Q&A: Quantum state of photoelectrons measured for the first time
For the first time, researchers have been able to measure the quantum state of electrons ejected from atoms that have absorbed high-energy light pulses. This is thanks to a new measurement technique ...
EurekAlert!3h
Negative refraction of light using atoms instead of metamaterials
For the first time, scientists have demonstrated that negative refraction can be achieved using atomic arrays - without the ...
Live Science5h
Euclid telescope spots rare 'Einstein ring' hiding near Earth — and an ancient, unnamed galaxy behind it
Einstein predicted the existence of gravitationally-warped rings of light in 1915. Now, a new one has been discovered just a ...
Researchers provide mathematical solutions to study 2D light interaction in photonic crystal lasers
Laser diodes are semiconductors that generate light and amplify it using repeated reflection or "optical feedback." Once the ...
Armed robbery in Revesby1d
IEEE Advances 2D Light Study in Photonic Lasers
Laser diodes are semiconductors that generate light and amplify it using repeated reflection or 'optical feedback'. Once the light has achieved ...
Smithsonian Magazine2d
Astronomers Suspect Colliding Supermassive Black Holes Left the Universe Awash in Gravitational Waves
The passing gravitational waves “stretch or contract the universe by around 20 meters [about 65 feet] or so,” says Matthew ...