Fig. 1: Molecular structure of PDMEA and interaction mechanism of PDMEA with PEI and Ag layers. | Nature Communications

Fig. 1: Molecular structure of PDMEA and interaction mechanism of PDMEA with PEI and Ag layers.

From: Cross-linked multifunctional bilayer polymer buffer for enhanced efficiency and stability in perovskite solar cells

Fig. 1

a Schematic illustration of p-i-n PSC and molecular mechanism. b Photographs of PEI, PDMEA and PEI + PDMEA solutions respectively. c FTIR spectra of the PEI, PDMEA and PEI + PDMEA solutions respectively. d FTIR spectra of the PDMEA and Ag/PDMEA films respectively. e, f Ag 3 d (e) and S 2p (f) XPS spectra of the Ag and Ag/PDMEA films.

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