Fig. 1From: Piezoelectric enhanced sulfur doped graphdiyne nanozymes for synergistic ferroptosis–apoptosis anticancer therapySynthesis and characterization of S-GDY. A The synthesis of S-GDY, B TEM image of S-GDY, C High resolution TEM and element mapping images of S-GDY, D XPS of S-GDY, E XPS C 1 s spectra of S-GDY, F XPS S 2p spectra of S-GDYBack to article page