Search results for infrared

Optics & Photonics May 9, 2023

Polychromatic full-polarization control in mid-infrared light

Mid-wavelength infrared (MWIR) as one of the most important transparent atmosphere windows is less sensitive to interference from the background emission of the sun, providing a high-transmission zone for the finger-print ...

Astronomy May 3, 2023

Astronomers witness star devouring a planet: Possible preview of the ultimate fate of Earth

By studying countless stars at various stages of their evolution, astronomers have been able to piece together an understanding of the life cycle of stars and how they interact with their surrounding planetary systems as ...

Astronomy Apr 20, 2023

Making better measurements of the composition of galaxies

A study using data from telescopes on Earth and in the sky resolves a problem plaguing astronomers working in the infrared, and could help make better observations of the composition of the universe with the James Webb Space ...

Archaeology Apr 11, 2023

Making the 'invisible' visible: New technique analyzing archaeological bones

An innovative method developed by an Italian team is emerging that will revolutionize the field of archaeology and radiocarbon dating and protect our cultural heritage. The researchers have used it with surprising results ...

Nanophysics Mar 30, 2023

Thermal paint: MXene spray coating can harness infrared radiation for heating or cooling

An international team of researchers, led by Drexel University, has found that a thin coating of MXene—a type of two-dimensional nanomaterial discovered and studied at Drexel for more than a decade—could enhance a material's ...

Astronomy Mar 27, 2023

How Webb's coronagraphs reveal exoplanets in the infrared

NASA's James Webb Space Telescope has many different observing modes to study planets orbiting other stars, known as exoplanets. One way in particular is that Webb can directly detect some of these planets. Directly detecting ...

Analytical Chemistry Mar 6, 2023

Highly efficient, near-infrared-featured CO2 reduction by surface plasmon

To synthesize hydrocarbons via sunlight, CO2 and water is commonly seen in the nature, especially in the plant kingdom, but it remains an inviting challenging in science amidst growing interest in pursuing new and clean energy. ...

Polymers Feb 20, 2023

Designing advanced 'BTS' materials for temperature and long-wave infrared sensing

Materials scientists are often inspired by nature and therefore use biological compounds as cues to design advanced materials. It is possible to mimic the molecular structure and functional motifs in artificial materials ...

Astronomy Feb 17, 2023

New type of bolometer detector for far-infrared telescopes

To study how stars and planets are born we have to look at star cradles hidden in cool clouds of dust. Far-infrared telescopes are able to pierce through those clouds. Conventionally, niobium nitride bolometers are used as ...

Astronomy Feb 16, 2023

Indian astronomers inspect open cluster Teutsch 76 in detail

Using the 3.6m Devasthal Optical Telescope (DOT), Indian astronomers have performed detailed deep near-infrared observations of a Galactic open cluster known as Teutsch 76. Results of the observational campaign, published ...

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