Two-dimensional infrared spectroscopy of backbone vibrations maps interactions of natural salmon DNA with its water shell. Fast fluctuations in the 300 fs regime are discerned from quasi-static disorder, establishing the short-range character of electrical interactions.

Biswajit Guchhait

Chemistry

(SoNS) School of Natural Sciences

Y. Liu

T. Siebert

T. Elsaesser

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