Sentences with phrase «form tiny particles»

The team found the terpenes react in the air to form tiny particles called aerosols.

The result is ammonium nitrate and ammonium sulfate, molecules that condense with others of their kind, plus water, to form tiny particles in the air that absorb sunlight and block visibility — smog.

Large volcanic eruptions eject sulfur dioxide, which rapidly forms tiny particles in the air known as «aerosols» that block sunlight.

Generally, the trend has been attributed to an increase in sulfur pollution, which rapidly forms tiny particles in the air known as «aerosols» that reflect incoming solar energy back into space.

Not exact matches

Charged particles, or ions, of magnesium from the cosmic dust can trigger the formation of tiny ice crystals that help form clouds, a new analysis of Mars» atmosphere suggests.

Rain and snow often require tiny particles floating in the cloud to trigger ice to form, and not just any particle will do.

Having the electrode in the form of tiny suspended particles instead of consolidated slabs greatly reduces the path length for charged particles as they move through the material — a property known as «tortuosity.»

Most carbon emissions linked to human activity are in the form of carbon dioxide gas (CO2), but other forms of carbon include the methane gas (CH4) and the particles generated by such fires — the tiny bits of soot, called black carbon, and motes of associated substances known as brown carbon.

«Consider the way snowflakes only form around tiny particles or bits of dirt in the air,» Xin said.

On September 13 and 14, Cassini took a last look around the Saturn system's greatest hits, taking a color mosaic image of Saturn and the rings, a movie sequence of Enceladus setting behind Saturn, Titan and tiny moonlets in the rings that pull the icy ring particles around themselves to form features called propellers.

Cloud droplets form when water vapor in the atmosphere condenses onto tiny particles.

Inertial confinement fusion (ICF) seeks to create those conditions by taking a tiny capsule of fusion fuel (typically a mixture of the hydrogen isotopes deuterium and tritium) and crushing it at high speed using some form of «driver,» such as lasers, particle beams, or magnetic pulses.

Like two tiny bar magnets, two atoms can stick together and form a new particle that propagates in the crystal.

The haze results from chemical reactions in the upper atmosphere, where ultraviolet radiation from the sun ionizes nitrogen and methane, which react to form tiny hydrocarbon particles tens of nanometers in diameter.

Clouds need tiny particles called aerosols that rise in the atmosphere, in order to form.

But these days most neuroscientists agree that a tiny particle form of the same protein, called an oligomer, is the primary toxin in the illness.

Their tests with transmission electron microscopy on the nanocrystals, which form as ultrathin films, plates and tiny particles, reveal the desired quality and uniformity.

Some atmospheric VOCs combine with oxygen to form tiny airborne particles called oxygenated VOCs (oVOCs), which insulate the atmosphere and lead to warming.

In a paper published this week in Advanced Materials, corresponding author Orlin Velev and colleagues show that, in a water medium, liquid silicone rubber can be used to form bridges between tiny silicone rubber beads to link them together — much as a small amount of water can shape sand particles into sandcastles.

The tiny aerosol particles can originate from e.g. dust, pollen or sea spray, emitted straight into the atmosphere or they can be formed from precursor gases.

That's because one way Kuiper belt objects might have formed in situ, Parker says, is under an emerging model of planet formation in which turbulences and vortexes in the protoplanetary nebula allow many tiny particles to coalesce extremely rapidly into big ones.

Possible reasons revolve around tiny natural and manmade particles called aerosols that serve as seeds for cloud droplets to form around.

He spent months poring over old studies to see how these tiny, pure - silicate particles form on Earth.

New research has uncovered a technique whereby tiny particles mimic the form and function of the body's pancreatic cells, an approach that is showing promise in halting the onset of type 1 diabetes.

I like to think of collagen - rich bone broth as a gut - healing salve that «heals and seals» the digestive tract lining, keeping food particles and bacteria inside the gut where they belong, rather than allowing tiny openings to form that pass particles to the bloodstream where they trigger inflammation.

While this is perfect for creating resilient monochrome and even grayscale images, where teeny - tiny black and white particles arrange in different distances to the surface of the display to form an image, it poses a problem when trying to show things in color.

It forms from a single irritating particle called a nidus, which consists of a tiny particle such as a mineral crystal.

But there are wider and more long - lived traces too, in the form of changed patterns of carbon isotopes (absorbed by every living thing) and in tiny, virtually indestructible particles of fly ash released from furnaces and chimneys.

When snow forms, it crystallizes around tiny particles in the atmosphere, which fall to the ground with the snow.

Reducing SOx also reduces particulate matter, tiny harmful particles which form when fuel is burnt.

Again, I point out that «Industry, transportation, and biomass burning in North America, Europe, and Asia are emitting trace gases and tiny airborne particles that are polluting the polar region, forming an «Arctic Haze» every winter and spring.»

Industry, transportation, and biomass burning in North America, Europe, and Asia are emitting trace gases and tiny airborne particles that are polluting the polar region, forming an «Arctic Haze» every winter and spring.