Results 21 to 30 of about 392,532 (250)

High-frequency multimodal atomic force microscopy

open access: yesBeilstein Journal of Nanotechnology, 2014
Multifrequency atomic force microscopy imaging has been recently demonstrated as a powerful technique for quickly obtaining information about the mechanical properties of a sample.
Adrian P. Nievergelt   +3 more
doaj   +1 more source

Atomic force microscopy of anisotropic silicone magnetoactive composites [PDF]

open access: yesE3S Web of Conferences, 2023
New anisotropic magnetically active elastomers using carbonyl iron micrometer size ferromagnetic fillers in the silicone matrix were synthesized. Samples with orientation of the outer magnetic field strength vector applied in perpendicular or in parallel
Valiev Hammat   +4 more
doaj   +1 more source

Gamble mode: Resonance contact mode in atomic force microscopy [PDF]

open access: yes, 1996
Active noise reduction has been accomplished in atomic force microscopy by applying a high frequency, low amplitude vibration to the cantilever while it is in contact with a surface.
Baldeschwieler, J. D.   +3 more
core   +1 more source

Force Sensing on Cells and Tissues by Atomic Force Microscopy

open access: yesSensors, 2022
Biosensors are aimed at detecting tiny physical and chemical stimuli in biological systems. Physical forces are ubiquitous, being implied in all cellular processes, including cell adhesion, migration, and differentiation.
Hatice Holuigue   +8 more
doaj   +1 more source

Polynomial force approximations and multifrequency atomic force microscopy

open access: yesBeilstein Journal of Nanotechnology, 2013
We present polynomial force reconstruction from experimental intermodulation atomic force microscopy (ImAFM) data. We study the tip–surface force during a slow surface approach and compare the results with amplitude-dependence force spectroscopy (ADFS ...
Daniel Platz   +3 more
doaj   +1 more source

Atomic Force Microscopy of height fluctuations of fibroblast cells [PDF]

open access: yes, 2002
We investigated the nanometer scale height fluctuations of 3T3 fibroblast cells with the atomic force microscope (AFM) under physiological conditions. Correlation between these fluctuations and lateral cellular motility can be observed.
A. Czirók   +31 more
core   +2 more sources

Device for in-situ cleaving of hard crystals [PDF]

open access: yes, 2005
Cleaving crystals in a vacuum chamber is a simple method for obtaining atomically flat and clean surfaces for materials that have a preferential cleaving plane.
A. Renner   +4 more
core   +2 more sources

Piezoresistive sensors for atomic force microscopy

open access: yesJournal of Telecommunications and Information Technology, 2001
An important element in microelectronics is the comparison of the modelling and measurements results of the real semiconductor devices. Our paper describes the final results of numerical simulation of a micromechanical process sequence of the atomic ...
Tomasz Dębski   +6 more
doaj   +1 more source

Combined Traction Force–Atomic Force Microscopy Measurements of Neuronal Cells

open access: yesBiomimetics, 2022
In the course of the development of the nervous system, neuronal cells extend (grow) axons, which navigate over distances of the order of many cell diameters to reach target dendrites from other neurons and establish neuronal circuits.
Udathari Kumarasinghe   +2 more
doaj   +1 more source

Models for quantitative charge imaging by atomic force microscopy [PDF]

open access: yes, 2001
Two models are presented for quantitative charge imaging with an atomic-force microscope. The first is appropriate for noncontact mode and the second for intermittent contact (tapping) mode imaging.
Atwater, Harry A.   +3 more
core   +1 more source

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