Defense against electromagnetic fields
Electromagnetic fields can interfere with or damage electronic devices. Electromagnetic radiation is invisible to people. A new measuring instrument can now determine the strength, frequency, and direction ...
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 ...
Physicist proves impossibility of quantum time crystals
Submillimeter wavelengths shine through the intergalactic dust
(Phys.org) —Where do you go to look at the stars? Away from city lights, certainly. But if you're serious about peering far out into space, to the observable edges of our universe, at submillimeter wavelengths, ...
Nearly perfect, ultrathin invisibility cloak could have wide practical applications
Magnetic shell provides unprecedented control of magnetic fields
Ex nihilo: Dynamical Casimir effect in metamaterial converts vacuum fluctuations into real photons
Physicists demonstrate first time reversal of water waves
Accelerators can search for signs of Planck-scale gravity
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.
Is a classical electrodynamics law incompatible with special relativity?
Quantum strategies fail to improve capacity of quantum optical communication channels
German student builds electromagnetic harvester to recharge a battery
Simple theory may explain dark matter
Most of the matter in the universe may be made out of particles that possess an unusual, donut-shaped electromagnetic field called an anapole.