Zobrazeno 1 - 3
of 3
pro vyhledávání: '"H. A. Mehrabi"'
Publikováno v:
Progress in Natural Science: Materials International, Vol 26, Iss 4, Pp 411-414 (2016)
Mesoporous silica molecular sieves MCM-41 were synthesized under hydrothermal conditions. For this purpose, a solution with a molar coefficient of water, cetyltri-methyl ammonium bromide surfactants as template and sodium silicate as the source of Si
Publikováno v:
International Journal of Applied Glass Science. 4:266-273
The roles of Li2O and B2O3 and heat-treatment condition on crystallization behavior and flowability of leucite–fluoroapatite-based glass-ceramic glazes were investigated. The thermal expansion coefficient, mechanical, and chemical properties of the
Autor:
A Ariapour, H R Mehrabi
Publikováno v:
2010 International Conference on Environmental Engineering and Applications.
Fundamental of all plans of agriculture, forestry, range management and watershed management and aquifer and so on is physiographic study and determination of land talent. Cause of land use diversity in the region and soil erosion and degradation nee