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All About Chemistry... 2011 and beyond

News articles about "Light"

Engineers create light-activated 'curtains'

Light, Light
Forget remote controlled curtains A new development by researchers at the University of California Berkeley could lead to curtains and other materials that move in response to light no batteries needed A research team led ... - Read More

Water cycle amplifies abrupt climate change

During the abrupt cooling at the onset of the so called Younger Dryas period 12680 years ago changes in the water cycle were the main drivers of widespread environmental change in western Europe Thus the ... - Read More

Solar-power device would use heat to enhance efficiency

Heat
A new approach to harvesting solar energy developed by MIT researchers could improve efficiency by using sunlight to heat a high temperature material whose infrared radiation would then be collected by a conventional photovoltaic cell ... - Read More

Tiny swimming bio-bots boldly go where no bot has swum before

cells, cells
The alien world of aquatic micro organisms just got new residents synthetic self propelled swimming bio bots A team of engineers has developed a class of tiny bio hybrid machines that swim like sperm the ... - Read More

Researchers 'detune' a molecule: Scientists control the bonds between atoms in a buckyball

Molecule, molecule
Rice University scientists have found they can control the bonds between atoms in a molecule The molecule in question is carbon 60 also known as the buckminsterfullerene and the buckyball discovered at Rice in 1985. ... - Read More

Natural 3-D counterpart to graphene discovered: New form of quantum matter

Quantum, Matter, Quantum, Matter
The discovery of what is essentially a 3D version of graphene the 2D sheets of carbon through which electrons race at many times the speed at which they move through silicon promises exciting new things ... - Read More

Hugging hemes help electrons hop

Electrons, Electrons, Electrons
Researchers simulating how certain bacteria run electrical current through tiny molecular wires have discovered a secret Nature uses for electron travel The results are key to understanding how the bacteria do chemistry in the ground ... - Read More

Microscopic fountain pen adds new functionality to AFM microscopy

Microscopy
The Atomic Force Microscope AFM which uses a fine tipped probe to scan surfaces at the atomic scale will soon be augmented with a chemical sensor This involves the use of a hollow AFM cantilever ... - Read More

Blazing car murder of 1930 investigated

Forensic
University of Leicester leads collaboration with Northumbria University Northamptonshire Police and The Royal London Hospital Museum in investigation of the Blazing Car Murder of 1930 A forensic team from the University of Leicester and Northumbria ... - Read More

Molecular nano-spies to make light work of disease detection

A world of cloak and dagger pharmaceuticals has come a step closer with the development of stealth compounds programmed to spring into action when they receive the signal Researchers at the University of Nottingham's School ... - Read More

Viewing macro behaviors of ultra-cold quantum gases through the micro-world

Understanding collective behavior of ultra cold quantum gases is of great interest since it is intimately related to many encountered systems in nature such as human behavior swarms of birds traffic jam sand dunes neutron ... - Read More

New horizons in radiotherapy?

Targeted radiation therapy that is less harmful to healthy cells could see the light of day thanks to a team of French researchers from the Laboratoire de Chimie Physique Matière et Rayonnement CNRS UPMC working ... - Read More

Tweaking MRI to track creatine may spot heart problems earlier, study suggests

MRI
A new MRI method to map creatine at higher resolutions in the heart may help clinicians and scientists find abnormalities and disorders earlier than traditional diagnostic methods researchers at the Perelman School of Medicine at ... - Read More

Understanding secondary light emission by plasmonic nanostructures may improve medical imaging

Light emission, Nanostructures, Medical
Plasmonic nanostructures are of great current interest as chemical sensors in vivo imaging agents and for photothermal therapeutics explained David G Cahill a Willett Professor and head of the Department of Materials Science and Engineering ... - Read More

Weighing particles at the attogram scale

System
MIT engineers have devised a way to measure the mass of particles with a resolution better than an attogram one millionth of a trillionth of a gram Weighing these tiny particles including both synthetic nanoparticles ... - Read More

Scientists make your stomach turn bright green if you have an ulcer

Green
Doctors may soon be able to diagnose stomach ulcers without taking tissue samples from the stomach Researchers from the University of Southern Denmark now report to have developed a new safer and noninvasive diagnostic technique ... - Read More

Ahoy! First ocean vesicles spotted

Ocean, Ocean
Marine cyanobacteria tiny ocean plants that produce oxygen and make organic carbon using sunlight and CO2 are primary engines of Earth's biogeochemical and nutrient cycles They nourish other organisms through the provision of oxygen and ... - Read More

An improved, cost-effective catalyst for water-splitting devices

Solar energy appears to be the only form of renewable that can be exploited at level that matches the world's growing needs However it is equally necessary to find efficient ways to store solar energy ... - Read More

Simple, cheap way to increase solar cell efficiency

cell, cell
Researchers from North Carolina State University and the Chinese Academy of Sciences have found an easy way to modify the molecular structure of a polymer commonly used in solar cells Their modification can increase solar ... - Read More

Establishing guides for molecular counting using fluorescent proteins

To know how many proteins assemble together at the nanoscale is fundamental for understanding protein function Sometimes proteins must be in an oligomeric state to be functional although oligomerization of certain proteins can also lead ... - Read More
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