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News articles about "Emission"

Making quantum dots glow brighter

Researchers from the University of Alabama in Huntsville and the University of Oklahoma have found a new way to control the properties of quantum dots those tiny chunks of semiconductor material that glow different colors ... - Read More

Atmosphere in northern hemisphere has lower self-cleaning capacity than previously thought

Pollution is being removed more slowly from the atmosphere in the northern hemisphere than previously assumed An international research team that includes researchers from Wageningen University established that the atmospheric cleaning agent hydroxyl OH is ... - 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

Scientists fabricate single-photon sources in solid matter

A breakthrough in quantum information processing was achieved using state of the art diamond growth technology A research group led by Junichi Isoya professor emeritus University of Tsukuba and Tokuyuki Teraji principal researcher Optical and ... - Read More

Miniature light-emitting devices and optical sensors: Pesky insect inspires practical technology

In our vain human struggle to kill flies our hands and swatters often come up lacking This is due to no fault of our own but rather to flies' compound eyes Arranged in a hexagonal ... - Read More

Atomically thin material opens door for integrated nanophotonic circuits

A new combination of materials can efficiently guide electricity and light along the same tiny wire a finding that could be a step towards building computer chips capable of transporting digital information at the speed ... - Read More

Atomically Thin Material Gets Excited From Afar, Opening a Door for Integrated Nanophotonic Circuits

Released 4 Sep 2014 12 00 PM EDTSource Newsroom University of Rochester more news from this source Contact Information Available for logged in reporters only Citations Optica DMR 1309734 DE FG02 05ER46207 DGE 0966089Sep 5 ... - Read More

Gasification of oil palm biomass to produce clean producer gas for heat, power generation

This technology can simultaneously remove impurities and produce clean gas for heat and power generation from waste biomass The process of burning fossil fuels such as petroleum coal and natural gas releases huge amounts of ... - Read More

Novel 'Butterfly' Molecule Could Build New Sensors, Photoenergy Conversion Devices

Exciting new work by a Florida State University research team has led to a novel molecular system that can take your temperature emit white light and convert photon energy directly to mechanical motions And the ... - Read More

Combustion mechanism to better predict warming by wildfires uncovered by scientists

Scientists have uncovered key attributes of so called brown carbon from wildfires airborne atmospheric particles that may have influenced current climate models that failed to take the material's warming effects into account The work was ... - Read More

Study of noninvasive retinal imaging device presented at Alzheimer's conference

A noninvasive optical imaging device developed at Cedars Sinai can provide early detection of changes that later occur in the brain and are a classic sign of Alzheimer's disease according to preliminary results from investigators ... - Read More

Postcards from the photosynthetic edge: Femtosecond snapshots of photosynthetic water oxidation

A crucial piece of the puzzle behind nature's ability to split the water molecule during photosynthesis that could help advance the development of artificial photosynthesis for clean green and renewable energy has been provided by ... - Read More

NASA launches carbon mission to watch Earth breathe

NASA successfully launched its first spacecraft dedicated to studying atmospheric carbon dioxide at 2 56 a m PDT 5 56 a m EDT Tuesday July 1 2014 The Orbiting Carbon Observatory 2 OCO 2 raced ... - Read More

To address climate change, nothing substitutes for reducing carbon dioxide emissions

The politically expedient way to mitigate climate change is essentially no way at all according to a comprehensive new study by University of Chicago climatologist Raymond Pierrehumbert Among the climate pollutants humans put into the ... - Read More

State of wildland fire emissions, carbon, and climate research

Scientists know that wildland fire emissions play a significant role in the global carbon cycle and that its principal component carbon dioxide is a primary driver of climate change But predicting and quantifying the effects ... - Read More

Engineering professor hopes to improve carbon-capture with patented technology

Less than a year after patenting a process that could improve stripping greenhouse gasses from industrial emissions a University of Alabama engineering professor was recently granted another patent that uses a different solvent to accomplish ... - Read More

Detecting trace amounts of explosives with light

University of Adelaide research may help in the fight against terrorism with the creation of a sensor that can detect tiny quantities of explosives with the use of light and special glass fibres Published in ... - Read More

Airborne measurements confirm leaks from oil and gas operations

During two days of intensive airborne measurements oil and gas operations in Colorado's Front Range leaked nearly three times as much methane a greenhouse gas as predicted based on inventory estimates and seven times as ... - Read More

Using DNA to build tool that may literally shine light on cancer

Bioengineers at the University of Rome Tor Vergata and the University of Montreal have used DNA to develop a tool that detects and reacts to chemical changes caused by cancer cells and that may one ... - Read More

New record operation temperature for quantum-cascade lasers

For the observation of cold matter in the interstellar medium astronomers need instruments for the detection of terahertz radiation Specific high resolution instruments are based on terahertz quantum cascade lasers but operate only at cryogenic ... - Read More
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