Wave-optics simulation model for full-field modulation-based tensor tomography using a random wavefront modulator

Area of Science:

• Wave optics
• Tomography
• Materials science

Background:

• Full-field tensor tomography provides detailed material property information.
• Modulation-based imaging techniques enhance data acquisition.
• Random wavefront modulators offer novel approaches to phase retrieval.

Purpose of the Study:

• To present a numerical wave-optics simulation model for modulation-based full-field tensor tomography.
• To demonstrate the simulation's effectiveness with practical examples.
• To validate the simulation against experimental data.

Main Methods:

• Numerical wave-optics simulation.
• Modulation-based full-field tensor tomography.
• Random wavefront modulation.
• X-ray tensor tomography.

Main Results:

• The simulation accurately models modulation-based measurements, including a carbon fibre cross.
• X-ray tensor tomography experiments on fibre-bundle-infused cubes were successfully simulated.
• Simulated results for aerospace carbon-epoxy materials closely matched experimental data.

Conclusions:

• The developed simulation is a versatile tool for exploring new experimental setups in modulation-based imaging and tensor tomography.
• This model facilitates the investigation and optimization of advanced tomographic techniques.
• The study validates the simulation's predictive power for material characterization.