Search results for photonic

General Physics Jun 12, 2024

Engineer explains the science behind metamaterials and MRI enhancement

In recent years, the field of metamaterials has experienced substantial growth, revealing exciting potential, especially in advancing magnetic resonance imaging (MRI) technology. Three new studies led by Dr. Xin Zhang, a ...

Nanophysics Jun 12, 2024

New method integrates quantum dots with metasurfaces for enhanced luminescence

A study published in Nano Letters demonstrates the use of quantum dots to create metasurfaces, enabling two objects to exist in the same space.

Astronomy Jun 11, 2024

'Flares' and 'echoes' from the Milky Way's monster black hole

Michigan State University researchers have made groundbreaking discoveries about the supermassive black hole at the center of our Milky Way galaxy. These findings, based on data from NASA's NuSTAR X-ray telescope, were presented ...

Quantum Physics Jun 11, 2024

New technique could help build quantum computers of the future

Quantum computers have the potential to solve complex problems in human health, drug discovery, and artificial intelligence millions of times faster than some of the world's fastest supercomputers. A network of quantum computers ...

General Physics Jun 11, 2024

High-precision timing data determine upper limit for photon mass

In a study published in The Astrophysical Journal, Prof. Zhou Xia from the Xinjiang Astronomical Observatory (XAO) of the Chinese Academy of Sciences and collaborators have, for the first time, derived the dispersion relation ...

Optics & Photonics Jun 10, 2024

Novel quantum sensor breaks limits of optical measurement using entanglement

The Korea Research Institute of Standards and Science (KRISS) has developed a novel quantum sensor technology that allows the measurement of perturbations in the infrared region with visible light by leveraging the phenomenon ...

Optics & Photonics Jun 10, 2024

'Quantum optical antennas' provide more powerful measurements on the atomic level

Similar to how a radio antenna plucks a broadcast from the air and concentrates the energy into a song, individual atoms can collect and concentrate the energy of light into a strong, localized signal that researchers can ...

Nanophysics Jun 10, 2024

Researchers demonstrate new way to 'squeeze' infrared light

Researchers have for the first time demonstrated that a specific class of oxide membranes can confine, or "squeeze," infrared light—a finding that holds promise for next generation infrared imaging technologies. The thin-film ...

Optics & Photonics Jun 10, 2024

New chip-scale erbium-based laser offers broad wavelength tunability

Lasers have revolutionized the world since the 60s and are now indispensable in modern applications, from cutting-edge surgery and precise manufacturing to data transmission across optical fibers.

Plasma Physics Jun 10, 2024

How does light interact with matter at extreme intensities, near the Schwinger limit?

The experimental generation of increasingly intense light beams could help to unveil new physical regimes occurring in the presence of very strong electromagnetic fields. While some progress has been made towards this goal, ...

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