News tagged with molecular chain

Diatom biosensor could shine light on future nanomaterials

(PhysOrg.com) -- A glow coming from the glassy shell of microscopic marine algae called diatoms could someday help us detect chemicals and other substances in water samples. And the fact that this diatom can ...

Chemistry / Biochemistry

created Mar 23, 2012 | popularity 5 / 5 (1) | comments 0 | with audio podcast

The dance of the chaperones: Scientists identify key player of protein folding

Proteins are the molecular building blocks and machinery of cells and involved in practically all biological processes. To fulfil their tasks, they need to be folded into a complicated three-dimensional structure. Scientists ...

Biology / Cell & Microbiology

created Mar 08, 2012 | popularity 5 / 5 (2) | comments 0 | with audio podcast

A better test for a potato pest

A U.S. Department of Agriculture (USDA) scientist has created a new weapon in the war being waged against the potato cyst nematode-a diagnostic test that identifies the type of nematode infesting a grower's field.

Biology / Biotechnology

created Aug 23, 2011 | popularity not rated yet | comments 0

Where no lab has gone before: Single-Molecule Electrokinetic Traps

(PhysOrg.com) -- To study the behavior of large protein complexes and long DNA chains in solution, researchers use so-called molecular traps. However, earlier traps have proven ineffective when working with s ...

Chemistry / Biochemistry

created May 25, 2011 | popularity 5 / 5 (7) | comments 1 | with audio podcast feature

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

Scientists identify spontaneously chain-reacting molecule

In the burgeoning field of nano-science there are now many ways of 'writing' molecular-scale messages on a surface, one molecule at a time. The trouble is that writing a molecule at a time takes a very long time.

Nanotechnology / Nanophysics

created Dec 12, 2010 | popularity 4.8 / 5 (8) | comments 0 | with audio podcast

Building a smaller, lighter future: Understanding polymer behaviors below one nanometer

Knowing how to build nanosized assemblies of polymers (long molecular chains) holds the key to improving a broad range of industrial processes, from the production of nanofibers, filters, and new materials to the manufacture ...

Nanotechnology / Nanomaterials

created Oct 05, 2010 | popularity 3.5 / 5 (2) | comments 1

Lessening the Penalty for Creating Block Copolymer Nanostructures

How do you make a material that has the elasticity of a rubber band and the thermal insulation of a Styrofoam cup? Connect two distinct polymer chains - poly(isoprene) and poly(styrene) - end to end like a ...

Nanotechnology / Nanomaterials

created Jul 19, 2010 | popularity 5 / 5 (6) | comments 0 | with audio podcast

New microRNA Data Could Classify Bladder Cancer by Type

(PhysOrg.com) -- Data published in Cancer Research, a journal of the American Association for Cancer Research, offers new insights into the biology of urothelial carcinoma of the bladder. Specifically, microRNA profiles differ ...

Medicine & Health / Cancer

created Oct 22, 2009 | popularity not rated yet | comments 0

The Long and the Short of Acrylate Polymerization

(PhysOrg.com) -- Used in such diverse applications as adhesives, detergents, and super-absorbent disposable diapers, polyacrylates are key polymers, but the mechanisms of their formation are complex and have ...

Chemistry / Polymers

created Sep 22, 2009 | popularity 3 / 5 (2) | comments 0

Molten Proteins: Surface-modified liquid protein with liquid-crystalline properties

(PhysOrg.com) -- Proteins are solids. When heated they do not melt; instead, they decompose or sublime directly to the gas phase at low pressures. They cannot be converted into a liquid form unless they are dissolved in a ...

Chemistry / Materials Science

created Aug 17, 2009 | popularity not rated yet | comments 0

Chemists discover twisted molecules that pick their targets

New York University chemists have discovered how to make molecules with a twist—the molecules fold in to twisted helical shapes that can accelerate selected chemical reactions. The research, reported in the latest issue of ...

Chemistry / Biochemistry

created Aug 10, 2009 | popularity 5 / 5 (3) | comments 0

Researchers achieve breakthrough in effort to develop tiny biological fuel cells

University of Georgia researchers have developed a successful way to grow molecular wire brushes that conduct electrical charges, a first step in developing biological fuel cells that could power pacemakers, cochlear implants ...

Nanotechnology / Nanomaterials

created Jun 19, 2009 | popularity 3.8 / 5 (6) | comments 1


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