Accelerated Discovery of CO₂ Solid Sorbents Using Active Machine Learning: Review and Perspectives

With the escalating severity of global climate change, the significance of carbon capture technology has become increasingly evident with respect to the aim of reaching carbon peak and carbon neutrality. Due to the exceptional selectivity, high adsorption capacity, and long-term stability, solid sorbents are regarded as crucial materials for effective CO2 capture. Machine learning, as an emerging and crucial tool in artificial intelligence, has been adopted for the high-efficient screen of catalysts and sorbents in recent years. By analyzing available data on material properties, machine learning can greatly enhance the effectiveness and precision in identifying high-efficiency CO2 sorbents. This work provides an overview of the latest advancements in the application of machine learning technology in CO2 capture, which specifically focuses on CO2 capture by sorbents. Several machine learning techniques and their applications in different types of CO2 sorbents are fully summarized with concise comments, followed with conclusion and some challenges and perspectives. This review can serve as a guide for the development of carbon capture technology and facilitate the extensive utilization of machine learning technology in environmental protection.