Maximizing the utilization of Calcium species in the supercages of CaNa-FAU zeolite for efficient CO2 capture

• Published in: Chemical engineering journal (Lausanne, Switzerland : 1996) Vol. 481; p. 148661
• Main Authors: Sun, Xinyu, Zhang, Quanqi, Li, Sihan, Zhang, Yiming, Liu, Meiyu, He, Binbin, Mei, Yi, Zu, Yun
• Format: Journal Article
• Language: English
• Published: Elsevier B.V 01.02.2024
• Subjects: Adsorption mechanism; CaNa-FAU zeolite; CO2 capture; Low-temperature calcination; Migration regular of Ca2+ species; CaNa-FAU zeolite; Migration regular of Ca2+ species; Low-temperature calcination; CO2 capture; Adsorption mechanism

[Display omitted] •Migration regulation of Ca2+ species in the CaNaX zeolite was revealed in detail.•Utilization of hydroxylated Ca2+ species in the supercages of CaNaX zeolite was maximized via low-temperature calcination.•Remarkable CO2 uptakes and selectivity on the 0.05CaNaX-250 zeolite were ach...