Search results for AFM

Nanophysics Jan 31, 2024

Novel time-resolved atomic force microscopy technique captures ultrafast light-induced phenomena

Despite remarkable progress in science and technology, rapid advancements have exposed limitations in many technological domains. A pressing challenge in semiconductor devices, which underpin ultrahigh-speed communications ...

Nanomaterials Jan 30, 2024

High-performance photocatalytic water oxidation realized via ultrathin covalent organic framework nanosheets

The photocatalytic water oxidation process plays a vital role in attaining efficient solar-to-chemical process by enabling photocatalytic water splitting and CO2/N2 fixation. However, the lack of well-designed photocatalysts ...

Cell & Microbiology Jan 18, 2024

Unveiling sodium channel dynamics: New insights into cell biology using high-speed atomic force microscopy

The transport of ions to and from a cell is controlled by pore-forming proteins embedded in the cell membrane. In particular, voltage-gated sodium channels (VGSCs) govern the transfer of sodium (Na+) ions, and play an important ...

Cell & Microbiology Jan 18, 2024

Researchers observe how the flexibility of a protein hinge is crucial to the transfer of cell proteins

Ubiquitination—the addition of the protein ubiquitin—is a key stage in many cell processes, such as protein degradation, DNA repairs, and signal transduction. Using high-speed atomic force microscopy (HS-AFM) and molecular ...

Condensed Matter Jan 18, 2024

Unlocking the secrets of quasicrystal magnetism: Revealing a novel magnetic phase diagram

Quasicrystals are intermetallic materials that have garnered significant attention from researchers aiming to advance condensed matter physics understanding. Unlike normal crystals, in which atoms are arranged in an ordered ...

Biochemistry Jan 12, 2024

New research deciphers biomineralization mechanism

Many organisms can produce minerals or mineralized tissue. A well-known example is nacre, which is used in jewelry because of its iridescent colors. Chemically speaking, its formation begins with a mollusk extracting calcium ...

Analytical Chemistry Jan 9, 2024

Looking at the sides of molecules: Lateral force microscopy reveals previously unseen hydrogen atoms

Researchers at the University of Regensburg and the Graz University of Technology have shown that hydrogen atoms at the sides of molecules lying on a surface can directly be seen. The study, published in the journal Proceedings ...

Molecular & Computational biology Dec 13, 2023

Researchers predict protein placement on atomic force microscopy substrates

Researchers at Kanazawa University report in Frontiers in Molecular Biosciences a computational method to predict the placement of proteins on AFM substrates based on electrostatic interactions

Biochemistry Nov 29, 2023

Researchers identify dynamic behavior of key SARS-CoV-2 accessory protein

Researchers at Kanazawa University report in the Journal of Physical Chemistry Letters high-speed atomic force microscopy studies that shed light on the possible role of the open reading frame 6 (ORF6) protein in COVID-19 ...

Nanophysics Nov 28, 2023

Investigating and fine-tuning the properties of 'magic' graphene

Recent advances in the development of devices made of 2D materials are paving the way for new technological capabilities, especially in the field of quantum technology. So far, however, little research has been carried out ...

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