Which-way detector unlocks some mystery of the double-slit experiment
Carbon nanotubes show the ability to amplify light, could lead to new photonic applications
Gallium nitride transistor could replace silicon
(PhysOrg.com) -- A Cornell researcher has created an extremely efficient transistor made from gallium nitride, which may soon replace silicon as king of semiconductors for power applications.
Quantum age edges closer
(PhysOrg.com) -- The arrival of superfast quantum computing is closer following recent breakthroughs by an international team led by UNSW researchers.
Now You See It, Now You Don't -- an Invisibility Cloak Made of Glass
(PhysOrg.com) -- From Tolkien's ring of power in The Lord of the Rings to Star Trek's Romulans, who could make their warships disappear from view, from Harry Potter's magical cloak to the garment that makes ...
Replacing batteries may become a thing of the past, thanks to 'soft generators'
Battery technology hasn't kept pace with advancements in portable electronics, but the race is on to fix this. One revolutionary concept being pursued by a team of researchers in New Zealand involves creating ...
Foldable display shows no crease after 100,000 folding cycles
Turning windows into powerplants
If a new development from labs at MIT pans out as expected, someday the entire surface area of a buildings windows could be used to generate electricity without interfering with the ability to ...
Wireless power could revolutionize highway transportation, researchers say
A Stanford University research team has designed a high-efficiency charging system that uses magnetic fields to wirelessly transmit large electric currents between metal coils placed several feet apart. The ...
'Groovy' hologram creates strange state of light at visible and invisible wavelengths
(Phys.org) —Applied physicists at the Harvard School of Engineering and Applied Sciences (SEAS) have demonstrated that they can change the intensity, phase, and polarization of light rays using a hologram-like ...
Smart Lighting: New LED Drops the 'Droop'
(PhysOrg.com) -- Researchers at Rensselaer Polytechnic Institute have developed and demonstrated a new type of light emitting diode (LED) with significantly improved lighting performance and energy efficiency.
Physicists develop 3D metamaterial nanolens that achieves super-resolution imaging
(PhysOrg.com) -- A research team from Northeastern University has developed a new nanolens that can beat the diffraction limit to achieve so-called super-resolution imaging, better than can be achieved by current technology. ...
Coil in wall could wirelessly power multiple electronic devices
Toward more efficient wireless power delivery
In 2007, MIT researchers announced that they had discovered a novel way of transmitting electricity without the use of wires. Now, the researchers have demonstrated that the system?s efficiency at transmitting ...