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Bacteria detection principle by a single-particle imaging approach. (a) Schematic diagram of bacteria detection by single-particle imaging. (b) The inhomogeneity of particle morphology is identified by tracking the fluctuations of scattering intensity in free solution. (c) Convection induced by an electric heater was used to screen individual bacteria in a small field of view [121]. Adapted with permission from Ref. [121]. Copyright © 2022 The Author(s).
