Similar Articles |
|
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 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 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 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 August 13, 2010 James Urquhart |
Zooming in on intermolecular bonds German researchers have captured clear images of intermolecular bonds for the first time using a modified form of scanning tunnelling microscopy. |
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 September 26, 2013 Akshat Rathi |
First pictures of hydrogen bonds unveiled Researchers in China report the first visualization of a hydrogen bond using atomic force microscopy. |
Chemistry World July 15, 2008 |
Raman Reveals DNA in Action Researchers at the University of Strathclyde, UK, have been able to use Raman spectroscopy to observe strands of DNA pairing up and falling apart by attaching them to silver nanoparticles. |
Chemistry World July 13, 2015 Philip Ball |
First snapshot of elusive intermediate supplies surprise A team near Zurich in Switzerland, has been able to take a single-molecule snapshot of an intermediate in a common class of organic reactions. |
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 August 27, 2015 Jon Cartwright |
AFM pictures show bond polarity Researchers in Germany and the Czech Republic have improved the clarity of atomic force microscopy to probe the distribution of charges within atoms and molecules. |
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 11, 2012 Simon Hadlington |
'Nano-welding' taken to the limits as specific bonds are cut and formed In a remarkable demonstration of the extreme limits of nanoscale engineering, researchers from the US and China have used the tip of a scanning tunnelling microscope to cleave and form selected chemical bonds on a complex molecule. |
Chemistry World July 5, 2011 Mike Brown |
Metallic Pick and Mix with Complexes Scientists in Germany have plucked a metal ion from the middle of a phthalocyanine molecule on a silver surface. The simple method of removal, which employs a scanning tunnelling microscope, could be used to make cheaper molecular storage devices. |
Chemistry World June 15, 2015 Tim Wogan |
Long range chirality transfer observed A new method to detect biomolecules by using a plasmonic nanoparticle to transfer their chirality onto an achiral dye has been developed by researchers |
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. |
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 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 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 April 1, 2008 Lewis Brindley |
Easier Cancer Imaging with Raman A new imaging technique based on Raman spectroscopy has been used to illuminate tumors in mice with unprecedented precision. |
Chemistry World October 14, 2014 James Urquhart |
Good vibrations for electron microscopy The physical and chemical properties of materials will be better understood thanks to researchers who added vibrational spectroscopy to the electron microscope at a spatial resolution of just a few nanometers. |
Chemistry World January 23, 2008 James Mitchell Crow |
2008 Wolf Prize Winners Revealed US chemists William Moerner and Allen Bard have jointly been awarded the 2008 Wolf Prize for Chemistry, for their pioneering work on single molecule spectroscopy. |
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 September 13, 2012 Philip Ball |
Bright idea to probe bond order The order of multiple bonds can be uncovered using atomic force microscopy, according to Leo Gross of IBM Research in Zurich and his co-workers. |
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 May 30, 2013 Laura Howes |
Catching a reaction in the act A Berkeley team used an atomic force microscopy needle with a carbon monoxide molecule adsorbed onto the tip to actually watch a reaction taking place and capture these snapshots of it. |
Chemistry World February 10, 2011 Erica Wise |
Raman imaging gives new hope for cancer diagnosis Surface enhanced Raman scattering works by detecting spectroscopic signals of molecules such as cancer antibodies that are in close proximity to metals injected into tissue such as gold or silver nanoparticles. |
Chemistry World February 15, 2014 Emma Stoye |
Raman reveals Renoir's true colours Scientists have used Raman spectroscopy to show the original colors of a Renoir painting. By identifying a red dye that had been degraded by light they were able to digitally restore a faded background to its former glory. |
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 22, 2008 Hayley Birch |
Looking at life label-free US scientists have demonstrated a way to sensitively track molecules in living cells without attaching bulky labels or staining a sample. |
Chemistry World February 21, 2008 Simon Hadlington |
Taking the Measure of Atomic Friction Scientists in the US and Germany have successfully used an atomic force microscope to determine exactly how much effort is needed to drag a single atom of cobalt across the surface of different metals. |
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 October 1, 2014 Philip Ball |
Probing molecules atom by atom A new technique that can 'see' individual spins of electrons and nuclei in single molecules could enable nuclear magnetic resonance spectroscopy atom by atom. |
Chemistry World April 24, 2007 Simon Hadlington |
Researchers 'See' Catalyst Molecules at Work Researchers have for the first time 'watched' in real time single molecules of catalyst participating in a reaction at a solid-liquid interface. |
Chemistry World July 30, 2007 Lewis Brindley |
AFM Tip Feels Nano-Surfaces Scientists in the US have developed an artificial fingertip that boosts the resolution of atomic force microscopy, a technique that opens a window onto the nanoscale world. |
Chemistry World October 31, 2007 Lewis Brindley |
Filming the Nanoworld Scientists in the US have upgraded the circuitry on a popular microscopy technique to boost the speed of imaging by about 100 times |
Chemistry World September 23, 2014 Katrina Kramer |
One-shot tomography gives atomic-scale 3D images Researchers from Germany and China have developed a method to obtain a 3D image of a nanocrystal, with atomic resolution, using just a single 1D snapshot. |
Chemistry World March 10, 2009 Alexander Hellemans |
Making pentagonal ice An international group of researchers have discovered that pentagonal structures of ice can be formed on copper surfaces consisting of Cu (110) substrates. |
Chemistry World July 5, 2010 Jon Cartwright |
Imaging technique sees conversion of biomass to sugar The technique, called stimulated Raman scattering microscopy, is better than others because it can give quantitative readings of the species present. |
Chemistry World July 31, 2008 |
Nanostructures Made Easy Scotland-based chemists have invented a new way to build nanoscale arrays of molecules over a large surface area: a technique that may be key to making nanostructures in sophisticated sensors, catalysts, and tiny computer parts. |
Chemistry World October 11, 2009 Simon Hadlington |
Diode breakthrough in molecular electronics Researchers from the US and Russia have shown how it is possible to measure the diode properties of a single molecule and how the orientation of the molecule between two electrodes can be controlled. |
Chemistry World October 13, 2014 Tim Wogan |
Nanodiamonds add some sparkle to imaging Nanodiamonds are highly promising medical imaging contrast agents and drug delivery vehicles because of their low cytotoxicity. |
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 February 21, 2007 Simon Hadlington |
Organic Electricity Generator is Hot Stuff Researchers have successfully demonstrated the thermoelectric effect in an organic molecule. The findings open up the possibility of potential new energy sources, and also present a novel way for probing the electronic structure of molecular junctions. |
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 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 October 3, 2006 Michael Gross |
Imaging for the Masses Two US research groups have made progress in the application of mass spectrometry for imaging. |
Chemistry World February 28, 2007 Simon Hadlington |
Individual Atoms' Chemical ID Revealed Researchers have demonstrated for the first time that atomic force microscopy can be used to reveal the chemical identity of individual atoms on a surface at room temperature. |
Chemistry World March 11, 2008 Michael Gross |
Chemical Wheel Could Boost Computers A wheel-like arrangement of quinone molecules could process up to 16 instructions at the same time, potentially giving a powerful boost to the computers of the future, according to researchers in Japan. |
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. |