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Adsorption–desorption isotherms (A) and BJH pore size distribution (B) for Mg/Al-LDH, PANE, and PAND.
Abbreviations: BJH, Barret–Joyner–Halenda (method); LDH, layered double hydroxide; PAND, protocatechuic acid-Mg/Al nanocomposite synthesized by direct method; PANE, protocatechuic acid-Mg/Al nanocomposite synthesized by ion-exchange method; STP, standard temperature and pressure.
