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Archive for the ‘materials’ category: Page 45

Apr 11, 2024

New 3D-printing method makes printing objects more affordable and eco-friendly

Posted by in categories: 3D printing, materials

University of Florida engineers have developed a method for 3D printing called vapor-induced phase-separation 3D printing, or VIPS-3DP, to create single-material as well as multi-material objects. The discovery has the potential to advance the world of additive manufacturing.

Apr 10, 2024

An optoelectronic synapse based on α-In2Se3 with controllable temporal dynamics for multimode and multiscale reservoir computing

Posted by in categories: computing, materials

A reservoir computing system for multimode and multiscale signal processing can be created using optoelectronic synapses that are based on α-In2Se3 and exploit the tightly coupled ferroelectric and optoelectronic properties of the material.

Apr 10, 2024

Tesla’s Prefabricated Supercharger Units Can Go Online Four Days After Being Delivered

Posted by in categories: materials, transportation

Tesla has been building Prefabricated Supercharger Units (PSUs) for at least a year at its Giga New York facility, and now the company released a video claiming it can deploy the pre-built EV fast chargers in just four days after getting them delivered to the installation site.

The company’s PSUs have up to four Supercharger stalls installed on a concrete base, with all the wiring in place and everything ready to be hooked up to the utilities. Up to three units–that’s 12 stalls in total–can be loaded onto the back of a truck with a crane and delivered to a new Supercharger location in the United States.

Apr 8, 2024

World’s first carbon-absorbing concrete used to make a house in Japan

Posted by in categories: habitats, materials

The house in Japan, designed by Japanese studio Nendo, has block walls made from the world’s first CO2-absorbing concrete.

Apr 8, 2024

Magnetic levitation: New material offers potential for unlocking gravity-free technology

Posted by in categories: materials, quantum physics

Researchers at the Quantum Machines Unit at the Okinawa Institute of Science and Technology (OIST) are studying levitating materials—substances that can remain suspended in a stable position without any physical contact or mechanical support.

Apr 8, 2024

The spontaneous emergence of 1D superconducting stripes at a 2D interface in an oxide heterostructure

Posted by in category: materials

“Our research is inspired by the idea that unconventional superconductivity usually emerges in proximity to magnetism,” Xiang said. “In particular, for copper-based and iron-based , many of the proposed superconducting pairing mechanisms are closely connected to magnetism; moreover, the interplay between magnetism and superconductivity may give birth to more peculiar phases of matter, including the pair-density-wave (PDW) order with a spatially oscillating superconducting order parameter and finite-momentum pairing which has been an intense focus of research recently.”

The EuO/KTO heterostructure examined by Xiang and his colleagues exhibits a strong ferromagnetic proximity effect elicited by the EuO overlayer. This effect makes it an ideal platform to study unconventional superconductivity.

“The first report on the superconductivity at the EuO/KTO interface was published in 2021, focusing on the KTO (111) interface,” Xiang said. “We have since worked on the EuO/KTO (110) interface (considering its improved interface quality), at which we revealed the emergence of two-dimensional superconductivity in a previous paper.”

Apr 7, 2024

“Iron Man” material made from DNA and glass is 4x stronger than steel

Posted by in categories: biotech/medical, materials

Using only DNA and glass, researchers made a material four times stronger and five times lighter than steel. It was inspired by Iron Man.

Apr 7, 2024

Researchers publish first-of-its-kind database for uranium minerals

Posted by in categories: chemistry, materials

Nuclear nonproliferation scientists at the Department of Energy’s Oak Ridge National Laboratory have published the Compendium of Uranium Raman and Infrared Experimental Spectra, or CURIES, a public database and analysis of structure-spectral relationships for uranium minerals. This first-of-its-kind dataset and corresponding analysis fill a key gap in the existing body of knowledge for mineralogists and actinide scientists.

Laser based vibrational spectroscopy methods such as Raman and IR are frequently employed by nonproliferation materials scientists because they are rapid, nominally non-destructive, and can give direct insight to what a material contains. Where spectral assignments may be difficult, the CURIES database uses structural information, subject matter expertise and statistical analysis to determine key features of Raman spectra based on their structural origins.

“When I was in grad school studying uranium mineralogy, there was no single repository to look up a feature of a sample and compare it for identification,” said ORNL’s Tyler Spano, lead author on the CURIES article in American Minerologist. “What we did was bring together data from many different sources including structural information and spectroscopy to understand spectral features and similarities as they relate to chemical, structural and other properties.” The ORNL team hopes that CURIES will support researchers who are looking for new relationships among various types of uranium materials and foster development of rapid characterization and analysis of spectra collected on new materials.

Apr 7, 2024

2D magnets could pave the way for green computing

Posted by in categories: computing, materials

A team of MIT researchers has addressed significant barriers to the practical application of 2D magnetic materials. This innovation will enable the development of the next generation of energy-efficient computers.

The team achieved a notable breakthrough by developing a “van der Waals atomically layered heterostructure” device. The device connects two 2D materials: tungsten ditelluride and iron gallium telluride, a 2D van der Waals magnet.

Apr 6, 2024

UE5-Made 3D Spruce Forest Scene With Next-Level Realism

Posted by in category: materials

MAWI United, a studio specializing in creating lifelike 3D environments, has once again pushed photorealism to the next level by presenting Dead Spruce Forest Tree Biome, a new procedural environment asset pack that lets you create AAA-quality forests in Unreal Engine 5.

Featuring over 200 photogrammetry-made plant, debris, and tree assets, as well as full Nanite support, the pack has everything you need to build next-level environments for your games and projects. As usual, MAWI’s latest creation comes with tools for procedural forest generation and interactive foliage and an advanced ground material with five different surface types (forest, meadow, wetland, stones, dirt) that automatically generates all the small ground cover and foliage.

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