Sentence examples for high level of impurities from inspiring English sources

Such a high level of impurities can only be accommodated by a high density of defects, i.e. amorphous Si.

Due to over exploitation of superior grade coals, the remaining resources are inferior in grade having high level of impurities.

The high level of impurities, stacking faults and nanosized twins govern the formation of homojunctions and heterojunctions in crystals.

Due to over exploitation of superior grade coals in the country, the remaining coal resources, available for current use, are inferior in grade and contain high level of impurities and there is ample scope of bio-beneficiation of these coals using bacterial biomass.

Diode array analysis of the spectral purity associated with the artemether chromatographic peak showed a high level of impurities, suggesting a degraded product.

Fuel used in diesel engines for naval propulsion contains high levels of impurities, principally vanadium and sulfates, that can react to form aggressive compounds, responsible for hot corrosion phenomena, leading to severe degradation of the engines' components, especially exhaust valves.

In addition, similar extent of mass solubilization from technical lignin and lignocellulosic biomass indicates high levels of impurities (other material than lignin) present in the technical lignins we used.

For example, Yang et al. could not produce uniform ALD-Al2O3 on MoS2 after depositing the same number of cycles used by Liu et al. In addition, the use of low-temperature ALD raises concerns regarding high levels of impurities, such as OH and C residues, in the dielectric film.

Although chloroform resulted in yields which were equal to or greater than those of other solvents, it showed a very low fatty acid content and a high level of unknown impurities when analyzed by gas-chromatography (GC).

Using satellite observations, they found higher levels of impurities in the snow and atmosphere between 2009 and 2013 a time in which impurity levels over Antarctica stayed constant.

The evolution of oxygen impurities is the predominant mechanism and is thought to be the consequence of the high level of oxygen impurity typical of nanopowders; however, all mechanisms must be considered in order to completely eliminate porosity.