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Fig. 4 | Nanoscale Research Letters

Fig. 4

From: Hyperspectral Multiplexed Biological Imaging of Nanoprobes Emitting in the Short-Wave Infrared Region

Fig. 4

HSI of microcentrifuge tubes containing RENPs and PNPs. a Bright field image of microcentrifuge tubes with PNPs and RENPs suspended in PBS. b PL image of PNPs and RENPs samples excited with 808 nm (850-nm-long pass filter was used for image acquisition). c Scheme illustrating hypercube composed of HSI frames. d Spectral profiles of PNPs, RENPs, and background (BG) averaged from ROI shown in b as red, blue, and green squares, correspondingly. e Color maps of components abundances. f Reconstructed intensity images of the PL components and PL/bright field merged image

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