Powering rotary molecular motors with low-intensity near-infrared light

Lukas Pfeifer*, Nong Hoang, Maximilian Scherubl, Maxim S. Pshenichnikov, Ben L. Feringa

*Corresponding author voor dit werk

Onderzoeksoutput: ArticleAcademicpeer review

36 Citaten (Scopus)
153 Downloads (Pure)

Samenvatting

Light-controlled artificial molecular machines hold tremendous potential to revolutionize molecular sciences as autonomous motion allows the design of smart materials and systems whose properties can respond, adapt, and be modified on command. One long-standing challenge toward future applicability has been the need to develop methods using low-energy, low-intensity, near-infrared light to power these nanomachines. Here, we describe a rotary molecular motor sensitized by a two-photon absorber, which efficiently operates under near-infrared light at intensities and wavelengths compatible with in vivo studies. Time-resolved spectroscopy was used to gain insight into the mechanism of energy transfer to the motor following initial two-photon excitation. Our results offer prospects toward in vitro and in vivo applications of artificial molecular motors.

Originele taal-2English
Artikelnummer eabb6165
Aantal pagina's7
TijdschriftScience Advances
Volume6
Nummer van het tijdschrift44
DOI's
StatusPublished - okt.-2020

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