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News articles about "Nanometers"

Cellulose nanocrystals possible 'green' wonder material

Cellulose, Green, nanocrystals
The same tiny cellulose crystals that give trees and plants their high strength light weight and resilience have now been shown to have the stiffness of steel The nanocrystals might be used to create a ... - Read More

Golden trap: Highly sensitive system to detect individual molecules

System, molecules
Medical diagnostics is searching for substances capable of documenting early on whether a serious disease is developing or what its course will be In many cases the treacherous molecules are present only in trace amounts ... - Read More

Graphene-based nano-antennas may enable networks of tiny machines

Nano
Networks of nanometer scale machines offer exciting potential applications in medicine industry environmental protection and defense but until now there's been one very small problem the limited capability of nanoscale antennas fabricated from traditional metallic ... - Read More

Scientists offer new insights on controlling nanoparticle stability

University of Oregon chemists studying the structure of ligand stabilized gold nanoparticles have captured fundamental new insights about their stability The information they say could help to maintain a desired integral property in nanoparticles used ... - Read More

Coal yields plenty of graphene quantum dots

Coal, Quantum dots
The prospect of turning coal into fluorescent particles may sound too good to be true but the possibility exists thanks to scientists at Rice University The Rice lab of chemist James Tour found simple methods ... - Read More

World's highest quantum efficiency UV photodetectors created

Quantum, Quantum
Researchers from Northwestern University's McCormick School of Engineering and Applied Science have developed the world's highest quantum efficiency ultraviolet UV photodetector an advance in technology that could aid in the detection of missiles and chemical ... - Read More

Researchers create nonlinear light-generating zero-index metamaterial

Light, Light
The Information Age will get a major upgrade with the arrival of quantum processors many times faster and more powerful than today's supercomputers For the benefits of this new Information Age 2.0 to be fully ... - Read More

How water dissolves stone, molecule by molecule

Molecule, molecule
Scientists from Rice University and the University of Bremen's Center for Marine Environmental Sciences MARUM in Germany have combined cutting edge experimental techniques and computer simulations to find a new way of predicting how water ... - Read More

'Nanosponge vaccine' fights MRSA toxins

Toxins, Toxins
Nanosponges that soak up a dangerous pore forming toxin produced by MRSA methicillin resistant Staphylococcus aureus could serve as a safe and effective vaccine against this toxin This nanosponge vaccine enabled the immune systems of ... - Read More

New light shed on solar water-splitting process

Light, Light
With the help of a new method called dual electrode photoelectrochemistry University of Oregon scientists have provided new insight into how solar water splitting cells work An important and overlooked parameter they report is the ... - Read More

Pushing limits of light microscopy

Microscopy
A team of researchers from the IMP Vienna together with collaborators from the Vienna University of Technology established a new microscopy technique which greatly enhances resolution in the third dimension In a simple set up ... - Read More

Polymer gel, heal thyself: Engineering team proposes new composites that can regenerate when damaged

Composites, Gel, Engineering, Polymer
When a chair leg breaks or a cell phone shatters either must be repaired or replaced But what if these materials could be programmed to regenerate themselves replenishing the damaged or missing components and thereby ... - Read More

Making a gem of a tiny crystal: Slowly cooled DNA transforms disordered nanoparticles into orderly crystal

Crystal
Nature builds flawless diamonds sapphires and other gems Now a Northwestern University research team is the first to build near perfect single crystals out of nanoparticles and DNA using the same structure favored by nature ... - Read More

New technique controls dimensions of gold nanorods while manufacturing on a large scale

Nanorods
North Carolina State University researchers have developed a technique for efficiently producing nanoscale gold rods in large quantities while simultaneously controlling the dimensions of the nanorods and their optical properties The optical properties of gold ... - Read More

Fusion foe lends a helping hand: Recent experiments breathe new understanding into oxygen's role in fusion devices

Fusion
Although oxygen is required to sustain life oxygen sucks the life out of fusion by radiating away too much power from the high temperature plasma Accordingly great efforts are expended to reduce the oxygen found ... - Read More

Better batteries through biology? Modified viruses boost battery performance

Battery
MIT researchers have found a way to boost lithium air battery performance with the help of modified viruses Lithium air batteries have become a hot research area in recent years They hold the promise of ... - Read More

New method gives accurate picture of gas storage by microscopic cages

Gas
A computational method to quantify the adsorption of gas by porous zeolites should help labs know what to expect before they embark upon slow costly experiments according to researchers at Rice University The new method ... - Read More

Improved decoding of DNA for custom medical treatments

Medical
One day doctors will be able to create custom medical treatment plans based on a patient's DNA pinpointing the root of a patient's illness and making sure treatment will not cause a fatal allergic reaction ... - Read More

Build-a-nanoparticle

Nanoparticles which range from 1 100 nanometers in size are roughly the same size as biomolecules such as proteins antibodies and membrane receptors Because of this size similarity nanoparticles can mimic biomolecules and therefore have ... - Read More

Organizing programmed nanoparticles into highly complex nanostructures

Complex, Nanostructures
Animal and plant cells are prominent examples of how nature constructs ever larger units in a targeted preprogrammed manner using molecules as building blocks In nanotechnology scientists mimic this 'bottom up' technique by using the ... - Read More
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