G Engel 2007 2D-spectroscopy FMO complex coherent-energy-transfer 200 fs at 77 K; controversial 'quantum-coherence-helps-photosynthesis' debate.
G Engel 2007 2D-spectroscopy FMO complex coherent-energy-transfer 200 fs at 77 K; controversial 'quantum-coherence-helps-photosynthesis' debate.