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News articles about "Sample"

Shaking things up: Researchers propose new old way to purify carbon nanotubes

Carbon nanotubes
An old somewhat passé trick used to purify protein samples based on their affinity for water has found new fans at the National Institute of Standards and Technology NIST where materials scientists are using it ... - Read More

Silicone liquid crystal stiffens with repeated compression: Discovery may point toward self-healing materials

Crystal, Crystal, Crystal, Crystal, Silicone, Crystal, Crystal, Crystal, Silicone, Silicone, Silicone, Crystal, Crystal, Crystal, Crystal, Crystal, Crystal
Squeeze a piece of silicone and it quickly returns to its original shape as squishy as ever But scientists at Rice University have discovered that the liquid crystal phase of silicone becomes 90 percent stiffer ... - Read More

Scientists investigate release of bromine in polar regions

Ozone, Ozone
The chemical element bromine whose compounds contribute significantly to the depletion of ozone in the lower atmosphere is also released in polar regions to a great extent from snow on land This is the result ... - Read More

Bold move forward in molecular analyses

Molecular, molecular
A dramatic leap forward in the ability of scientists to study the structural states of macromolecules such as proteins and nanoparticles in solution has been achieved by a pair of researchers with the U S ... - Read More

Earth's center is 1,000 degrees hotter than previously thought, synchrotron X-ray experiment shows

X-ray
Scientists have determined the temperature near the Earth's centre to be 6000 degrees Celsius 1000 degrees hotter than in a previous experiment run 20 years ago These measurements confirm geophysical models that the temperature difference ... - Read More

Microscopic dust particles found in underground railways may pose health risk

New research from the University of Southampton has found that working or travelling on an underground railway for a sustained period of time could have health implications Share This See Also Workplace Health Health Policy ... - Read More

Fertilizer That Fizzles in a Homemade Bomb Could Save Lives Around the World

doesn’t make sense ” he said Danger to soldiers Sandia could have patented the formula but opted to waive ownership rights for humanitarian reasons “One of Sandia’s priorities is deploying the technologies that result from ... - Read More

Technique unlocks design principles of quantum biology

Quantum, Quantum
University of Chicago researchers have created a synthetic compound that mimics the complex quantum dynamics observed in photosynthesis and may enable fundamentally new routes to creating solar energy technologies Engineering quantum effects into synthetic light ... - Read More

Global warming: 'Black carbon' flowing from soil to oceans

A smaller proportion of black carbon created during combustion will remain in soil than have been estimated before Contrary to previous understanding burying black carbon in the ground in order to restrain climate change will ... - Read More

High Levels of Lead Detected in Rice Imported From Certain Countries

Rice imported from certain countries contains high levels of lead that could pose health risks particularly for infants and children who are especially sensitive to lead’s effects and adults of Asian heritage who consume large ... - Read More

Safety Reflector Technology From Footwear Getting New Life in Detecting Bioterror Threats

to multiplex the device and detect many pathogens at once ” They have demonstrated clinically useful sensitivity on samples containing Rickettsia conorii a bioterrorism threat that causes Mediterranean spotted fever and others are on the ... - Read More

Liquid on liquid goes solid

A Kiel based research group has discovered nano crystals at the interface between two liquids Share This See Also Nature of Water Inorganic Chemistry Physics Graphene Chemistry Materials Science Mechanics Liquid Particle accelerator Surface tension ... - Read More

Major Symposium on Arsenic Contamination in Food and Water Supplies

manufacturers stopped adding it to common household products ” Other speakers in the symposium focused on the ongoing problem of arsenic contamination in the 21st century Arsenic occurs naturally in elevated concentrations in the soil ... - Read More

Nanotechnology imaging breakthrough

Nanotechnology, Nanotechnology, Nanotechnology, Nanotechnology
A team of researchers has made a major breakthrough in measuring the structure of nanomaterials under extremely high pressures For the first time they developed a way to get around the severe distortions of high ... - Read More

Egyptian Wedding Certificate Key to Authenticating Controversial Biblical Text

from Augusta Honduras Now a major heritage site Augusta was founded as an English stronghold on Roatan Island from 1742 1748 and hosted a mix of English militia and indigenous Miskitu While historical documents provide ... - Read More

Third-generation device significantly improves capture of circulating tumor cells

tumor
A new system for isolating rare circulating tumor cells CTCs living solid tumor cells found at low levels in the bloodstream shows significant improvement over previously developed devices and does not require prior identification of ... - Read More

Carbon cycle: Four cells turn seabed microbiology upside down

Carbon, carbon, cells, cells
Single celled archaea are invisible to the naked eye and even when using a microscope great care must be taken to observe them An international team of researchers led by the Center for Geomicrobiology Aarhus ... - Read More

Glass-blowers at a nano scale

Glass, Nano
EPFL researchers are using the electrical properties of a scanning electron microscope to change the size of glass capillary tubes Their method has already been patented as it could pave the way to many novel ... - Read More

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
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