Ex nihilo: Dynamical Casimir effect in metamaterial converts vacuum fluctuations into real photons
Quantum strategies fail to improve capacity of quantum optical communication channels
Nearly perfect, ultrathin invisibility cloak could have wide practical applications
Magnetic shell provides unprecedented control of magnetic fields
Accelerators can search for signs of Planck-scale gravity
Engineers invent a way to beam power to medical chips deep inside the body
A Stanford electrical engineer has invented a way to wirelessly transfer power deep inside the body, and then use this power to run tiny electronic medical devices such as pacemakers, nerve stimulators, or ...
New 'T-ray' tech converts light to sound for weapons detection, medical imaging
A device that essentially listens for light waves could help open up the last frontier of the electromagnetic spectrum—the terahertz range.
Electromagnetic noise leaves birds lost in migration, study reports
Radio waves disrupt the magnetic "compass" in robins, according to a study published on Wednesday that is likely to fuel debate about the safety of electronic devices.
Device turns flat surface into spherical antenna
By depositing an array of tiny, metallic, U-shaped structures onto a dielectric material, a team of researchers in China has created a new artificial surface that can bend and focus electromagnetic waves ...
New solar cell technology captures high-energy photons more efficiently
(Phys.org) —Getting the blues is rarely a desirable experience—unless you're a solar cell, that is.
Telecommunications expert suggests Earth may have dark matter disc
Fantastic phonons: Blocking sound, channeling heat with 'unprecedented precision'
Imagine living on a bustling city block, but free from the noise of car horns and people on the street. The emerging field of phononics could one day make this a reality.
Thin, active invisibility cloak demonstrated for first time
(Phys.org) —Invisibility cloaking is no longer the stuff of science fiction: two researchers in The Edward S. Rogers Sr. Department of Electrical & Computer Engineering have demonstrated an effective invisibility ...
Proton weak charge determined for first time: Initial Q-weak experiement results
(Phys.org) —Researchers have made the first experimental determination of the weak charge of the proton in research carried out at the Department of Energy's Thomas Jefferson National Accelerator Facility ...