Fig. 1: Materials and optoelectronic characterization. | Nature Communications

Fig. 1: Materials and optoelectronic characterization.

From: Improved photovoltaic performance and robustness of all-polymer solar cells enabled by a polyfullerene guest acceptor

Fig. 1

a Chemical structures of PM6 (polymer donor), PY-V-γ (polymer acceptor), PCBM (fullerene guest), and PFBO-C12 (polyfullerene guest). b Architecture and energy alignment of the materials in all-PSCs. Normalized UV–Vis absorption spectra of c neat and d blend films. Source data are provided as a Source Data file.

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