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Archive for the ‘materials’ category: Page 7

Jun 12, 2024

Marine fungus can break down floating plastic pollution

Posted by in category: materials

The plastic-digesting capabilities of the fungus Parengyodontium album could be harnessed to degrade polyethylene, the most abundant type of plastic in the ocean.

By Adrian Barnett

Jun 11, 2024

Researchers develop a roadmap for the development of information technology based on 2D materials

Posted by in category: materials

In a significant stride forward for the semiconductor industry, a new review paper from the “Shuang-Qing Forum” offers a comprehensive overview of the advancements and strategic roadmap for two-dimensional (2D) materials.

Jun 11, 2024

From seashells to cement, nature inspires tougher building material

Posted by in category: materials

Inspired by the material that makes up oyster and abalone shells, engineers at Princeton have created a new cement composite that is 17 times more crack-resistant than standard cement and 19 times more able to stretch and deform without breaking. The findings could eventually help increase the crack resistance of a wide range of brittle ceramic materials, from concrete to porcelain.

Jun 11, 2024

Four-legged, dog-like robot ‘sniffs’ hazardous gases in inaccessible environments

Posted by in categories: materials, robotics/AI

Nightmare material or truly man’s best friend? A team of researchers equipped a dog-like quadruped robot with a mechanized arm that takes air samples from potentially treacherous situations, such as an abandoned building or fire. The robot dog walks samples to a person who screens them for potentially hazardous compounds, says the team that published its study in Analytical Chemistry. While the system needs further refinement, demonstrations show its potential value in dangerous conditions.

Jun 10, 2024

New material records mechanical stress through luminescence

Posted by in categories: innovation, materials

Identifying crumbling infrastructure is sometimes as difficult as rectifying it. Yet, this process has been made easier thanks to an innovative new material developed by Tohoku University researchers. Details of the findings were published in the journal Applied Physics Letters on April 25, 2024.

Jun 9, 2024

Scientists find 16 “ultra-black” fish species that absorb 99.9% of light

Posted by in categories: materials, particle physics

A crested bigscaleCredit: Karen Osborn/Smithsonian

“But what isn’t absorbed side-scatters into the layer, and it’s absorbed by the neighboring pigments that are all packed right up close to it,” Osborn told Wired. “And so what they’ve done is create this super-efficient, very-little-material system where they can basically build a light trap with just the pigment particles and nothing else.”

The result? Strange and terrifying deep-sea species, like the crested bigscale, fangtooth, and Pacific blackdragon, all of which appear in the deep sea as barely more than faint silhouettes.

Jun 9, 2024

Spin Secrets Unlocked: New Milestone in Spintronics Could Revolutionize Electronics

Posted by in categories: materials, particle physics

Recent advancements in spintronics have enabled better prediction and control of spin currents by studying the magnetic properties and temperature effects on materials.

Spintronics is attracting significant interest as a promising alternative to conventional electronics, offering potential benefits such as lower power consumption, faster operation, non-volatility, and the possibility of introducing new functionalities.

Spintronics exploits the intrinsic spin of electrons, and fundamental to the field is controlling the flows of the spin degree of freedom, i.e., spin currents. Scientists are constantly looking at ways to create, remove, and control them for future applications.

Jun 9, 2024

Surface Bubbles Could Have Evolved into Earth’s First Cells

Posted by in categories: energy, materials

(Inside Science) – Primitive “protocells” like those that evolved into the first living cells can form in bubbles on mineral surfaces that were plentiful on the early Earth, according to new research.

The researchers created artificial protocells that they believe may be similar to the protocells that may have formed on Earth about 3.8 billion years ago. The artificial protocells can absorb other small molecules by forming a barrier membrane around them — behavior that is strikingly like that of modern living cells when they absorb cellular fuel and other essential materials while blocking off harmful substances.

And the artificial protocells also exhibit a primitive form of “division,” where the outer membrane of a protocell ruptures and leaves behind several “daughter” protocells with the same capabilities.

Jun 8, 2024

Super Strong Permanent Magnets With Iron-Based Superconductor Made Using AI Show Potential for Future of Electrified Transport

Posted by in categories: materials, robotics/AI

Using artificial intelligence, scientists created the strongest iron-based superconducting magnet in the world. Read the article to learn more.

Jun 5, 2024

Study uncovers a quantum acoustical Drude peak shift in strange metals

Posted by in categories: materials, quantum physics

Researchers at Harvard University, Sabanci University, and Peking University recently gathered findings that could shed light on the origin of the high-temperature absorption peaks observed in strange metals, a class of materials exhibiting unusual electronic properties that do not conform to the conventional theory of metals.

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