Figure 2.
a) The UV–vis–NIR spectra of the D–A structured molecules in DCM (20 µm) and b) in 1% DMSO PBS solution (80 µm); the size distribution of c) DMA‐TCNE, d) DPA‐TCNE, e) DMA‐TCNQ, and f) DPA‐TCNQ in 1% DMSO PBS solution measured by DLS, g) heating and cooling curves, and h) linear time data versus −lnθ from the cooling period of D–A structured molecules (80 µm in 1% DMSO PBS solution) under 760‐nm LED lamp irradiation (1.2 W cm−2), i) temperature elevation of D–A structured molecules (80 µm in 1% DMSO PBS solution) under 760‐nm LED lamp irradiation (1.2 W cm−2) for 5 irradiation–cooling cycles.