منابع مشابه
Effective role of CaO/P2O5 ratio on SiO2-CaO-P2O5 glass system
In the present work, the effect of the CaO/P2O5 ratio on the composition of sol-gel synthesized 58SiO2-(19 - x)P2O5-(23 + x)CaO (x = 0, 5, 10 and 15 mol%) glass samples was studied. Further, the effect of NBO/BO ratio on hydroxy carbonated apatite layer (HCA) forming ability based on dissolution behavior in simulated body fluid (SBF) solution was also investigated. CaO/P2O5 ratios of synthesize...
متن کاملCAO: A Fully Automatic Emoticon Analysis System
This paper presents CAO, a system for affect analysis of emoticons. Emoticons are strings of symbols widely used in text-based online communication to convey emotions. It extracts emoticons from input and determines specific emotions they express. Firstly, by matching the extracted emoticons to a raw emoticon database, containing over ten thousand emoticon samples extracted from the Web and ann...
متن کاملEquations of state of FeO and CaO
New shock-wave (Hugoniot) and release-adiabatic data for Feo.940 and CaO, to 230 and 175 GPa (2.3 and 1.75 Mbar) respectively, show that both oxides transform from their initial B1 (NaC1-type) structures at about 70 (* 10) GPa. CaO transforms to the B2 (CsC1-type) structure and FeO is inferred to do the same. Alternatively, FeO may undergo an electronic transition, but it probably does not disp...
متن کاملOptical Properties of (PVA-CaO) Composites
Polyvinyl alcohol and calcium oxide composites appeared by casting technique. The calcium oxide added to polyvinyl alcohol with different weight percentages are (0,1,2 and 3) wt.%. Results showed that the absorbance increases with increase the weight percentage of calcium oxide. The absorption coefficient, extinction coefficient, refractive index and real and imaginary parts of dielectric const...
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ژورنال
عنوان ژورنال: Comparative Literature: East & West
سال: 2002
ISSN: 2572-3618
DOI: 10.1080/25723618.2002.12015303