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Chemistry World January 29, 2010 Phillip Broadwith |
Silicon goes aromatic Chemists in the UK have constructed a structural analogue of benzene made from silicon atoms. The molecule is not flat like benzene, but it reveals a new type of aromatic stabilisation. |
Scientific American April 18, 2005 Kauffmann & van den Bosch |
CT Scan for Molecules Producing 3-d images of electron orbitals. |
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 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 December 6, 2006 Lionel Milgrom |
Surf's up for Unstable Electron Beams Controlling short high-energy bursts of plasma electrons is difficult. But now physicists in France have managed it, using a laser to inject electrons into the wake of a plasma wave created from a jet of helium gas. |
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 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 January 29, 2015 Santiago Alvarez |
What we mean when we talk about bonds The chemical bond is still a matter of lively debate among chemists, even a century after Gilbert Lewis introduced his electron pair bonding concept. |
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 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 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 April 17, 2013 Andy Extance |
Electron flashes catch organics in the act Researchers based in Canada, Germany and Japan have overcome the difficulties of collecting diffraction data on small organic molecules to make atomic-scale recordings of their movement. |
Chemistry World April 15, 2010 Simon Hadlington |
Lead joins the aromatic ring club Scientists in Japan have successfully incorporated an atom of lead into an aromatic molecule - the heaviest metal so far to be 'aromatised'. |
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 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 March 2, 2015 Andy Extance |
Chemists zinc up 'aromatic' metal cubes Researchers in China and the US have synthesized polyzinc clusters that have pushed back the boundaries of the kind of aromatic structures chemists can make. |
Chemistry World November 20, 2006 Richard Van Noorden |
Microscopy Enters the Fourth Dimension Researchers have taken electron microscopy into the fourth dimension, by recording atoms darting around on a surface in real time. |
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 October 2009 |
Column: In the pipeline Derek Lowe discusses the problem of leaning too heavily on favorite reactions |
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. |
IEEE Spectrum June 2008 Saswato R. Das |
Tabletop EUV Light Source South Korean research team demonstrates an economical way to generate EUV light using femtosecond laser pulses. |
IEEE Spectrum May 2010 Neil Savage |
The Laser at 50 It's the golden anniversary of this fundamental technology |
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. |
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. |
Chemistry World July 6, 2006 Michael Gross |
Insecticide Simplified A rapid, flexible way to make variants of potent insecticide molecules known as spinosyns could help to combat the growing problem of insect resistance, according to German chemists. |
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 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 January 5, 2012 Laura Howes |
Surfing the Plasmonic Wave Researchers have shown with both spatial and temporal resolution, how the electric field around a nanoparticle changes when the nanoparticle is excited by a laser. |
Chemistry World April 28, 2014 Simon Hadlington |
Elusive sigma aromaticity captured Chemists in the US have created a unique transition metal hydride in which the hydrogens form a five-membered aromatic ring, something that had been theorized, but until now never seen. |
Technology Research News December 31, 2003 Eric Smalley |
Light frozen in place Researchers at Harvard University have trapped and held a light pulse still for a few hundredths of a millisecond. |
Technology Research News September 24, 2003 |
Teamed lasers make smaller spots Researchers from Boston University have tapped the properties of polarization in order to focus a laser beam more tightly in space. The method could be used to scan objects in finer detail and to make finer features in processes like rapid prototyping and photolithography. |
Chemistry World July 27, 2006 Tom Westgate |
Lasers Make Erbium a Cool Customer A material that gets colder when hit with a laser beam may sound odd, but scientists have found that adding a dash of the metal erbium to certain compounds can turn them into miniature refrigerators. |
Technology Research News December 15, 2004 |
Light Writes Info Into Atoms Researchers have demonstrated that it is possible to transfer information encoded in the properties of photons to atoms. |
Chemistry World July 2, 2012 Philip Ball |
Imaging icons To celebrate the London 2012 Olympics, David Fox and Anish Mistry at the University of Warwick, UK, synthesised olympicene -- a polyaromatic hydrocarbon of five fused rings. |
Chemistry World March 22, 2012 Ross McLaren |
Back to the future: old reactions to help the new Researchers from the US have delved into the history of organic chemistry to help chemists better predict the effect that functional groups will have on one another within a molecule. |
IEEE Spectrum October 2010 Sandra Upson |
Laser Uranium Enrichment Makes a Comeback The controversial technology poses proliferation risks, but nuclear firms press on |
Technology Research News December 1, 2004 Eric Smalley |
Pure Silicon Laser Debuts Researchers have made a prototype laser from silicon. The laser is tunable, meaning it can lase in a range of wavelengths, or colors, and it works at room temperature. |
Wired October 2001 Wil McCarthy |
Ultimate Alchemy Research into artificial atoms could lead to one startling endpoint: programmable matter that changes its makeup at the flip of a switch... |
Chemistry World July 8, 2011 Mike Brown |
Pi-stacking better without the aromatics? Scientists in the US have discovered that electrons confined to their double bonds can sometimes deliver stronger pi-stacking interactions than those roaming free in aromatic systems. |
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. |
Technology Research News June 1, 2005 |
Lasers Built Into Fiber-Optics Researchers have crossed a gas-filled fiber optic laser with ordinary fiber optics to make a Raman laser and a frequency stabilizer -- devices that provide precise control of laser beams. |
Technology Research News August 11, 2004 Eric Smalley |
Chips measure electron spin Practical quantum computers are at least a decade away, and some researchers are betting that they will never be built. But a pair of recent experiments may prove them wrong. |
The Motley Fool September 7, 2007 Rich Smith |
Lockheed's Laser Clicks Lockheed explains that firing a laser from an airborne Boeing 747 is no easy task. If Congress has its way, neither, apparently, will be sustaining the funding necessary to continue testing of the defense system. |
AboutSafety May 8, 2001 |
Laser Safety Guidelines for understanding the dangers of lasers and the importance of working with them safely... |
Technology Research News September 24, 2003 Eric Smalley |
Laser made from single atom The simplest possible laser -- a single atom -- has been on the drawing board for decades. Researchers have finally achieved the extremely precise control needed to make a laser from just one atom. The first demonstration of a single-atom laser showed that it's a different animal -- it produces quantum light. |
National Defense January 2011 Grace V. Jean |
Beam Me Up Some Power To give the remotely operated planes better endurance in the skies, scientists are developing battlefield lasers to recharge the batteries in flight. |
Chemistry World October 15, 2015 Victoria Richards |
C 50 breaks all the rules European scientists have found that the rules of aromaticity need to be rewritten if they are to ever discover a superaromatic fullerene. |
Chemistry World October 7, 2010 Simon Hadlington |
New light shed on 'photothermal' cell death Photothermal therapy - where tiny particles of a metal are introduced into a cell and heated by laser light to kill the cell - might not work in the way people think, researchers in the UK have discovered. |
IEEE Spectrum February 2006 Holonyak & Feng |
The Transistor Laser Ultrafast transistors that output optical and electrical signals open a new computing frontier. |
Military & Aerospace Electronics December 2006 |
Northrop Grumman Test Fires Powerful, Continuously Pulsed Illuminator Laser A new diode-pumped solid-state, next-generation illuminator laser developed delivered multikilowatt output power while operating at 5,000 pulses per second during recent tests, company officials reported. |