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Optics & Photonics 10 hours ago

Scientists suggest new methods to expedite the commercialization of metalens technology

Metalenses, nano-artificial structures capable of manipulating light, offer a technology that can significantly reduce the size and thickness of traditional optical components. Particularly effective in the near-infrared ...

Optics & Photonics 5 hours ago

An on-chip photon-counting reconstructive spectrometer with tailored cascaded detector array

Superconducting nanowire single-photon detectors (SNSPDs) have been widely used in various applications requiring single photon detection thanks to their attractive performances. Since SNSPDs are thin films of serval nanometers ...

Analytical Chemistry 10 hours ago

Team discovers fundamentally new way to detect radiation involving cheap ceramics

The radiation detectors used today for applications like inspecting cargo ships for smuggled nuclear materials are expensive and cannot operate in harsh environments, among other disadvantages. Now, MIT engineers have demonstrated ...

Astronomy Mar 27, 2024

New analysis reveals a tiny black hole repeatedly punching through a larger black hole's disk of gas

At the heart of a far-off galaxy, a supermassive black hole appears to have had a case of the hiccups. Astronomers from MIT, Italy, the Czech Republic, and elsewhere have found that a previously quiet black hole, which sits ...

General Physics Mar 27, 2024

Physicists propose new way to search for dark matter: Small-scale solution could be key to solving large-scale mystery

Ever since its discovery, dark matter has remained invisible to scientists despite the launch of multiple ultra-sensitive particle detector experiments around the world over several decades.

Astronomy Mar 27, 2024

Imaging turbulence within solar transients for the first time

The Wide-field Imager for Parker Solar Probe (WISPR) Science Team, led by the U.S. Naval Research Laboratory (NRL), captured the development of turbulence as a Coronal Mass Ejection (CME) interacted with the ambient solar ...