Coupling and Slips in Photosynthetic Reactions—From Femtoseconds to Eons

Nathan Nelson*

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review


Photosynthesis stands as a unique biological phenomenon that can be comprehensively explored across a wide spectrum, from femtoseconds to eons. Across each timespan, a delicate interplay exists between coupling and inherent deviations that are essential for sustaining the overall efficiency of the system. Both quantum mechanics and thermodynamics act as guiding principles for the diverse processes occurring from femtoseconds to eons. Processes such as excitation energy transfer and the accumulation of oxygen in the atmosphere, along with the proliferation of organic matter on the Earth’s surface, are all governed by the coupling–slip principle. This article will delve into select time points along this expansive scale. It will highlight the interconnections between photosynthesis, the global population, disorder, and the issue of global warming.

Original languageEnglish
Article number3878
Issue number22
StatePublished - Nov 2023


FundersFunder number
Israel Science Foundation199/21


    • coupling
    • disorder
    • membrane complexes
    • order
    • photosynthesis
    • rates
    • slip
    • time


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