Introduction of Peak Force Tapping Mode AFM for Electrochemical Applications

2017 ◽  
Vol 8 ◽  
pp. 968-974 ◽  
Author(s):  
Horacio V Guzman

Analytical equations to estimate the peak force will facilitate the interpretation and the planning of amplitude-modulation force microscopy (tapping mode) experiments. A closed-form analytical equation to estimate the tip–sample peak forces while imaging soft materials in liquid environment and within an elastic deformation regime has been deduced. We have combined a multivariate regression method with input from the virial–dissipation equations and Tatara’s bidimensional deformation contact mechanics model. The equation enables to estimate the peak force based on the tapping mode observables, probe characteristics and the material properties of the sample. The accuracy of the equation has been verified by comparing it to numerical simulations for the archetypical operating conditions to image soft matter with high spatial resolution in tapping-mode AFM.


2013 ◽  
Vol 2 (1) ◽  
pp. 21045 ◽  
Author(s):  
Julie Hardij ◽  
Francesca Cecchet ◽  
Alexandre Berquand ◽  
Damien Gheldof ◽  
Christian Chatelain ◽  
...  

2018 ◽  
Vol 26 (6) ◽  
pp. 12-17 ◽  
Author(s):  
Aleksander Labuda ◽  
Sophia Hohlbauch ◽  
Marta Kocun ◽  
F. Ted Limpoco ◽  
Nathan Kirchhofer ◽  
...  

Abstract


Langmuir ◽  
2013 ◽  
Vol 29 (5) ◽  
pp. 1333-1339 ◽  
Author(s):  
Hong Zhang ◽  
Yukio Honda ◽  
Shinji Takeoka

2002 ◽  
Vol 3 (2-3) ◽  
pp. 105-110 ◽  
Author(s):  
Massimo Antognozzi ◽  
Mark D. Szczelkun ◽  
Andrew N. Round ◽  
Mervyn J. Miles

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