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Semi-biological photosynthesis
Why not recruit complex living microorganisms for in vivo
fuel and chemical production powered by sunlight?
Semi-biological photosynthesis combines synthetic light absorbers
with live cells to allow for the stable production of complex
chemicals. Microbes have metabolic pathways, either natural or
engineered, that can be exploited for the synthesis of fuels,
platform and fine chemicals or pharmaceuticals. We are interested
in interfacing such microbes with custom-made high surface area
photoelectrodes or semiconductor particles to study their
fundamental biology and drive interesting endergonic reactions. We
thereby examine and optimise the material-microbe interface using
a range of techniques to ultimately use and manipulate the
metabolic pathways of microbes for the solar-driven production of
chemicals.
Selected Publications
Semi-biological approaches to solar-to-chemical conversion.
Fang, X.; Kalathil, S.; Reisner, E. Chem. Soc. Rev., 2020, 49, 4926-4952.
Bacteria–photocatalyst sheet for sustainable carbon dioxide utilization.
Wang, Q.; Kalathil, S.; Pornrungroj, C.; Sahm, C. D.; Reisner, E. Nat. Catal., 2022, 5, 633-641.