Fig. 2: Thermoresponsive color shifts of a plasmonic microgel film. | NPG Asia Materials

Fig. 2: Thermoresponsive color shifts of a plasmonic microgel film.

From: Stretchable and wearable colorimetric patches based on thermoresponsive plasmonic microgels embedded in a hydrogel film

Fig. 2

a Schematic illustration of the plasmonic microgel films under the swollen and shrunk states encapsulated between PDMS films. b Pictures of the flexible plasmonic microgel films at 24 °C and after heating and cooling for 5 s. UV-Vis spectra for plasmonic microgel films after the first and tenth heating/cooling cycles obtained at c 24 °C and d 50 °C

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