Fig. 4From: Controlled Synthesis and Selective Adsorption Properties of Pr2CuO4 Nanosheets: a Discussion of MechanismTotal XPS spectra (a) and high-resolution XPS spectra of Pr 3d (b), Cu 2p (c), O 1 s (d), and C 1 s (e) of Pr2CuO4Back to article page