Sentences with phrase «nanometres in»

As the depression is only some 50 nanometres deep, and the eisosomes are a maximum of 150 by 100 nanometres in dimension, this required an extremely high resolution.

These kinds of observations can not be easily made under a microscope, of course, but require instead an indirect, statistical approach: «Using small - angle X-ray scattering at BESSY II, we were not only able to ascertain that the nanoparticles are all around five nanometres in diameter, but also measure what the separations between them are.

Cree Research, a small company in Durham, North Carolina, uses silicon carbide in LEDs which emit at 470 nanometres in the blue region of the visible spectrum, but each chip generates only a modest 12 millicandelas.

Using X-ray lasers, scientists hope one day to be able to observe features of 20 nanometres in living cells.

Current microscopy techniques can resolve details as small as 2 nanometres in prepared samples and 200 nanometres in living cells.

However, gold particles of a few nanometres in size, anchored to a titanium dioxide surface, fulfil their purpose.

The carbon atoms are arranged in hexagons and a typical tube measures about 1.2 to 30 nanometres in diameter and around a micrometre long.

The researchers succeeded in changing the DNA of the E coli bacteria in such a way that the substance CB [8](a small molecule of two nanometres in size with a namederived from the resemblance of this molecule with a pumpkin of the family of Cucurbitaceae) attaches to a protein on the cell membrane.

The idea, published in Physical Review Letters (DOI: 10.1103 / PhysRevLett.107.020405), is to zap a glass sphere 40 nanometres in...

Lin's team has now come up with an alternative using quantum dots — light - sensitive, semiconducting particles just a few nanometres in diameter.

The key to their method are tiny metallic particles of only about one - quarter of a nanometre in size or less than the size of ten atoms.

LG also released its 2017 range of Super UHD LCD TVs (models SJ9500, SJ8500 and SJ8000) featuring a new Nano Cell technology that uses uniformly - sized particles — «dots» approximately one nanometre in diameter to create more subtle, accurate colours that can be viewed from wider angles than most other TVs.

Not exact matches

The research is important to the engineering sector for some potential applications of nanotechnology, for example in catalysis and aerospace, where particles of only nanometre dimensions are subjected to very high temperatures.

Back in the early 1990s, engineers made a remarkable discovery: adding nanometre - sized particles to a liquid makes it far more effective at carrying away heat than anyone expected.

They concluded that nearly all the water in the first 200 nanometres of the lunar surface comes from the solar wind.

The key discovery consists in the observation that the composite thin film — barely 110 nanometres thick — absorbs a broader portion of the solar spectrum compared to the wavelengths absorbed in the thin films made of the two individual materials.

But he points out that an increase in 1 nanometre particles does not necessarily translate into the 50 nanometre CCNs needed for cloud formation.

The nanoparticles were 30 - nanometre - wide beads of surgical cobalt - chromium alloy, a material used in much larger pieces to make surgical implants such as hip prostheses.

In a paper published in EPJ B, the authors study how the crystal periodicity affects the motion of ions whose energy belongs to a 1 to 2 MeV range, as they are transmitted through very thin crystals on the order of a few hundred nanometres, and how it impacts their angular distributioIn a paper published in EPJ B, the authors study how the crystal periodicity affects the motion of ions whose energy belongs to a 1 to 2 MeV range, as they are transmitted through very thin crystals on the order of a few hundred nanometres, and how it impacts their angular distributioin EPJ B, the authors study how the crystal periodicity affects the motion of ions whose energy belongs to a 1 to 2 MeV range, as they are transmitted through very thin crystals on the order of a few hundred nanometres, and how it impacts their angular distribution.

Today, shrunk to just nanometres across and carved into beds of silicon, these electrical on - off switches mass in their billions on every single computer chip.

Only a few nanometre - sized γ platelets can be seen in the γ» precipitates.

A spiral track of microscopic pits in the disc is read by a finely focused laser emitting infrared light at a wavelength of 780 nanometres.

«The protein found in jellyfish is excited by blue or violet light of 390 nanometres, and shines with a green glow,» says Youvan.

This resulted in formation of a conductive and stable polymeric layer only three to four nanometres thick.

In the second phase, he analysed methodologies for inserting and dispersing nanoparticles of a specific size (of between 3 and 4 nanometres) throughout the polymer.

X-rays generated at that facility enable scientists to study and characterize the structure of edible fats at meso and micro levels (hundreds of nanometres to a few micrometres in size).

But not all the sunlight would be absorbed by this electrode: light with a wavelength longer than 600 nanometres isn't absorbed by the rust - coloured water in the top cell so would pass through to strike the lower electrode, powering the production of hydrogen.

The night - time emission of green light, with a wavelength of 557.7 nanometres, was detected in the Earth's upper atmosphere more than a century ago.

The researchers in Erlangen and Jena have now achieved this by focusing laser pulses onto a nanometre - sharp metal tip, causing the tip to emit electrons.

Selecta has developed a nanoparticle delivery system in which an immune - modifying compound is contained in biodegradable plastic particles just 150 nanometres across.

The effect, however, turns out to work only in LEDs which use nanometre - thick active regions — quantum wells.

The spin wave circuit that the researchers built, consists of a 200 nanometre thin layer of yttrium iron garnet (a mineral and magnetic insulator, YIG in short), with a conducting platinum strip on top of that on both sides.

For small structures in particular (from 100 nanometres to 10 micrometres) no good solutions for this problem existed yet.

In the current work, Blamire and his collaborators used a multi-layered stack of metal films in which each layer was only a few nanometres thicIn the current work, Blamire and his collaborators used a multi-layered stack of metal films in which each layer was only a few nanometres thicin which each layer was only a few nanometres thick.

Materials at the nanoscale are typically between 0.1 and 100 nanometres (nm) in size — 1 nm is one billionth of a metre (10 - 9 m).

Steele and colleagues used Raman spectroscopy — a technique that scatters laser light off a substance to identify its structure and chemical make - up — to pinpoint the MMC in the rocks with a precision of around 360 nanometres.

Published in the journal Nature, the results of the study, funded in part by the Graphene Flagship, could improve our understanding of water transport through nanometre - scale channels in natural and artificial membranes.

Recent advances in optical physics have made it possible to use fluorescent microscopy to study complex structures smaller than 200 nanometres (nm)-- around 500 times smaller than the width of a human hair.

With the methods used, it is now possible to study not only ore particles on the ocean floor in the range of millimetre to nanometre, but also the smallest fossils and living organisms, such as micro-organisms.

This is the case in Stupp's polymer, so a beam of infrared laser light (with wavelength 1068 nanometres) shone through it will emerge in the green part of the spectrum with a wavelength of 534 nanometres.

«It appears that the long - sought goal of focusing X-rays to a nanometre is in reach.»

«In contrast to many other forms of scanning probe microscopy, scanning quantum dot microscopy can even work at a distance of several nanometres.

A time - of - flight secondary ion mass spectrometer (ToF - SIMS), which provides a very high spatial resolution down to the nanometre range, was used in this particular study.

In 1873, German physicist Ernst Abbe deduced that conventional optical microscopes can not distinguish objects that are closer together than about 200 nanometres — roughly half the shortest wavelength of visible light.

Drivers will use electrons from the tip of a scanning tunnelling microscope (STM) to help jolt their molecules along, typically by just 0.3 nano - metres each time — making 100 nanometres «a pretty long distance», notes physicist Leonhard Grill of the University of Graz, Austria, who co-leads a US — Austrian team in the race.

Scientists from MIPT have succeeded in growing ultra-thin (2.5 - nanometre) ferroelectric films based on hafnium oxide that could potentially be used to develop non-volatile memory elements called ferroelectric tunnel junctions.

Luiz Da Silva and colleagues from the University of California at Berkeley has already succeeded in using the Livermore laser to observe 50 - nanometre features in the nuclei of dried rat sperm cells (Science, vol 258, p 269).

Kumar Wickramasinghe, who developed the microscope with Yves Martin at IBM's Thomas J. Watson Research Center in New York, says the probe feels the surface from a height of between 3 and 5 nanometres and detects features as small as 10 atoms across.

That could produce high - temperature superconductivity in a single copper - oxide layer just 0.66 nanometres thick.

Using highly miniaturised segmented - style Fresnel lenses — the same design used in lighthouses for more than a century — which enable exceptionally high - quality images of a single atom, the scientists have been able to detect position displacements with nanometre precision in three dimensions.