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Chemistry World October 3, 2014 Jennifer Newton |
Assessing covalency in the hydrogen bond zoo Worried that the concept of hydrogen bonding has been getting fuzzier over time, scientists in Germany have sought a fresh look at the very nature of these bonds, and how much covalency they involve. |
Chemistry World June 28, 2011 Mike Brown |
Photosystems Made Using '3D Tetris' Scientists in Switzerland have designed self-sorted multicomponent surface architectures for supramolecular organic photosystems that are 40 times more active at generating electrical current from light energy than their single-component counterparts. |
Chemistry World October 11, 2007 Jonathan Edwards |
'Tuneable' Polymer Can Separate Anything An international team of scientists have made a polymer with pores which can be fine-tuned to speedily separate different small molecules -- with applications ranging from carbon capture to fuel cells. |
Chemistry World December 6, 2007 Lewis Brindley |
Chemists Make Fullerene Necklace Spanish scientists have strung fullerene buckyballs together to produce a polymer with unique electronic properties. The creation of these polymers has demonstrated a new approach to designing novel materials. |
Chemistry World March 29, 2012 Tegan Thomas |
Hair and polymers click In the search for new haircare products, scientists in the UK have developed a new method to chemically modify hair with polymers. |
Chemistry World September 3, 2015 Elisabeth Ratcliffe |
Electric switch makes helix change hands Application of an electric field in the direction opposite to that of the macrodipole reverses the handedness of the structure. |
Chemistry World April 28, 2011 Laura Howes |
Polymer collapses in a flash Researchers in the Netherlands have created a polymer that folds up like a protein on exposure to light. |
Chemistry World August 27, 2013 Mark Peplow |
Self-assembling yarn shows its strength It is soft, strong and very, very long. Chinese chemists have created meters of a yarn that self-assembles from nothing more than a mixture of simple monomers in water. |
Chemistry World May 8, 2014 Cally Haynes |
Supramolecular velcro unzipped by a voltage Scientists in China have designed a velcro-like material held together by non-covalent interactions that can be unfastened by electrical means and refastened again under pressure. |
Chemistry World July 22, 2011 Simon Hadlington |
Chemists create a molecular ship in a bottle Chemists have designed a new kind of three-dimensional molecular cage that is held together by a remarkably high number of hydrogen bonds. |
Chemistry World September 15, 2011 James Mitchell Crow |
Polymer Side Chains on the Slide Researchers may now be able to create rotaxane polymers whose properties alter in response to chemical stimuli. |
Chemistry World September 1, 2009 Tom Bond |
Complex shines a light on its own creation A complex that spontaneously forms at a surface and then signals its own assembly has been created by scientists from the Netherlands. |
Chemistry World September 8, 2015 Anthony King |
Click chemistry creates precision polymers Researchers at Massachusetts Institute of Technology have an efficient strategy that allows them to synthesize a new family of unimolecular, sequence- and stereo-defined polymers using click chemistry. |
Chemistry World March 27, 2012 Erica Wise |
Unlocking the mysteries of ice The unusual properties of ice under compression are due to Coulomb repulsion between bonding and non-bonding electron pairs, say scientists from Singapore and China. |
Chemistry World May 16, 2006 Katharine Sanderson |
Switching Off Polymerisation in the Dark With summer in full swing, the world of polymer science is about to get a boost following news that sunlight can kick-start living polymerisation reactions. The twist is that the reaction stops in the dark. |
Technology Research News July 13, 2005 |
Self-Assembly Goes Around Bends Researchers have found a way a way to make polymer chains automatically assemble in non-regular patterns, including sharp angles. The method could eventually be used to build precise features as small as ten nanometers. |
Chemistry World November 3, 2010 Andy Extance |
Hydrogen bond set to be redefined The world authority on chemical nomenclature is preparing to scrap the familiar hydrogen bond definition, in light of recent evidence about its true nature. |
Chemistry World May 28, 2013 Anthony King |
Polymer tied in celtic knots Celtic knots and ancient art have inspired a new way of synthesizing polymers. The slow-motion method of controlling polymer growth produces a single chain that when linked repeatedly, intricately wraps around itself to form a dense structure. |
Chemistry World March 25, 2013 David Bradley |
Hydrogen bond under the microscope Scientists in Japan have designed a scanning tunnelling microscope tip that allowed them to measure electron transfer across a single hydrogen bond. |
Chemistry World December 11, 2008 Hayley Birch |
Protein threading paves the way for nanomachines A team of Dutch and Italian researchers has discovered how proteins are threaded through pores in cell membranes. |
Chemistry World April 26, 2011 Manisha Lalloo |
Pnicogens link up as new bond is discovered German researchers have discovered a chemical oddity - a new type of intramolecular interaction between group 15 atoms, which is as strong as a hydrogen bond. These interactions could be used to build supramolecular structures. |
IndustryWeek December 1, 2004 Tim Stevens |
Technologies Of The Year -- IBM Corp.'s Nanotechnology For Semiconductor Processing Polymer molecules that self-assemble will enable smaller, more powerful semiconductor devices for the future. The technology promises significantly reduced feature size, higher component density, improved performance and lower voltage requirements for microelectronic devices. |
Chemistry World December 11, 2007 Lewis Brindley |
Chemists Fake Virus Capsids Scientists have made molecular 'tiles' that stick together, mimicking the football-like outer shell of a virus. Such self-assembling molecular capsules would be big enough to hold drug molecules and could provide new ways to make nanoparticles. |
Chemistry World November 22, 2011 Steve Down |
Growing super long fibres in seaweed jackets Scientists in Japan have made extremely long supramolecular fibres of a lipid-type compound by self-assembling it in microfluidic channels. |
Chemistry World February 13, 2006 Katharine Sanderson |
Storing up High Hopes for Hydrogen Economy Polymer scientists have joined the race to store hydrogen as fuel. Their breakthrough could help make the hydrogen economy a reality, they claim. |
Chemistry World September 30, 2011 Simon Hadlington |
Solving a Tangled Polymer Problem Being able to predict how polymer chain interact could help to produce plastics with tailor made properties. |
Chemistry World May 29, 2015 Andy Extance |
Noble gas joins I -hole interaction crowd Despite noble gases' characteristic unreactivity, Spanish chemists have calculated that molecules containing xenon can interact non-covalently through what they've called 'aerogen bonding'. |
Chemistry World October 11, 2013 Andy Extance |
'Tetrel bonding' emerges from I -hole Researchers have coined the term 'tetrel bonding' to highlight little-studied but powerful non-covalent bonding between electron donors and the group 14 elements, silicon, germanium and tin. |
Technology Research News December 15, 2004 Kimberly Patch |
Molecule Harvests Water's Hydrogen The key to producing clean hydrogen energy is finding a non-polluting method to extract pure hydrogen from its most abundant source, water. Researchers have developed a supramolecular complex that could be used in devices that use light energy to extract hydrogen from water. |
Chemistry World November 12, 2012 Simon Hadlington |
Terminator-style self-healing robot skin moves closer to reality Synthetic skin for robots that can repair itself when it becomes damaged -- akin to the idea of the T-800 cyborg in Arnold Schwarzenegger's Terminator films -- has taken a step closer to reality with new research by scientists in the US. |
Chemistry World February 23, 2015 Cally Haynes |
Ring closing highlights hydrogen bonding The discoloration rate of a fluorescent dye can act as a visual marker for changes in hydrogen bonding environment, new research shows. |
Chemistry World May 8, 2013 Cara E Sutton |
Coming unstuck with DNA A DNA-based glue has been developed by scientists at the University of Illinois, US. The adhesive uses DNA base pair mimics that bind to each other more strongly than their natural counterparts and may lead to glues far more powerful than Super Glue. |
Chemistry World July 20, 2012 Michael Parkin |
New supramolecular Alzheimer's drugs Supramolecular chemistry could provide a new avenue in the treatment of Alzheimer's disease, say scientists in China. |
Chemistry World January 29, 2015 Santiago Alvarez |
What we mean when we talk about bonds The chemical bond is still a matter of lively debate among chemists, even a century after Gilbert Lewis introduced his electron pair bonding concept. |
Chemistry World November 7, 2013 Polly Wilson |
Hydrogen adopts alkali metal position For the first time, scientists have shown that hydrogen can stand in for alkali metals in typical alkali metal structures. |
Chemistry World July 20, 2006 Victoria Gill |
Polymer Boosts Battery Power It might seem like a defibrillator and a hybrid car have very little in common, but researchers developed a polymer that could have a profound effect on them both. |
Chemistry World September 7, 2006 Tom Westgate |
Molecular Framework Sucks up Hydrogen Researchers have now developed a coordination framework material that is the best yet in terms of hydrogen storage. However, the materials currently require low temperatures to achieve the high loading of hydrogen. |
Chemistry World December 10, 2013 David Bradley |
Breaking the mold with recycled plastic drugs James Hedrick of the IBM Almaden Research Center, US, and colleagues have used supramolecular chemistry to self-assemble a range of polymer-like structures that display antifungal properties. |
Chemistry World August 26, 2014 Andy Extance |
No-frills coats set a trend for designer viruses Dutch scientists have built a simple model of viruses' protective coats in an attempt to create viral mimics that could fight diseases, as opposed to causing them. |
Reactive Reports May 2007 David Bradley |
Meeting of Molecular Movie Stars New footage confirms Linus Pauling's theory of chemical bonding proposed half a century ago, and could help explain molecular recognition processes important throughout supramolecular chemistry and molecular biology. |
Chemistry World February 20, 2008 Michael Gross |
Rubber That Heals Itself Chemists in France have made a new, rubber-like material that can be repaired simply by pressing cut or broken pieces together at room temperature. |
Chemistry World November 13, 2007 Lewis Brindley |
Hydrogen From Sewage Hits Production Records Scientists have drastically improved the efficiency of bacteria-powered fuel cells that convert biodegradable organic matter into hydrogen gas. They hope their discovery will make it possible to generate hydrogen from sewage, sustainably and on a large scale. |
Chemistry World March 8, 2013 Laura Howes |
New definition for supramolecular chemistry Gerardo Odriozola and Marcelo Lozada-Cassou of the Mexican Petroleum Institute decided to use statistical mechanics to try and define the physical basis for the mechanism, comparing their findings with experimental data. |
Chemistry World August 2, 2013 Amy Middleton-Gear |
Homogeneous catalyst made to act more like an enzyme Homogeneous catalytic systems which display selectivity in a mixture of similar substrates are rare. Now scientists have shown that encapsulating a homogeneous catalyst in a supramolecular host can give it a more discerning nature. |
Chemistry World April 18, 2012 Lian Hutchings |
Updated polymer textbook The publication of the third edition of Introduction to Polymers by Young and Lovell is an extremely timely, updated version of the second edition which was published some twenty years ago. |
Chemistry World January 20, 2011 Erica Wise |
Protective shells for cells A highly permeable shell made for living cells could substantially extend their lifetime in bioengineering applications, including aiding bone repair, say US scientists. |
Chemistry World April 15, 2013 Phillip Broadwith |
Polymer lubricant may stave off knee surgery A synthetic polymer could make a better replacement lubricant for joint cartilage in people with arthritis, US researchers claim. The polymer is not broken down in the body like currently used replacement lubricants. |