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Opt Lett. 2021 Mar 15;46(6):1482-1485. doi: 10.1364/OL.420957.

Label-free plasmonic assisted optical trapping of single DNA molecules.

Optics letters

Lei Chen, Wei Liu, Dongyi Shen, Zhihao Zhou, Yuehan Liu, Wenjie Wan

PMID: 33720217 DOI: 10.1364/OL.420957

Abstract

DNA molecules are hard to catch using traditional optical trapping due to the nanometer width of their chains. Here we experimentally demonstrate a label-free optical trapping of a single micrometer

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