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Chemistry World May 24, 2013 David Bradley |
Microwaves show their hand The chirality of a gas phase molecule held in an electric field can be revealed using microwave spectroscopy. Hooking the technique to a separation step might even be exploited to isolate a specific enantiomer from a racemic mixture of both forms. |
Chemistry World March 28, 2007 Victoria Gill |
New Limits Set on Chirality Researchers have set a new standard in stereochemistry. Measuring Raman optical activity, they have confirmed the spatial arrangement of a molecule with almost impossibly subtle chirality: (R)-[ 2H 1, 2H 2, 2H 3]-neopentane. |
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 1, 2010 Mike Brown |
Snapshots of mystery molecular structures Researchers have used atomic force microscopy to produce clear molecular images that can help determine the correct atomic structure of unknown organic molecules. |
Chemistry World February 21, 2007 Tom Westgate |
Complex Organic Molecules Teamed with Iodine Chemists have developed a method for constructing complex halogen-containing organic molecules from simple compounds in a single step. The discovery could pave the way for the synthesis of many potentially useful naturally occurring molecules. |
Chemistry World August 27, 2009 Nina Notman |
Molecules in close-up A tuning-fork-like device than measures atomic forces is able to image every single atom in a molecule, according to its Swiss inventors. |
Chemistry World July 28, 2010 Andy Extance |
Molecular interference reveals reactions Scientists can now see atoms reacting on the femtosecond timescale in unprecedented detail, thanks to a laser technique developed at the University of Ottawa. |
Chemistry World June 13, 2012 Simon Hadlington |
Exploding molecule provides 3D bond images Researchers from the US and Germany have demonstrated a new way to obtain accurate three-dimensional images of molecules, with precise measurements of the geometry of the molecule's chemical bonds. |
Chemistry World May 30, 2012 Jon Cartwright |
Tiny buckyball grown around metal atom An international team of researchers has observed the smallest fullerene to form spontaneously to date using metal atoms for stabilization. |
Chemistry World November 24, 2011 Phillip Broadwith |
Rewriting the rules for polar molecules A molecule containing two atoms of the same element can have a permanent electric dipole, say US and German scientists, contradicting the traditional view of molecular polarity. |
Chemistry World October 24, 2007 Lewis Brindley |
Mass Spec Explodes A new technique developed by US researchers could pave the way for faster analysis of biological samples by first vaporising them using laser light. |
Chemistry World May 27, 2014 Simon Hadlington |
Unusual H-bond patterns revealed in single molecule image Researchers in the US have used a scanning tunnelling microscope to produce the latest images of structure and bonding in a single molecule, by sensing the molecule's local potential energy landscape. |
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 October 15, 2012 Melissae Fellet |
Synthesis by mass spectrometry Chemists have used mass spectrometry, commonly used to analyze molecules, to synthesize them on the microscale. |
Chemistry World June 23, 2015 Philip Ball |
Ultra-bright x-rays film molecular reaction A team working at the Stanford Linear Collider in California claims to have made 'the first molecular movie' using ultra-fast x-ray scattering from molecules as they undergo a chemical reaction. |
Chemistry World December 15, 2010 Hayley Birch |
New technique probes electron properties of individual atoms A new, low voltage electron microscopy technique allows scientists to discriminate not just between atoms of different elements but between atoms of the same element in different electronic states. |
Reactive Reports David Bradley |
Subjective Suboxide Carbon monoxide and carbon dioxide are probably the best known molecules containing just carbon and oxygen, but they do form others, such as carbon suboxide (C3O2), which is one of the most stable. |
Chemistry World May 26, 2015 Victoria Richards |
Crystalline sponge method strikes again Scientists from Japan report that their revolutionary crystallographic technique has determined the stereochemistries of molecules with axial and planar chiralities, where classical methods had failed. |
Chemistry World November 16, 2015 Fiona Gillespie |
Uncoiling collagen using advanced computers British and French researchers have used modern computing power to enhance mass spectrometry and analyze an extremely complex collagen molecule in a short time scale. |
Chemistry World May 16, 2006 Jon Evans |
Buckyballs Worth Their Weight in Gold A team of chemists and physicists has uncovered evidence for the existence of hollow buckyball-like cages made of gold. |
Chemistry World August 24, 2009 James Urquhart |
Separating isomers with electric fields A new technique uses electrostatic fields at ultracold temperatures to isolate individual conformational isomers from a complex molecule. |
Chemistry World June 5, 2012 Simon Perks |
Chiral separation with micro-flows How do you separate enantiomers without any kind of chiral recognition between molecules? The answer it seems is to use asymmetric flow in a micro-fluidic channel. |
Chemistry World December 14, 2011 Kate McAlpine |
Artificial intelligence for quantum chemistry Quantum chemical approximations don't always need to start from scratch, says an international team of researchers. Algorithms can now be used to predict the atomisation energy of huge numbers of molecules |
Chemistry World June 9, 2010 Jon Cartwright |
Laser tracks electrons in molecules The breakthrough suggests that attosecond lasers will soon enable scientists to address problems in chemistry and biology, which until now were too complex for attosecond science. |
Chemistry World November 10, 2008 Hayley Birch |
Nanotube scales challenge mass spectrometers By precisely measuring tiny fluctuations in mass, carbon nanotubes will allow chemists to follow reactions of individual proteins atom by atom, predict Spanish researchers |
Chemistry World July 22, 2008 |
Weighing Molecules with Nanotubes US scientists have made a nanoscale mass sensor which can weigh molecules with atomic precision. |
Chemistry World May 3, 2013 Alison Rodger |
VCD spectroscopy for organic chemists I highly recommend VCD Spectroscopy, by Philip Stephens and others, for organic chemists as the textbook of choice on this useful topic. |
Technology Research News October 8, 2003 |
Nanotubes harvest electrons Researchers from the University of Bologna and the University of Trieste in Italy, and the University of Notre Dame have found a way to alter carbon nanotubes so that they efficiently separate electrical charge. The method could lead to more efficient solar cells. |
Chemistry World October 12, 2006 Richard Van Noorden |
Lasers on the Energy Ski Slope Researchers have shown that intense laser-light pulses can act as catalysts, controlling the end products of a chemical reaction without themselves being absorbed. |
Chemistry World November 3, 2011 Erica Wise |
A Model for the Single Chirality of Life The boiling solutions in prebiotic hot springs could shed light on the emergence of a single chiral form of biomolecules in nature, say Spanish scientists. |
Chemistry World January 16, 2012 Kate McAlpine |
Stripped down spectroscopy to probe single molecules Spectroscopy, a key method of identifying atoms and molecules with light, has been taken to its most fundamental level - a single photon absorbed by a single molecule. |
Chemistry World February 28, 2012 Nina Notman |
Observing Charge Distribution in Molecules The distribution of charge across a single molecule has been imaged for the first time by Swiss scientists. It is hoped that this work may eventually lead to electronic devices consisting of organic molecules. |
Chemistry World November 6, 2009 Phillip Broadwith |
Enzyme binds both sides of the mirror European chemists have discovered that both mirror-image forms of a particular compound can bind at the same time in the same site of an enzyme, a phenomenon that has never been seen before. |
Technology Research News June 29, 2005 |
Self-assembly: the natural way to make things In biology, there are a few different ways DNA molecules can be replicated and combined. |
Scientific American April 18, 2005 Kauffmann & van den Bosch |
CT Scan for Molecules Producing 3-d images of electron orbitals. |
Chemistry World July 24, 2013 |
Spectrometry for the masses A mass spectrometer ionizes chemical compounds to generate charged molecules or molecular fragments and allows the measurement of the molecular mass of a sample. Mass spectrometry continues to move forward, shaping new scientific fields in the process. |
Chemistry World June 24, 2015 Victoria Richards |
Confronting the crystalline sponge A research group in the US has successfully simplified a crystallographic technique that scientists had struggled to get to grips with. |
Chemistry World July 8, 2010 Phillip Broadwith |
Flattening carbon UK researchers have managed to synthesise a molecule with an almost planar four-coordinate carbon atom bonded to two lithium atoms and bulky organic ligands. |
Chemistry World October 9, 2014 Katrina Kramer |
Largest Mobius molecule synthesized Researchers from Korea and Japan have put a new twist on aromaticity, synthesizing the largest Mobius aromatic molecule to date. |
Chemistry World September 24, 2014 Hayley Simon |
Water provides new angle on single molecule imaging Small variations in a molecule's conformation can have a large effect on chemical reactivity. Being able to identify these differences is one of the aims of high resolution spectroscopy. |
Chemistry World March 21, 2013 Neil Withers |
Harry Kroto: From light years to nanometers -- and back My emphasis in the Pittcon plenary lecture is that the discovery of C 60 started off from an interest in massive clouds of gas in interstellar space. You go from these huge objects into the nanoscale world and back again out into space. |
Chemistry World November 13, 2008 Hayley Birch |
Reactions Studied by Stop Motion Japanese and Israeli scientists have developed a technique that can track whole-molecule changes that occur during extremely rapid reactions. |
Technology Research News January 26, 2005 |
The How It Works Files Nanotechnology: The laws of physics behave differently at very small scales. At the nanoscale, electrons travel more quickly through wires, transistors can mete out electrons one at a time, objects stick to each other, and light can bend matter. |
IEEE Spectrum February 2012 Miles et al. |
Using Lasers to Find Land Mines and IEDs A laser could ionize a distant puff of air and thus safely detect the fumes from buried explosives |
Chemistry World January 31, 2014 Philip Ball |
X-rays set to reveal electrons' dance In principle the very intense, ultra-short x-ray pulses produced by free-electron laser sources will be capable of revealing the motions of electrons in real time as they hop between different energy states in atoms and molecules. |
Chemistry World February 8, 2006 Jon Evans |
To Boldly go Where no Chemist Has Gone Before Studying the interactions between different molecular fragments is taking researchers to the uncharted regions of chemical space. |
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 September 25, 2014 Hayley Simon |
Breakup reaction hints at handedness of nature The breakup of 3-bromocamphor molecules bombarded by polarized electrons has given a tantalizing hint of the origins of biological homochirality -- nature's preference for one mirror image of a molecule over another. |
Chemistry World December 10, 2008 Simon Hadlington |
Alcohol enantiomer conundrum cracked UK chemists have discovered a straightforward new way to make chiral tertiary alcohols that gives selective access to either enantiomer. |
Chemistry World February 13, 2015 Andy Extance |
X-ray laser snaps first bond-forming transition state Using data from x-ray lasers scientists have reconstructed the formation of the carbon monoxide oxidation transition state. |