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News articles about "Atoms"

Advanced light: Sending entangled beams through fast-light materials

Michael Lewis's bestselling book Flash Boys describes how some brokers engaging in high frequency trading exploit fast telecommunications to gain fraction of a second advantage in the buying and selling of stocks But you don't ... - Read More

Chemists challenge conventional understanding of how photocatalysis works

Photocatalysis catalysis assisted by light is a promising route to convert solar energy into chemical fuels Particularly appealing is the possibility to use photocatalysis to split water molecules into molecular hydrogen Although photocatalysis has been ... - Read More

Shaping ultrashort laser pulses: Laser light needs more bass

They shed light on atomic and molecular processes ultrashort laser pulses are required to study extremely fast quantum phenomena For years scientists have been trying to tune the shape of light waves so as to ... - Read More

Not all diamonds are forever: Researchers see nanodiamonds created in coal fade away in seconds

Images taken by Rice University scientists show that some diamonds are not forever The Rice researchers behind a new study that explains the creation of nanodiamonds in treated coal also show that some microscopic diamonds ... - Read More

New 'T-ray' tech converts light to sound for weapons detection, medical imaging

A device that essentially listens for light waves could help open up the last frontier of the electromagnetic spectrum the terahertz range So called T rays which are light waves too long for human eyes ... - Read More

Water caged in buckyballs: Work on 'spin isomer conversion' may enhance magnetic resonance imaging

In a new paper in the Journal of Chemical Physics produced by AIP Publishing a research team in the United Kingdom and the United States describes how water molecules caged in fullerene spheres buckyballs are ... - Read More

Tricking the uncertainty principle: New measurement technique goes beyond the limits imposed by quantum physics

Caltech researchers have found a way to make measurements that go beyond the limits imposed by quantum physics Today we are capable of measuring the position of an object with unprecedented accuracy but quantum physics ... - Read More

Definitive evidence of how zeolites grow: Tracking crystal growth in real time

Researchers have found the first definitive evidence of how silicalite 1 MFI type zeolites grow showing that growth is a concerted process involving both the attachment of nanoparticles and the addition of molecules Both processes ... - Read More

Lighting the way to graphene-based devices

Graphene continues to reign as the next potential superstar material for the electronics industry a slimmer stronger and much faster electron conductor than silicon With no natural energy band gap however graphene's superfast conductance can't ... - Read More

Flexible supercapacitor raises bar for volumetric energy density; Could be woven into clothes to power devices

Scientists have taken a large step toward making a fiber like energy storage device that can be woven into clothing and power wearable medical monitors communications equipment or other small electronics The device is a ... - Read More

Exploring the magnetism of a single atom

Magnetic devices like hard drives magnetic random access memories MRAMs molecular magnets and quantum computers depend on the manipulation of magnetic properties In an atom magnetism arises from the spin and orbital momentum of its ... - Read More

Nanoscope to probe chemistry on the molecular scale

For years scientists have had an itch they couldn't scratch Even with the best microscopes and spectrometers it's been difficult to study and identify molecules at the so called mesoscale a region of matter that ... - Read More

Light waves allow preferred bond breaking in symmetric molecules

Chemical bonds between carbon and hydrogen atoms are amongst the strongest in nature and their selective breaking in particular in symmetric molecules is of interest to chemical synthesis and the development of new biologically active ... - Read More

Recycling to ensure sufficient raw materials for the future

About 70 billion tons of raw materials are extracted world wide annually That is twice as much as at the end of the 1970s This trend is continuing even with finite resources One way to ... - Read More

Graphene for real-world devices: New research in phonon scattering sheds more light on graphene as a replacement for silicon

Graphene a one atom thick form of the carbon material graphite has been hailed as a wonder material strong light nearly transparent and an excellent conductor of electricity and heat But a number of practical ... - Read More

New mathematical framework to characterize shape of graphene

Scientists studying graphene's properties are using a new mathematical framework to make extremely accurate characterizations of the two dimensional material's shape Graphene discovered in 2004 is a one atom thick sheet of graphite The properties ... - Read More

Nanoengineers develop basis for electronics that stretch at the molecular level

Nanoengineers at the University of California San Diego are asking what might be possible if semiconductor materials were flexible and stretchable without sacrificing electronic function Today's flexible electronics are already enabling a new generation of ... - Read More

Approaching the island of stability: Observation of the superheavy element 117

The periodic table of the elements is to get crowded towards its heaviest members Evidence for the artificial creation of element 117 has recently been obtained at the GSI Helmholtz Centre for Heavy Ion Research ... - Read More

New atom-scale knowledge on the function of biological photosensors

The research groups of Janne Ihalainen University of Jyväskylä and Sebastian Westenhoff University of Gothenburg have clarified how the atom structure of bacterial red light photosensors changes when sensing light The research reveals structural changes ... - Read More

Playing pool with carbon atoms: How to change the crystal structure of graphene

A University of Arizona led team of physicists has discovered how to change the crystal structure of graphene more commonly known as pencil 'lead' with an electric field an important step toward the possible use ... - Read More
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