A modern twist on Young's slits with gold nanoparticles
A landmark experiment on wave interference from the early 1800s is revisited using gold nanoparticles.
Apr 9th, 2014
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Nanotechnology News – Latest Headlines
Metal-organic 'micromushrooms' repel all
A clever chemical transformation yields surface-bound microstructures that efficiently drive away oil- and water-based contaminants.
Apr 9th, 2014
Read moreScientist develop novel ultra-fast electrical circuits using light-generated tunneling currents
Scientists in Singapore have successfully designed and fabricated electrical circuits that can operate at hundreds of terahertz frequencies, which is tens of thousands times faster than today's state-of-the-art microprocessors. This scientific breakthrough has the potential to revolutionise high-speed electronics, nanoscale opto-electronics and nonlinear optics.
Apr 9th, 2014
Read moreA nano twist makes for better steel
Researchers have found a simple technique that can strengthen steel without sacrificing ductility. The new technique could produce steel that performs better in a number of structural applications.
Apr 8th, 2014
Read moreExpanding particles to engineer defects
Materials scientists have long known that introducing defects into three-dimensional materials can improve their mechanical and electronic properties. Now a new study finds how defects affect two-dimensional crystalline structures, and the results hold information for designing new materials.
Apr 8th, 2014
Read moreNew study suggests that certain nanoparticles can harm DNA
A new study from MIT and the Harvard School of Public Health (HSPH) suggests that certain nanoparticles can also harm DNA.
Apr 8th, 2014
Read moreFuture computers that are 'normally off'
Spintronics-based technology may replace volatile memory and enable extremely energy-efficient, hand-cranked or solar-powered devices.
Apr 8th, 2014
Read moreScientists disagree on responsible research
New research reveals that the scientists place great emphasis on behaving responsibly; they just disagree on what social responsibility in science entails. Responsibility is, in other words, a matter of perspective.
Apr 8th, 2014
Read moreDomain walls in nanowires cleverly set in motion
Researchers have achieved a major breakthrough in the development of methods of information processing in nanomagnets. Using a new trick, they have been able to induce synchronous motion of the domain walls in a ferromagnetic nanowire.
Apr 8th, 2014
Read moreHybrid technology could make Star Trek-style tricorder a reality
Scientists at the University of Southampton are aiming to develop a handheld testing device to provide same day diagnosis from a patient's bedside.
Apr 8th, 2014
Read moreScalable CVD process for making 2-D molybdenum diselenide
Researchers have unveiled a potentially scalable method for making one-atom-thick layers of molybdenum diselenide - a highly sought semiconductor that is similar to graphene but has better properties for making certain electronic devices like switchable transistors and light-emitting diodes.
Apr 8th, 2014
Read moreThe role of magnetic nanoparticles in breast cancer treatment
This evolving treatment approach involves the injection of nanoparticles into the tumor, which are then activated with magnetic energy. Once activated the nanoparticles produce heat inside the cancer cell. The heat kills the cancer cell with minimal damage to surrounding tissue.
Apr 8th, 2014
Read moreGraphene nanoribbons as electronic switches
A new theoretical study shows the conductivity conditions under which graphene nanoribbons can become switches in externally controlled electronic devices.
Apr 8th, 2014
Read moreEin Nano-M�ntelchen aus Gold
Forscher beobachten die Entstehung einer goldenen Nanohuelle um kleine Glaskugel - Grundlage f�r gezielte Partikelherstellung.
Apr 8th, 2014
Read moreGold nanorods attach to, kill bladder cancer cells
Bladder cancer cells overexpress the protein EGFR; gold nanorods can be engineered to attach to EGFR proteins; and then the application of low-intensity laser to the tissue can preferentially heat these gold nanorods, killing the EGFR-rich cancer cells to which they are attached.
Apr 8th, 2014
Read moreTrees go high-tech: process turns cellulose into energy storage devices
Chemists have found that cellulose - the most abundant organic polymer on Earth and a key component of trees - can be heated in a furnace in the presence of ammonia, and turned into the building blocks for supercapacitors.
Apr 7th, 2014
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