Fig. 3: Characterization of materials and adsorption properties in simulated seawater. | Nature Communications

Fig. 3: Characterization of materials and adsorption properties in simulated seawater.

From: Hierarchical triple-channel architectures unlock scalable and high-efficient uranium extraction from seawater

Fig. 3: Characterization of materials and adsorption properties in simulated seawater.

a Mercury intrusion porosimetry analysis for IM-PAO, LP-PAO, and HTC-PAO. b Seawater transport ability of IM-PAO, LP-PAO, and HTC-PAO. c Mechanical properties of HTC-PAO. d The uranium adsorption capacity of IM-PAO, LP-PAO, and HTC-PAO as a function of pH. e Uranium adsorption kinetics of HTC-PAO in simulated seawater. f XPS spectra before and after uranium adsorption of HTC-PAO. g High-resolution XPS spectra of U 4f for HTC-PAO. h Uranium adsorption kinetics and the fitting curves for IM-PAO, LP-PAO, and HTC-PAO, based on the Pseudo first-order and Pseudo second-order models. i Equilibrium adsorption characteristics of HTC-PAO: Freundlich and Langmuir isotherm models with fitting curves.

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