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News articles about "Sample"

Quantum computers coming soon? Metamaterials used to observe giant photonic spin Hall effect

Hall Effect
Researchers with the U S Department of Energy DOE 's Lawrence Berkeley National Laboratory Berkeley Lab have once again demonstrated the incredible capabilities of metamaterials artificial nanoconstructs whose optical properties arise from their physical structure ... - Read More

Los Alamos science sleuth on the trail of a Martian mystery

Science, Science
When it comes to examining the surface of rocks on Mars with a high powered laser five is a magic number for Los Alamos National Laboratory postdoctoral researcher Nina Lanza Share This See Also Nature ... - Read More

Intense terahertz pulses cause DNA damage but also induce DNA repair

Terahertz THz radiation a slice of the electromagnetic spectrum that occupies the middle ground between microwaves and infrared light is rapidly finding important uses in medical diagnostics security and scientific research As scientists and engineers ... - Read More

Breakthrough research shows chemical reaction in real time

Time
The ultrafast ultrabright X ray pulses of the Linac Coherent Light Source LCLS have enabled unprecedented views of a catalyst in action an important step in the effort to develop cleaner and more efficient energy ... - Read More

Extreme water in Earth's interior

Earth is the only known planet that holds water in massive quantities and in all three of the main phase states But the earthly omnipresent compound water has very unusual properties that become particularly evident ... - Read More

Researchers develop tools for discovering new species

Genetic, Genetic, Genetic
For hundreds of years naturalists and scientists have identified new species based on an organism's visible differences But now new genetic techniques are revealing that different species can show little to no visible differences Share ... - Read More

Device may lead to quicker, more efficient diagnostics

Diagnostics
A twist on thin film technology may provide a way to optically detect and analyze multiple substances simultaneously leading to quicker diagnostics in such industries as health care and homeland security according to Penn State ... - Read More

Researchers develop AFM-IR for nanometer scale chemical identification

IR, Nanometer
For more than 20 years researchers have been using atomic force microscopy AFM to measure and characterize materials at the nanometer scale However AFM based measurements of chemistry and chemical properties of materials were generally ... - Read More

Industrial chemicals found in food samples

Industrial chemicals
Researchers at The University of Texas Health Science Center at Houston UTHealth have discovered phthalates industrial chemicals in common foods purchased in the United States Phthalates can be found in a variety of products and ... - Read More

Biomass analysis tool is faster, more precise

Analysis
A screening tool from the U S Department of Energy's National Renewable Energy Laboratory NREL eases and greatly quickens one of the thorniest tasks in the biofuels industry determining cell wall chemistry to find plants ... - Read More

Working at the extreme edge of cosmic ice

Ice
Behind locked doors in a lab built like a bomb shelter Perry Gerakines makes something ordinary yet truly alien ice Share This See Also Nature of Water Spintronics Chemistry Carbon 14 Ice shelf Gas giant ... - Read More

New study reveals how sensitive US East Coast regions may be to ocean acidification

Ocean, Ocean
A continental scale chemical survey in the waters of the eastern U S and Gulf of Mexico is helping researchers determine how distinct bodies of water will resist changes in acidity The study which measures ... - Read More

Pour, shake and stir: How gold particles, DNA and water have the potential to shape the future of medicine

Water, Water, Water
A diagnostic 'cocktail ' containing a single drop of blood a dribble of water and a dose of DNA powder with gold particles could one day lead to the treatment of the world's leading diseases ... - Read More

Neutron scattering provides data on ion adsorption

Scattering
The adsorption of ions in microporous materials governs the operation of technologies as diverse as water desalination energy storage sensing and mechanical actuation Until now however researchers attempting to improve the performance of these technologies ... - Read More

Clues to climate cycles dug from south pole snow pit

Climate, climate
Particles from the upper atmosphere trapped in a deep pile of Antarctic snow hold clear chemical traces of global meteorological events a team from the University of California San Diego and a colleague from France ... - Read More

'NanoVelcro' device to grab single cancer cells from blood: Improvement enables 'liquid biopsies' for metastatic melanoma

cancer
Researchers at UCLA report that they have refined a method they previously developed for capturing and analyzing cancer cells that break away from patients' tumors and circulate in the blood With the improvements to their ... - Read More

Laser mastery narrows down sources of superconductivity

Laser, Laser
Identifying the mysterious mechanism underlying high temperature superconductivity HTS remains one of the most important and tantalizing puzzles in physics This remarkable phenomenon allows electric current to pass with perfect efficiency through materials chilled to ... - Read More

Titanium dioxide nanoreactor: Synthesis to produce nanoparticles at room temperature in a polymer network

Synthesis, Synthesis , Polymer
Tiny particles of titanium dioxide are found as key ingredients in wall paints sunscreens and toothpaste they act as reflectors of light or as abrasives However with decreasing particle size and a corresponding change in ... - Read More

Explosives vapor detection technology: The new 'sniff test'

Sample
A quick accurate and highly sensitive process to reliably detect minute traces of explosives on luggage cargo or travelling passengers has been demonstrated by scientists at the Department of Energy's Pacific Northwest National Laboratory The ... - Read More

New taxonomy of platinum nanoclusters

Physicists have gained new insights into the inner intricacies of the structural variations of metallic nanoclusters This work by Luca Pavan Cono Di Paola and Francesca Baletto from King's College London UK is about to ... - Read More
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