نتایج جستجو برای: Alumina silicate

تعداد نتایج: 21897  

2003
Subba Rao

Lithium ion conductors 5. Lithium Nitride Li3N 6. Lithium Lanthanum Titanium Oxide, Li3xLa0.67-xTiO3 7. Lithium Titanium Phosphate, LiTi2(PO4)3 Sodium ion conductors 8. Sodium β-Alumina, Na2O)1+x(Al2O3)11 9. Sodium β”-Alumina, Li-stabilized, Na1.5(Li0.25Al10.75)O17 10. Sodium β-Gallate, (Na2O)*n(Ga2O3) 11. Sodium β”-Gallate, Na1.98Ga10.673 O17 12. Sodium Yttrium Silicate, Na5YSi4O12 13. Sodium ...

Journal: :Chemical communications 2005
Donghai Wang Rong Kou Zhenglong Yang Jibao He Zhenzhong Yang Yunfeng Lu

The assembly of silicate and surfactant confined within cylindrical alumina pore channels results in circular hexagonal, concentric lamellar and other unique mesostructures.

2012

Aluminium, the third most abundant element in the earth’s crust, occurs in nature in combination with silicon and oxygen (i.e. as aluminium silicate). When subject to tropical weathering, aluminium silicate may react to form aluminium hydroxide. Rock containing high concentrations of aluminium hydroxide is called bauxite. This rock is the usual starting material for the production of aluminium....

2013
O. Mahran M. Shahat Wael Hagar

This work describes the comparison of the amplification characteristics (gain) and the Noise figure (NF) of the Thulium and Erbium in three different host materials which the Yttria Alumina-Silica glass, Fluoride and Tellurite fiber glass. The gain using these host materials covers the range 1.45-1.65 μm. Thulium doped fiber amplifier (TDFAs) operated in the region of wavelength (1480-1510 nm) ...

2008
D. P. K. Banerjee K. A. Misselt K. Y. L. Su N. M. Ashok P. S. Smith

We present broad-band 24, 70 and 160 μm photometry, 5-35 μm and 55-90 μm spectra of the eruptive variable V4332 Sgr from Spitzer observations. The distinguishing feature of the 5-35 μm spectrum is an unusually broad absorption feature near 10 μm at the position generally associated with silicate-rich dust. Through radiative transfer modeling, we show that this broad feature cannot arise from si...

Journal: :Scientific research on refractories and technical ceramics 2020

Journal: :The Journal of the Society of Chemical Industry, Japan 1949

Journal: :Journal of Alloys and Compounds 2021

Alumina is a common substance deporting in copper smelting slags when various secondary fractions, e.g. e-scrap or WEEE, are used as feedstock such along with primary sulphide concentrates. Properties of iron-silicate at high alumina concentrations, the iron-alumina spinel saturation, have been studied 1300 °C by temperature equilibration-quenching method combined EPMA (electron probe microanal...

Journal: :Engineering Structures and Technologies 2015

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