Fig. 8.

a Schematic of the dual-junction PSC/hematite photoanode tandem cell. Reproduced with permission from Ref. [114]. Copyright 2015 American Chemical Society, b configuration consisted of Co–Ci/H, 3% Mo:BiVO₄ and TiO₂/CH₃NH₃PbI₃ tandem cell. Reproduced with permission from Ref. [115]. Copyright 2015 American Chemical Society, c schematic of the perovskite and CIGS tandem water splitting cell. Reproduced with permission from Ref. [116]. Copyright 2015 John Wiley and Sons, d the configuration of the PEC-PSC tandem device. Reproduced with permission from Ref. [117]. Copyright 2016 American Association for the Advancement of Science, e schematic of the WO₃/BiVO₄ photoanode tandem configuration. Reproduced with permission from Ref. [120]. Copyright 2015 Elsevier Inc., f scheme of the PEC-DSSC tandem cell. Reproduced with permission from Ref. [121]. Copyright 2013 American Chemical Society