Study on phase occurrence and pyrolysis kinetic mechanism of barium slag: based on mineralogical characterization and TG-IR-MS coupled analysis

Key Points

• The pyrolysis kinetic mechanism of barium slag is critically analyzed, revealing distinct phase occurrences during thermal processing.
• Key findings indicate that the barium slag undergoes significant transformations, with specific attention to the process temperature range.
• Assessment using thermogravimetric analysis coupled with infrared and mass spectrometry provides detailed insights into the materials' behaviors under heat.
• This analysis supports potential applications in waste management and material recycling, emphasizing the need for further exploration.