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News articles about "Transition"

For electronics beyond silicon, a new contender emerges

Silicon has few serious competitors as the material of choice in the electronics industry Yet transistors the switchable valves that control the flow of electrons in a circuit cannot simply keep shrinking to meet the ... - Read More

Elusive quantum transformations found near absolute zero

Heat drives classical phase transitions think solid liquid and gas but much stranger things can happen when the temperature drops If phase transitions occur at the coldest temperatures imaginable where quantum mechanics reigns subtle fluctuations ... - Read More

Excitonic dark states shed light on TMDC atomic layers: New promise for nanoelectronic and photonic applications

A team of Berkeley Lab researchers believes it has uncovered the secret behind the unusual optoelectronic properties of single atomic layers of transition metal dichalcogenide TMDC materials the two dimensional semiconductors that hold great promise ... - Read More

The biomethane market needs clear frame conditions for further growth, experts urge

Biomethane as a substitute for the fossil energy carrier natural gas offers a variety of options and applications for a sustainable energy supply Nevertheless a consequent market penetration is still pending because of a lack ... - Read More

Self-cleaning surfaces: The importance of a single groove

An innovative algorithm exposes the energy pathways that cause super repellent surfaces to stop working 'Superhydrophobic' surfaces such as anti icing or self cleaning windows are remarkably effective at repelling water molecules However they may ... - Read More

First graphene-based flexible display produced

A flexible display incorporating graphene in its pixels' electronics has been successfully demonstrated by the Cambridge Graphene Centre and Plastic Logic the first time graphene has been used in a transistor based flexible device The ... - Read More

Doped graphene nanoribbons with potential

Graphene possesses many outstanding properties it conducts heat and electricity it is transparent harder than diamond and extremely strong But in order to use it to construct electronic switches a material must not only be ... - Read More

Watching the structure of glass under pressure

Glass has many applications that call for different properties such as resistance to thermal shock or to chemically harsh environments Glassmakers commonly use additives such as boron oxide to tweak these properties by changing the ... - Read More

New solutions needed to recycle fracking water, experts say

Rice University scientists have performed a detailed analysis of water produced by hydraulic fracturing aka fracking of three gas reservoirs and suggested environmentally friendly remedies are needed to treat and reuse it Rice University researchers ... - Read More

Why some liquids are 'fragile' and others are 'strong'

Only recently has it become possible to accurately see the structure of a liquid Using X rays and a high tech apparatus that holds liquids without a container Kenneth Kelton PhD the Arthur Holly Compton ... - Read More

Wildland Fire Modeling Can Lead to Better Predictions

Released 19 Aug 2014 2 00 PM EDTSource Newsroom University of Alabama Huntsville more news from this source Contact Information Available for logged in reporters only Citations Central States Section of The Combustion Institute International ... - Read More

Press Event: The Cutting Edge of Crystallography

Released 5 Aug 2014 4 00 PM EDTSource Newsroom American Institute of Physics AIP more news from this source Contact Information Available for logged in reporters only WHAT Journalists are invited to participate in a ... - Read More

Unleashing the power of quantum dot triplets

Quantum computers have yet to materialise Ye scientists are making progress in devising suitable means of making such computers faster One such approach relies on quantum dots a kind of artificial atom easily controlled by ... - Read More

How to power California with wind, water and sun

New Stanford research outlines the path to a possible future for California in which renewable energy creates a healthier environment generates jobs and stabilizes energy prices Imagine a smog free Los Angeles where electric cars ... - Read More

When is a molecule a molecule? Scientists watch fast electron jumps in exploding molecules

Using ultra short X ray flashes an international team of researchers watched electrons jumping between the fragments of exploding molecules The study reveals up to what distance a charge transfer between the two molecular fragments ... - Read More

The quantum dance of oxygen: Proposal for a new phase of the element, when atoms dance in quartets

Under extremely high pressure conditions oxygen molecules group into quartets and give rise to a dance of their magnetic moments This as observed in a new study carried out by SISSA in collaboration with ICTP ... - Read More

With 'ribbons' of graphene, width matters: A narrow enough ribbon will transform a high-performance conductor into a semiconductor

Using graphene ribbons of unimaginably small widths just several atoms across a group of researchers at the University of Wisconsin Milwaukee UWM has found a novel way to tune the wonder material causing the extremely ... - Read More

Ancient ocean currents may have changed pacing and intensity of ice ages: Slowing of currents may have flipped switch

For decades climate scientists have tried to explain why ice age cycles became longer and more intense about 900 000 years ago switching from 41 000 year cycles to 100 000 year cycles In a ... - Read More

Method of synthesizing new type of nickel-carbon heterofullerenes

Scientists from several British Spanish and Russian research centers MIPT Institute for Spectroscopy RAS Kurchatov Institute and Kintech Lab Ltd have come up with a method of synthesizing a new type of nickel carbon compound ... - Read More

Controlling thermal conductivities can improve energy storage

Controlling the flow of heat through materials is important for many technologies While materials with high and low thermal conductivities are available materials with variable and reversible thermal conductivities are rare and other than high ... - Read More
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