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Chemistry World December 23, 2015 Philip Ball |
Freezing oil droplets put on a show Researchers shown that liquid drops of oily hexadecane, coated with a surfactant and floating on water, can adopt geometric shapes seemingly more appropriate to crystals. |
Chemistry World February 22, 2013 Anthony King |
LED triggers microfluidic mixing French scientists have developed a way to mix fluids in microfluidic devices using light from an external LED as a trigger. The strategy is simple but offers good control over mixing without complex components. |
Chemistry World March 30, 2009 Ned Stafford |
Moving forward: self-propelling oil droplets In the latest step toward creation of artificial living cells in a laboratory, a team of Japanese researchers has developed a new variety of oil droplets that propel themselves through an aqueous solution. |
Chemistry World September 3, 2008 Hayley Birch |
Double emulsions could carry combination therapies US scientists have made nanoscale water-in-oil-in-water emulsions that could have important applications in drug delivery. |
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. |
Chemistry World October 20, 2011 Tegan Thomas |
Bubble Trouble Eliminated in Cancer Treatment US scientists have developed a microfluidic device to manufacture droplets of a specific size at high speed for a cancer treatment called embolisation. |
Chemistry World January 26, 2012 Simon Hadlington |
The world's first magnetic soap Researchers have created a liquid surfactant that can be moved by a magnet. |
Chemistry World June 26, 2007 Lionel Milgrom |
Mimicking Biophysics with Water Droplets Scientists have micro-engineered water droplets into protocells. Protocell networks can mimic real biophysical events within living cells. |
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 September 1, 2006 Simon Hadlington |
System for Generating Smallest Ever Biopolymer Microcapsules Researchers have developed a technique for making microscopic capsules out of biopolymers. The method, based on a microfluidic approach, can create capsules smaller than previously possible, with unprecedented control over size. |
Wired Thomas Hayden |
Just Dew It: What Scientists Can Learn From Flower Petals Researchers in China have discovered why water droplets roll off a lotus leaf like mercury yet stick to rose petals like peanut butter. |
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 9, 2012 Jon Cartwright |
'Genetic code' guides nanoparticle growth Researchers in the US and China have demonstrated that DNA can also be used as a blueprint for the creation of non-biological structures. Their 'genetic code' could pave the way for tailored nanoparticles -- fit for use as catalysts, or in surface-enhanced Raman spectroscopy. |
Chemistry World March 19, 2015 James Urquhart |
Mystery of colored water droplets that chase and repel each other solved Researchers have solved the puzzle of a remarkable phenomenon that allows droplets of water mixed with a food coloring to move spontaneously and freely in intricate patterns when placed on a clean glass slide. |
Reactive Reports September 2005 David Bradley |
Nano Surprise A surprising mechanism by which polymers form nanocomposite particles could provide researchers with a new tool for controlling the growth of such materials. |
Chemistry World August 17, 2006 Tom Westgate |
Switchable Surfactants Give on-Demand Emulsions Oil and water can now be mixed or separated simply by bubbling carbon dioxide or air through the blend, thanks to a molecule developed by Canadian chemists. |
Technology Research News April 9, 2003 |
Biochip moves liquids with heat Researchers from Princeton University have made a microscopic device that uses heat to move, mix and split droplets of liquid. The device could be used in small, battery-operated chemical sensors and hand-held medical testers. |
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 March 28, 2013 Tamsin Cowley |
Surface freezing in nanodroplets Experiments carried out by scientists in the US have provided new evidence in the controversial issue of surface freezing in alkane nanodroplets. |
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 April 4, 2013 Laura Howes |
Droplet printing assembles soft networks Producing soft networks of droplets is now much less laborious and time consuming. |
Technology Research News November 19, 2003 Kimberly Patch |
Jolts turn liquid to solid Apply electricity to certain fluids that contain tiny particles and the liquid turns solid. This caused a lot of excitement in the late '80s, but until now the stuff couldn't be made harder than firm tofu. A dose of nanotechnology has changed the picture. |
Chemistry World October 9, 2014 James Urquhart |
Designer nanoparticles cast in DNA molds German researchers have developed a DNA origami approach to produce custom-made inorganic nanoparticles with programmable, pre-designed shapes. |
Chemistry World July 13, 2010 Lewis Brindley |
Magnetic micro-machines made from liquid iron Chinese researchers have made microscopic springs and turbines by shining light through ferrofluids - liquids containing iron nanoparticles. |
Chemistry World January 7, 2014 Cally Haynes |
Device runs on finger power Researchers in the US have demonstrated that mechanical energy from a human hand can power a microfluidic device. |
Chemistry World April 27, 2011 Harriet Brewerton |
Multiple emulsion droplet design Liang-Yin Chu at Sichuan University and colleagues have designed a microfluidic device capable of producing multi-compartment multiple emulsions. |
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 April 1, 2011 Hayley Birch |
Nanoparticles help reveal hidden fingerprints A technique using gold nanoparticles in combination with antibodies has shown promising results for enhancing fingerprints that are over a week old. |
Technology Research News February 25, 2004 Eric Smalley |
Biochip makes droplet test tubes Researchers who are developing biochips are taking two distinct approaches in devising ways to shunt tiny amounts of liquids around. One focuses on finding ways to form microscopic channels and tiny mechanical pumps. The other is aimed at using electricity to maneuver tiny droplets on surfaces. |
Chemistry World February 3, 2011 Hayley Birch |
Nanoparticle studies guide coating design A new study provides guidance for designing nanoparticle coatings based on the particles' size and the environment they are to be used in. The research could help scientists create more effective nanoparticle drug carriers. |
Chemistry World October 30, 2013 Emma Stoye |
Lab in a Leidenfrost drop Scientists in Germany have been making nanoparticles inside tiny water droplets that levitate above a hot plate on a layer of their own steam. |
Chemistry World August 24, 2015 Kira Welter |
Trapped nanoparticles could bring 'wet' computing a step closer Scientists in Switzerland have developed a way to quickly and reliably store, read, erase and rewrite information using colloidal nanoparticles. |
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. |
Chemistry World May 29, 2008 Richard Van Noorden |
Surfactants stop microbubbles popping for a year Tiny bubbles of air can last for over a year if they are covered in elastic shields of surfactant, US scientists have found. A long-lasting dispersion of bubbles this small, they suggest, might improve the properties of foams, paints, contrast agents. |
Technology Research News November 3, 2004 |
Lasers Move Droplets Labs-on-a-chip promise inexpensive and portable biological and chemical analysis. The key to making the tiny labs work is finding ways to move and mix minuscule amounts of substances. |
Chemistry World November 4, 2015 Andy Extance |
Trampolining droplets raise hopes for ice-shedding surfaces With fellow team members at the Swiss Federal Institute of Technology in Zurich, Tom Schutzius has worked out what was causing this previously-unknown 'trampolining'. |
Chemistry World July 7, 2011 Hayley Birch |
Could Life Have Emerged Inside Inorganic Shells? The basic components of cells can operate within the bounds of inorganic membranes made from nanoparticles, a new study shows. |
Chemistry World November 27, 2014 Megan Tyler |
Femtofluidic droplet manipulation now possible We've had microfluidics. We've even had nanofluidics. But now, scientists have gone a step smaller by pushing femtofluidics into the realms of possibility. |
Chemistry World May 7, 2009 Phillip Broadwith |
Polymers release insulin in response to glucose trigger Chinese researchers have developed polymer nanoparticles that can release insulin in response to changes in glucose concentration, creating a potential treatment for diabetes. |
Chemistry World November 19, 2007 Jonathan Edwards |
Sorting Droplets Digitally Scientists in Hong Kong have developed a lab-on-a-chip device that can separate and identify picolitre droplets quickly, cheaply and accurately. |
Chemistry World September 10, 2013 Emily Skinner |
Shape memory polymer hosts functional nanoparticles Scientists in China have developed a polymer scaffold for functional nanoparticles that can be folded and mangled but will reform into its original shape if it is placed in water. |
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. |
Technology Research News March 10, 2004 |
Channel shapes split microdrops One important component of labs-on-a-chip is the capability of handling tiny volumes of liquid precisely. Researchers from Harvard University have come up with a method for breaking larger drops into daughter drops of specific volumes. |
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 February 18, 2009 Lewis Brindley |
Nanomaterials Blossom US researchers have found a new way to use magnetic fields to encourage nanoparticles to self-assemble into unique shapes. |
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 February 24, 2014 Andy Extance |
Molecular motors aim to pass water Water droplets whose shape mysteriously shifts when the surface underneath them is exposed to light could become nanotech-powered chemistry vessels. |
Chemistry World September 26, 2013 Angharad Rosser-James |
Kelvin's water dropper miniaturized on a chip European scientists have modified an old experiment and converted pneumatic pressure into electrical power, which could one day help power microfluidic devices. |
Chemistry World February 19, 2008 Victoria Gill |
Pernod Baffles Chemists Love it or hate it, Pernod is well known for its distinctive flavor. But now it appears that it also has some distinctive and baffling chemical properties. |
Technology Research News November 19, 2003 |
Model leverages nano tethers Researchers from the University of Michigan have shown in computer simulations that it is possible to cause structures like sheets, wires and tubes to spontaneously assemble by starting with nanoparticles that have long, tether-like molecules attached, then causing the tethers and nanoparticles to part. |