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Archive for the ‘materials’ category: Page 80

Jul 31, 2023

Meet the Autonomous Lab of the Future

Posted by in categories: materials, robotics/AI

To accelerate development of useful new materials, researchers are building a new kind of automated lab that uses robots guided by artificial intelligence.

“Our vision is using AI to discover the materials of the future,” said Yan Zeng, a staff scientist leading the A-Lab at the Department of Energy’s Lawrence Berkeley National Laboratory (Berkeley Lab). The “A” in A-Lab is deliberately ambiguous, standing for artificial intelligence (AI), automated, accelerated, and abstracted, among others.

Scientists have computationally predicted hundreds of thousands of novel materials that could be promising for new technologies – but testing to see whether any of those materials can be made in reality is a slow process. Enter A-Lab, which can process 50 to 100 times as many samples as a human every day and use AI to quickly pursue promising finds.

Jul 30, 2023

Infineon Is Using Circuit Boards That Can Be Recycled Using Hot Water

Posted by in category: materials

Germany’s largest semiconductor manufacturer, Infineon Technologies, is using printed circuit boards (PCB) that can easily be recycled by immersing them in hot water.

Infineon is experimenting with a biodegradeable PCB developed by UK start-up Jiva Materials. It’s called Soluboard and is manufactured from natural fibers, a number of other biodegradeable ingredients, and a halogen-free polymer. The finished board is as flame retardant as other PCB substrates on the market today.

When Soluboard is immersed in warm water the polymer dissolves and the layers of the composite material delaminate, which allows the fibers to be composted and the “remaining solution” can be safely disposed of just like waste water. The additional benefit of these PCBs is the way in which they breakdown (see the image below), allowing 90% of the components attached to a board to be reclaimed and then either reused or recycled.

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Jul 29, 2023

Wood-munching fungi can break down common type of plastic

Posted by in category: materials

Fungi isolated from rotting hardwood trees can break down sheets of low-density polyethylene, one of the most abundant plastics on Earth.

By Chen Ly

Jul 28, 2023

TSMC inaugurates Global R&D Center to explore new materials and transistor architecture research

Posted by in categories: computing, materials

TSMC inaugurates its Global Research and Development Center, a building it proclaimed as the ‘Bell Labs in Taiwan’ in Hsinchu on July 28. The building will house more than 7,000 R&D talents of the company to develop cutting-edge 2 nm, 1.4 nm, and even more advanced semiconductor technologies in new materials and transister architectures.

Jul 28, 2023

Scientists might have made the ‘biggest physics discovery of a lifetime’ — or not

Posted by in categories: materials, physics

Scientists have claimed to make a breakthrough that would be “one of the holy grails of modern physics” – but experts have urged caution about the results.

In recent days, many commentators have become excited by two papers that claim to document the production of a new superconductor that works at room temperature and ambient pressure. Scientists in Korea said they had synthesised a new material called LK-99 that would represent one of the biggest physics breakthroughs of recent decades.

Superconductors are a special kind of material where electrical resistance vanishes, and which throw out magnetic fields. They are widely useful, including in the production of powerful magnets and in reducing the amount of energy lost as it moves through circuits.

Jul 28, 2023

Glass-coated DNA is 4x stronger but 5x less dense than steel

Posted by in categories: biotech/medical, materials

This is according to a report by the institution published on Tuesday.

The strongest material ever known

“For the given density, our material is the strongest known,” said Seok-Woo Lee, a materials scientist at UConn.

Jul 28, 2023

Scientists look with suspicion as another study claims room-temperature superconductor

Posted by in category: materials

YouTube.

But in a development that is creating a lot of buzz, and at the same time a bit of suspicion from the scientific community, a team of Korean researchers have claimed that they have created a superconductor capable of conducting electricity perfectly at room temperature and ambient pressure.

Jul 27, 2023

Look inside the world’s largest 3D-printed neighborhood in Texas

Posted by in categories: habitats, materials

The world’s largest community of 3D-printed homes is being built in Texas — and the neighborhood just unveiled its first completed house.

With walls “printed” using a concrete-based material, the single-story structure is the first of 100 such homes set to welcome residents starting September.

The community is part of a wider development in Georgetown, Texas called Wolf Ranch. It’s located about 30 miles north of Austin, the state capital, and is a collaboration between Texas construction firm ICON, homebuilding company Lennar and Danish architecture practice Bjarke Ingels Group (BIG).

Jul 27, 2023

Astronomers reveal new features of galactic black holes

Posted by in categories: cosmology, materials

Black holes are the most mysterious objects in the universe, with features that sound like they come straight from a sci-fi movie.

Stellar-mass with masses of roughly 10 suns, for example, reveal their existence by eating materials from their companion stars. And in some instances, accumulate at the center of some galaxies to form bright compact regions known as quasars with masses equal to millions to billions of our sun. A subset of accreting stellar-mass that can launch jets of highly magnetized plasma are called microquasars.

An international team of scientists, including UNLV astrophysicist Bing Zhang, reports in Nature on a dedicated observational campaign on the galactic microquasar dubbed GRS 1915+105. The team revealed features of a microquasar system that have never before been seen.

Jul 26, 2023

A nano switchable polar column system that allows high-density data storage

Posted by in categories: computing, materials

In today’s world of digital information, an enormous amount of data is exchanged and stored on a daily basis.

In the 1980s, IBM unveiled the first hard drive—which was the size of a refrigerator—that could store 1 GB of data, but now we have memory devices that have a thousand-fold greater data-storage capacity and can easily fit in the palm of our hand. If the current pace of increase in is any indication, we require yet newer data recording systems that are lighter, have low environmental impact, and, most importantly, have higher data storage density.

Recently, a new class of materials called axially polar-ferroelectric columnar liquid crystals (AP-FCLCs) has emerged as a candidate for future high-density memory storage materials. An AP-FCLC is a liquid crystal with a structure of parallel columns generated by , which have polarization along the column axis.

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