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Chemistry World November 11, 2009 James Urquhart |
Structural snapshots of complex molecules US researchers have pioneered a new spectroscopy technique to uncover the precise sequence of atomic movements and structural changes that occur during complex chemical transformations. |
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 December 15, 2015 Philippa Matthews |
Getting the measure of transition states For the first time researchers have access to previously unmeasurable rotation constants and frequencies of the transition state. |
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 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 July 16, 2009 Simon Hadlington |
Strange vibrations Researchers in Taiwan have shown that in a relatively simple molecular system the induced vibrations can inhibit the breaking of the bond and slow the reaction down. |
Chemistry World September 12, 2010 Simon Hadlington |
Isotope effect seen on single molecule The isotope effect - where the rate of a reaction is altered depending on the presence of a given isotopic atom in the reactant - is a key tool for elucidating reaction mechanisms |
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 July 12, 2011 Kate McAlpine |
Bit Part for Diethylfluoromalonate in Reaction Model A quantum simulation has successfully described the progression of a chemical reaction for the first time. |
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 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. |
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 21, 2012 James Mitchell Crow |
Watching single nanoparticles work By shining laser light on the modified tip of an atomic force microscope), researchers in Germany and the Netherlands have been able to watch a catalytic reaction in real time, zoomed right in to the nanoscale. |
Chemistry World June 5, 2013 Simon Hadlington |
Raman scattering reaches sub-nm resolution Researchers have achieved the highest resolution yet with Raman spectroscopy, allowing the chemical mapping of molecules to a resolution of less than 1nm. The technique could allow unprecedented chemical identification of single molecules. |
Chemistry World June 23, 2015 Matthew Gunther |
Photo-catalysts shine light on chemical bond making A team of scientists from Israel and Germany have manipulated bond formation in a chemical reaction using high power lasers |
Chemistry World February 1, 2008 Lewis Brindley |
Genetic Code Read Directly From RNA Scientists have directly read the genetic code from a single strand of RNA for the first time, using a combination of powerful microscopes and laser spectroscopy techniques. |
Chemistry World November 23, 2006 Simon Hadlington |
Unfolding Peptide Watched in Real Time Researchers have observed a peptide molecule changing shape in real time. The ultrafast process was monitored using a technique called transient two-dimensional infrared spectroscopy. |
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 January 6, 2010 Phillip Broadwith |
Enzymes do the twist The way enzyme catalysts bind molecules to speed up their reactions is not as simple as once thought, say chemists from the UK and Spain. |
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 January 2, 2014 Ian Randall |
Picosecond 'kettle' to probe chemical reactions A way to boil water in less than a trillionth of a second has been devised by researchers. The approach, which is still theoretical, uses a concentrated pulse of terahertz radiation to raise the temperature of a small sample of water by around 600 C. |
Chemistry World September 30, 2009 Simon Haddlington |
Porous networks trap reactive intermediates Chemists in Japan have shown how it is possible to take sequential x-ray snapshots of chemical reactions taking place within molecular-sized 'reaction chambers', capturing the crystal structures of short-lived reactive intermediates. |
Chemistry World March 8, 2009 Nina Notman |
Polymer Crossroads Act as Tiny Reactors Scientists in the US have taken inspiration from a Dutch painter to create ultrasmall chemical reactors at the junctions of overlapping polymer nanofibres |
Chemistry World January 25, 2007 Richard Van Noorden |
Water Surprise for Atmospheric Scientists Lone water molecules can catalyze reactions between atmospheric gases, scientists have confirmed, throwing a wrench in the works of supposedly simple atmospheric chemistry. |
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 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 11, 2008 Simon Hadlington |
Houdini Molecule Escapes Energy Trap A team of international chemists has captured and caught on camera a small, elusive molecule that has previously never been seen. |
Chemistry World November 9, 2011 Laura Howes |
Zap and the Aromaticity is Gone German chemists have shown that it's possible to turn off aromaticity with a blast from a laser beam. |
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 May 21, 2010 Simon Hadlington |
H-bond partner-swapping seen in the flesh The dance moves that a water molecule makes as it flips hydrogen bonds from one partner to another have been captured by US researchers. |
Technology Research News August 13, 2003 |
Molecule makes ring rotor Researchers from the University of Edinburgh in Scotland have interlocked large, ring-shaped molecules to make a molecular rotor that moves in only one direction. The molecule could eventually be used as a nanoscale motor or winch. |
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. |
Scientific American April 18, 2005 Kauffmann & van den Bosch |
CT Scan for Molecules Producing 3-d images of electron orbitals. |
Chemistry World May 12, 2011 Jon Cartwright |
'Chemical soldering' heralds single molecule electronics Scientists in Japan and Switzerland have demonstrated how to wire up single molecules with conductive nanowires. |
Chemistry World April 4, 2013 Phillip Broadwith |
A solution to fluoronium riddle The first evidence for hypervalent fluorine cations, or fluoronium ions, in solution has been found by US chemists. |
Technology Research News October 20, 2004 |
Molecules positioned on silicon Dubbed multi-step feedback control lithography, this new fabrication process could eventually be used to construct prototype molecular electronic devices for future technologies in areas like consumer electronics and biomedical diagnostics. |
Chemistry World March 31, 2009 Jon Cartwright |
Blood clotting light work for new molecule The molecule, which works with the help of an enzyme, could one day be used in medicine to shut off blood supply to localized areas of the human body such as tumors. |
Chemistry World August 23, 2006 Simon Hadlington |
Laser Light Cast on Quantum Evolution Researchers have demonstrated for the first time why a technique called coherent control is able to break molecular bonds selectively using finely-tuned pulses of laser light. |
Chemistry World June 18, 2009 Lewis Brindley |
Chemical speed-dating even faster Researchers in the US have adapted a DNA amplification technique to develop a simpler way to rapidly screen chemical reactions. |
Chemistry World January 19, 2010 Simon Hadlington |
New 'click' reaction to modify proteins Chemists in the US have discovered a new way to attach small molecules to proteins and peptides under mild, aqueous reaction conditions. |
Chemistry World February 28, 2010 Jon Cartwright |
Reactions on DNA origami watched with AFM Chemists in Denmark have for the first time imaged chemical reactions on a DNA origami scaffold so that they can precisely attach single molecules, involving atomic force microscopy. |
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 November 25, 2014 James Urquhart |
Nanomolar chemistry enables 1500 experiments in a single day Chemists have conducted over 1500 chemistry experiments in under a day thanks to a miniaturized, high throughput automation platform they developed for identifying how synthetic molecules react under various conditions. |
Chemistry World January 21, 2014 Rachel Wood |
Centrifuge spectroscopy probes extreme rotational states A new spectroscopic technique for studying electronically excited molecules at very high angular momentum has been developed and tested by scientists in Canada. |
Chemistry World December 8, 2011 Sarah Farley |
Capturing Compounds in Cages for Chemical Control Scientists from the UK have used a molecular capsule to control the reactivity of an organic compound. |
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 July 23, 2012 Melissae Fellet |
RNA wrapper protects small molecules Step aside benzene rings, there's a new protecting group in town. Dutch researchers have used a strand of RNA to cover portions of a complex small molecule. They then chemically modified a portion of the molecule not covered by the RNA. |
Chemistry World September 20, 2013 James Urquhart |
Microscopy and spectroscopy combined US researchers have developed a new imaging technique which combines the spatial resolution of scanning tunneling microscopy with vibrational information obtained from infrared spectroscopy. |
Chemistry World March 3, 2014 David Bradley |
Mechanical stress pulls cyclization into shape Researchers at the Ruhr University Bochum, in Germany, have calculated that enediyne toxins, compounds used as anticancer drugs, might undergo Bergman cyclization when put under stress. |
Chemistry World March 3, 2010 Jon Cartwright |
Hydrocarbon turns superconductor Researchers in Japan have created the first superconducting material based on a molecule of carbon and hydrogen atoms. |