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News articles about "Scientific"

Good vibrations give electrons excitations that rock an insulator to go metallic

For more than 50 years scientists have debated what turns particular oxide insulators in which electrons barely move into metals in which electrons flow freely Some scientists sided with Nobel Prize winning physicist Nevill Mott ... - Read More

Robotic ocean gliders aid study of melting polar ice

The rapidly melting ice sheets on the coast of West Antarctica are a potential major contributor to rising ocean levels worldwide Although warm water near the coast is thought to be the main factor causing ... - Read More

Biochemists build largest synthetic molecular 'cage' ever

UCLA biochemists have created the largest ever protein that self assembles into a molecular cage The research could lead to synthetic vaccines that protect people from the flu HIV and other diseases At a size ... - Read More

Enabling biocircuits: New device could make large biological circuits practical

Researchers have made great progress in recent years in the design and creation of biological circuits systems that like electronic circuits can take a number of different inputs and deliver a particular kind of output ... - Read More

How does the brain react to virtual reality? Completely different pattern of activity in brain

UCLA neurophysicists have found that space mapping neurons in the brain react differently to virtual reality than they do to real world environments Their findings could be significant for people who use virtual reality for ... - Read More

New Plastic that Disappears When You Want It To

Released 24 Nov 2014 5 00 PM ESTSource Newsroom North Dakota State University more news from this source Contact Information Available for logged in reporters only Citations Angewandte Chemie DOI 10.1002 anie.201408492Nov 26 2014 Plastic ... - Read More

Esther Conwell, Pioneering Professor of Chemistry, Dead at 92

herself a National Medal of Science winner “Dr Esther Conwell has had an extraordinarily productive career as a scientist and has greatly influenced electronic device design and performance…” wrote Dresselhaus in her letter of nomination ... - Read More

Groundwater patches play important role in forest health, water quality

Even during summer dry spells some isolated patches of soil in forested watersheds remain waterlogged These patches act as hot spots of microbial activity that remove nitrogen from groundwater and return it to the atmosphere ... - Read More

X-ray vision of photosynthesis: New technique facilitates analysis of biomolecules in a near-natural state

Photosynthesis is one of the most important processes in nature The complex method by which all green plants harvest sunlight and thereby produce the oxygen in our air is still not fully understood Researchers have ... - Read More

Live images from the nano-cosmos: Scientists watch layers of football molecules grow

Using DESY's ultrabright X ray source PETRA III researchers have observed in real time how football shaped carbon molecules arrange themselves into ultra smooth layers Together with theoretical simulations the investigation reveals the fundamentals of ... - Read More

High-speed 'label-free' imaging could reveal dangerous plaques

Researchers are close to commercializing a new type of medical imaging technology that could diagnose cardiovascular disease by measuring ultrasound signals from molecules exposed to a fast pulsing laser The system takes precise three dimensional ... - Read More

Chemists gain edge in next-gen energy: Flexible film can catalyze production of hydrogen

Rice University scientists who want to gain an edge in energy production and storage report they have found it in molybdenum disulfide The Rice lab of chemist James Tour has turned molybdenum disulfide's two dimensional ... - Read More

The geometry of RNA and its 3D structure

To understand the function of an RNA molecule similar to the better known DNA and vital for cell metabolism we need to know its three dimensional structure Unfortunately establishing the shape of an RNA strand ... - Read More

Scientists' new analysis of plant proteins advances our understanding of photosynthesis

A world without plants would be a world without oxygen uninhabitable for us and for many creatures We know plants release oxygen by absorbing carbon dioxide and breaking down water using sunlight through the process ... - Read More

Co-opting bacterial immune system to turn off specific genes

Researchers from North Carolina State University have developed a technique that co opts an immune system already present in bacteria and archaea to turn off specific genes or sets of genes creating a powerful tool ... - Read More

Nanosafety Research: The Quest for the Gold Standard

Released 30 Oct 2014 4 00 AM EDTSource Newsroom Empa Swiss Federal Laboratories for Materials Science and Technology more news from this source Contact Information Available for logged in reporters only Citations Angewandte ChemieOct 31 ... - Read More

Cooling to almost absolute zero with magnetic molecules

An international team of scientists have become the first ever researchers to successfully reach temperatures below minus 272.15 degrees Celsius only just above absolute zero using magnetic molecules The physicists and chemists are presenting their ... - Read More

Scientists disprove theory that reconstructed boron surface is metallic

Scientific inquiry is a hit and miss proposition subject to constant checking and rechecking Recently a new class of materials was discovered called topological insulators nonmetallic materials with a metallic surface capable of conducting electrons ... - Read More

Special microscope captures defects in nanotubes

University of Oregon chemists have devised a way to see the internal structures of electronic waves trapped in carbon nanotubes by external electrostatic charges Carbon nanotubes have been touted as exceptional materials with unique properties ... - Read More

New study charts the fate of chemicals affecting health, environment

Looking forward in science often requires looking back evaluating trends to extrapolate future outcomes A classic case is Moore's Law which predicts that the density of components on an integrated circuit will double every 24 ... - Read More
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