Unveiling the nanoscale world: Exploring surface tension measurements with atomic force nanoindenters

R Geisler, MA Hormozi, R von Klitzing - Current Opinion in Colloid & …, 2024 - Elsevier
This review summarises state-of-the-art AFM experiments measuring surface tension in
various liquid systems with cylinder shaped AFM probes (nanoindenters). AFM has emerged …

Visualizing intracellular nanostructures of living cells by nanoendoscopy-AFM

M Penedo, K Miyazawa, N Okano, H Furusho… - Science …, 2021 - science.org
Atomic force microscopy (AFM) is the only technique that allows label-free imaging of
nanoscale biomolecular dynamics, playing a crucial role in solving biological questions that …

Transparent Intracellular Sensing Platform with Si Needles for Simultaneous Live Imaging

W Park, EM Kim, Y Jeon, J Lee, J Yi, J Jeong, B Kim… - ACS …, 2023 - ACS Publications
Vertically ordered Si needles are of particular interest for long-term intracellular recording
owing to their capacity to infiltrate living cells with negligible damage and minimal toxicity …

Engineered Nanotopographies Induce Transient Openings in the Nuclear Membrane

E Sarikhani, V Patel, Z Li… - Advanced Functional …, 2024 - Wiley Online Library
Materials with engineered nano‐scale surface topographies, such as nanopillars,
nanoneedles, and nanowires, mimic natural structures like viral spike proteins, enabling …

Numerical investigation of force and deflection of nanoneedle penetration into cell using finite element approach: Parameter study and experimental validation of …

M Rostami, MT Ahmadian - International Journal for Numerical …, 2023 - Wiley Online Library
This paper aims to develop a numerical methodology to investigate the penetration process
of nanoneedles into cells and the corresponding force and indentation length. The finite …

Practical considerations for feature assignment in high-speed AFM of live cell membranes

D Hall, AS Foster - Biophysics and Physicobiology, 2022 - jstage.jst.go.jp
High speed atomic force microscopy (HS-AFM) is, in principle, capable of yielding
nanometer level detail about the surface of static structures. However, for highly dynamic …

[HTML][HTML] Protocol for live imaging of intracellular nanoscale structures using atomic force microscopy with nanoneedle probes

T Ichikawa, MS Alam, M Penedo, K Matsumoto, S Fujita… - Star Protocols, 2023 - Elsevier
Atomic force microscopy (AFM) is capable of nanoscale imaging but has so far only been
used on cell surfaces when applied to a living cell. Here, we describe a step-by-step …

Visualizing the inside of three-dimensional self-organizing systems by three-dimensional atomic force microscopy

T Fukuma - Japanese Journal of Applied Physics, 2023 - iopscience.iop.org
The development of three-dimensional atomic force microscopy (3D-AFM) enabled the
direct visualization of 3D hydration structures at solid–liquid interfaces with subnanometer …

Probing nanomechanics by direct indentation using Nanoendoscopy-AFM reveals the nuclear elasticity transition in cancer cells

T Ichikawa, Y Kono, M Kudo, T Shimi, N Miyashita… - bioRxiv, 2024 - biorxiv.org
During cancer invasion and metastasis, the mechanical properties of the nucleus change
significantly, with reduced elasticity enhancing nuclear deformability to aid cell migration …

Fabrication of the Highly Ordered Silicon Nanocone Array With Sub-5 nm Tip Apex by Tapered Silicon Oxide Mask

A Pan, C Zhu, Z Yan, X Zhu, Z Liu… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
In view of the wide range of applications for ultra-sharp silicon (Si) nanocones, extensive
research has been conducted on their fabrication processes. However, these conventional …