Accelerating self-assembly of colloidal particles at air-water interface by laser-induced heating of upconverting particle

Muruga Lokesh; Gokul Nalupurackal; Imdad Uddin Chowdhury; Pallab Sinha Mahapatra; Basudev Roy

doi:10.1364/OMA.2023.AW4D.2

Biophotonics Congress: Optics in the Life Sciences 2023 (OMA, NTM, BODA, OMP, BRAIN)
Technical Digest Series (Optica Publishing Group, 2023),
paper AW4D.2
•https://doi.org/10.1364/OMA.2023.AW4D.2

Accelerating self-assembly of colloidal particles at air-water interface by laser-induced heating of upconverting particle

Muruga Lokesh, Gokul Nalupurackal, Imdad Uddin Chowdhury, Pallab Sinha Mahapatra, and Basudev Roy

Optical Manipulation and Its Applications 2023

Vancouver, British Columbia Canada
24–27 April 2023
ISBN: 978-1-957171-21-0

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Non-Linear Optics and Upconversion (AW4D)

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M. Lokesh, G. Nalupurackal, I. U. Chowdhury, P. S. Mahapatra, and B. Roy, "Accelerating self-assembly of colloidal particles at air-water interface by laser-induced heating of upconverting particle," in Biophotonics Congress: Optics in the Life Sciences 2023 (OMA, NTM, BODA, OMP, BRAIN), Technical Digest Series (Optica Publishing Group, 2023), paper AW4D.2.

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Abstract

Optically induced heating of a trapped upconverting particle at the air-water interface of a sessile water droplet creates fluid flows which accelerate the self-assembly of suspended colloidal particles to form a lattice-like structure.

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