Scientists discovered a way to encode more data into light by creating light vortices with quasicrystals. This method could ...

Four-wave mixing A weak optical signal (red) from a spacecraft transmitter can be amplified noise-free when it encounters two pump waves (blue and green) in a receiver on Earth. (Courtesy: Chalmers ...

Modern high-speed internet uses light to quickly and reliably transmit large amounts of data through fiber ... optical computing or building optical neural networks," said Lingxiao Zhou, a physics ...

single-mode fiber optics, acousto-optic and magneto-optic devices, magnetic shielding techniques, precision frequency tuning and locking of lasers, and sensitive light detection systems. Experimental ...

This excellent resource synthesizes the fundamental principles of spectroscopy, laser physics, and photonics technology and ... depth understanding of the principles and applications of fibre-optic ...

The discovery, centered around controlling tiny hurricanes of light and electromagnetic fields, could revolutionize how much ...

In fibre optics, the signal is amplified regularly along the route ... where quantum spin states trapped at crystal defects can act as qubits. Earlier this year Physics World spoke to Hannah Stern, a ...