Results 91 to 100 of about 5,205 (220)

The mechanism of gibbsite crystal growth in Bayer liquor.

open access: yes, 1998
Although the precipitation of aluminium trihydroxide as gibbsite, via the Bayer process has been widely studied, the mechanism of crystal growth is poorly understood.
Mei-yin Lee (23295439)
core   +1 more source

Formulation of calcium dialuminate (CaO·2Al2O3) refractory cement from local bauxite

open access: yesJournal of Asian Ceramic Societies, 2015
Three types of bauxites containing aluminum hydroxide of 58.1% gibbsite and 19.3% boehmite for BX3, 95.5% of gibbsite for BX55 and 84.5% of gibbsite for BX8 were used with lime at 95% of CaO through solid state sintering in one stage to prepare a ...
A.B. Tchamba   +3 more
doaj   +1 more source

Design and preparation of highly filled water-borne polymer–Gibbsite nanocomposites [PDF]

open access: yes, 2018
Highly filled, high solids content, water-borne polymer–Gibbsite nanocomposites are prepared with Gibbsite contents as high as 35 wt%. The polymer–Gibbsite nanocomposites are synthesised via conventional starved feed emulsion polymerization using ...
Spoelstra, A.B.   +4 more
core   +1 more source

Properties of activated alumina obtained by flash calcination of gibbsite

open access: yes, 1992
On exposing gibbsite, with granulation below 10 μm to flash calcination of 0.5 s in the regime of pneumatic transport and at temperatures above 883 K, a microcrystalline material with a high degree of amorphization was obtained, as established from data ...
Terlecki-Baričević, Ana V.   +3 more
core   +1 more source

Mechanism and kinetics of gibbsite-seeded sodium aluminosilicate crystallisation from synthetic spent Bayer liquor

open access: yes, 2016
Despite a significant number of studies having been carried aimed at developing strategies for scale inhibition during the Bayer process, particularly in heat exchanger systems, there is still limited understanding of the underlying mechanisms and ...
Shi, L., Li, J., Gerson, A.R., Ruan, S.
core   +1 more source

Validation of a Standard Operating Procedure (SOP) for Forensic Soils Investigation in Brazil

open access: yesRevista Brasileira de Ciência do Solo
Soil traces are useful as forensic evidence due to their potential to transfer and adhere to different types of surfaces on a range of objects or persons. Several works have been developed in forensic soils, under different analytical approaches. However,
Samara Alves Testoni   +4 more
doaj   +1 more source

Mechanically induced reactivity of gibbsite: Part 1. Planetary milling

open access: yes, 2014
Gibbsite [γ-Al(OH)3] precipitated fromBayer leach liquor ismechanically activated in a planetary mill atambient conditions. Mechanical activated (MA) gibbsite is characterized in terms of particulate characteristics, structural characteristics and ...
Alex, T C   +3 more
core  

The Effect of Different Solvent on the Microstructure of Gibbsite during Hydrothermal Treatment

open access: yes, 2010
Phase structure and micromorphology of gibbsite after hydrothermal treated in different solvents were studied. Results showed that there was a relationship between micromorphology and phase structure of as-synthesized product.
Qi Na He, Zhen Gao, Jing Wang
core   +1 more source

88th Annual Meeting of the Meteoritical Society 2026: Abstracts

open access: yes
Meteoritics &Planetary Science, Volume 61, Issue S1, Page S48-S551, August 2026.
wiley   +1 more source

Density Functional Investigation of the Water Exchange Reaction on the Gibbsite Surface

open access: yes, 2016
The water exchange reactions on the gibbsite surface have been investigated by density functional calculations (B3LYP/6-31G(d) level) combining the supermolecular model and PCM model in this paper, and the water exchange rate constants on the gibbsite ...
Zhaosheng Qian (1499020)   +5 more
core   +1 more source

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