Sentences with phrase «microscopic particles of»

Hence all the work now going into designing «particulate traps» for the microscopic particles of carbon and other organic matter found in a diesel exhaust.

Photo: Augapfel, CC Taking Precise Measurements of the Microscopic Particles of Pollution in the Air What if we could have air pollution monitors on every street of every city without having to install any costly new high - tech equipment?

The organisms can become airborne after being expelled by a coughing dog, carried in the air in microscopic particles of dust and water vapor.

But if your ducts are behind walls, a new technology, owned by Aeroseal, sprays microscopic particles of sealant into ducts.

A relatively new technology, duct sealing works by spraying microscopic particles of sealant into ductwork, where they form airtight bonds over leaks.

In Kobo eReaders» E Ink display, there are microscopic particles of black and white ink mixed in with each pixel on the screen.

On a smaller level, UV light and the salt in seawater cause microscopic particles of plastic to emit toxic chemicals such as PCBs and DDT.

UV light and the salt in seawater cause microscopic particles of plastic to emit toxic chemicals such as PCBs and DDT.

The pollutant Wallenius and his team focused on, fine particulate matter, consists of microscopic particles of metal, carbon, sulfates, and other materials.

Pea Souper A «pea souper» is a type of fog that forms when water condenses around microscopic particles of coal.

Microscopic particles of stardust, known as «pre-solar grains,» have been found in meteoritic material on Earth.

One of those complex interactions is aerosols, the microscopic particles of dust, soot, and chemicals dispersed in the atmosphere that scatter or absorb sunlight and act as seeds for cloud formation.

The really cold air can't hold all that water vapor so the vapor instead condenses around any microscopic particles of dust, salt or whatever else might be floating in the air and voila, you have a cloud.

But electrostatic charging could also occur between microscopic particles of smog in Titan's air, allowing the particles to glom together, grow and precipitate to its surface.

«If we go back 10 years and ask what is the most important parameter [to developing a therapeutic particle], people would immediately think of the particle's size and then its surface chemistry,» says University of California, Santa Barbara, chemical engineering professor Samir Mitragotri, who develops microscopic particles of different shapes and tests their ability to deliver drugs, but was not associated with DeSimone's study.

At both sites, they found a sparse sprinkling of cryptotephra, microscopic particles of glassy volcanic rock.

«Microbial Pompeii:» 1,000 - year - old plaque preserves bacteria, microscopic particles of food on skeleton teeth.»

After months of investigation, the team found the culprit: microscopic particles of debris from the pumps of the upgraded vacuum system.

There, floating debris — from microscopic particles of plastic to large pieces like ropes and fishing nets — is carried by currents and accumulates.

Metal oxides such as zinc oxide and titanium dioxide are increasingly being used in sunscreens and cosmetics in the form of nanoparticles — microscopic particles of matter measured on the nanoscale.

He was convicted after a microscopic particle of firearms discharge residue was found in his coat pocket more than a year after Dando's death, which contained similar components to a particle found in the victim's hair.

Not exact matches

Now comes word of another moonshot project from the company's Google X division: an ingestible disease - detecting pill containing thousands of microscopic magnetic particles that course through a person's bloodstream in search of malignant cells, according to the Associated Press.

Furthermore, on the microscopic level the very concept of localizable particle as well as the continuity of trajectory loses its meaning.

One is string theory, which describes the fundamental constituents of matter not as point - like particles but as microscopic vibrating strings.

It takes a huge amount of data to describe a star, the precursor of a black hole — from macroscopic properties such as its size and temperature down to the microscopic properties of its constituent particles.

Prof. Peters with his research team are now developing a model that calculates the properties and behaviour of snow masses under high and low strain rates based on the structure of microscopic snow particles.

Prather's instrument — a tangle of metal tubes, wires, and airtight chambers nicknamed Shirley — tick - tick - ticks as its laser blasts apart hundreds of microscopic cloud particles, one by one, that are drawn in from the air outside.

Physics also deals separately with the microscopic — the individual movements of particles in a gas, say — and the macroscopic, for example when the sum...

In fact, putting aside microscopic processes happening inside atoms, everything we see can be accounted for in terms of particles interacting through just gravity and electromagnetism.

Prather had spent 15 years developing a device that could suck in microscopic particles from the air and analyze their chemical composition in a few thousandths of a second.

Quantum mechanics describes a crazy microscopic world where particles whiz around at blistering speeds and routinely violate the classical laws of physics we take for granted.

The U.S. Environmental Protection Agency recently announced a new research strategy to better understand the environmental effects of these microscopic particles.

Depending on the microscopic alignment of the particles, they create surface types with different densities and different responses to external stimuli (e.g. elcetromagnetic fields).

In 2010, German scientists discovered another useful function of corneal nipples: they help keep pollen grains, dust particles, and other microscopic crud out of the insects» eyes.

Clouds of electrons created by ionised gas in the beam chamber and microscopic dust particles — playfully known as unidentified falling objects, or UFOs — are interrupting the beams and making it harder to get the LHC running consistently.

A future form of computing could see information stored on clusters of microscopic particles suspended in liquid

In the model microscopic system developed by scientists from Bristol, Düsseldorf, Mainz, Princeton and Santa Barbara, a ring of colloidal particles are localised in optical tweezers and automatically translated on a circular path, transferring a rotational motion to an assembly of identical colloids confined to the interior region.

But Čižmár and colleagues at the Czech Institute of Scientific Instruments reported in January that they had figured out how to pull microscopic Styrofoam particles with light.

The microscopic organism — an archaea known as Metallosphaera sedula (seen as a cluster of tiny dots sitting in the middle of the meteoritic dust particle pictured above)-- was originally found in 1989 living in Italy's hot acidic sulfur springs around Vesuvius.

(Einstein's 1905 model of the erratic jiggling of microscopic particles was used to prove the existence of atoms.)

In a series of papers, Firestone and his colleagues claimed various kinds of evidence for the hypothesis, including deposits of the element iridium (rare on Earth but abundant in meteorites), microscopic diamonds (called nanodiamonds), and magnetic particles in deposits at sites supposedly dated to about 12,800 years ago.

Beijing's air is full of pollutants like sulfur dioxide (SO2), ozone (O3), carbon monoxide (CO), nitrogen dioxide (NO2), and notably, particulate matter (microscopic particles like those in engine exhaust).

To test the underlying mechanisms, they built a large - scale structure that helps mimic the behavior of microscopic particles.

ACE - M - 1 testing will take advantage of the microgravity environment of station to study how microscopic particles spread out and clump together in gels and creams.

In the macroscopic view, such particles are indeed large, but in the microscopic view, each small part of a large dust particle scatters radio waves and produces unique polarization features.

He gathered a bit of rainforest air, using an instrument that sucks a sample through a fine nozzle and sprays it onto a ceramic square half a millimeter on each side, where any microscopic airborne particles get stuck.

London's Black Cabs exposed passengers to an average of more than 108,000 ultrafine particles — microscopic soot 10,000 times smaller than a centimeter that is particularly dangerous because of its ability to penetrate deep into the lungs — for every cubic centimeter traveled.

After successfully sweeping up the first particles ever captured from a stream of interstellar dust, the Stardust spacecraft today safely stored its microscopic treasures.

Pohlker, Andreae, and their colleagues ran the numbers and found that the amount of potassium particles released from microscopic fungi in the lab was indeed enough to account for the concentration of potassium they observed in their samples.

As a small spaceship landing on the moon, the microscopic particles land on the surface of the bacteria where they inject their deadly genetic material.