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Chemistry World September 18, 2012 Phillip Broadwith |
Caffeine crystals with an elastic bent Indian chemists have discovered a highly elastic but crystalline material made from caffeine. The crystals maintain their elasticity down to -100 C. |
Chemistry World September 30, 2010 James Urquhart |
Weightlifting crystals Japanese researchers have created a co-crystal that reversibly bends like human muscle when exposed to ultraviolet and visible light. |
Chemistry World August 9, 2013 Daniel Johnson |
Mystery of jumping crystals solved The riddle of why a certain type of crystal leaps more than 10,000 times its length when exposed to light may have been solved. The crystals' rapid movement is a result of stresses generated in the crystal when light induces a structural change within it. |
Chemistry World July 27, 2014 Simon Hadlington |
Propeller-shaped molecules give 2D polymers lift-off Crystal engineers have finally succeeded in achieving a goal that has eluded chemists for decades by unambiguously synthesizing two-dimensional polymer crystals, confirmed by single-crystal x-ray diffraction. |
Chemistry World October 28, 2013 Jennifer Newton |
Crystal within a crystal Colleagues at the University of Strasbourg used a molecular tectonics strategy to prepare the crystals. |
Chemistry World July 4, 2006 Jon Evans |
Colloidal crystals enter period of trial separation The implications of this work could lead to new separation principles and techniques that will have significant impact on chemical separations. |
Chemistry World June 12, 2008 Michael Gross |
Light Drives Plastic Motor Chemists in Japan have built a rotary motor driven purely by light shining onto a polymer film. |
Chemistry World March 9, 2006 Katharine Sanderson |
Covalent Bonds Crack Under the Strain Chemists must consider engineering principles when designing molecules following news that tough carbon-to-carbon bonds break easily under mechanical strain. |
Chemistry World August 3, 2011 Simon Hadlington |
Liquid Crystals Rearrange to Glow in Three Colours Chemists in Japan have created a luminescent liquid crystal that can switch between three different colours when stimulated with heat and mechanical force. |
Chemistry World November 14, 2007 Simon Hadlington |
Polymer Chemists See Double Chemists in Canada have synthesized a new polymer that has a remarkable optical property - it has one of the greatest birefringence values of any solid observed. |
Chemistry World March 31, 2009 Lewis Brindley |
Giving molecules a stretch A simple way to stretch small molecules and measure the forces at play has been developed by researchers in the US. |
Chemistry World May 19, 2011 Jon Cartwright |
Liquid crystals spot bacteria to order Liquid crystals could one day be used as bio-sensors, detecting the presence of minute amounts of pathogens. That is the claim of a US group of researchers, who have demonstrated how a liquid crystal changes orientation in the presence of bacteria. |
Chemistry World March 21, 2007 Richard Van Noorden |
Forcing a Reaction US chemists have forced molecules to react by ripping their bonds apart with ultrasound. The scientists carefully stretched one targeted bond until it snapped, guiding the molecule's subsequent reaction into pathways forbidden by conventional chemistry. |
Chemistry World August 15, 2013 Caryl Richards |
First agostic isomers uncovered from two-tone crystals The discovery that two different colored crystals can form from the same molybdenum cation has signalled the first experimental evidence for agostic isomers -- or agostomers -- in organometallic complexes. |
IEEE Spectrum May 2006 Samuel K. Moore |
Poky Plastic Perks Up Materials scientists have invented the first polymer semiconductor to perform almost as well as the type of silicon used to drive flat-panel displays. |
Chemistry World May 15, 2012 Harriet Brewerton |
Chiral Confusion Scientists in Israel have shown that non-biological chiral crystals are much more abundant than previously thought and their findings could clear up a possible confusion over the term 'chiral'. |
Chemistry World May 28, 2008 Lewis Brindley |
Changing the face of a water splitting catalyst Australian chemists have grown crystals of the water-splitting catalyst titanium dioxide that are many times more reactive than usual. |
Chemistry World September 13, 2006 Simon Hadlington |
Red Oxygen Structure Revealed An international team of researchers has cracked a conundrum that has baffled scientists for years: they have elucidated the crystalline structure of an enigmatic phase of solid oxygen that arises when the molecule is subjected to high pressure. |
Chemistry World March 27, 2013 Akshat Rathi |
Molecular cages to end crystallization nightmare X-ray crystallography has shaped modern chemistry. It is a powerful tool for molecular structural analysis. But it suffers from one big drawback: it can only analyze materials that form well-defined crystals. This may now be about to change. |
Chemistry World August 25, 2011 Fiona McKenzie |
Poking Aspirin with a Sharp Stick Scientists have found a way to go one better than x-ray crystallography to examine pharmaceutical crystals at an even deeper level. |
Chemistry World February 10, 2014 Ian Randall |
Polymer puts a new twist on soft robotics Twisted polymer springs capable of turning light energy into mechanical movement have been developed by researchers from the Netherlands and the UK. |
Technology Research News April 9, 2003 |
Liquid crystals go 3D Researchers from Sheffield University in England and the University of Pennsylvania have unlocked some of the secrets of liquid crystals, materials that self-assemble into lattices of geometric shapes that are neither solid nor liquid, but somewhere between. |
Chemistry World June 2, 2010 Lewis Brindley |
Reactions in a crystal Crystals that can alter their composition without changing the structure of their solid lattice have been developed by US researchers. |
Chemistry World October 31, 2014 |
X marks the structure From single crystals to powders and even proteins, there's a diffractometer for every structure. |
Chemistry World September 24, 2009 Phillip Broadwith |
Carbon can't but tin can US chemists have discovered that distannynes - tin-based analogues of acetylenes - can react reversibly with ethene to make cyclic complexes. |
Chemistry World January 11, 2008 Victoria Gill |
Fish Scales Hold Dazzling Secret Scientists in Israel have discovered the surprising secrets of the specialized crystals in fish skin that allow them to shimmer. |
Chemistry World September 20, 2012 Jon Evans |
World's smallest ice cube created Ice crystals must contain at least 275 water molecules, say German chemists. This size limit has implications for any process that involves ice particles, from cloud formation to making the perfect gin and tonic. |
Chemistry World July 24, 2009 Nina Notman |
Chiral isotropic liquids from achiral molecules Boomerang-shaped liquid crystal phase molecules that don't exhibit 'handedness' (chirality) have been found to form unusual chiral structures that spontaneously separate into left- and right-handed domains. |
Chemistry World February 3, 2011 Ben Merison |
The mystery of the disappearing crystals UK chemists have analysed a fifty year old sample to find out why and say that it's down to impurities. This takes researchers a step closer to understanding why certain pharmaceutical drugs lose their therapeutic effect. |
Reactive Reports Issue 33 David Bradley |
Two-faced Liquid Crystals A new class of programmable liquid crystals could be used to make variable optical filters for laboratory instrumentation and digital cameras; they might even be used to treat dyslexia. |
Chemistry World June 1, 2010 Simon Hadlington |
Structural order gained over conducting polymer Scientists in Canada and the US have shown how it is possible to assemble ordered arrays of short chains of a commercially important conducting polymer on a metal surface. |
Chemistry World March 29, 2012 Simon Hadlington |
Seeds of life incubated in proto-planetary nurseries New findings imply that the organic chemistry required to produce the necessary molecules for life is part of the normal processes of planet formation. |
Chemistry World October 13, 2011 Phillip Broadwith |
Following Electrons' Chemical Reaction Quickstep The oscillating electronic states of molecules nearby and passing through a conical intersection can now be probed directly. |
Reactive Reports Issue 72 David Bradley |
Ice Age the Movie The ordered structure of ice dissolves little by little into disorder when a tiny burst of light hits an ice crystal. |
Chemistry World June 25, 2013 Phillip Broadwith |
Porous materials break out of covalent cage Porous materials made from small molecular cages, rather than rigidly bonded frameworks, could be easier to process and have more tunable performance, say UK researchers. |
Chemistry World November 4, 2010 Mike Brown |
World's smallest chromatography column Single metal-organic framework crystals can be used to separate mixtures of dyes just like a miniature chromatography column, say scientists in the US. |