Search results for AFM

Condensed Matter Jun 20, 2023

Combining twistronics with spintronics could be the next giant leap in quantum electronics

Twistronics isn't a new dance move, exercise equipment, or new music fad. No, it's much cooler than any of that. It is an exciting new development in quantum physics and material science where van der Waals materials are ...

Optics & Photonics Jun 14, 2023

A novel technique to observe colloidal particle degradation in real time

In the early 2000s, scientists from the UK made a worrisome discovery that the oceans are teeming with small particles of plastic (less than one millimeter in length) due to the continuous degradation of plastic waste. These ...

Bio & Medicine May 16, 2023

High-speed atomic force microscopy reveals processes relevant to Alzheimer's disease

Researchers at Kanazawa University report in Nano Letters how high-speed atomic force microscopy leads to insights into processes relevant to Alzheimer's disease. Moreover, the technique is shown to be an excellent tool for ...

Biochemistry May 16, 2023

First experimental evidence showing correlation between molecular fluctuation and ligand binding

Researchers at Kanazawa University report in the Proceedings of the National Academy of Sciences high-speed atomic force microscopy experiments that show how ligands associated with stimulating and suppressing activation ...

Nanophysics May 15, 2023

Supercomputing simulations spot electron orbital signatures

No one will ever be able to see a purely mathematical construct such as a perfect sphere. But now, scientists using supercomputer simulations and atomic resolution microscopes have imaged the signatures of electron orbitals, ...

Cell & Microbiology May 9, 2023

How the ancient messengers cAMP and cGMP deliver their messages

Two highly similar molecules with essential but often contrasting signaling roles in most life forms exert their distinct effects through subtle differences in their bindings to their signaling partners, according to a new ...

Biotechnology Apr 28, 2023

Dynamic 3D structure extraction from HS-AFM images

Allowing the direct observation of biomolecules in dynamic action, high-speed AFM has opened a new avenue to dynamic structural biology. An enormous number of successful applications developed within the last 15 years provide ...

Cell & Microbiology Apr 27, 2023

Researchers describe a twisted cell–cell adhesion molecule complex structure

Our bodies comprise different tissues and organs, which are composed of many cells that must adhere to form functional higher order structures. This adherence is facilitated by specialized proteins called cell–cell adhesion ...

Nanophysics Apr 26, 2023

Unraveling the mechanism of green emission peaks in single polyfluorene chains

Molecular aggregates are clusters of small molecules held together by relatively weak forces believed to be originating from electronic interactions between the molecules. Owing to their exceptional photophysical properties, ...

Nanophysics Apr 6, 2023

Discovery of ferroelectricity in an elementary substance

National University of Singapore (NUS) physicists have discovered a novel form of ferroelectricity in a single-element bismuth monolayer that can produce regular and reversible dipole moments for future applications of non-volatile ...

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