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Technology Research News September 10, 2003 |
Nano thermometer withstands heat Researchers from Japan have fashioned nano thermometers with an especially large temperature range from a magnesium oxide nanotubes filled with liquid gallium. The tiny thermometers are between 20 and 60 nanometers thick, or about one hundredth the diameter of a red blood cell.  |
Chemistry World April 5, 2007 Lewis Brindley |
Ultrasonic Waves to Power Future Nanomachines A team of materials scientists has developed an innovative nano-scale power supply which is fueled by ultrasonic waves. The scientists predict that their nanogenerator could power the next generation of nanomachines.  |
Technology Research News December 17, 2003 |
Chemists grow nano menagerie Researchers from Sandia National Laboratories have found a simple way to make tiny, complicated shapes from zinc oxide, including arrays of vertically-aligned rods, flat disks, and columns that resemble stacks of coins.  |
Technology Research News February 23, 2005 |
Plastic changes color in heat Researchers have engineered a plastic that loses its color when heated. It could eventually be used to produce relatively inexpensive temperature-based paint.  |
Technology Research News June 29, 2005 |
Micro marbles make nano rings Using chemical methods, researchers have found a cheaper way to make nanoscale rings. The rings can then be used to make materials to bend light.  |
Chemistry World August 11, 2006 Tom Westgate |
Nanomachines Power up with Piezoelectricity Nanomachines sound like a great idea, but where is the nanobattery to power them? The problem could be solved with piezolelectric nanowires (NWs), tiny strips of matter a few atoms wide that give out electricity when they are flexed.  |
Technology Research News December 15, 2004 |
See-Through Circuits Speed up Researchers have moved transparent semiconductors forward with an indium gallium zinc oxide mixture that can be deposited on plastic, is transparent, and potentially performs one to three orders of magnitude better than today's plastic transistors.  |
Chemistry World September 15, 2011 Elinor Richards |
Electricity - Any Time, Any Place An energy scavenger device that can convert both solar energy and movement energy into electricity to power portable electronics has been made by scientists from Korea and the US.  |
Technology Research News April 23, 2003 |
Casting yields non-carbon nanotubes Researchers from the University of California at Berkeley have developed a method of making minuscule tubes of gallium nitride that have useful electrical and optical properties.  |
Chemistry World October 16, 2012 Ross McLaren |
The future of fashion Researchers from the Republic of Korea have developed an energy harvesting device that can be incorporated into clothing to allow the wearer to generate electricity as they move and from static build-up in their clothing.  |
Technology Research News December 3, 2003 |
Spin material handles heat Researchers from the Royal Institute of Technology in Sweden have doped, or mixed the semiconductor zinc oxide with the metal manganese to make a ferromagnetic semiconductor material that retains its magnetic properties at temperatures as high as 177 degrees Celsius.  |
Technology Research News June 29, 2005 Eric Smalley |
Nanowire networks route light Will computer chips using light rather than electricity offer increased computing speed? Research says probably.  |
Chemistry World February 13, 2008 Simon Hadlington |
Clothes Power up Thanks to Nanowires Researchers in the US have invented a yarn that can generate electricity simply by being bent or twisted.  |
Technology Research News January 26, 2005 |
Metals Speed Clear Circuits Researchers have improved the performance of a new type of transparent transistor. The zinc tin oxide thin-film transistor is transparent, difficult to scratch, and conducts electricity an order of magnitude faster than previous efforts using the same class of material.  |
Technology Research News June 1, 2005 |
Nano LEDs Made Easier Researchers have devised a relatively simple method of making arrays of nanoscale light-emitting diodes. The light-emitting diodes could eventually be used in lasers and in nanoscale lamps used in sensors and microscopes, according to the researchers.  |
Chemistry World December 7, 2010 Hayley Birch |
Helping nanodevices to self-heal Damaged nanobelts show a surprising ability to 'self-heal' when an electric current is applied, the researchers report.  |
Technology Research News January 28, 2004 |
Nanorings promise big memory Researchers have found a way to cause magnetic cobalt nanoparticles to spontaneously assemble into rings that are less than 100 nanometers across. Because the molecule is small, memory made from it could hold a great deal of information.  |
IEEE Spectrum March 2007 Prachi Patel Predd |
Beyond Blue High-definition DVD movies and players based on blue lasers have only just arrived on the market, but already a new generation is in sight, promising another fivefold increase in storage density. The key to making UV-emitting devices is likely to be zinc oxide.  |
Chemistry World December 18, 2013 Sarah Kenwright |
Excess glucose limits blood transfusion success Reducing the level of glucose in solutions used to process blood donations could benefit patients receiving blood transfusions, new research shows.  |
Technology Research News September 22, 2004 |
Nanowire Makes Standup Transistor Researchers have devised a simple way to make a set of vertical transistors from nanowires.  |
Chemistry World March 2, 2012 Holly Sheahan |
Piezoelectricity improves solar cell efficiency US researchers have come up with an explanation for their recent results that show that introducing piezoelectric semiconductor nanowires into solar cells improves their efficiency.  |
Chemistry World March 29, 2011 |
A Single Scale Tells More Than a Whole Wing Scientists in China have made zinc oxide replicas of single scales from butterfly wings to understand and exploit their optical properties for sensor and solar cell applications.  |
Chemistry World November 6, 2013 James Urquhart |
Jingle cells are rocking on sunshine UK researchers have shown how solar cell efficiency can be boosted by up to 50% by harnessing acoustic vibrations in the environment, including those caused by roof-top machinery, traffic and even pop music.  |
Chemistry World January 25, 2012 Kate McAlpine |
Conjuring graphene oxide from thin air Researchers on the hunt for a better way to recycle carbon dioxide have turned it into graphene oxide.  |
Technology Research News November 3, 2004 |
Square Rings Promise Reliable MRAM Researchers are working on magnetic random access memory chips that hold as much data as standard electronic memory chips. The key to a promising design is a nanowire bent into a circle.  |
Chemistry World September 9, 2015 James Urquhart |
Purple bacteria signal zinc deficiency US researchers who have developed a zinc biosensor that functions as a bacterial 'litmus test', eliminating the need for expensive equipment.  |
Technology Research News October 20, 2004 Kimberly Patch |
Cooler material boosts fuel cells A cathode that allows solid oxide fuel cells to operate at reduced temperaures promises to lower the cost of fuel cells, which could spur broader adoption of the technology.  |
Chemistry World December 4, 2006 Richard Van Noorden |
Hydrogen Gets Promiscuous Hydrogen is a more promiscuous element than chemists have appreciated: it can form up to six strong chemical bonds in some solids, researchers report.  |
Technology Research News November 3, 2004 |
Molecules Form Nano Containers Researchers have found a way to coax the self-assembly of minuscule multicompartment structures. The structures could eventually be used in drug delivery systems.  |
Chemistry World January 14, 2011 Laura Howes |
Size matters in piezoelectric materials Nanowires that produce current when bent and deformed can show huge improvements in efficiency as their diameters are shrunk. The findings will help advance research to power technology at the nanoscale.  |
Chemistry World September 2, 2013 Simon Hadlington |
New ceramic can handle the heat Researchers in the UK have created a new ceramic oxide with tunable thermal expansion: it can expand, contract or remain unchanged in response to heat depending upon the proportion of key components used to make it.  |
Chemistry World July 1, 2014 Hamish Crawford |
Graphene oxide stands the test of time Man has been eating graphene oxide in barbecued meat for millennia  |
Chemistry World October 8, 2007 Michael Gross |
Blood Transfusion Risk Explained Two research groups have discovered that nitric oxide disappears rapidly from banked blood -- a finding that may explain recent medical studies showing that blood transfusions can sometimes increase a patient's chances of dying from a lack of oxygen.  |
Chemistry World July 5, 2009 Simon Hadlington |
Novel chemical approach to graphene Researchers in the US have devised a new way to create graphene - sheets of carbon one atom thick that have extraordinary electronic properties - based upon a detailed understanding of the chemical structure of an important precursor of the material, graphite oxide.  |
Chemistry World August 10, 2011 Kate McAlpine |
Sapphire scaffold builds flexoelectric film from the ground up Researchers in South Korea and the UK have produced a film that makes electricity when you bend it - and crucially it is over a million times better at this than other crystalline solids with the same properties.  |