Table 2 OECTs for dopamine sensing
From: Biomolecule sensors based on organic electrochemical transistors
Gate | Channel material | Electrolyte | Current sensitivity | Detection limit | Detection range | Ref. |
|---|---|---|---|---|---|---|
Au/aptamer | PEDOT:PSS | Tris buffer | - | 0.5 fΜ | 5 fM–1 nΜ | |
CSF/rGO/Nafion | PEDOT:PSS | PBS | - | 1 nM | 1 nM–30 μM | |
NOCC-O | PEDOT:PSS | PBS | - | 0.17 μM | 1 μM–0.3 mM | |
Fiber/NFs/PPy | PPy | PBS | 47.28 NCR/decade | - | 1 nM–1 μM | |
Pt | PEDOT:PSS | PBS | - | 1 nM | 1 nM–1 μM | |
Au | PEDOT:PSS | PBS | - | - | 0–10 μM | |
Pt | PEGDA:PEDOT | PBS | - | - | 100 nM–5 mM | |
PEDOT:PSS | PEDOT:PSS | PBS | 190 ± 20 pA/decade 138 ± 6 pA/decade | 1 pM | 1 pM–160 pM 2 nM–700 nM | |
Nafion/graphene/Pt | PEDOT:PSS | PBS | - | 5 nM | 5 nM–1 μM | |
Ag/AgCl | AuNPs/PEDOT:PSS | PBS | - | 37 nM | 50 nM–100 μM | |
Pt | PEDOT:PSS | PBS | - | 5 nM | 50 nM–3 μM | |
Carbon fiber | PEDOT:PSS | PBS | - | 5 pM | - | |
o-MIP/Pt | PEDOT:PSS | PBS | - | 0.35 μM | 0.4 μM–10 μM | |
Pt | PEDOT:PSS | PBS | - | 1 nM | 0.1 μM–10 μM | |
PEDOT:PSS | PEDOT:PSS | PBS | - | 6 μM | 0.005 mM–0.1 mM | |
Ag/AgCl | PEDOT:PSS/DMSO /GOPS | PBS | - | 61 nM | 1 nM–100 μM | |
Pt | PEDOT:PSS/CTAB | PBS | - | - | 1–300 μM |
