Optical trapping of metal nanoparticles with conventional ‘tweezers’ can be challenging due to absorption and heating. Now, an opto-thermoelectric trapping approach that exploits heating has been demonstrated.
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Cichos, F. Thermoelectric fields hold nanoparticles. Nature Photon 12, 191–193 (2018). https://doi.org/10.1038/s41566-018-0143-2
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DOI: https://doi.org/10.1038/s41566-018-0143-2
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