| Similar Articles |
 |
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.  |
Reactive Reports Issue 33 David Bradley |
The Miniature Rotarians Tiny interlocking wheels are the components of a miniscule molecular rotor designed and built by UK chemists. The submicroscopic invention offers a new motor-like component for those hoping to build nanotechnology from the bottom up.  |
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.  |
Technology Research News December 29, 2004 |
Molecular Motor Goes Both Ways Researchers have constructed a molecular motor that can spin in either direction, much like the biological molecular motors involved in many of life's processes. The motor could eventually be used in nanotechnology applications.  |
Chemistry World August 30, 2006 Tom Westgate |
Lasers Shed Light on Magnetic Resonance A new way of measuring nuclear magnetic resonance (NMR) in liquid samples could have implications across spectroscopy and imaging, report researchers.  |
Chemistry World June 25, 2010 Phillip Broadwith |
Molecular machines shift into gear A set of molecular gears based on porphyrin complexes that can be chemically engaged and disengaged using acid or base has been created by Japanese researchers.  |
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.  |
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 May 23, 2011 Simon Hadlington |
Homing in on a cheaper Haber-Bosch process A cheaper alternative to the Haber-Bosch process could have moved a step closer thanks to a new ruthenium-based catalyst complex developed by chemists in Germany.  |
Chemistry World September 1, 2013 Laura Howes |
Water acts as a lubricant for molecular machines Small shuttles and wheels on axles made from single molecules can be sped up with a small amount of water.  |
Chemistry World March 27, 2012 Erica Wise |
Unlocking the mysteries of ice The unusual properties of ice under compression are due to Coulomb repulsion between bonding and non-bonding electron pairs, say scientists from Singapore and China.  |
Chemistry World May 30, 2008 Lewis Brindley |
Putting the brakes on nanomachines Chemists in Taiwan have developed a nanomachine fitted with light-triggered molecular brakes, which can stop nanoscale propellers or wheels from spinning.  |
Chemistry World November 3, 2010 Andy Extance |
Hydrogen bond set to be redefined The world authority on chemical nomenclature is preparing to scrap the familiar hydrogen bond definition, in light of recent evidence about its true nature.  |
Chemistry World February 9, 2012 Simon Hadlington |
Molecule mimics molybdenum catalyst Chemists in the US have created a molecule that closely resembles the key active portion of molybdenum disulfide, an important solid industrial catalyst that shows promise for the generation of hydrogen from water.  |
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 May 21, 2015 Simon Hadlington |
Molecular pump points way to non-equilibrium chemistry Researchers in the US have developed an artificial molecular pump which can accumulate small, highly charged molecules against a concentration gradient.  |
Chemistry World October 1, 2015 Matthew Gunther |
Excess protons play hopscotch in water Scientists in the US have observed how excess protons move through water.  |
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 August 22, 2011 Jon Cartwright |
Manmade molecular machine goes to work Manmade molecules can generate similar forces to natural molecular machines, and could help chemists to design artificial molecular machines for meaningful tasks.  |
Technology Research News March 26, 2003 Eric Smalley |
Molecule toggle makes nano logic A popular trend in technology research is copying nature, and another source of inspiration is the world of everyday objects. Researchers at Hewlett-Packard Laboratories have proposed a series of molecules that work like ordinary light switches.  |
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 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 October 26, 2012 Andy Extance |
Molecular muscle machines bulk up French researchers have made the longest molecular machines that can be shrunk on demand in a collective motion that emulate muscle fibers.  |
Chemistry World January 7, 2010 Simon Hadlington |
Giant nanowheel mystery solved Researchers have uncovered the mechanism behind how one of chemistry's most remarkable self-assembled structures, a giant molecular wheel made from molybdenum oxide, spontaneously manufactures itself.  |
Chemistry World March 14, 2012 James Urquhart |
Catalysis at the flick of a switch German researchers have created a molecular nanoswitch that can be reversibly and repeatedly turned on and off to control a chemical reaction.  |
Chemistry World October 3, 2014 Jennifer Newton |
Assessing covalency in the hydrogen bond zoo Worried that the concept of hydrogen bonding has been getting fuzzier over time, scientists in Germany have sought a fresh look at the very nature of these bonds, and how much covalency they involve.  |
Chemistry World October 18, 2009 Hayley Birch |
Conducting MOFs make membranes for fuel cells New crystalline compounds could yield better materials for fuel cell applications, according to Canadian scientists.  |
Chemistry World October 29, 2015 Emma Stoye |
Rosetta detects oxygen on comet 67P Molecular oxygen has been detected in the cloud of gas surrounding comet 67P/Churyumov-Gerasimenko by the Rosetta space probe.  |
Chemistry World March 9, 2007 Michael Gross |
Nanowires go Round the Bend Chemists have bent an apparently linear molecular wire into a closed circle, creating a conducting ring just 3 nanometers across.  |
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.  |
Chemistry World January 17, 2007 Richard Van Noorden |
Molecular Magnets of Mystery Researchers have discovered a new class of molecular magnets which work above room temperature. But why the magnets work, and what their structures are, remains a perplexing mystery.  |
Chemistry World January 2010 Philip Ball |
Welcome to the machine Molecular machines have promised so much but are they more whimsical than technical?  |
Chemistry World April 14, 2013 Andy Extance |
Split water splitting raises green hydrogen hopes UK scientists say that they have developed the first widely-useable electrolysis system that splits water and releases hydrogen and oxygen in separate stages.  |
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.  |
Reactive Reports Issue 43 |
Star Picks Science website suggestions: Switchback Fair... Worlwide Molecular Matrix... Musical NMR... etc.  |
Chemistry World April 26, 2007 Richard Van Noorden |
Hydrogen Busters go Synthetic Chemists have created a small molecule which mimics the way natural enzymes chew up hydrogen. The model should inspire designs for new catalysts that can break up hydrogen in fuel cells; or (running in reverse) help produce the fuel for a hydrogen economy.  |
Chemistry World February 2007 Philip Ball |
The Crucible Molecular biology isn't just about the cleverness of proteins and nucleic acids. Even the molecules often assumed to be just part of the scaffolding, such as lipids, and the very water that bathes them all, may have inventive roles to play.  |
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 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 March 25, 2013 David Bradley |
Hydrogen bond under the microscope Scientists in Japan have designed a scanning tunnelling microscope tip that allowed them to measure electron transfer across a single hydrogen bond.  |
Chemistry World January 5, 2016 Simon Hadlington |
Molecular robot opens the way to nano-assembly lines UK chemists have devised a nanoscale robot that can grasp a cargo molecule, pick it up, place it in a new position some distance away and release it.  |
Chemistry World December 21, 2009 Simon Hadlington |
'Two-legged' molecular walker takes a stroll UK chemists have designed a two-legged molecule that can walk up and down a straight molecular track. The system could form the basis for artificial linear molecular motors that can transport cargoes in a way similar to molecular machines used in nature.  |
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 February 27, 2014 Simon Hadlington |
Quantum tunnelling sparks chemistry on cold surfaces Chemistry in deep space could be more diverse than thought after the discovery that larger atoms can quantum tunnel.  |
Chemistry World February 18, 2011 Carol Stanier |
Speed dating for pharmaceuticals A simple analysis of hydrogen bond strengths finds the best crystallisation partners for drugs, say UK scientists.  |
Chemistry World June 20, 2013 Jim Al-Khalili |
Change: the only constant Today, there is much interest in a wide range of biological phenomena that may have a quantum origin, from our sense of smell to photosynthesis and mutations in DNA.  |
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.  |
Reactive Reports Issue 63 David Bradley |
Chemists Go Round the Bend Chemists often think of molecular wires as "shape-persistent" rods with limited flexibility, but researchers have now shown that molecular wires can be bent into ring shapes.  |
Chemistry World October 26, 2007 Richard Van Noorden |
Proton NMR Spots Shape-Shifting Tablets UK scientists have extended the bounds of solid-state NMR to quickly solve a problem plaguing the pharmaceutical industry: how to spot unwanted crystal packing forms in a drug tablet.  |
Chemistry World November 13, 2007 Lewis Brindley |
Hydrogen From Sewage Hits Production Records Scientists have drastically improved the efficiency of bacteria-powered fuel cells that convert biodegradable organic matter into hydrogen gas. They hope their discovery will make it possible to generate hydrogen from sewage, sustainably and on a large scale.  |