Sentences with phrase «chemical techniques»

Now a group of American and British scientists have used a new chemical technique to measure the change in terrestrial temperature associated with this shift in global atmospheric CO2 concentrations.

Further, this single instrument provides a wider field than similar chemical techniques and allows scientists to see individual particles without additional preparation that could modify the native structure.

A new ultrasensitive chemical technique now promises to solve those silky mysteries.

Silica shells also provide a surface that can be functionalized using well - understood chemical techniques.

In collaboration with colleagues at the University of California (UC), Santa Cruz, the researchers applied a sophisticated chemical technique to demonstrate that the two ends of the prion protein interact with each to alter the amount of toxic signal that is delivered.

While «the waste's composition would influence the performance of the plasma mass filter in some ways, the effect would most likely be less than that associated with chemical techniques,» said Gueroult.

Known as plasma mass filtering, the new mass separation techniques would supplement chemical techniques.

Existing chemical techniques can be repurposed to monitor the levels of different gases before, during and after any fracking operations, which can identify any fluctuations in emissions that may be associated with the extraction process.

The two most common are hot water extraction — mostly known as steam cleaning — and hot carbonation, often referred to as dry chemical techniques.

Simonson is excited about the potential of new chemical techniques that can identify the types of asteroids or comets that struck, which could flag clusters of related impacts.

The shroud has been radiocarbon dated to the MIddle Ages and the source of the image found to be a chemical technique that can be replicated (not a supernatural flash of light).

Any interaction that can be studied by physical or chemical techniques can be understood in terms of one or more of four classes of fundamental forces (gravitational, electromagnetic, strong, weak).

By using genetic and chemical techniques, Mei's team can specifically inhibit ErbB4 in a specific brain region.

By combining two chemical techniques — narrow capillary electrophoresis and mass spectrometry — Moini figured out how to measure that ratio in just 20 minutes using microscopic samples of silk.

A new chemical technique can accurately date silk objects like this 18th Century silk suit from France.

Her projects have nothing in common but the chemical techniques she uses, so before each project, she takes about 6 months to get a «feeling» for the material.

The PhD student, who is a fellow of the International Max Planck Research School «Exploration of Ecological Interactions with Molecular and Chemical Techniques,» is the first author of the publication.

«We've developed a chemical technique, based on a new discovery in gold chemistry, that lets us attach a radioactive fluorine atom to a specific class of molecule that was previously challenging to do,» Levin said.

This chemical technique allows us to visualize the expression levels and distribution of specific proteins within cells and tissues.

- MPG — Establishment of an International Max Planck Research School in Jena, «The Exploration of Ecological Interactions with Molecular and Chemical Techniques»

For Collins however, the tangible aspect of his work is the result of a chemical technique — mixing acrylic and oil paints to add an element of uncontrollable fluctuation.

The circuitous travels of the Fischer - Tropsch process, a chemical technique to convert natural gas and coal into liquid fuels, provide an object lesson in historical irony.

Chemists have to research new chemical techniques and procedures; to investigate the composition of substances or of elements.