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News articles about "Wavelength"

DNA can be damaged by very low-energy radiation

Damage to DNA by high energy radiation constitutes the most lethal damage occurring at the cellular level Surprisingly very low energy interactions with OH radicals for instance can also induce DNA damage including double strand ... - Read More

Promising news for producing fuels through artificial photosynthesis

There's promising news from the front on efforts to produce fuels through artificial photosynthesis A new study by Berkeley Lab researchers at the Joint Center for Artificial Photosynthesis JCAP shows that nearly 90 percent of ... - 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

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

Graphene sees the light: Sheets of carbon just one atom thick could be used in photovoltaic cells

Sheets of carbon just one atom thick could make effective transparent electrodes in certain types of photovoltaic cells Graphene a one atom thick sheet of carbon that is extremely strong and conducts electricity well is ... - Read More

Targeted synthesis of natural products with light

Synthesis, Synthesis , Natural products
Photoreactions are driven by light energy and are vital to the synthesis of many natural substances Since many of these substances are also useful as active medical agents chemists try to produce them synthetically But ... - Read More

Noble gas molecule discovered in space

Gas, Space
A molecule containing a noble gas has been discovered in space by a team including astronomers from Cardiff University The find was made using a Cardiff led instrument aboard Europe's Herschel Space Observatory The molecule ... - Read More

Intense two-color double X-ray laser pulses: Powerful tool to study ultrafast processes

X-ray
A team working at the SACLA X ray Free Electron Laser XFEL in Japan has succeeded in generating ultra bright two color X ray laser pulses for the first time in the hard X ray ... - Read More

Amplifying Our Vision of the Infinitely Small

Released 12 2 2013 10 00 AM ESTSource Newsroom Universite de Montreal more news from this source Dec 3 2013 Richard Martel and his research team at the Department of Chemistry of the Université de ... - Read More

Physicists study coldest objects in universe

Light, Light
In a new study published today in the Institute of Physics and German Physical Society's New Journal of Physics a group of researchers from the UK and Australia have come up with a new way ... - 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

Flashes of brilliance: Roots of superfluorescent bursts from quantum wells discovered

Quantum, Quantum
Spontaneous bursts of light from a solid block illuminate the unusual way interacting quantum particles behave when they are driven far from equilibrium The discovery by Rice University scientists of a way to trigger these ... - Read More

New antenna spreads good vibrations in fusion plasma

Plasma, Fusion
If you want to catch a firefly any old glass jar will do But when you're trying to bottle a star the goal of fusion energy research the bottle needs to be very special A ... - Read More

Dye absorption structure of dye-sensitized solar cells elucidated on molecular level: Success in dye absorption structure control

NIMS researchers elucidated the relationship between the photocurrent and the peculiar changes in the absorption structure occurring in the vicinity of the molecular electrode interface in dye sensitized solar cells The Organic Inorganic Hybrid Photovoltaics ... - Read More

A single-atom light switch: New switch is powerful tool for quantum information and quantum communication

Quantum, Quantum
With just a single atom light can be switched between two fibre optic cables at the Vienna University of Technology Such a switch enables quantum phenomena to be used for information and communication technology Fibre ... - Read More

Determining the quantum geometry of a crystal

Crystal
Physicists have succeeded in measuring geometric properties of energy bands in light crystals Geometrical phases occur in many places in nature One of the simplest examples is the Foucault pendulum a tall pendulum free to ... - Read More

Improving light and heat spectra measurements

Heat, Spectra
Whether you want to investigate objects in space characterize the quality of light sources optimize photovoltaics modules or analyze chemical compounds measuring the spectrum of light or heat sources is often the method of choice ... - Read More

World's most powerful terahertz quantum cascade laser

Cascade
Whether it is diagnostic imaging analysis of unknown substances or ultrafast communication terahertz radiation sources are becoming more and more important At the Vienna University of Technology an important breakthrough has been achieved Terahertz waves ... - Read More

Quantum reality more complex than previously thought

Complex
Imagine you order a delivery of several glass vases in different colors Each vase is sent as a separate parcel What would you think of the courier if the parcels arrive apparently undamaged yet when ... - Read More

Tiny antennas let long light waves see in infrared

Light, Light
University of Illinois at Urbana Champaign researchers have developed arrays of tiny nano antennas that can enable sensing of molecules that resonate in the infrared IR spectrum The identification of molecules by sensing their unique ... - Read More
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