Tutorial 1: Introduction to the lab AFM
Tour of the AFM components
Hardware operation: preparing and loading the cantilever and sample; setup and alignment using the laser diffraction pattern
Software operation: overview; interpreting computer and oscilloscope displays
Force spectroscopy introduction: engaging the tip; monitoring cantilever deflection; fine-tuning the setup with force curves
Hands-on 1: AFM force spectroscopy
Load cantilever and sample; determine basic features of the sample
Tutorial 2: More about force spectroscopy
Collecting and analyzing data
Comparing the 20.309 lab AFM and commercial AFM systems
Overview of elastic modulus curves experiment
Cantilever geometry correction factor (numerical calculation of cantilever bending)
Hands-on 2: AFM force spectroscopy
Tutorial 3: AFM noise Measurement
Estimating Boltzman's constant
More about cantilever behavior
Hands-on 3: AFM noise measurement
More about preparing and loading cantilevers
MP4
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