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News articles about "Polymers"

Chemists slide a splitting catalyst over DNA for first time

Catalyst, Time
Chemists from Nijmegen have developed a catalyst that binds to DNA slides over it and splits the molecule in particular places The researchers were able to do this by synthetically modifying a natural catalyst This ... - Read More

Toward a truly white organic LED: Physicists develop polymer with tunable colors

Polymer
By inserting platinum atoms into an organic semiconductor University of Utah physicists were able to tune the plastic like polymer to emit light of different colors a step toward more efficient less expensive and truly ... - Read More

'Terminator' polymer: Self-healing polymer that spontaneously and independently repairs itself

Polymer
Scientists report the first self healing thermoset elastomer that requires no intervention to induce its repair Self healing polymers mend themselves by reforming broken cross linking bonds However the cross linking healing mechanism usually requires ... - Read More

Accidental nanoparticle discovery could hail revolution in manufacturing

A nanoparticle shaped like a spiky ball with magnetic properties has been uncovered in a new method of synthesising carbon nanotubes by physicists at Queen Mary University of London and the University of Kent Carbon ... - Read More

Genome of elastomeric materials creates novel materials

Materials, materials
A wide range of biologically inspired materials may now be possible by combining protein studies materials science and RNA sequencing according to an international team of researchers Biological methods of synthesizing materials are not new ... - Read More

Biomaterial, pharmacy researchers develop polymer to help oral medications reach bloodstream

All too often when a person takes a pill full of a potent and effective drug the drug passes straight through the body not reaching the organ where it is needed a waste of money ... - Read More

Quick test kit detects phenolic compounds in drinking water

Compounds
Clean drinking water is a diminishing natural resource in developing nations and in many industrialised countries VTT Technical Research Centre of Finland has developed a simple and inexpensive test kit that detects phenolic compounds in ... - Read More

Sticking power of plant polyphenols used in new coatings

A simple kitchen sink experiment helped Northwestern University researchers discover that green tea leaves not only can be used to steep a good cup of tea but they make an excellent antibacterial coating too And ... - Read More

Computer simulations indicate calcium carbonate has a dense liquid phase

Phase, Calcium
Computer simulations conducted at the U S Department of Energy's Lawrence Berkeley National Laboratory Berkeley Lab could help scientists make sense of a recently observed and puzzling wrinkle in one of nature's most important chemical ... - Read More

Two become one with the 3-D NanoChemiscope: Unique surface analysis instrument

Surface analysis, Analysis
The 3D NanoChemiscope is a miracle of state of the art analysis technology As a further development of well known microscopic and mass spectroscopic methods it maps the physical and chemical surfaces of materials down ... - Read More

Synthetic polymers enable cheap, efficient, durable alkaline fuel cells

Synthetic polymers, Fuel, Fuel cells
A new cost effective polymer membrane can decrease the cost of alkaline batteries and fuel cells by allowing the replacement of expensive platinum catalysts without sacrificing important aspects of performance according to Penn State researchers ... - Read More

A path to better MTV-MOFs: Best method for predicting adsorption in carbon dioxide-scrubbing materials

Adsorption, Carbon, Carbon dioxide, Carbon dioxide, Adsorption, Materials, materials, carbon
Scientists would like to apply the same principles by which baking soda removes food odors from refrigerators or silica powder keeps moisture away from electronic devices to scrub carbon dioxide from the exhaust gases of ... - Read More

New insights into the polymer mystique for conducting charges

For most of us a modern lifestyle without polymers is unthinkable…if only we knew what they were The ordinary hardware store terms we use for them include plastics polyethylene epoxy resins paints adhesives rubber without ... - Read More

Plastic solar cells' new design promises bright future

Plastic, Plastic, cells, cells
Energy consumption is growing rapidly in the 21st century with rising energy costs and sustainability issues greatly impacting the quality of human life Harvesting energy directly from sunlight to generate electricity using photovoltaic technologies is ... - Read More

Bio-imaging: Probing for deeper diagnostics

Multi armed polymers with dual fluorescent and magnetic imaging capabilities boost the resolution of cancer detection tools Molecular probes that selectively latch onto tumor cells and emit imaging signals can detect cancer without invasive procedures ... - Read More

How did Earth's primitive chemistry get kick started?

Earth, earth
How did life on Earth get started Three new papers co authored by Mike Russell a research scientist at NASA's Jet Propulsion Laboratory Pasadena Calif strengthen the case that Earth's first life began at alkaline ... - Read More

Tetrapod nanocrystals light the way to stronger polymers

nanocrystals
Fluorescent tetrapod nanocrystals could light the way to the future design of stronger polymer nanocomposites A team of researchers with the U S Department of Energy DOE 's Lawrence Berkeley National Laboratory Berkeley Lab has ... - Read More

Quantum of sonics: Bonded, not stirred

Researchers at McGill University have discovered a new way to join materials together using ultrasound Ultrasound sound so high it cannot be heard is normally used to smash particles apart in water In a recent ... - Read More

Polymer ribbons for better healing

Polymer
Freiburg researchers develop hydrogels for tissue regeneration that can be fine tuned to fit any body part A new kind of gel that promotes the proper organization of human cells was developed by Prof Prasad ... - Read More

Non-toxic flame retardants

Materials, materials
Flame retardants are often extremely harmful to health Despite this they are found in many types of synthetic materials which would otherwise ignite quickly Empa researchers have now succeeded in producing non harmful flame retardants ... - Read More
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