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Chemistry World May 1, 2012 David Bradley |
A colorful way to size up nanoparticles Researchers in China have now developed a straightforward light-scattering technique to estimate the size of gold nanoparticles in the 35 to 110nm range.  |
Chemistry World April 7, 2011 Andy Extance |
Surface plasmons create vivid holograms Plasmons are "quasiparticles" that are observed when electrons in a metal collectively oscillate at light wave frequency.  |
Chemistry World February 11, 2013 Simon Hadlington |
Footfalls to power static nanogenerator Recharging your laptop battery with energy derived simply from walking has moved a step closer with new research where scientists have developed a novel generator that can produce significant amounts of electrical power from static electricity.  |
Chemistry World March 28, 2013 Simon Hadlington |
Copper catalysis sees the light Researchers in the US have shown that the oxide coating on copper nanoparticles can be stripped away by light, exposing the metallic, catalytic copper core.  |
Chemistry World July 16, 2009 Jon Cartwright |
Nanoparticles show 'inverse photoconductance' Chemists in the US have created the first material to exhibit 'inverse photoconductance', in which conductance decreases with exposure to visible light.  |
Chemistry World June 5, 2011 James Mitchell Crow |
Nanoparticles scrub up a treat in hot water bath Upping the catalytic activity of gold nanoparticles can be as simple as a good wash in hot water, UK chemists have shown.  |
Chemistry World August 20, 2008 |
Spying on Self-Assembly Proteins attaching to gold nanoparticles don't mill around randomly, but organise into clusters, according to UK scientists who say they have for the first time spied in detail peptides assembling on a surface.  |
IEEE Spectrum April 2008 Neil Savage |
Plasmonic Imager Could Slim Down Spy Satellites But even its developers are far from knowing if it will work.  |
Chemistry World March 12, 2013 Andy Extance |
'Plasmonic smart dust' conjures kinetics clues Researchers exploited gold's ability to trap and concentrate light, creating oscillations in the electron cloud at its surface called surface plasmons.  |
Technology Research News April 23, 2003 Eric Smalley |
Silver bits channel nano light Researchers from the California Institute of Technology and the University of Southern California have found a way to guide near-field light over short distances through channels that are several times narrower than the wavelengths of light.  |
Chemistry World February 18, 2009 Nina Notman |
Single Nanocatalyst Behaviour Revealed Before you can design the perfect nanoparticle catalyst, you first need to understand the fundamental science that governs their reactivity. U.S. Scientists have said they have done just that.  |
Chemistry World November 6, 2007 Lewis Brindley |
Soybeans Strike Nanogold A simple mix of soybeans, water and gold salts may hold the secret to producing gold nanoparticles without harming the environment, according to one team of US researchers.  |
Chemistry World September 2, 2007 Lewis Brindley |
Nanoparticles Paint a Finer Picture Swiss scientists have developed a process that can print detailed images using nanoparticles as 'ink', while maintaining their catalytic and optical properties.  |
Chemistry World October 18, 2007 Simon Hadlington |
Nanoparticle Reveals Sulfur's Midas Touch Researchers in the US have taken a snapshot of the inside of a gold nanoparticle, shedding crucial new light on one of chemistry's longest-standing questions: how does sulfur bind to gold?  |
Chemistry World June 16, 2011 |
Plasmon Rulers Measure in 3D Plasmon rulers made out of gold nanorods could help researchers understand how DNA or proteins fold.  |
Chemistry World September 20, 2012 Jessica Cocker |
Biological fate of nanoparticles in the body Nanoparticles are extremely difficult to detect and measure once they are distributed in a biological system. Now, Spanish scientists have developed a novel way for measuring their biodistribution.  |
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 June 17, 2010 Hayley Birch |
Keeping the heat up for super-efficient solar cells US scientists have found a way to siphon off the 'hot' electrons that are responsible for much of the energy lost in current solar cells.  |
Chemistry World July 30, 2009 Phillip Broadwith |
Smoothing out plasmonic surfaces US scientists have found a simple way to make smooth metal films with nano-scale patterns in a variety of shapes that could one day be used in plasmonic devices that manipulate electromagnetic waves.  |
IEEE Spectrum August 2007 Saswato R. Das |
Scheme for a Single-Photon Transistor Researchers have taken a big step toward building a really fast computer that uses light rather than electricity to perform calculations.  |
Chemistry World August 8, 2012 James Urquhart |
Liquid Gallium Lights Up US researchers have developed a nanomoulding technique for patterning liquid gallium that enables surface plasmons to become excited using visible light.  |
Reactive Reports November 2005 David Bradley |
Dopey Red Glass Chemists suggest a new technique could allow them to make glassy materials suitable for use in nanophotonic components, including tiny optoelectronic circuits or optical storage devices.  |
Chemistry World November 30, 2015 Emma Stoye |
20 carat gold foam lighter than a feather The 20 carat gold 'foam' is a thousand times lighter than its solid counterpart, and the lightest gold nugget ever to be made.  |
Chemistry World February 3, 2006 Simon Hadlington |
High Throughput Screening for Kinase Inhibitors Researchers have developed a system for assessing the activity of a crucial class of enzymes involved in cellular signalling pathways.  |
Industrial Physicist Aug/Sep 2004 Eric J. Lerner |
News: Plasmon microscopy A new technique allows far-field optical microscopy with resolutions well below the wavelength of light.  |
Technology Research News July 16, 2003 |
Jet-laser tandem prints gold Researchers have found a way to print gold structures. The researchers suspended gold nanoparticles, which have a lower melting point then bulk gold, in a solution and used a modified ink-jet printer to print patterns of the solution onto a surface.  |
Chemistry World September 23, 2008 Simon Hadlington |
Nanoparticles Hide Behind Protein Cloak Polymer nanoparticles suspended in human blood become cloaked in plasma proteins, new research has shown.  |
Chemistry World July 18, 2013 Emma Stoye |
Flexible electronics boost with stretchiest conductor ever made US researchers have made the stretchiest electrical conductor yet using gold nanoparticles embedded in an elastic polymer. The new material can stretch to over five times its size while still conducting well enough to power small devices.  |
Chemistry World July 17, 2012 Harriet Brewerton |
Pinning down cancer US scientists have synthesized pin-shaped nanoparticles with magnetic and optical properties. The nanoparticles could be used for magnetic resonance imaging, early detection and photothermal therapy of cancer and other diseases.  |
IEEE Spectrum December 2007 Yu-Tzu Chiu |
Plastic Computer Memory's Secret Is Gold Nanoparticles Taiwanese engineers make simple, stable nonvolatile memory from mix of plastic and nanoparticles.  |
Chemistry World December 8, 2011 Simon Hadlington |
Molecular Suitcases Created by Corrosion Hollow spheres, cubes and cylinders could be useful as inorganic 'molecular suitcases' to carry drugs or catalysts.  |
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.  |
Technology Research News February 11, 2004 |
Electricity teleportation devised Researchers from Leiden University in the Netherlands have devised a way to teleport electricity.  |
Chemistry World January 30, 2008 Jonathan Edwards |
DNA Helps Nanoparticles Crystallize Two papers in Nature have each shown a simple way to build designer crystals from nanoparticles, using DNA as 'glue'. Both methods show promise as a cheap way of mass-producing complex materials like photonic crystals.  |
Chemistry World July 10, 2014 |
Emily Weiss: Tuneable illumination Research in the Weiss group looks at the fundamental physical chemistry of colloidal semiconductor quantum dots in both the solution and solid phase.  |
Chemistry World August 21, 2014 David Bradley |
A new gold standard for nano The latest work confirms gold clusters can have super atomic and molecular characteristics.  |
Chemistry World August 25, 2010 Phillip Broadwith |
Antibiotic nanoparticles go for gold Chemists in the UK and India have developed a simple, one step synthesis of gold nanoparticles incorporating an antibiotic, without using any other chemicals.  |
Chemistry World July 1, 2011 Jon Cartwright |
Liquid Cement Turns Liquid Metal When an alkali metal is dissolved in ammonia, the result is free electrons.  |
Chemistry World May 28, 2009 Phillip Broadwith |
Nanotube transistors swing both ways Researchers have combined titanium dioxide nanoparticles with carbon nanotubes to make light-sensitive transistors that can be made either to switch on or off in response to UV light.  |
Chemistry World January 5, 2011 Hayley Birch |
Nanoparticles build up New research suggests that nanomaterials that are released into the environment could accumulate in food chains.  |
Chemistry World June 15, 2010 Manisha Lalloo |
Colour change test for brain chemicals Chemists in China have devised a system which uses gold nanoparticles to detect glucose in the brain, based on a simple colour change test.  |
Chemistry World July 26, 2010 Phillip Broadwith |
Predicting nanoparticle toxicity Judging nanoparticle toxicity could be made easier by a new theoretical model that predicts which materials will make nanoparticles that could damage living cells. The model can predict the available electronic energy levels in the nanoparticle structure  |
Chemistry World October 19, 2009 Lewis Brindley |
Nanoparticles brought to order US researchers have developed a process that could bring the unusual properties of nanoparticles to a larger scale, by using small molecules to evenly space nanoparticles in a polymer composite.  |
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 October 25, 2013 James Urquhart |
Water droplets warped into weird shapes US scientists have discovered that self-assembling nanoparticles can lock water droplets into different shapes. The team suggests the work could be useful for several applications including microfluidic devices, sensors and drug delivery.  |
Chemistry World May 16, 2014 Patrick Walter |
Three glowing mice Mice injected with quantum dots are helping scientists understand how nanoparticles can accumulate in the body.  |
Technology Research News November 5, 2003 |
Electrons spin magnetic fields Spintronics researchers are looking for ways to control and use electron spin. Researchers from Cornell University and Yale University have brought the field a step forward by showing that a flow of electrons that all have the same spin can transfer angular momentum to magnetic material.  |
Chemistry World March 20, 2014 James Urquhart |
Nanoparticle composites make colorful magnetic crystals Incorporating nanoparticles into single crystal materials can imbue them with new properties, such as color and magnetism, thanks to gel crystallization techniques developed independently by UK and Chinese research groups.  |
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.  |