News tagged with polymer structure

Bio-inspired polymer synthesis enhances structure control

A new bio-inspired approach to synthesising polymers will offer unprecedented control over the final polymer structure and yield advances in nanomedicine, researchers say.

Chemistry / Polymers

created May 02, 2012 | popularity not rated yet | comments 0 | with audio podcast

3D-printer with nano-precision

Printing three dimensional objects with incredibly fine details is now possible using "two-photon lithography". With this technology, tiny structures on a nanometer scale can be fabricated. Researchers at ...

Nanotechnology / Nanophysics

created Mar 13, 2012 | popularity 4.9 / 5 (29) | comments 8 | with audio podcast

Tandem polymer solar cells that set record for energy-conversion

(PhysOrg.com) -- In the effort to convert sunlight into electricity, photovoltaic solar cells that use conductive organic polymers for light absorption and conversion have shown great potential. Organic polymers ...

Physics / Optics & Photonics

created Feb 13, 2012 | popularity 4.6 / 5 (12) | comments 7 | with audio podcast

The art of stabilizing entangled spaghetti-like materials

Gene therapy can only be effective if delivered by a stable complex molecule. Now, scientists have determined the conditions that would stabilise complex molecular structures that are subject to inherent attractions and repulsions ...

Physics / Condensed Matter

created Nov 28, 2011 | popularity 1 / 5 (1) | comments 0

Simulations unlock carbon nanotube potential for industry

a cylindrical network of molecules known as carbon nanotubes -- is attracting a great deal of attention from industry researchers these days.

Nanotechnology / Nanomaterials

created Oct 05, 2011 | popularity 4.7 / 5 (6) | comments 0 | with audio podcast

Study discovers amazing electrical properties in polymers

(PhysOrg.com) -- Crystals and ceramics pale when compared to a material researchers at Oak Ridge National Laboratory discovered that has 10 times their piezoelectric effect, making it suitable for perhaps hundreds of everyday ...

Chemistry / Polymers

created Sep 23, 2011 | popularity 4.9 / 5 (10) | comments 1 | with audio podcast

Aging process of elastic polymers: Relaxation leads to lower elasticity

As they age many materials exhibit changes in their properties. Although such phenomena crop up in many domains, the underlying processes are oftentimes not fully understood. Particularly interesting in this ...

Chemistry / Polymers

created Mar 01, 2011 | popularity not rated yet | comments 0 | with audio podcast

Plankton inspires creation of stealth armour for slow release microscopic drug vehicles

(PhysOrg.com) -- The ability of some forms of plankton and bacteria to build an extra natural layer of nanoparticle-like armour has inspired chemists at the University of Warwick to devise a startlingly simple ...

Nanotechnology / Bio & Medicine

created Jan 28, 2011 | popularity 4.4 / 5 (9) | comments 0 | with audio podcast

Paving the way for new single-molecule electrochemical switches

The degree of twisting of natural helical structures, such as the DNA double-helix, plays an essential role in many important biological functions. Because of their twisted architecture, artificial helices ...

Chemistry / Materials Science

created Jan 21, 2011 | popularity 5 / 5 (1) | comments 0

Radical predictions in polymer chemistry

Free radicals may have a bad reputation for causing ozone depletion and premature aging, but they are in fact extremely useful for making novel materials, particularly polymers. Skilled chemists can link up ...

Chemistry / Polymers

created Jan 21, 2011 | popularity 5 / 5 (4) | comments 0

From molecule to object: Largest synthetic structure with molecular precision

(PhysOrg.com) -- Organic chemists have always been trying to imitate biology. Although it is possible to make many molecules that imitate biomolecules in terms of structure and function, it remains a challenge ...

Chemistry / Polymers

created Jan 04, 2011 | popularity 5 / 5 (1) | comments 9 | with audio podcast

Transparent conductive material could lead to power-generating windows

(PhysOrg.com) -- Scientists at the U.S. Department of Energy's (DOE) Brookhaven National Laboratory and Los Alamos National Laboratory have fabricated transparent thin films capable of absorbing light and ...

Nanotechnology / Nanomaterials

created Nov 03, 2010 | popularity 4.7 / 5 (13) | comments 4 | with audio podcast

New architectures for nano brushes: Bitty structures can be tailored in many shapes

(PhysOrg.com) -- Just as cilia lining the lungs help keep passages clear by moving particles along the tips of the tiny hair-structures, man-made miniscule bristles known as nano-brushes can help reduce friction ...

Nanotechnology / Nanomaterials

created Aug 24, 2010 | popularity not rated yet | comments 1 | with audio podcast

Fundamental forces in protein structure revisited

(PhysOrg.com) -- Research scientists from Bristol have joined forces with colleagues from America to unravel one of the fundamental problems of molecular biology, paving the way for better engineering of biological ...

Chemistry / Biochemistry

created Jul 12, 2010 | popularity 5 / 5 (7) | comments 0 | with audio podcast

Genetic inspiration could show the way to revolutionise information technology

(PhysOrg.com) -- Chemists at the University of Reading have created a synthetic form of DNA that could transform how digital information is processed and stored.

Chemistry / Polymers

created Jun 28, 2010 | popularity 4.6 / 5 (7) | comments 3 | with audio podcast