Zobrazeno 1 - 5
of 5
pro vyhledávání: '"Jia Wei Qu"'
Publikováno v:
DEStech Transactions on Engineering and Technology Research.
In this work, Cerium oxide in the shape of nano-rod and nano-cubic were synthesized by hydrothermal synthesis and cerium oxide in the shape of nano-particle were synthesized by coprecipitation method to study UV absorption characteristics of multi-sh
Publikováno v:
Advanced Materials Research. 549:109-112
Different solid base catalysts used for the polymerization of glycerol were prepared by impregnation. Catalyst type and the preparation conditions were optimized on the base of polymerization degree. Results showed: the best catalyst was KF/Al2O3, an
Publikováno v:
Advanced Materials Research. :1502-1506
WO3/ZrO2 solid superacid catalysts were prepared by coprecipitation and impregnation, then were characterized by XRD, N2 adsorption-desorption, Hammett indicator and pyridine chemisorption IR. The acid strength, acid type, acid volume, etc were compa
Publikováno v:
Advanced Materials Research. :571-574
CNTs was opened and surface modified by K2Cr2O7 and HNO3. The ratio of CNTs weight loss was used to show the effect of oxidation and the morphologies of CNTs was observed by TEM and IR. The results showed that the concentration of K2Cr2O7, oxidation
Autor:
Jia-Wei Qu, Sun Jiying, Yu Xiaofang, Hu Shuping, Qing Ge'er, Wang Zhigang, Gao Julin, Xie Min, Zhi-Jun Su
Publikováno v:
Acta Agronomica Sinica. 44:737