Search results for infrared

Condensed Matter Apr 22, 2024

New 2D material manipulates light with remarkable precision and minimal loss

Responding to the increasing demand for efficient, tunable optical materials capable of precise light modulation to create greater bandwidth in communication networks and advanced optical systems, a team of researchers at ...

Environment Apr 22, 2024

Don't blame Dubai's freak rain on cloud seeding—the storm was far too big to be human-made

Some years ago, I found myself making my way up the narrow stairs of a Learjet on a sultry runway in a deserted airport near the South Africa-Mozambique border. The humidity was there to taste—the air thick with it.

Astronomy Jul 28, 2022

Infrared spectra of highly positively charged C60 fullerenes and their relevance to unidentified infrared emission

Is there now at long last some plausible theoretical basis for the molecular origins and carriers of at least some of the most prominent unidentified infrared emission (UIE) bands that have mystified astronomers for decades?

Space Exploration Jul 7, 2016

Space Based Infrared System (SBIRS) to supply infrared data for developers

For the first time, infrared data from the Lockheed Martin-built Space Based Infrared System (SBIRS) will be made available for new military and civilian uses at the Air Force's recently opened data utilization lab in Boulder, ...

Optics & Photonics May 23, 2012

Sensing the infrared: Researchers improve infrared detectors using single-walled carbon nanotubes

(Phys.org) -- Whether used in telescopes or optoelectronic communications, infrared detectors must be continuously cooled to avoid being overwhelmed by stray thermal radiation. Now, a team of researchers from Peking University, ...

Analytical Chemistry Apr 17, 2024

Highly efficient and stable near-infrared phosphor for night vision and bio-imaging

Near-infrared (NIR) light source, characterized by non-destructive and rapid detection, has a wide range of applications in diverse fields including food testing, safety, sensing, agricultural production and biomedicine. ...

Optics & Photonics Apr 17, 2024

Improved mid-infrared nanoscopy enables 30 times clearer view of the insides of bacteria

A team at the University of Tokyo have constructed an improved mid-infrared microscope, enabling them to see the structures inside living bacteria at the nanometer scale. Mid-infrared microscopy is typically limited by its ...

Analytical Chemistry Mar 7, 2024

Novel method improves Fourier transform infrared spectroscopy detection of ultra-low concentration trace substances

Recently, a research team led by Prof. Gao Minguang and Associate Prof. Li Xiangxian from Hefei Institutes of Physical Science (HFIPS), Chinese Academy of Sciences (CAS) has developed a spectral resolution enhancement method ...

Nanophysics Mar 4, 2024

Micro mirage: Researchers fabricate the world's smallest QR code using infrared information carrier

Credit cards embedded chips, national mints printed watermarks, and high-profile locations installed retina scanners all for the same reason—to protect information. As attackers grow smarter, so must defense.

Nanophysics Feb 27, 2024

Nanocrystals set new hydrogen production activity record under visible and near-infrared irradiation

The sunlight received by Earth is a mixed bag of wavelengths ranging from ultraviolet to visible to infrared. Each wavelength carries inherent energy that, if effectively harnessed, holds great potential to facilitate solar ...

page 22 from 40