Fig. 11From: Solar spectral management for natural photosynthesis: from photonics designs to potential applicationsa Cross-section schematic of a luminescent solar diffuser (LSD) to mitigate low penetration of incident light in open ponds for microalgae cultures. b, c Two ways of LSDs used in open ponds: standalone circular devices (b) or a linear array (c). Reproduced with permission from [140].Back to article page