Research / 2019 / Article / Fig 1

Review Article

Emerging Devices Based on Two-Dimensional Monolayer Materials for Energy Harvesting

Figure 1

Photovoltaic and thermoelectric devices based on monolayer 2-D materials. (a) Graphene/Si Schottky junction solar cells with a GO interlayer. Reproduced with permission from the Royal Society of Chemistry [36]. (b, c) Monolayer graphene as top electrodes in semitransparent organic solar cells based on P3HT:PCBM. Reproduced with permission from the American Chemical Society [37]. (d) A p-n junction solar cell based on an electrostatically doped WSe2 monolayer. Reproduced with permission from the Nature Publishing Group [39]. (e) Photovoltaic devices with a monolayer MoS2 on p-type silicon substrates. Reproduced with permission from the American Chemical Society [41]. (f) Stacking van der Waals heterojunction using monolayers MoS2 and WSe2. Reproduced with permission from the American Chemical Society [42]. (g) Thermopower measurements of monolayer CVD-grown MoS2. Reproduced with permission from the American Chemical Society [54]. (h, i) Thermoelectric nanogenerator based on monolayer SnS2 and its laser scanning photo-induced thermoelectric current imaging. Reproduced with permission from the Nature Publishing Group [58].