Sentences with phrase «in a complex mixture»

They found that invasion of seawater into rotten ice and decay of first - year ice resulted in a complex mixture of ice types not distinguished properly in remote sensing data.

What's Next: The research showed that by varying the concentration of the reagent, scientists can determine the concentrations of hundreds of molecules in a complex mixture without knowing much about the molecules in advance, other than the fact that they possess a certain chemical group.

«It's a fascinating paper,» says Sandy Dasgupta, a chemist at the University of Texas, Arlington, who pioneered an environmentally friendly, ice - based version of a commonly used technique for separating the compounds in complex mixtures, called ice chromatography.

In addition, they are found in low concentrations in complex mixtures.

Studying chemicals in mixtures also remains fairly rare, but it is an important research direction because most chemicals that humans encounter from the environment are found in complex mixtures.»

The unprecedented tool for visualisation of individual gene products in complex mixtures, such as body fluids, cells and tissues is antibodies.

They showed how to use the new ionization technique to selectively analyze and quantify molecules of interest in a complex mixture.

Mass spectrometry and chromatography are ways to separate, identify, and quantify molecules in a complex mixture.

Do you have any evidence (other than simple extrapolation) that at the very low concentrations of CO2 in the atmosphere AND in a complex mixture of gases which naturally occur in our atmosphere that CO2 is in FACT a greenhouse gas?

A chemical interaction with target molecules subtly alters the magnetic signal from the xenon; by detecting this change researchers can identify the molecules in a complex mixture.