Fig. 5: Mechanistic studies on the CH₃I capture.

N 1s XPS spectra of a MHP-P5Q, CH₃I@MHP-P5Q, and MHP-P5Q-CH₃I, and b MHP, CH₃I@MHP, and MHP-CH₃I. FT-IR spectra of c MHP-P5Q, CH₃I@MHP-P5Q, and MHP-P5Q-CH₃I, and d MHP, CH₃I@MHP, and MHP-CH₃I. The elemental mapping of e CH₃I@MHP-P5Q and f CH₃I@MHP after heating at 100 °C for 2 h.