Sentence examples for surface acidity from inspiring English sources

The surface acidity of the zeolite acid activated zeolite was determined by amine adsorption analysis.

To understand the distribution of surface acidity and strength of acid sites, a systematic study of NH3-TPD was undertaken.

Their supplied surface acidity could also be used in bi-functional enzymatic-acid catalysts.

W/ZnO catalysts exhibit surface acidity due to the presence of Lewis and Bronsted acidic sites related to W6+ species.

In other words, this catalyst exhibits surface acidity due to the presence of Lewis and Bronsted acidic sites related to W species.

The pH dependent aggregation state, is correlated to an increase of surface acidity as the shift of i.e.p. towards acid pH reveals.

FTIR experiments and catalytic tests allowed also characterizing the surface acidity of the starting amorphous mesostructured aluminosilicate precursor and the external acid sites of crystalline ZSM-5 zeolite.

Modified alumina samples with rich Brönsted acid sites were prepared using different fluorine-containing compounds as surface acidity modifiers.

A noticeable increase in surface acidity of commercial activated carbon was usually caused by the presence of sulfuric acid.

The research is ongoing on the pore structure, surface acidity and hydrothermal stability [20].

The structural and surface acidity properties of alumina materials prepared using different modifiers are compared.