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Optics & Photonics 3 hours ago

Optical barcodes expand range of high-resolution sensor

The same geometric quirk that lets visitors murmur messages around the circular dome of the whispering gallery at St. Paul's Cathedral in London or across St. Louis Union Station's whispering arch also enables the construction ...

Nanophysics 5 hours ago

Enhancing memory technology: Multiferroic nanodots for low-power magnetic storage

Traditional memory devices are volatile and the current non-volatile ones rely on either ferromagnetic or ferroelectric materials for data storage. In ferromagnetic devices, data is written or stored by aligning magnetic ...

Astronomy 5 hours ago

Researchers advance detection of gravitational waves to study collisions of neutron stars and black holes

Researchers at the University of Minnesota Twin Cities College of Science and Engineering co-led a new study by an international team that will improve the detection of gravitational waves—ripples in space and time.

Biochemistry 13 hours ago

More efficient molecular motor widens potential applications

Light-driven molecular motors were first developed nearly 25 years ago at the University of Groningen, the Netherlands. This resulted in a shared Nobel Prize for Chemistry for Professor Ben Feringa in 2016. However, making ...

Space Exploration Apr 25, 2024

NASA's Deep Space Optical Communications demonstration transmits data over 140 million miles

Riding aboard NASA's Psyche spacecraft, the agency's Deep Space Optical Communications technology demonstration continues to break records. While the asteroid-bound spacecraft doesn't rely on optical communications to send ...

Biochemistry Apr 25, 2024

Exploring gel formation mechanisms and the role of lactic acid bacteria in fermented sausage

A research team has reviewed the process of gel formation in fermented sausages, emphasizing the crucial role of myofibrillar proteins and the influence of lactic acid bacteria, temperature, and processing methods on gel ...

Optics & Photonics Apr 25, 2024

Airborne single-photon lidar system achieves high-resolution 3D imaging

Researchers have developed a compact and lightweight single-photon airborne lidar system that can acquire high-resolution 3D images with a low-power laser. This advance could make single-photon lidar practical for air and ...

Optics & Photonics Apr 24, 2024

A molecular fingerprint beyond the Nyquist frequency

Ultrashort pulses play a significant role in spectroscopic applications. Their broad spectral bandwidth enables simultaneous characterization of the sample at various frequencies, eliminating the need for repeated measurements ...

Ecology Apr 24, 2024

Laser technology offers breakthrough in detecting illegal ivory

A new way of quickly distinguishing between illegal elephant ivory and legal mammoth tusk ivory could prove critical to fighting the illegal ivory trade. A laser-based approach developed by scientists at the Universities ...

Earth Sciences Apr 24, 2024

Scientists demonstrate high-resolution lidar sees birth zone of cloud droplets, a first-ever remote observation

A team led by atmospheric scientists at the U.S. Department of Energy's Brookhaven National Laboratory has demonstrated the first-ever remote observations of the fine-scale structure at the base of clouds. The results, just ...

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