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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.  |
Technology Research News October 22, 2003 |
Process prints nanoparticles Researchers have coaxed tiny particles of gold, silver and carbon to assemble into patterns on silicon wafers over areas as large as a square centimeter by using electrical charge patterns to attract and position the nanoparticles.  |
Technology Research News December 17, 2003 |
Chip uses oil to move droplets Researchers from North Carolina State University have devised a way to manipulate tiny droplets and particles on a chip. Key to the system is suspending what needs to be moved in a heavier liquid.  |
Chemistry World September 9, 2014 Katie Bayliss |
Colloidal caterpillars get a wiggle on Researchers have devised a new method to transport micro cargo -- by attaching it to chains of colloidal particles that wiggle their way through liquid crystals.  |
Technology Research News July 13, 2005 |
Magnetics Drives Particle Patterns Researchers have devised a way to use electric and magnetic fields to assemble magnetic microparticles into a wide variety of patterns, including clusters, rings, chains and networks.  |
Technology Research News October 20, 2004 |
Biochip levitates droplets Researchers have devised a way to magnetically levitate particles and droplets that have volumes smaller than one billionth of a milliliter. Labs-on-a-chip is one of many potential uses.  |
Chemistry World October 13, 2010 James Urquhart |
Aerosol theory solidifies An international team of researchers has found that atmospheric aerosol particles long thought to be liquid can in fact be amorphous solids. The discovery could improve atmospheric models and climate predictions.  |
Technology Research News December 1, 2004 |
Smart Dust Gets Magnetic One of the main challenges in making labs-on-a-chip is finding ways to control and mix tiny amounts of liquids. Researchers are using minuscule silicon particles to carry out these tasks.  |
Chemistry World March 21, 2010 Lewis Brindley |
Drinking water from sunlight and seawater A device that can 'push' the salt out of seawater has been developed by US researchers.  |
Technology Research News January 14, 2004 Eric Smalley |
Nanoparticle dyes boost storage The idea of storing data in fluorescent dyes has been around for a while, and researchers have been trying to boost storage capacity by recording multiple bits of information in a single spot using several types of dye. A new solution to this problem uses layered nanoparticles.  |
Chemistry World April 27, 2015 Jon Cartwright |
E-paper display draws on child's toy The idea behind the Magna Doodle has been given a new lease of life by scientists in Japan, who have created an electronic-paper version that could be used as a large interactive display for classrooms.  |
IEEE Spectrum August 2011 Hadjipanayis & Gabay |
The Incredible Pull of Nanocomposite Magnets Nanotechnology could make rare earth magnets even stronger.  |
Chemistry World April 12, 2010 Andy Extance |
Balloon model bursts battery charge gap Over-simplifying chemical processes occurring in batteries has obscured an opportunity to improve energy efficiency, according to Slovenian and German scientists.  |
Chemistry World September 4, 2013 Emma Stoye |
Cracked bones attract healing nanoparticles A US team have used drug-loaded nanoparticles to detect and heal tiny cracks in human bones. Their system uses ions leaking from the crack to draw the particles to damaged areas.  |
Technology Research News October 6, 2004 |
Design rules build on self-assembly Researchers at the University of Michigan have developed computer simulations that promise to speed the process of finding ways to build practical nanostructures, including precisely-structured materials, electronic and optical components, and chemical sensors.  |
Chemistry World June 27, 2010 Simon Hadlington |
Nanoparticles allow remote control of cells In an experiment reminiscent of the mind-control rays that featured prominently in B-movies from the 1950s, scientists in the US have used a magnetic field to alter the behavior of an animal.  |
Technology Research News March 23, 2005 |
Cheap material makes speedy memory Researchers have devised potentially low-cost, high-speed nonvolatile memory (retains information even when it is not powered) from polystyrene and gold nanoparticles.  |
Technology Research News April 20, 2005 |
Spiral Laser Beam Demoed Researchers have found a way to generate helico-conical, or spiral-shaped light beams. The unusual-shaped beams are potentially useful in trapping and manipulating particles in biological and medical devices, including biochips.  |
Chemistry World June 27, 2012 Steve Down |
Single particles take flight An international team of researchers has developed a way to study the shape and structure of individual aerosol particles in their native environment. This should help climate modellers and toxicologists to get a better handle on why aerosols behave in the way they do.  |
Chemistry World March 24, 2010 Hayley Birch |
The key to colloid assembly US researchers have a developed a simple lock-and-key type mechanism that drives the self-assembly of colloid particles. They say their work offers a new approach for building tiny machines with movable parts.  |
Chemistry World March 7, 2006 Jon Evans |
Brownian motion slips into reverse An electrical device for suppressing Brownian motion has been used to trap proteins, viruses and semiconductor nanocrystals.  |
Reactive Reports September 2007 David Bradley |
Fire Resistant Paint A way to toughen up the latex particles used to make emulsion paints has been developed by chemists. The approach involves adding tiny slivers of clay armor to make the particles more hard wearing and fire resistant.  |
Technology Research News January 28, 2004 |
Technique detects quantum state Researchers from the University of Rome in Italy have pushed theorized "perfect" quantum cryptography schemes forward by demonstrating a method for detecting quantum entanglement among subatomic particles.  |
Reactive Reports Issue 53 David Bradley |
Repulsive Particles Particles that one might expect to mutually repel somehow manage to form clusters in solution. This finding could be important for understanding how polymers become organized and improve the prospects of the burgeoning field of soft matter research.  |
Science News February 9, 2008 |
Science Safari: Marine Cloudmakers Video that explains how marine particles get distributed to the atmosphere.  |
Technology Research News November 17, 2004 |
Plastic Cuts Artificial Hip Wear Researchers coated a polyethylene artificial hip socket with a biocompatible polymer molecule they had previously developed, and found that the joint produced fewer wear particles.  |
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.  |
Technology Research News May 7, 2003 |
Researchers fill virus with metal One way to construct materials atom by atom is to conscript machinery nature has already devised.  |
Technology Research News July 30, 2003 |
See-through magnets hang tough Researchers from the Independent University of Barcelona (UAB) and the University of Zaragoza in Spain have found a way to form transparent, durable, lightweight magnets that maintain their magnetism in magnetic fields and high temperatures.  |
Chemistry World July 20, 2009 Philip Ball |
Researchers form first liquid protein Chemists at the University of Bristol, UK and their colleagues, in collaboration with the Max Planck Institute for Colloid and Interface Research in Golm, Germany, have figured out how to convert pure proteins into a liquid state, without any solvent.  |
Technology Research News April 7, 2004 |
Chip-camera combo tracks viruses Researchers from Purdue University have devised methods of labeling virus structural elements and DNA, of imaging virus particles as they flow through labs-on-a-chip, and of concentrating virus particles.  |
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 February 17, 2011 James Urquhart |
To thicken up runny liquids, add fluid Adding a small amount of an immiscible fluid to a suspension - solid particles dispersed in a fluid - tunes the consistency of the suspension.  |
Chemistry World January 31, 2010 Kate McAlpine |
Slack nano safety Many researchers working with nanomaterials use inadequate protection, if any at all, and most don't use special disposal methods for nanomaterials, claims a new study.  |
Technology Research News June 1, 2005 |
Computer Displays: Points of Light Different types of displays use different means to produce and control pixels. CRT, LCD, and plasma technologies manipulate light electronically. Another way is through micro-opto-electro-mechanical systems (MOEMS).  |
Chemistry World September 5, 2011 David Bradley |
Spiders, Grubbs' and polymer-powered nanomotors A chemical spider that spins a polymer thread using a simple catalyst could drive a nanomotor, according to researchers at Pennsylvania State University, US.  |
Technology Research News December 11, 2002 Eric Smalley |
Microscopic mix strengthens magnet Magnets are usually an either-or proposition. They either generate a strong magnetic field or they hold up well in the presence of external magnetic fields. A method that mixes the two types of magnets at the nanoscale could pave the way for smaller electric motors and generators.  |
Popular Mechanics February 5, 2010 Cassie Rodenberg |
Solar-Powered Circuits Charge by Sunlight in Real-Time Researchers at the University of Pennsylvania unveiled the world's first solar-powered circuit in a January edition of ACS Nano. The technology shows particular promise for touchscreen devices  |
Chemistry World July 26, 2006 Victoria Gill |
Reversible Glue `De-Bonds' at the Touch of a Button A new kind of superglue that uses nanoscale magnetic particles to bond and de-bond on command has been developed.  |
Chemistry World January 22, 2007 Richard Van Noorden |
First Synchrotron for Neutral Molecules Scientists have built and demonstrated the first synchrotron to work on neutral molecules. It could be used to study collisions of cold, slow-moving molecules, allowing chemists to probe their behavior with a resolution impossible to achieve at higher temperatures.  |
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.  |
Chemistry World April 7, 2009 Lewis Brindley |
Cells get in line Magnetic nanoparticles that 'shepherd' cells into neat lines have been designed by American scientists.  |
IEEE Spectrum February 2010 Sally Adee |
"Pac-Man" Process Eats Nanodirt Cleaning up nanoparticles critical to commercializing extreme UV lithography.  |
National Defense February 2012 Eric Beidel |
Army Lab Analyzes Bad Dust From War Zones The Army Research Laboratory has deployed equipment to Iraq, Afghanistan and Africa to find out if particles floating around in the air in these places are causing Gulf War Syndrome and other illnesses.  |
Chemistry World November 2, 2010 Hayley Birch |
Nanoparticle detector promises fast virus identification The technique, developed by US researchers, can discriminate between different viruses and is sensitive enough to detect the presence of a single virus particle.  |
Chemistry World August 2, 2013 Hayley Birch |
Sound solution to nanoparticle handling problems Researchers are using ultrasound to bond nanoparticles -- essentially sticking together particles too small to be seen with sounds too high-pitched to be heard.  |
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.  |
Technology Research News July 14, 2004 Eric Smalley |
Teleport lifts quantum computing Researchers transported the states of charged atoms and showed that it is possible to do so on demand. The feat boosts the prospects for building quantum computers that employ trapped ions, quantum particles that live long enough to carry out multiple computations.  |
IEEE Spectrum January 2006 Tekla S. Perry |
Winner: Black, White, and Readable The low-contrast flat-panel readouts ubiquitous to today's consumer electronics products may soon be obsolete, thanks to a tiny Dublin-based start-up  |
Technology Research News January 12, 2005 |
Ultrasound Makes Blood Stand Out Researchers have found a way to use ultrasonic vibrations to take images of tumors. The method involves using ultrasonic vibrations to image colloidal objects, which are spherical objects like particles and blood cells that are suspended in fluid.  |