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Search results for van der Waals materials

Nanomaterials Dec 9, 2024

New foam filter achieves high microplastic removal rates in initial testing

Wuhan University-led research is reporting the development of a revivable self-assembled supramolecular biomass fibrous framework (a novel foam filter) that efficiently removes microplastics from complex aquatic environments.

Nanophysics Dec 3, 2024

New method realize ohmic contacts in n-type MoSâ‚‚ transistors at cryogenic temperatures

Semiconducting transition metal dichalcogenides (TMDs) are a class of layered materials exhibiting unique optoelectronic properties that could be leveraged to develop transistors, sensors and other nanoelectronics. Despite ...

Bio & Medicine Nov 27, 2024

Chemists develop graphene-based biosensor, paving the way for advanced diagnostics

Two-dimensional materials such as graphene are not only ultrathin, but also extremely sensitive. Researchers have therefore been trying for years to develop highly sensitive biosensors that utilize their properties.

Condensed Matter Nov 20, 2024

2D graphene spin valve leverages van der Waals magnet proximity for efficient spintronics

Graphene, particularly in its purest form, has long been considered a promising material for developing spintronic devices. These devices leverage the intrinsic angular momentum (i.e., spin), as opposed to the charge, of ...

Condensed Matter Nov 6, 2024

Controlling skyrmions at room-temperature in 2D topological spin structure technology

The Korea Research Institute of Standards and Science (KRISS) has, for the first time in the world, generated and controlled skyrmions at room temperature in two-dimensional (2D) materials. This achievement reduces power ...

Nanomaterials Oct 30, 2024

Nanofibrils study successfully measures strength of spider web 'super fibers'

How small is "small?" Spider silk nanofibrils are just a few molecular layers thick, equivalent to approximately one ten-thousandth the diameter of a human hair. They're invisible to the naked eye and cannot be seen under ...

Nanomaterials Oct 22, 2024

Specially designed transistors allow researchers to 'hear' defects in a promising nanomaterial

An international research team led by NYU Tandon School of Engineering and KAIST (Korea Advanced Institute of Science and Technology) has pioneered a new technique to identify and characterize atomic-scale defects in hexagonal ...

Condensed Matter Oct 15, 2024

Researchers unveil pressure-tuned superconductivity in natural bulk heterostructure 6R-TaSâ‚‚

By combining comprehensive high-pressure measurements and first-principles calculations, a research group has discovered the pressure-induced unusual evolution of superconductivity (SC) and exotic interplay between SC and ...

Optics & Photonics Oct 14, 2024

Quantum computing and photonics discovery potentially shrinks critical parts by 1,000 times

Researchers have made a discovery that could make quantum computing more compact, potentially shrinking essential components 1,000 times while also requiring less equipment. The research is published in Nature Photonics.

Condensed Matter Sep 10, 2024

Strong magnetic second harmonic generation effect discovered in two-dimensional CrPSâ‚„ monolayer

A research team led by Professor Sheng Zhigao at the Hefei Institutes of Âé¶¹ÒùÔºical Science of the Chinese Academy of Sciences has, for the first time, observed the strong nonlinear magnetic second harmonic generation (MSHG) ...

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