Results 81 to 90 of about 487,283 (249)

Enhancing the catalytic activity of hydronium ions through constrained environments

open access: yesNature Communications, 2017
Alcohol dehydration can be challenging in aqueous phase. Here the authors show that hydronium ions confined with zeolite pores catalyse alcohol dehydration at a significantly increased rate relative to aqueous phase hydronium ions, driven by an increased
Yuanshuai Liu   +7 more
doaj   +1 more source

Catalysis and spillover

open access: yes, 1993
Although hydrogen spillover is present in ZnO- and MoS2-based catalysts the activating centres cannot readily simultaneously sustain spillover and catalysis.
Barrett, E. P. S.   +4 more
openaire   +3 more sources

Catalysis at Ciba-Geigy

open access: yesCHIMIA, 1996
After an introduction describing the significance and a short history of catalysis at Ciba-Geigy, the present role of the Catalysis Section within the Central Research Services is outlined.
Rolf R. Bader   +2 more
doaj   +2 more sources

Transformation of Bulk Pd to Pd Cations in Small-Pore CHA Zeolites Facilitated by NO

open access: yesJACS Au, 2021
Shunsaku Yasumura   +8 more
doaj   +1 more source

The Synthesis of Green Palladium Catalysts Stabilized by Chitosan for Hydrogenation

open access: yesMolecules
The proposed paper describes a simple and environmentally friendly method for the synthesis of three-component polymer–inorganic composites, which includes the modification of zinc oxide or montmorillonite (MMT) with chitosan (CS), followed by the ...
Farida Bukharbayeva   +8 more
doaj   +1 more source

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