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. 2023 Jul 10;120(29):e2305705120. doi: 10.1073/pnas.2305705120

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Copyright © 2023 the Author(s). Published by PNAS.

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Fig. 3. — (A) External mass transfer model and (B) isotherms and Langmuir model fits of tetA adsorption on Ti₃C₂T_x and Co_SA/Ti₃C₂T_x. (C) Comparison of FTIR spectra of Ti₃C₂T_x and Co_SA/Ti₃C₂T_x before and after adsorption of tetA. (D) Desorption efficiency of tetA from Ti₃C₂T_x and Co_SA/Ti₃C₂T_x by different desorption solutions. (E) PO₄³⁻ and water pretreatment on the adsorption of tetA by Ti₃C₂T_x and Co_SA/Ti₃C₂T_x (pH 7.2). (F) Ti K-edge XANES spectra and (G) FT-EX AFS spectra of Co_SA/Ti₃C₂T_x before and after adsorption of tetA. (H) Schematic illustration of adsorption positions of tetA on Co_SA/Ti₃C₂T_x.