Kuznetsov for helpful discus- sions and his assistance in the X - ray measurements . 13 . 14 . 15 . 16 . 17 . 18 ...
Trang 443
... X - ray diffraction has been insufficiently used . In the present work crystalline specimens from melts of lead oxide and silica containing 20 , 25 , 33.3 , 40 , and 50 mole % from the SiO2 were subjected to X - ray phase analysis ...
... X - ray diffraction has been insufficiently used . In the present work crystalline specimens from melts of lead oxide and silica containing 20 , 25 , 33.3 , 40 , and 50 mole % from the SiO2 were subjected to X - ray phase analysis ...
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acid Akad alanine alcohol alkali alloys ammonia ammonium analysis anions aqueous solution atom BaSO binary cadmium calculated cations Chem chemical chemistry chloride complex formation composition compounds concentration constant crystallisation crystals decomposition dehydration determined diethanolamine dissociation electrode endothermic equilibrium diagram ethanol eutectic eutectic point experimental extraction formed gallium H₂O H₂SO hydrates hydrogen hydroxide Inorg ions isomolar series isotherms K₂ kcal Khim ligand liquid lithium melting metal method mixture mole molecules monoethanolamine Na₂SO NaCl NaOH Nauk SSSR Neorg niobium nitrate nitric nitrile Obshch obtained optical density oxide perchlorate phase physicochemical platinum platinum(II plexes potassium precipitate PtCl Py₂ pyridine reaction reagent reciprocal system resin Russ salt Schiff bases shows sodium solid solutions soln solu solubility specimen stable studied sulphate Table tantalum tartaric acid temperature ternary system thermal thermogram tion titanium uranyl vanadium(II X-ray Zhur zirconium