Wednesday, February 3, 2010

Quantum Mechanics at Work in Photosynthesis



Scientists find quantum mechanics at work in photosynthesis

"This and other recent discoveries have captured the attention of researchers for several reasons," says Scholes. "First, it means that quantum mechanical probability laws can prevail over the classical laws of kinetics in this complex biological system, even at normal temperatures. The energy can thereby flow efficiently by -- counter intuitively -- traversing several alternative paths through the antenna proteins simultaneously. It also raises some other potentially fascinating questions, such as, have these organisms developed quantum-mechanical strategies for light-harvesting to gain an evolutionary advantage? It suggests that algae knew about quantum mechanics nearly two billion years before humans," says Scholes."

This is simply staggering. - Toby

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