Search results for AFM

Nanomaterials May 23, 2024

Researchers develop a novel strategy for growing two-dimensional transition metal dichalcogenides

National University of Singapore (NUS) researchers have developed a novel phase-selective in-plane heteroepitaxial strategy for growing two-dimensional transition metal dichalcogenides (2D TMDs). This approach provides a ...

Condensed Matter May 15, 2024

Researchers make a surprising discovery: Magnetism in a common material for microelectronics

Nickel monosilicide (NiSi) is widely used to connect transistors in semiconductor circuits. Earlier theoretical calculations had incorrectly predicted that NiSi was not magnetic. As a result, researchers had never fully explored ...

Bio & Medicine May 10, 2024

High-speed atomic force microscopy helps explain role played by certain biomolecules in DNA wrapping dynamics

In plants and animals, the basic packaging units of DNA, which carry genetic information, are the so-called nucleosomes. A nucleosome consists of a segment of DNA wound around eight proteins known as histones.

Molecular & Computational biology Apr 17, 2024

A powerful technique for tracking a protein's fleeting shape changes

Researchers at Weill Cornell Medicine have developed a powerful, new technique to generate "movies" of changing protein structures and speeds of up to 50 frames per second.

Condensed Matter Apr 9, 2024

Researchers develop mechanism of electrical 180° switching of Néel vector in spin-splitting antiferromagnet

A research team led by The Hong Kong University of Science and Technology (HKUST) and Tsinghua University has theoretically proposed a new mechanism of electrical 180° switching of Néel vector and experimentally realized ...

Analytical Chemistry Apr 8, 2024

On-surface synthesis of carbyne: An sp-hybridized linear carbon allotrope

In a study led by Prof. Wei Xu (Interdisciplinary Materials Research Center, School of Materials Science and Engineering, Tongji University) and published in the journal National Science Review, a research team achieved the ...

Cell & Microbiology Apr 2, 2024

Novel method uses nanomechanics and machine learning for rapid bacterial viability detection

Prof. Guo Shifeng's team at the Shenzhen Institute of Advanced Technology (SIAT) of the Chinese Academy of Sciences has proposed a novel method that fills the gap between physical measurement and artificial intelligence in ...

Archaeology Mar 28, 2024

DNA study IDs descendants of George Washington from unmarked remains

New DNA sequencing technologies have identified the historical remains of George Washington's grandnephews, Samuel Walter Washington and George Steptoe Washington Jr., and their mother, Lucy Payne Washington, from unmarked, ...

Nanomaterials Mar 11, 2024

Combined microscopy technique observes nanoscale behavior of light-driven polymers

Expanding our scientific understanding often comes down to getting as close a look as possible at what is happening. Now researchers from Japan have observed the nanoscale behavior of azo-polymer films while triggering them ...

Nanomaterials Feb 28, 2024

AI technique 'decodes' microscope images, overcoming fundamental limit

Atomic force microscopy, or AFM, is a widely used technique that can quantitatively map material surfaces in three dimensions, but its accuracy is limited by the size of the microscope's probe. A new AI technique overcomes ...

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