Results 11 to 20 of about 293,249 (323)

Colloidal zeolites and zeolite membranes

open access: yesJ. Mater. Chem., 2002
The synthesis of zeolite membranes and thin films using the secondary growth process is briefly described. In this process colloidal zeolite particles (sols) are prepared hydrothermally and then subsequently deposited on substrates to produce uniform layers of controlled thickness.
S Kallus   +7 more
openaire   +5 more sources

Use of a zeolite synthesised from alkali treated kaolin as a K fertiliser: Glasshouse experiments on leaching and uptake of K by wheat plants in sandy soil [PDF]

open access: yes, 2011
Zeolite N, a zeolite referred to in earlier publications as MesoLite, is made by caustic reaction of kaolin at temperatures between 80 °C and 95 °C. This material has a very high cation exchange capacity (CEC ≈ 500 meq/100 g).
Gilkes, Robert   +2 more
core   +2 more sources

Zeolite crystal layers coupled to piezoelectric sensors [PDF]

open access: yes, 1991
Microporous zeolite crystals were successfully coupled onto the gold electrodes of quartz crystal microbalances (QCM). A self-assembled monolayer of thiol-alkoxysilane coupling agent on the gold surface was used as the interfacial layer to promote ...
Bein, Thomas, Yan, Yongan
core   +1 more source

Aluminum-based activation of natural zeolite for glycerol steam reforming

open access: yesResults in Engineering, 2023
In this work, aluminum-based activated zeolite is employed for the first time in glycerol steam reforming. AlCl3 and Al(OH)3 were used as the activator agents for the natural zeolite.
John Philia   +4 more
doaj   +1 more source

Single Gas Permeance Performance of High Silica SSZ-13 Zeolite Membranes

open access: yesMembranes, 2018
Continuous and high silica SSZ-13 zeolite membranes were prepared on porous mullite supports from high SiO2/Al2O3 ratio or aluminum-free precursor synthesis gel.
Li Liang   +9 more
doaj   +1 more source

Zeolite synthesis from low-cost materials and environmental applications: A review

open access: yes, 2020
Zeolites with the three-dimensional structures occur naturally or can be synthesized in the laboratory. Zeolites have versatile applications such as environmental remediation, catalytic activity, biotechnological application, gas sensing and medicinal ...
A. Khaleque   +10 more
semanticscholar   +1 more source

Diquaternary Ammonium Compounds in Zeolite Synthesis: Cyclic and Polycyclic N-Heterocycles Connected by Methylene Chains [PDF]

open access: yes, 2009
An additional dimension has been added to our long-standing studies in high silica zeolite synthesis via a guest/host synergism. We have created and studied the impact of making symmetric diquaternary ammonium compounds, by varying the chain length ...
Burton, Allen W.   +3 more
core   +1 more source

Zeolite and deionised zeolite with magnesium in vitro comparative study

open access: yesFogorvosi Szemle, 2021
Examination of the zeolite and magnesium-exchanged zeolite system on human stem cells culture, different viability and ALP activity values at different concentrations provide information on the factors influencing ossification and bone “turnover”.
Ildikó Szilágyi   +4 more
doaj   +1 more source

An investigation of the effects of a silicalite type zeolite on PDMS-composites [PDF]

open access: yesJournal of the Serbian Chemical Society, 2000
The aim of this paper was to investigate the effect of a silicalite type zeolite on PDMS-zeolite composites. The obtained results show that the introduction of a silicalite type zeolite into polysiloxane matrices results in a change of the ...
Adnađević Borivoj, Jovanović Jelena
doaj   +3 more sources

A review on recent advances in CO2 separation using zeolite and zeolite-like materials as adsorbents and fillers in mixed matrix membranes (MMMs)

open access: yes, 2021
Anthropogenic emissions have developed the environmental demands for proficient carbon dioxide (CO2) separation technologies. Adsorption and membrane technologies are widely used to separate CO2 from other light gases due to their multiple technological ...
M. Zagho   +4 more
semanticscholar   +1 more source

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