Search results for thermal diffusivity

Astronomy Feb 8, 2024

Astronomers discover new supernova remnant

Astronomers from Curtin University in Australia and elsewhere report the detection of a new supernova remnant (SNR) located some 3,300 light years away. The newfound SNR, designated G321.3-3.9, has an elliptical shape and ...

Analytical Chemistry Jan 30, 2024

Unveiling the effect of Ti substitutions on the static oxidation behavior of (Hf,Ti)C at 2,500°C

Hf-based carbides are highly desirable candidates for thermal protection applications above 2,000°C due to their extremely high melting point and favorable mechanical properties. However, as a crucial indicator for composition ...

Optics & Photonics Jan 15, 2024

From disorder to design: Exploring electrical tuning of branched flow in liquid crystal films

A new study in Nature Communications investigates the electrical tuning of branched light flow in nematic liquid crystal (NLC) films, revealing controlled patterns and statistical characteristics with potential applications ...

Nanomaterials Dec 27, 2023

In quest to prevent debilitating traumatic brain injuries, new foam material rises to the top

From falls to football tackles, most blows to the head occur at odd angles. And those impacts trigger simultaneous linear and rotational head motions. The rotating movement in particular causes shear strain, which is especially ...

Polymers Dec 18, 2023

A novel sandwich-structured composite from biopolymers for building envelope applications

A new sandwich-structured composite has been developed from the surface layers of polyhydroxyalkanoate (PHA) and the interlayer of polylactic acid and cellulose microfibers. The biodegradable cellulose microfibers can be ...

Planetary Sciences Nov 30, 2023

Zhurong rover detects mysterious polygons beneath the surface of Mars

China's Zhurong rover was equipped with a ground-penetrating radar system, allowing it to peer beneath Mars's surface. Researchers have announced new results from the scans of Zhurong's landing site in Utopia Planitia, saying ...

Nanophysics Nov 27, 2023

Research advances magnetic graphene for low-power electronics

National University of Singapore (NUS) physicists have developed a concept to induce and directly quantify spin splitting in two-dimensional materials. By using this concept, they have experimentally achieved large tunability ...

Bio & Medicine Nov 27, 2023

CRISPR-powered optothermal nanotweezers

Optothermal nanotweezers are an innovative optical design method that has revolutionized classical optical techniques to capture a broad range of nanoparticles. While the optothermal temperature field can be employed for ...

Earth Sciences Nov 13, 2023

Plant health as a new effective monitoring system for volcanic activity

Plants have a symbiotic relationship with their surrounding environment, being a vital indicator of the overall health of the landscape, as well as significant changes within it. One such driver of plant response is gas emissions, ...

Optics & Photonics Oct 13, 2023

Improving luminescence efficiency and thermal stability of NIR-emitting phosphors

Near-infrared (NIR)-emitting phosphor-converted light-emitting diodes (pc-LEDs) have attracted attention in emerging technology fields such as night-vision and bio-imaging. Currently, the development of NIR-emitting pc-LEDs ...

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