Sentence examples for by using different catalysts from inspiring English sources

By using different catalysts and polymerization methods, scientists subsequently produced PEs with various properties and structures.

Since that time, by using different catalysts and polymerization methods, scientists have produced polyethylene with various properties and structures.

We report here on the comparison of the yield of FAMEs by using different catalysts and catalyst combinations, with the acid catalyst HCl providing a consistently high level of conversion of fatty acids with a precision of 1.9% relative standard deviation.

By using different catalyst pretreatments, silica supported cobalt catalysts were activated to produce either hcp or fcc cobalt metal particles, as verified by XRD.

Using different catalysts, Liquid Light's process can make acetic acid – a chemical in vinegar which can be used to make PVA glues or glycolic acid used in skin care products.

"We're looking at improving the activity of the catalyst, and at using different catalyst complexes like iron, which is even more benign than copper," says Spanswick.

The mesostructure control was performed by using different polymerization catalysts, ammonia and acetic acid.

They used different catalysts: base-equilibrated catalyst and others; (Z30 and Z1500) which are the base-equilibrated catalyst + MFI Zeolite at varying Si/Al ratio.

The reaction could be performed in a similarly selective manner by using different amounts of catalysts (1 20 mol-% were tested), thus showing the high potential of these catalysts to control this fast reaction even using low catalyst loadings (entries 16 18; using less than 1 mol-% resulted in reduced selectivity).

It is possible to vary the qualitative and quantitative compositions of OCE products by using different types of CuCl2/γ-Al2O3 catalysts (with copper chlorides supported onto an alumina surface 'Harshow' (X1) and located in the internal pores of the support 'MEDC-B'), and also, the mechanism of process of catalysis is different.

These catalysts were characterized by using different techniques: TPR, DRS, chemisorption of H2, CO, CO2 and pyridine.