Sentences with phrase «few microns»
"Few microns" means a very small measurement or distance. Microns are units used to measure extremely tiny things, so when we say "few microns," it indicates something being on a minuscule scale. Full definition
The extra downwelling IR (Infrared radiation) from extra CO2 does warm up the Knudsen layer of the ocean (the topmost few nanometres where all the evaporative action takes place) and perhaps few microns below it.
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For the energy required to come from the air the IR has to warm the air first but in fact the IR warms the topmost few microns of water first.
This forms because heat is radiated from the top few microns net upwards — this layer is cooler than the underlying water because the radiation losses are quicker than mixing processes.
If the energy required for the extra evaporation does all or mostly come from the water then as I have explained it has the potential to more than offset the expected reduction in energy flow that would otherwise be caused by a warmer topmost few microns according to Fourier's Law.
Conversely longwave forcing generated by GHGs are absorbed in the first few microns of the ocean's surface and largely result in evaporation rather than warming of the ocean bulk beneath.
With evaporation being the more powerful effect the rate of energy flow to the air above is likely to increase rather than decrease and the 1 mm deep layer descend and / or intensify despite a warming of the topmost few microns.
The actual print on the surface of the material is only a few microns thick.
«We can resolve structures down to a few microns and determine their chemical composition over a few micron areas, understand how and why the spectra change as a function of space, and do it with a single analysis.»
The solvent containing the desired material ions is introduced into the chamber using a nanoelectrospray system composed of a tiny nozzle just a few microns in diameter.
«There's only a few microns of mucus between the air and the nerve endings,» points out Mackay - Sim.
This suggests a process in which the glacier scrapes material from the rocks and grinds it into a fine paste, then spreads it across the rock surface to form a very thin layer only a few microns thick.
Although they are just a few microns tall, the wires — made of a metal, often silver, and coated in a thin layer of photovoltaic amorphous silicon — can substantially boost efficiency.
«We successfully adopted a technology to confine electrons into microscopic devices, on the scale of few microns.
After a couple of hours, the snowflakes had grown from a few microns in diameter to 8 millimeters in diameter — heavy enough to fall to the ground, Friedrich and her colleagues report today in the Proceedings of the National Academy of Sciences.
When that happens, tiny wrinkles — ridges just a few microns high and spaced a few microns apart — form in the graphene layer atop the substrate.
Corrosion from atomic oxygen in the upper atmosphere can be forestalled with a coating of gold or platinum a few microns thick in the danger zone.
WET AND WILD Despite a thickness of just a few microns, spider web threads can collect remarkable amounts of water — as any morning gardener can attest.
To test their idea, the researchers compared two different silica covering designs: one a flat surface approximately 5 millimeters thick and the other a thinner layer covered with pyramids and micro-cones just a few microns (one - thousandth of a millimeter) thick in any dimension.
A dense array of pores begins to form on the surface and they move together into the body of the crystal, at a few microns a minute.
According to David Reitze, executive director of LIGO and a Caltech research professor, the degree of precision achieved by Advanced LIGO is analogous to being able to measure the distance between our solar system and the sun's nearest neighbor Alpha Centauri — about 4.4 light - years away — accurately to within a few microns, a tiny fraction of the diameter of a human hair.
We present here a microfluidic device that generates sub-millimetric hollow hydrogel spheres, encapsulating cells and coated internally with a layer of reconstituted extracellular matrix (ECM) of a few microns thick.
The team spins carbon nanotube yarns with diameters on the scale of a few microns, or millionths of a meter.
«The histone takes six feet of DNA and packs it in something that is a few microns in diameter.»
But then adding a substance that can endure thousand degree temperatures to the surface of metal or carbonfibre that also blocks 33 per cent of that heat from passing through it, even though it's only a few microns thick, you didn't expect that to be easy now, did you?
Despite being only a few microns in diameter Audi confidently states they can light the road 500m ahead with double the range and three times the luminosity of LED high beams.
The powerful laser diodes are significantly smaller than LED diodes; they are only a few microns in diameter.
The piezoelectric valves have injectors which open outwards to create an annular gap just a few microns wide.
Some of the new finishes are only a few microns thick (thus showing the metallic nature of the wire underneath) but contain no metals at all.
Hypothesis A — Because the atmospheric radiation is completely absorbed in the first few microns it will cause evaporation of the surface layer, which takes away the energy from the back radiation as latent heat into the atmosphere.