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News articles about "Optical"

First glimpse of a chemical bond being born

Scientists have used an X ray laser at the Department of Energy's SLAC National Accelerator Laboratory to get the first glimpse of the transition state where two atoms begin to form a weak bond on ... - Read More

Transforming silver into any color of the rainbow: Silver-glass sandwich structure acts as inexpensive color filter

The engineering world just became even more colorful Northwestern University researchers have created a new technique that can transform silver into any color of the rainbow Their simple method is a fast low cost alternative ... - Read More

Switching superconductivity by light

A research team led by Prof Hiroshi M Yamamoto of the Institute for Molecular Science National Institutes of Natural Sciences has developed a novel superconducting transistor which can be switched reversibly between ON and OFF ... - Read More

Scientists Get First Glimpse of a Chemical Bond Being Born

Scientists have used an X ray laser at the Department of Energy’s SLAC National Accelerator Laboratory to get the first glimpse of the transition state where two atoms begin to form a weak bond on ... - Read More

Nanoscale mirrored cavities amplify, connect quantum memories

The idea of computing systems based on controlling atomic spins just got a boost from new research performed at the Massachusetts Institute of Technology MIT and the U S Department of Energy's DOE Brookhaven National ... - Read More

Researchers use sound to slow down, speed up, and block light

Researchers from the University of Illinois at Urbana Champaign have experimentally demonstrated for the first time the phenomenon of Brillouin Scattering Induced Transparency BSIT which can be used to slow down speed up and block ... - Read More

Holes in valence bands of nanodiamonds discovered: Potential catalysts for splitting water

But how are the electronic properties of nanodiamonds deposited on a solid state substrate different from those displayed by nanodiamonds in aqueous solutions Dr Tristan Petit working in the HZB team headed by Prof Emad ... - Read More

Demystifying nanocrystal solar cells

ETH researchers have developed a comprehensive model to explain how electrons flow inside new types of solar cells made of tiny crystals The model allows for a better understanding of such cells and may help ... - Read More

New research re-creates planet formation, super-Earths and giant planets in the laboratory

New laser driven compression experiments reproduce the conditions deep inside exotic super Earths and giant planet cores and the conditions during the violent birth of Earth like planets documenting the material properties that determined planet ... - Read More

Scientists set quantum speed limit

University of California Berkeley scientists have proved a fundamental relationship between energy and time that sets a quantum speed limit on processes ranging from quantum computing and tunneling to optical switching The energy time uncertainty ... - Read More

New conductive coatings for flexible touchscreens

Mobile phones and smart phones still haven't been adapted to the carrying habits of their users That much is clear to anyone who has tried sitting down with a mobile phone in their back pocket ... - Read More

Electroluminescent light sheets: Printable luminous particles enable cost-effective, large and curved luminous surfaces

Researchers at the INM Leibniz Institute for New Materials have now developed a new method that enables electroluminescence on large curved surfaces in a cost effective way in this case the light emitting layer and ... - Read More

Graphene enables all-electrical control of energy flow from light emitters

At the heart of lasers displays and other light emitting devices lies the emission of photons Electrically controlled modulation of this emission is of great importance in applications such as optical communication sensors and displays ... - Read More

New signal amplification process set to transform communications, imaging, computing

Signal amplification is ubiquitous to all electronic and optoelectronic systems for communications imaging and computing its characteristics directly impact device performance A new signal amplification process discovered by a team of University of California San ... - Read More

Team enlarges brain samples, making them easier to image

Beginning with the invention of the first microscope in the late 1500s scientists have been trying to peer into preserved cells and tissues with ever greater magnification The latest generation of so called super resolution ... - Read More

New high-speed 3-D microscope -- SCAPE -- gives deeper view of living things

Opening new doors for biomedical and neuroscience research Elizabeth Hillman associate professor of biomedical engineering at Columbia Engineering and of radiology at Columbia University Medical Center CUMC has developed a new microscope that can image ... - Read More

Peat fire emissions may shed light on climate change

Wildfires which send hot flames and smoke high into the air create black carbon emissions associated with climate change and risk to human health Carbon emissions from wildfires in the contiguous U S are expected ... - Read More

Solving an organic semiconductor mystery

Organic semiconductors are prized for light emitting diodes LEDs field effect transistors FETs and photovoltaic cells As they can be printed from solution they provide a highly scalable cost effective alternative to silicon based devices ... - Read More

Improved interface for a quantum internet

A quantum network requires efficient interfaces over which information can be transferred from matter to light and back In the current issue of Physical Review Letters Innsbruck physicists led by Rainer Blatt and Tracy Northup ... - Read More

Two-dimensional metamaterial surface manipulates light

A single layer of metallic nanostructures has been designed fabricated and tested by a team of Penn State electrical engineers that can provide exceptional capabilities for manipulating light This engineered surface which consists of a ... - Read More
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