Search results for AFM

Archaeology Apr 4, 2023

One of sunken warship Vasa's crewmen was a woman

When the human remains found on board the Swedish warship Vasa were investigated, it was initially determined that the skeleton designated "G" was a man. New research now shows that the skeleton is actually from a woman.

Bio & Medicine Mar 31, 2023

New type of friction discovered in ligand-protein systems

An interdisciplinary research team of the Institutes of Physical Chemistry and Physics of the University of Freiburg and the Max Planck Institute of Biophysics in Frankfurt-am-Main has discovered a new, direction-dependent ...

Bio & Medicine Mar 14, 2023

Detect, bind and cut: Biomolecular action at the nanoscale

Researchers at Kanazawa University report in ACS Nano how high-speed atomic force microscopy can be used to study the biomolecular mechanisms underlying gene editing.

Analytical Chemistry Mar 9, 2023

Electrocatalysis under the atomic force microscope

A further development in atomic force microscopy now makes it possible to simultaneously image the height profile of nanometer-fine structures as well as the electric current and the frictional force at solid-liquid interfaces. ...

Bio & Medicine Mar 6, 2023

Biomolecular sliding at the nanoscale

In organisms whose cells have a nucleus, like plants and animals, the basic packaging units of DNA are the so-called nucleosomes. A nucleosome consists of a segment of DNA wound around eight proteins known as histones. Gene ...

Nanophysics Feb 20, 2023

Researchers develop innovative tool for measuring electron dynamics in semiconductors

At the heart of every mobile phone, laptop and autonomous vehicle is a tiny semiconductor whose properties and, ultimately, performance are determined by free electrons. Now, UC Berkeley researchers have developed a new way ...

Bio & Medicine Feb 10, 2023

Scientists invent 3D printed fiber microprobe for measuring in vivo biomechanical properties of tissues

Fiber sensing scientists at Shenzhen University have developed a compact fiber optical nanomechanical probe (FONP) for measuring in vivo biomechanical properties of tissue and even single cells.

Bio & Medicine Jan 20, 2023

Nanoscopic tool assesses alternative COVID-19 prevention

Researchers at Kanazawa University report in Nano Letters how high-speed atomic force microscopy can be used to assess the effectivity of spike-neutralizing antibodies for preventing COVID-19. The use of such antibodies offers ...

Nanomaterials Jan 18, 2023

The effects of tightening a molecular knot

A study conducted by Anne-Sophie Duwez and Damien Sluysmans from the NANOCHEM group at the University of Liège (Belgium) has made it possible to decode the mechanical response of small-molecule synthetic overhand knots by ...

Analytical Chemistry Jan 18, 2023

CO molecular tilting detected by red-shifted TERS

The invention of scanning probe microscopy (SPM) techniques, including scanning tunneling microscopy (STM) and atomic force microscopy (AFM), has led to a paradigm shift in the visualization and understanding of surface structures ...

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