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Analytical Chemistry Apr 10, 2024

New spectrometer helps identify alternative catalyst materials for affordable hydrogen fuel cells

Fuel cells are quickly becoming a viable, clean energy alternative to commonly used fossil fuels, such as gasoline, coal, and oil. Fossil fuels are non-renewable energy resources that release carbon dioxide into the atmosphere.

Archaeology Mar 28, 2024

A eucharist of sourdough or wafer? What a thousand-year-old religious quarrel tells us about fermentation

A nasty quarrel arose in the 11th century over what kind of bread should be used in holy communion.

Optics & Photonics Mar 28, 2024

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 ...

Condensed Matter Mar 26, 2024

Physicists demonstrate parity anomaly in a topological insulator

Experimental and theoretical physicists from the Würzburg Institute for Topological Insulators have observed a re-entrant quantum Hall effect in a mercury telluride device and have identified it as a signature of parity ...

Optics & Photonics Mar 19, 2024

A method to accurately center quantum dots within photonic chips

Devices that capture the brilliant light from millions of quantum dots, including chip-scale lasers and optical amplifiers, have made the transition from laboratory experiments to commercial products. But newer types of quantum-dot ...

Optics & Photonics Mar 15, 2024

Ultra-flat optics for broadband thermal imaging

Long-wavelength infrared (LWIR) imaging holds critical significance across many applications, from consumer electronics to defense and national security. It finds applications in night vision, remote sensing, and long-range ...

Optics & Photonics Mar 12, 2024

Team achieves successful mass production of metalenses designed for application in the ultraviolet region

Ultraviolet rays find diverse applications in medical and health care, serving purposes such as disinfection, sterilization, and therapy. They are also used in the semiconductor industry for creating microcircuits and patterns.

Nanomaterials Mar 2, 2024

Faster charging with diamonds

Diamond is known for its outstanding thermal conductivity. This makes the material ideal for cooling electronic components with high power densities, such as those used in processors, semiconductor lasers or electric vehicles.

Condensed Matter Feb 28, 2024

Researchers discover tunable room-temperature nonlinear Hall effect in bismuth thin films

A research team from the Helmholtz-Zentrum Dresden-Rossendorf (HZDR) and the University of Salerno in Italy has discovered that thin films of elemental bismuth exhibit the so-called non-linear Hall effect, which could be ...

Plasma Physics Feb 21, 2024

Plasma scientists develop computer programs that could reduce the cost of microchips, stimulate manufacturing

Fashioned from the same element found in sand and covered by intricate patterns, microchips power smartphones, augment appliances and aid the operation of cars and airplanes.

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