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While the fundamental limit on the resolution achieved in an atomic force microscope (AFM) is clearly related to the tip radius, the fact that the tip can creep and/or wear during an experiment is often ignored. This is mainly due to the…

Mesoscale and Nanoscale Physics · Physics 2015-06-12 Sergio Santos , Victor Barcons , Josep Font , Neil H Thomson

We investigate the capillary force that applies on a tilted cylinder as a function of its dipping angle i, using a home-built tilting Atomic Force Microscope (AFM) with custom made probes. A micrometric-size rod is glued at the end of an…

Soft Condensed Matter · Physics 2017-02-23 Sebastien Kosgodagan Acharige , Justine Laurent , Audrey Steinberger

Recent advances in mechanical-diode based ultrasonic force microscopy techniques are reviewed. The potential of Ultrasonic Force Microscopy (UFM) for the study of material elastic properties is explained in detail. Advantages of the…

Applied Physics · Physics 2019-01-23 M. Teresa Cuberes

A numerical analysis of the origin of the atomic-scale contrast in Kelvin probe force microscopy (KPFM) is presented. Atomistic simulations of the tip-sample interaction force field have been combined with a non-contact Atomic Force…

Atomic and Molecular Clusters · Physics 2009-07-24 Laurent Nony , Adam S. Foster , Franck Bocquet , Christian Loppacher

We review a new implementation of Kelvin probe force microscopy (KPFM) in which the dissipation signal of frequency modulation atomic force microscopy (FM-AFM) is used for dc bias voltage feedback (D-KPFM). The dissipation arises from an…

Mesoscale and Nanoscale Physics · Physics 2017-04-24 Yoichi Miyahara , Peter Grutter

Atomic-resolution imaging on molten metal/solid interfaces at temperatures above 200 {\deg}C was achieved using a high-temperature, high-speed atomic force microscope (AFM) equipped with a qPlus sensor. A tip-scanning high-speed Quadpod…

Instrumentation and Detectors · Physics 2026-04-08 Yuto Nishiwaki , Toru Utsunomiya , Takashi Ichii

We present the design and experimental results of a near-field scanning microwave microscope (NSMM) working at a frequency of 1GHz. Our microscope is unique in that the sensing probe is separated from the excitation electrode to…

Materials Science · Physics 2009-11-13 K. Lai , M. B. Ji , N. Leindecker , M. A. Kelly , Z. X. Shen

We study the velocity dependence of the frictional force of the tip of an atomic force microscope as it is dragged across a surface, taking into account memory effects and thermal fluctuations. Memory effects are described by a coupling of…

Mesoscale and Nanoscale Physics · Physics 2010-08-31 Enzo Granato , S. C. Ying

Frequency-modulation atomic force microscopy provides an outstanding precision of the measurement of chemical bonding forces. However, as the cantilever oscillates with an amplitude A that is usually on the order of atomic dimensions or…

Materials Science · Physics 2021-08-13 Ferdinand Huber , Franz J. Giessibl

The characteristic tip_substrate capacitance is crucial for understanding the localized electrical properties in atomic force microscopy (AFM). Since it is highly dependent on tip geometrical features, estimation of the tip_substrate…

Mesoscale and Nanoscale Physics · Physics 2016-01-25 Reynier I. Revilla

Ultrasound Atomic Force Microscopy (US-AFM) has been used for subsurface imaging of nanostructures. The contact stiffness variations have been suggested as the origin of the image contrast. Therefore, to analyze the image contrast, the…

Mesoscale and Nanoscale Physics · Physics 2017-06-07 Daniele Piras , Hamed Sadeghian

We investigate nano scanning in tapping mode atomic force microscopy (AFM) under quality (Q) control via numerical simulations performed in SIMULINK. We focus on the simulation of whole scan process rather than the simulation of cantilever…

Atomic Physics · Physics 2015-06-04 Aydin Varol , Ihsan Gunev , Bilal Orun , Cagatay Basdogan

The dynamics and spectroscopy of N-methyl-acetamide (NMA) and trialanine in solution is characterized from molecular dynamics (MD) simulations using different energy functions, including a conventional point charge (PC)-based force field,…

Biological Physics · Physics 2021-06-21 Padmabati Mondal , Pierre-André Cazade , Akshaya K. Das , Tristan Bereau , Markus Meuwly

Measurements of the deflection induced by thermal noise have been performed on a rectangular atomic force microscope cantilever in air. The detection method, based on polarization interferometry, can achieve a resolution of 1E-14 m/rtHz in…

Statistical Mechanics · Physics 2009-11-17 Pierdomenico Paolino , Bruno Tiribilli , Ludovic Bellon

Opto-mechano-fluidic resonators (OMFRs) are a new platform for high-throughput sensing of the mechanical properties of freely flowing microparticles in arbitrary media. Experimental extraction of OMFR mode shapes, especially the acoustic…

Optics · Physics 2018-03-14 Jeewon Suh , Kewen Han , Gaurav Bahl

Atomic force microscopes have proved to be fundamental research tools in many situations where a gentle imaging process is required, and in a variety of environmental conditions, such as the study of biological samples. Among the possible…

Systems and Control · Computer Science 2023-01-05 Marco Coraggio , Martin Homer , Oliver D. Payton , Mario di Bernardo

This paper is a theoretical and a numerical investigation of the stability of a tip-cantilever system used in noncontact atomic force microscopy (NC-AFM) when it oscillates close to a surface. No additional dissipative force is considered.…

Atomic and Molecular Clusters · Physics 2016-08-16 Gérard Couturier , Laurent Nony , Rodolphe Boisgard , Jean-Pierre Aimé

Intercalation of two dimensional materials, particularly transition metal dichalcogenides, is a noninvasive way to modify electronic, optical and structural properties of these materials. However, research of these atomic-scale phenomena…

We propose a compact atom interferometer to measure homogeneous constant forces guiding the arms via shortcuts to adiabatic paths. For a given sensitivity, which only depends on the space-time area of the guiding paths, the cycle time can…

Quantum Physics · Physics 2020-07-01 A. Rodriguez-Prieto , S. Martínez-Garaot , I. Lizuain , J. G. Muga

This article describes how a frequency modulation AFM using a hanging fiber force probe made from a quartz tuning fork provides local measurements on liquid-liquid interfaces. After detailing the manufacture and calibration of the force…

Mesoscale and Nanoscale Physics · Physics 2022-05-23 Matthieu Rocheron , Christian Curtil , Hubert R. Klein
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