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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. mark for My Articles similar articles
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. mark for My Articles similar articles
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. mark for My Articles similar articles
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. mark for My Articles similar articles
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. mark for My Articles similar articles
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. mark for My Articles similar articles
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. mark for My Articles similar articles
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. mark for My Articles similar articles
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. mark for My Articles similar articles
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. mark for My Articles similar articles
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. mark for My Articles similar articles
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. mark for My Articles similar articles
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. mark for My Articles similar articles
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? mark for My Articles similar articles
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. mark for My Articles similar articles
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. mark for My Articles similar articles
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. mark for My Articles similar articles
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. mark for My Articles similar articles
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. mark for My Articles similar articles
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. mark for My Articles similar articles
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. mark for My Articles similar articles
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. mark for My Articles similar articles
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. mark for My Articles similar articles
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. mark for My Articles similar articles
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. mark for My Articles similar articles
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. mark for My Articles similar articles
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. mark for My Articles similar articles
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. mark for My Articles similar articles
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. mark for My Articles similar articles
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. mark for My Articles similar articles
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. mark for My Articles similar articles
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. mark for My Articles similar articles
Technology Research News
February 11, 2004
Electricity teleportation devised Researchers from Leiden University in the Netherlands have devised a way to teleport electricity. mark for My Articles similar articles
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. mark for My Articles similar articles
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. mark for My Articles similar articles
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. mark for My Articles similar articles
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. mark for My Articles similar articles
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. mark for My Articles similar articles
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. mark for My Articles similar articles
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. mark for My Articles similar articles
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. mark for My Articles similar articles
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 mark for My Articles similar articles
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. mark for My Articles similar articles
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. mark for My Articles similar articles
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. mark for My Articles similar articles
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. mark for My Articles similar articles
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. mark for My Articles similar articles
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. mark for My Articles similar articles
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. mark for My Articles similar articles