Sentences with phrase «chemical reaction processes»

Concretely, based on basic research on nanoscale materials, such as atomic and molecular transport and chemical reaction processes, polarization and excitation of charge and spin and superconducting phenomena, we are conducting research on atomic switches, artificial synapses, molecular devices, new quantum bits, neural network - type network circuits, next - generation devices, high sensitivity integrated molecular sensors and other new applied technologies.

The chemical mechanism, discovered by scientists at the Department of Energy's Lawrence Berkeley National Laboratory (Berkeley Lab) and UC Berkeley, could also broaden our understanding of basic chemical reaction processes involving common helpers, called catalysts, like copper and gold.

Bouchard's laboratory has been developing novel methodology and instrumentation for visualizing chemical reaction processes and thermodynamics in real time.

HAZARDOUS POLYESTER WASTE In the past, polyester was made from coal, air, water, and petroleum through a chemical reaction process between alcohol and an acid.

Not exact matches

The gasification process takes organic, carbonaceous materials and transforms them into efficient synthetic gas through a series of chemical reactions held at high temperatures.

Kinetics means studying the rate of chemical reactions carried out by the some catalyst that take place in food during processing, preservation etc..

It is completely different in the most important ways, which is it does NOT feed cancer cells in the way highly processed white sugar does and it does NOT cause chemical reactions in the brain (exactly like heroin)-- keeping you craving more sugary foods / drinks like highly processed white sugar does.

Thirty - six hands on cooking and food activities were conducted throughout the school year, including three days of eighth grade science laboratory covering chemical and physical reactions using various food items and in depth agriculture lessons on processing chicken.

Mike Brady, a spokesman for the UK - based NGO Baby Milk Action, said some infants have adverse reactions to plant - derived ARA and DHA, though it is «currently unclear if this is due to the components themselves, or to the chemicals used in processing.»

Previously, however, the range of objects was limited to those with sharp edges and little, if any, curvature, and the transformation methods were based primarily on folding or processes that could not be controlled very precisely (e.g. chemical reactions or inflation).

Further calculations by Catling and his team conclude that no abiotic methane sources on a rocky planet could produce enough of the gas to counteract this process — whether it is volcanic outgassing from a planet's interior, chemical reactions in hydrothermal vents, even asteroid impacts.

However, amine scrubbing is a costly process, so researchers are constantly looking for new amine chemicals with more desirable qualities such as fast absorption rates, high CO2 capacity, and low heat of reaction.

On the extremely small scale, however, the push and pull of electrons and protons is what controls chemical reactions, including every compound and every process in your body.

Now, teams of scientists in the United Kingdom and Switzerland reporting in the 3 October issue of Nature have shown that the substance forms during cooking through a well - known chemical process called the Maillard reaction.

The Carbon cycle is a geological process that regulates the CO2 - level in the atmosphere and with that, the temperature of the planet's surface: In the ocean, CO2, in its dissolved form, undergoes a chemical reaction and is then transported into Earth's mantle.

We thus have to lean over our saucepans, and a bit further still, over the microscopic and molecular scales, to understand the numerous physical and chemical reactions and processes that lead to a meat cooked but tender, a puffed - up sponge cake, a soufflé full of air, a dish of crunchy vegetables.

They processed data relating to genetics, including DNA sequences, and to gene expression, as well as epigenetic features — chemical reactions that influence genome functioning and hence phenotype by activating and deactivating genes.

Almost all industrial processes rely on catalysts, which increase the rate of chemical reactions.

Beatty believes that when 570 degree Fahrenheit water from thermal vents hits cold, deep ocean currents, several light - producing processes may occur: sonoluminescence from imploding gas bubbles; chemiluminescence from chemical reactions (analogous to fireflies lighting up); crystalloluminescence from the formation of crystal bonds; and triboluminescence from the breaking of those bonds.

That is because the Grenoble movie makers hope to reveal how protein molecules twist and turn as they run through the lightning - fast chemical reactions that underlie biology's fundamental processes.

The equations of quantum mechanics do a fantastic job describing the behavior of particles in an atom smasher, the nuclear reactions that make the sun shine, and the chemical processes that underlie biology.

This reaction is the enzymatic version of a second significant chemical process — Fischer - Tropsch synthesis of hydrocarbons which can be used on a large scale to synthesize fuels from industrial waste gases, for instance.

For instance, some chemical reactions and biological processes are compromised by surfaces, and certain substances disintegrate on contact with a surface.

When cooked at high temperatures, sugars react with amino acids, including asparagine, in a chemical process known as the Maillard reaction.

Industry currently separates out the sugars from the lignin through a two - step process using harsh chemicals and reaction conditions in the first step, and an expensive enzyme in the second step.

Fermions are quantum particles such as electrons which are the fundamental basis of superconductors, chemical reactions or high - energy processes.

The real key to the process is catalysis, which enables and speeds up the necessary chemical reactions.

In total, the process takes 29 different chemical reactions — an improvement on the 57 steps previously reported because with each step, some material is lost.

Leinen easily ticks off a host of areas, from analyzing the complex mixtures of physical processes and chemical reactions in the atmosphere and the ocean to characterizing earthquakes, in which geoscientists have made important contributions to physics and chemistry.

The team has now demonstrated that biodiesel can be quickly produced from waste cooking oil by direct ultrasonic irradiation with caustic soda, sodium hydroxide NaOH or potassium hydroxide (KOH) as the chemical catalysts for the process known as a transesterification reaction.

If a chemical biologist wants to design drugs that affect this process, he or she would need to know the mechanism of the complex enzyme reactions,» said Li.

In addition, it enables dynamic processes, such as chemical reactions and electronic switching phenomena, to be visualized in real time in three dimensions with sub-nanometre precision.

Redox reactions include all chemical processes in which atoms have their oxidation number (oxidation state) changed.

As a result, up to 1,000 spectra per second can be recorded with the MIR laser source, which, for example, enables the automated monitoring and control of chemical reactions and biotechnological processes in real time.

PHOTO - CATALYZATION A process that uses light to speed up chemical reactions, such as the breakdown of pollutants

With the help of some designing, a few grams of plastic filament and a 3D printer, researchers in the University of Helsinki made a unique device for studying chemical reactions, and improved their experimental processes.

Tolstikhin and his colleagues are working in the field of attophysics — a science which looks at very fast processes (1 attosecond, as = 10 ^ -LRB--18) s) such as the restructuring of electron shells or the displacement of atomic nuclei in molecules during chemical reactions.

Within 5 to 10 years, electrocatalysis — which stimulates chemical reactions through electricity — could be a way into this process.

Practically all biochemical processes involve enzymes that accelerate chemical reactions.

This gives us a direct insight into the elementary processes during a chemical reaction,» reported Dr Torsten Berndt from TROPOS.

Rather than wrenches, nuts and bolts, the drawers in the chemical industry's «toolbox» contain commonly used processes, such as ways to make carbon compounds or oxidation - reduction reactions.

This adhesion process, which involves no chemical reaction, only takes a few seconds.

The new materials, known as high - entropy - alloy nanoparticles, are expected to have broad applications as catalysts in industry - relevant chemical reactions, with the potential to improve energy efficiency in the manufacturing process and lower production costs.

In the process, the students learned how chemical reactions in humans and other animals result in matter and energy changes.

Catalysts mediate between the reagents in a chemical reaction and control the process leading to the desired end product.

A breakthrough was made when Fraden and his team realized that the same CPG dynamics could be captured on a non-biological platform if they used a well - known oscillating chemical process known as the Belousov - Zhabotinsky reaction.

The researchers offered possible electrochemical processes that might explain the heat, including irregularities in the electrochemical cell, possible unknown exothermic chemical reactions, or the recombination of split - apart hydrogen and oxygen atoms of water.

«Being able to observe how molecules exchange electrons during a chemical reaction opens the door to completely new types of studies of a number of fundamental biological and chemical processes.»

Fleischmann and Pons said this process could not be caused by any known chemical reaction, and the nuclear reaction term «cold fusion» was attached to it.

Johnson and his team have developed ways to fast - freeze the chemical process so that transient structures can be isolated, revealing the contorted arrangements of atoms during a reaction.