A novel CaO-based sorbent from industrial purification dust for sustainable high-temperature CO2 capture: Cyclic performance and mechanism

Key Points

• Cyclic performance of the CaO-based sorbent significantly enhances CO2 capture efficiency, indicating its effectiveness.
• The sorbent demonstrates a high CO2 capture capacity, achieving over 90% effectiveness in cyclic tests.
• Observational analysis focused on the sorbent's mechanism and its production from industrial purification dust.
• This study highlights the potential for waste materials to drive sustainable CO2 capture solutions.