Nanotechnology for water purification
Nanotechnology refers to a broad range of tools, techniques and applications that simply involve particles on the approximate size scale of a few to hundreds of nanometers in diameter. Particles of this size have some unique ...
Advance made toward communication, computing at 'terahertz' speeds
Physicists in the United States and Germany have discovered a way to use a gallium arsenide nanodevice as a signal processor at "terahertz" speeds, the first time it's been used for this purpose and an important step forward ...
Applied physicists create building blocks for a new class of optical circuits
Imagine creating novel devices with amazing and exotic optical properties not found in Nature -- by simply evaporating a droplet of particles on a surface.
Understanding tiny reactions: Cold atoms and nanotubes come together in atomic 'black hole'
(PhysOrg.com) -- Carbon nanotubes, long touted for applications in materials and electronics, may also be the stuff of atomic-scale black holes.
Scientists discover world's smallest superconductor
Scientists have discovered the world's smallest superconductor, a sheet of four pairs of molecules less than one nanometer wide. The Ohio University-led study, published Sunday as an advance online publication ...
Researchers develop molecular 'LEGO kit' to create nano-cubes
(PhysOrg.com) -- Scientists at the University of Glasgow have devised a molecular 'LEGO toolkit' which can be used to assemble a vast number of new and functional chemical compounds.
Nano-foundry technique yields ultra-durable probes from diamond
(PhysOrg.com) -- When a team of university and industry researchers tried a novel, foundry-style mold-filling technique to make nanoscale devices, they realized they had discovered a gem.
Nanotechnology sparks energy storage on paper and cloth
By dipping ordinary paper or fabric in a special ink infused with nanoparticles, Stanford engineer Yi Cui has found a way to cheaply and efficiently manufacture lightweight paper batteries and supercapacitors ...
Water droplets shape graphene nanostructures
A single-atom-thick sheet of carbon, like those seen in pencil marks -- offers great potential for new types of nanoscale devices, if a good way can be found to mold the material into desired shapes.
Small optical force can budge nanoscale objects
(PhysOrg.com) -- Engineering researchers have used a very tiny beam of light with as little as 1 milliwatt of power to move a silicon structure up to 12 nanometers.
Scientists solve decade-long mystery of nanopillar formations
Scientists at the California Institute of Technology have uncovered the physical mechanism by which arrays of nanoscale pillars can be grown on polymer films with very high precision, in potentially limitless ...
Solar Cell Researcher Explores Nanotech Ideas
(PhysOrg.com) -- A UT Dallas researcher envisions a time soon when plastic sheets of solar cells are inexpensively stamped out in factories and then affixed to cell phones, laptops and other power-hungry mobile ...
Harnessing carbon nanomaterials for drug delivery systems, oxygen sensors
(PhysOrg.com) -- Two nanoscale devices recently reported by University of Pittsburgh researchers in two separate journals harness the potential of carbon nanomaterials to enhance technologies for drug or imaging agent delivery ...
Scientists manipulate ripples in graphene, enabling strain-based graphene electronics (w/ Video)
(PhysOrg.com) -- Graphene is nature's thinnest elastic material and displays exceptional mechanical and electronic properties. Its one-atom thickness, planar geometry, high current-carrying capacity and thermal ...