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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 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 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 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 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. |
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 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 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 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. |
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 July 29, 2010 Carol Stanier |
Methane all lined up Swiss researchers have found that the way methane molecules vibrate when they hit a nickel surface can have a huge effect on their reactivity. |
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 October 6, 2011 Manisha Lalloo |
Oxygen Isotopes Help to Probe Water's Structure Scientists have used isotopic substitution of oxygen to take a closer look at the molecular structure of water. |
Chemistry World October 15, 2009 Simon Hadlington |
Optical conveyor belt gathers up molecules Researchers in Germany have developed a novel way to 'round up' biological molecules that are freely suspended in solution and trap them in a confined space using nothing more than light. |
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 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 December 23, 2009 Phillip Broadwith |
Opening the gate for molecular electronics Chemists in Korea and the US have shown that the current running through a transistor made of a single molecule can be regulated by tweaking its molecular orbital energies. |
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 November 9, 2011 Phillip Broadwith |
World's smallest remote control car debuts A tiny remote-controlled four-wheel drive electric vehicle has been made by chemists in the Netherlands. The single molecule car's 'wheels' can be made to turn in response to tiny electrical pulses, propelling it across a surface. |
Chemistry World September 28, 2010 Lewis Brindley |
Helium nanodroplets host ion analysis Chemists have developed a sensitive new infrared spectroscopy method that analyses molecular ions by capturing them in nanosized bubbles of freezing helium. |
Chemistry World May 16, 2008 Cordelia Sealy |
Speedy spectrometer tracks shape-shifting molecules A new microwave spectrometer has allowed US scientists to track molecules writhing through different geometric shapes when excited - opening a new window on their reactivity. |
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. |
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 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 December 12, 2010 Andy Extance |
Images show atom 'spinning top' control This is the first-ever imaging of an atomic angular momentum vector precessing in a magnetic field, a motion analogous to a spinning top spiralling about Earth's gravitational field as it slows. |
Chemistry World January 11, 2010 Hayley Birch |
Locking molecular motors Dutch scientists have designed a molecular motor that can be locked using an acid and unlocked using a base. |
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 1, 2010 Laura Howes |
Molecular motors find reverse gear Ben Feringa's group at the University of Groningen in the Netherlands been working with molecular motors for years, making small organic molecules that rotate when exposed to light. However, until now these motors have only had a forward gear. |
Chemistry World September 6, 2013 Melissae Fellet |
Unravelling stereochemistry via mass spectrometry Researchers have used mass spectrometry to determine the stereochemistry of a prototypical chiral molecule, CHBrClF. |
Chemistry World October 15, 2008 Simon Hadlington |
Long-life light illuminates cells The new dye, based on platinum, will carry on emitting light long after any interfering 'autofluorescence' from naturally occurring molecules in the cell has fizzled out. |
Chemistry World December 13, 2011 Jon Cartwright |
Scientists unveil tiniest switch Researchers in Germany claim to have created the world's smallest molecular switch, relying on the movement of just a single proton. |
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. |
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 November 5, 2007 Ned Stafford |
Joining up Nanocircuits A team of scientists have covalently bonded strings of porphyrin molecules on a gold surface -- a step forward in the quest to develop nano-electronics. |
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 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. |
Technology Research News December 3, 2003 |
Molecule does two-step Duke University researchers have found a way to make a molecule react only when it has been hit by two photons of ultraviolet light, making the molecule a controllable switch. The molecule could eventually be used in optical storage devices and in biochips. |
Technology Research News September 8, 2004 Eric Smalley |
Polymer Serves up Single Photons Researchers have made a room-temperature, single-photon source using polymer molecules that could be used in quantum cryptography devices and eventually for quantum computing |
Technology Research News November 17, 2004 |
Lasers Drive Nano Locomotive A researcher has designed a laser-powered molecular locomotive that runs along a molecular track and can generate a pulling force ten times greater than that of kinesin, a biological molecular motor. |
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. |
Technology Research News April 21, 2004 Eric Smalley |
Molecule Makes Electric Motor Researchers have built molecules that can spin on command, but finding a way to harness this molecular motion to carry out work is more difficult. A molecule that has a limited range of motion opens up new possibilities. |
Chemistry World July 4, 2010 Hayley Birch |
DNA sticks at flick of switch A new technique that sticks individual DNA molecules to a gold surface works at the flick of an electrochemical switch. |
Reactive Reports December 2006 David Bradley |
Blood, Light, and Water Two molecules that occur naturally in blood have been engineered by scientists to use sunlight to split water into hydrogen and oxygen. |
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 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 29, 2014 Simon Hadlington |
Rigid molecular wires make electrons fly Researchers in Germany and Japan have shown that a new type of organic molecular wire -- which is flat and rigid -- can transfer electrons at more than 800 times the speed of its conventional, flexible counterpart. |
Chemistry World August 23, 2012 Yuandi Li |
Reversible photoswitch a boost for molecular electronics A team of international scientists has made a photocontrollable device, which, they say, shows potential for application in nanocircuits and helps the understanding of electrical conduction in molecular electronics. |
Technology Research News September 10, 2003 |
Gold speck highlights molecules How do you sense what is happening at the scale of molecules? Researchers have found a way to detect the very small spectral shifts that occur when the light scattering off a single gold nanoparticle interacts with molecules. |
Chemistry World January 15, 2010 Andy Extance |
Quantum computer hits hydrogen bullseye A basic quantum computer has successfully tackled one of the most challenging tasks facing chemists today - calculating molecular energy from basic scientific principles. |