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Conferences > CLEO_SI > 2020 > SW3G > SW3G.7

Observation of Nanoscale Opto-Mechanical Molecular Damping; Origin of Spectroscopic Contrast in Infrared Photo Induced Force Microscopy

Mohammad A. Almajhadi, Syed Mohammad Ashab Uddin, and H. Kumar Wickramasinghe

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Abstract

The contrast mechanism of infrared photoinduced force microscopy (IR-PiFM) for recording vibrational resonances is experimentally investigated. We show that spectroscopic contrast in IR-PiFM is mediated by opto-mechanical damping of the cantilever oscillation.

© 2020 The Author(s)

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