Search results for infrared

Condensed Matter Dec 12, 2023

Researcher discovers new technique for photon detection

University of Central Florida researcher Debashis Chanda, a professor at the NanoScience Technology Center, has developed a new technique to detect photons—elementary particles that span from visible light to radio frequencies ...

Optics & Photonics Dec 6, 2023

Researchers create first supermirrors in mid-infrared range

An international team of researchers from Austria, the United States and Switzerland have created the first supermirrors in the mid-infrared range. These mirrors are a key technology for many applications, such as optical ...

Astronomy Dec 1, 2023

Ghostlike dusty galaxy reappears in James Webb Space Telescope image

It first appeared as a glowing blob from ground-based telescopes and then vanished completely in images from the Hubble Space Telescope. Now, the ghostly object has reappeared as a faint, yet distinct galaxy in an image from ...

Optics & Photonics Nov 30, 2023

Researchers extend non-line-of-sight imaging towards longer wavelengths

Emerging technologies for non-line-of-sight imaging can detect objects even if they are around a corner or behind a wall. In new work, researchers use a new type of detector to extend this method from visible light into near ...

Nanomaterials Nov 28, 2023

Biomimetic crystallization for long-pursued –COOH-functionalized gold nanocluster with near-infrared phosphorescence

Recently, Professor Di Sun's group at Shandong University extended the salting-out method (commonly used to crystallize biological macromolecules, proteins, and DNA) to crystallize –COOH-functionalized AuNCs and obtained ...

Analytical Chemistry Nov 15, 2023

Research team develops antiaromatic molecules that exhibit absorption and fluorescence bands in near-infrared region

A research group led by Associate Professor Masahito Murai of the Graduate School of Science and Professor Shigehiro Yamaguchi of the Functional Organic Materials Laboratory has successfully developed antiaromatic molecules ...

Optics & Photonics Nov 6, 2023

Harmful gases could be detected on-the-spot with new way to generate powerful lasers

Scientists led by Nanyang Technological University, Singapore (NTU Singapore) have developed a novel method to produce intense and ultra-fast lasers that holds promise for making precise devices that can speed up how quickly ...

Optics & Photonics Oct 30, 2023

High-performance MoS₂-based infrared photodetector induced by the photogating effect

Recently, Professor Qi Weihong of Northwestern Polytechnical University and Academician Liu Weimin of Lanzhou Institute of Chemical Physics, Chinese Academy of Sciences, found that nickel nanoparticle-modified defective molybdenum ...

Astronomy Oct 26, 2023

After DART smashed into Dimorphous, what happened to the larger asteroid Didymos?

NASA's DART mission (Double Asteroid Redirection Test) slammed into asteroid Dimorphos in September 2022, changing its orbital period. Ground and space-based telescopes turned to watch the event unfold, not only to study ...

Optics & Photonics Oct 18, 2023

Widely tunable and high resolution mid-infrared laser based on optical parametric oscillator

A widely tunable and high resolution mid-infrared radiation source operating in the 3–5 µm region has been applied to numerous frontier applications, including remote sensing, molecular spectroscopy, and atmosphere environmental ...

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