Fig. 5: Synergistic effect of STEG hot- and cold-side spectral and thermal management | Light: Science & Applications

Fig. 5: Synergistic effect of STEG hot- and cold-side spectral and thermal management

From: 15-Fold increase in solar thermoelectric generator performance through femtosecond-laser spectral engineering and thermal management

Fig. 5

a Schematics of four cases of STEG with different thermal management strategies. b STEG weight increases when adding the μ-dissipator, W-SSA, and greenhouse chamber to the TEG. c STEG power-current curves under 3 suns. d STEG peak output power under 1–5× solar concentrations. e STEG power enhancement and TEG average temperatures under 1–5× solar concentrations by applying spectral and thermal management on both sides. f Photos of LED illumination when powered by the four STEGs in (a)

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