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News articles about "Chemical"

Spot-welding graphene nanoribbons atom by atom

Scientists at Aalto University Finland and Utrecht University the Netherlands have created single atom contacts between gold and graphene nanoribbons In their article published in Nature Communications the research team demonstrates how to make electrical ... - Read More

'Self-cleaning' pollution-control technology could do more harm than good, study suggests

Research by Indiana University environmental scientists shows that air pollution removal technology used in self cleaning paints and building surfaces may actually cause more problems than they solve The study finds that titanium dioxide coatings ... - Read More

Light-carved 'nano-volcanoes' hold promise for drug delivery

Drug delivery, Nano
Researchers from North Carolina State University have developed a method for creating nano volcanoes by shining various colors of light through a nanoscale crystal ball made of a synthetic polymer These nano volcanoes can store ... - Read More

Discovery of new material state counterintuitive to laws of physics

New material
When you squeeze something it gets smaller Unless you're at Argonne National Laboratory At the suburban Chicago laboratory a group of scientists has seemingly defied the laws of physics and found a way to apply ... - Read More

Molecular 'sieves' harness ultraviolet irradiation for greener power generation

Irradiation
New research shows that exposing polymer molecular sieve membranes to ultraviolet UV irradiation in the presence of oxygen produces highly permeable and selective membranes for more efficient molecular level separation an essential process in everything ... - Read More

Fossil kangaroo teeth reveal mosaic of Pliocene ecosystems in Queensland

The teeth of a kangaroo and other extinct marsupials reveal that southeastern Queensland 2.5 5 million years ago was a mosaic of tropical forests wetlands and grasslands and much less arid than previously thought The ... - Read More

Luminous bacterial proteins detect chemicals in water

Water, Proteins, Water, Proteins, Chemicals, chemicals, proteins, chemicals, Water
While residual medications don't belong in the water trace metals from industrial process waters handled by the recycling industry are in contrast valuable resources Scientists at the Helmholtz Zentrum Dresden Rossendorf HZDR have developed a ... - Read More

Filmmaking magic with polymers

Polymers, Polymers, Polymers, polymers
Think about windows coated with transparent film that absorbs harmful ultraviolet sunrays and uses them to generate electricity Consider a water filtration membrane that blocks viruses and other microorganisms from water or an electric car ... - Read More

Iron fertilization, process of putting iron into ocean to help capture carbon, could backfire

Ocean, Carbon, Ocean, carbon
A new study on the feeding habits of ocean microbes calls into question the potential use of algal blooms to trap carbon dioxide and offset rising global levels These blooms contain iron eating microscopic phytoplankton ... - Read More

Exposure to air transforms gold alloys into catalytic nanostructures

Alloys, Nanostructures
Gold bars may signify great wealth but the precious metal packs a much more practical punch when shrunk down to just billionths of a meter Unfortunately unlocking gold's potential often requires complex synthesis techniques that ... - Read More

Martian clay contains chemical implicated in the origin of life, astrobiologists find

chemical, chemical, Chemical, Chemical
Researchers from the University of Hawaii at Manoa NASA Astrobiology Institute UHNAI have discovered high concentrations of boron in a Martian meteorite When present in its oxidized form borate boron may have played a key ... - Read More

The diabetes 'breathalyzer'

Glucose, Glucose
Diabetes patients often receive their diagnosis after a series of glucose related blood tests in hospital settings and then have to monitor their condition daily through expensive invasive methods But what if diabetes could be ... - Read More

Testing artificial photosynthesis: Fully integrated microfluidic test-bed for solar-driven electrochemical energy conversion systems

Electrochemical, Photosynthesis
With the daily mean concentrations of atmospheric carbon dioxide having reached 400 parts per million for the first time in human history the need for carbon neutral alternatives to fossil fuel energy has never been ... - Read More

World's first large(wafer)-scale production of III-V semiconductor nanowire

Semiconductor, Semiconductor, Semiconductor
Researchers from Ulsan National Institute of Science and Technology UNIST South Korea and University of Illinois U S A developed the large scale heteroepitaxial growth III V nanowires on a Si wafer The research team ... - Read More

Dance of the atoms: Clustering of atoms observed

Atoms, Atoms, Atoms
Lone people standing in a ballroom don't tend to move a lot It's only when they find a suitable dance partner that rapid motion sets in Atoms on iron oxide surfaces behave in a similar ... - Read More

2-D electronics take a step forward: Semiconducting films for atom-thick circuits

Films
Scientists at Rice University and Oak Ridge National Laboratory ORNL have advanced on the goal of two dimensional electronics with a method to control the growth of uniform atomic layers of molybdenum disulfide MDS MDS ... - Read More

The body electric: Researchers move closer to low-cost, implantable electronics, study suggests

Electronics, Electronics, Electronics, Electronics
New technology under development at The Ohio State University is paving the way for low cost electronic devices that work in direct contact with living tissue inside the body The first planned use of the ... - Read More

Natural Products Drug Discovery Group explores plant potential

Released 6 10 2013 11 15 AM EDTSource Newsroom University of Alabama Huntsville more news from this source Expert Available Jun 10 2013 Consuming caffeine could mute the efficacy of certain cancer drugs and some ... - Read More

Detection of apple juices and cereals which exceed permitted levels of mycotoxins

Researchers from the University of Granada Spain have analysed the presence of patulin a type of toxin produced by fungi in several commercial apple juices The results show that more than 50% of the samples ... - Read More

New framework for understanding the energetics of ionic liquids

Ions
A new study by researchers at UC Santa Barbara provides clues into the understanding of the behavior of the charged molecules or particles in ionic liquids The new framework may lead to the creation of ... - Read More
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