"May the Force Be with You!" Force-Volume Mapping with Atomic Force Microscopy

Area of Science:

• Materials Science
• Nanotechnology
• Surface Science

Background:

• Scanning Probe Microscopy (SPM) is a powerful tool for nanoscale analysis.
• Force Volume Mapping (FVM) is a specific SPM measurement mode.
• Understanding material properties at the nanoscale is crucial for technological advancement.

Purpose of the Study:

• To review the versatility and diverse protocols of Force Volume Mapping (FVM).
• To highlight FVM's application in analyzing chemical, mechanical, and electrical properties of various materials.
• To demonstrate FVM's capability in nanoscale material characterization.

Main Methods:

• Utilizing Force Volume Mapping (FVM), a mode of Scanning Probe Microscopy (SPM).
• Acquiring multiple force measurements within a 3D sample volume.
• Mapping nanoscale interactions including adhesion, elasticity, stiffness, deformation, chemical binding, viscoelasticity, and electrical properties.

Main Results:

• FVM enables detailed mapping of diverse material properties at the nanoscale.
• Force maps can be correlated with topographic images to identify chemical groups.
• SPM tips can be functionalized for specific interaction studies, such as biomolecular recognition.

Conclusions:

• Force Volume Mapping (FVM) is a versatile technique for nanoscale material characterization.
• Diverse protocols exist for FVM, applicable to polymers, organic films, inorganic materials, and biological samples.
• FVM provides valuable insights into material properties and interactions at the nanoscale.