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World’s highest-performance superconducting wire segment fabricated at UB

Researchers at the University of Buffalo have successfully fabricated the world's highest-performing high-temperature superconducting (HTS) wire segment, achieving critical current density and pinning force values previously unseen. The breakthrough could significantly improve the price-performance metric for commercial coated conducto...

SourceUniversity at Buffalo·JournalNature Communications·TypeExperimental study·DateAug 7, 2024

Revolutionizing memory technology: multiferroic nanodots for low-power magnetic storage

Researchers developed nanodots with single ferroelectric and ferromagnetic domains using multiferroic material BFCO, enabling energy-efficient writing and reading operations. The smaller nanodot showed a single-domain structure, while the larger one exhibited multi-domain vortex structures, demonstrating strong magnetoelectric coupling.

SourceTokyo Institute of Technology·JournalACS Applied Materials & Interfaces·TypeExperimental study·DateApr 26, 2024

Solar hydrogen: Better photoelectrodes through flash heating

Scientists have created new photoelectrode materials with improved performance by rapidly heating metal-oxide thin films to high temperatures without damaging the underlying glass substrate. This breakthrough increases the efficiency of solar water splitting and has potential applications for producing 'green' hydrogen and quantum dots.

SourceHelmholtz-Zentrum Berlin für Materialien und Energie·JournalACS Energy Letters·TypeExperimental study·DateApr 4, 2022

Ultrathin quantum dot LED that can be folded freely as paper

Researchers at the Institute for Basic Science have developed a foldable quantum dot LED that can be transformed into various complex 3D structures, such as butterflies and pyramids. The technology employs selective laser-etching to create precise curvature lines, allowing for stable light-emitting performance even after repeated folding.

SourceInstitute for Basic Science·JournalNature Electronics·TypeExperimental study·DateSep 27, 2021

Scanning the surface of lithium titanate

A team of researchers has visualized the previously unexplored surface of lithium titanate, a rare spinel oxide superconductor with high superconducting transition temperature. Their study provides new directions for interface research, including understanding electrode surfaces and mechanisms behind lithium-ion battery operations.

SourceTohoku University·JournalNature Communications·DateJul 4, 2017

Researchers integrate diamond/boron nitride crystalline layers for high-power devices

Researchers at North Carolina State University have developed a new technique to deposit diamond on the surface of cubic boron nitride, creating a single crystalline structure. This integration enables the creation of high-power devices and addresses material limitations such as oxidation and compatibility issues with steel tools.

SourceNorth Carolina State University·JournalJournal of Applied Physics·DateMay 10, 2016

New way to make nanoscale circuits is discovered

Cornell University researchers have discovered a method to precisely control the electronic properties of complex oxide materials at the atomic level, replacing silicon insulators. The technique involves removing oxygen atoms from thin films to create vacancies, which act as electron-donating dopants and can be controlled with high pre...

SourceCornell University·JournalNature·DateAug 23, 2004