Figure 8. (A) Fluorescent intensity change of P1 with various
metal ions. Insert: linear relationship between
ΔI/I 0 and the Fe3+. Reproduced
with permission: Copyright 2019, American Chemical
Society.[43] (B) Emission spectra of HBPSi with
different Fe3+ concentrations. Reproduced with
permission: Copyright 2023, American Chemical
Society.[47] (C) Color and fluorescent intensity
change of HBPSi with Co2+. Reproduced with permission:
Copyright 2022, American Chemical Society.[42] (D)
Fabrication of BpaP and BpaD sensors and detection for 4-nitrophenol.
Reproduced with permission: Copyright 2020,
Elsevier.[61] (E) Photographs of the PMDF film and
its sensing process for Fe3+. Reproduced with
permission: Copyright 2021, Elsevier.[60] (F)
Schematic illustration of the sensing mechanism of TPB-P towards
nitroaromatic compounds. Right: TEM images of the TPB-P nanoparticles.
Reproduced with permission: Copyright 2021, The Royal Society of
Chemistry.[54] (G) Schematic illustration of the
sensing mechanism of FMPS towards picric acid. Reproduced with
permission: Copyright 2019, The Royal Society of
Chemistry.[57]