MIRRORS: A MATLAB GUI for temperature measurement by multispectral imaging radiometry

Area of Science:

• Materials Science
• Thermodynamics
• Computational Science

Background:

• Accurate temperature measurement is crucial for materials science experiments, especially under extreme conditions like those in a diamond anvil cell.
• Existing methods for analyzing multispectral imaging radiometry data can be complex and time-consuming.

Purpose of the Study:

• To introduce Multispectral Imaging Radiometry Software (MIRRORS), an open-source MATLAB-based GUI.
• To automate the processing of multispectral images for precise temperature and emissivity measurements.
• To provide advanced visualization tools for experimental data analysis.

Main Methods:

• Development of a MATLAB-based Graphical User Interface (GUI) named MIRRORS.
• Implementation of automated data processing steps: background subtraction, spatial correlation, and thermal calibration.
• Integration of live and post-processing modes for experimental flexibility.

Main Results:

• MIRRORS successfully generates maps of temperature, emissivity, and their uncertainties.
• The software produces image difference maps to track changes in temperature fields.
• Benchmarking demonstrated comparable accuracy to traditional spectroradiometric systems.

Conclusions:

• MIRRORS offers an efficient and automated solution for analyzing multispectral imaging radiometry data.
• The software enhances the study of materials under high-pressure and high-temperature conditions.
• MIRRORS is a valuable, open-source tool for researchers in materials science and related fields.