Search results for opaque materials

Astronomy Apr 15, 2024

The brightest gamma ray burst ever seen came from a collapsing star

After a journey lasting about two billion years, photons from an extremely energetic gamma-ray burst (GRB) struck the sensors on the Neil Gehrels Swift Observatory and the Fermi Gamma-Ray Space Telescope on October 9th, 2022. ...

Astronomy Apr 12, 2024

Researchers confirm brightest gamma-ray burst of all time came from the collapse of a massive star

In October 2022, an international team of researchers, including Northwestern University astrophysicists, observed the brightest gamma-ray burst (GRB) ever recorded, GRB 221009A.

Optics & Photonics Apr 3, 2024

Intelligent liquid: Researchers develop metafluid with programmable response

Researchers from the Harvard John A. Paulson School of Engineering and Applied Sciences (SEAS) have developed a programmable metafluid with tunable springiness, optical properties, viscosity and even the ability to transition ...

Molecular & Computational biology Mar 30, 2024

Food scientists show rice malt has potential to play a bigger role in beer

Rice is showing potential to play a more prominent role in beer brewing, and it helps that Arkansas produces a lot of it.

Nanomaterials Mar 4, 2024

Scientists shine new light on the future of nanoelectronic devices

Artificial intelligence (AI) has the potential to transform technologies as diverse as solar panels, in-body medical sensors and self-driving vehicles. But these applications are already pushing today's computers to their ...

Nanophysics Feb 9, 2024

Surprise physics in insulating material offer path for faster tech

Researchers led by Cornell have discovered an unusual phenomenon in a metal-insulating material, providing valuable insights for the design of materials with new properties by way of faster switching between states of matter.

Earth Sciences Jan 22, 2024

Congo's blackwater Ruki River is a major transporter of forest carbon, study shows

The Congo Basin of central Africa is well known for its network of rivers that drain a variety of landscapes, from dense tropical forests to more arid and wooded savannas. Among the Congo River's large tributaries, the Ruki ...

Optics & Photonics Jan 18, 2024

Engineers develop terahertz imaging system capable of capturing real-time, 3D multi-spectral images

Terahertz waves can penetrate opaque materials and provide unique spectral signatures of various chemicals, but their adoption for real-world applications has been limited by the slow speed, large size, high cost and complexity ...

Bio & Medicine Jan 11, 2024

Transparent brain implant can read deep neural activity from the surface

Researchers at the University of California San Diego have developed a neural implant that provides information about activity deep inside the brain while sitting on its surface. The implant is made up of a thin, transparent ...

General Physics Jan 8, 2024

Multi-point temperature measurements in packed beds using phosphor thermometry and ray tracing simulations

A team of researchers has proposed an indirect optical method for determining internal temperatures of opaque packed beds based on phosphor thermometry. This method enables simultaneous multi-point measurements using an image-based ...

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