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. 2018 Aug 30;8(54):30683–30691. doi: 10.1039/c8ra06135a

The results obtained from the circuit fitting for the construction of the immunosensor depicted in Fig. 2B.

Circuit element GCE GCE/MnO2NRs GCE/AuNPs GCE/MnO2NRs@AuNPs GCE/MnO2NRs@AuNPs/antibody GCE/MnO2NRs@AuNPs/antibody/BSA
R s (Ω) 101.40 90.65 95.63 93.18 95.55 98.87
R ct (Ω) 2225.8 65.14 34.65 20.45 87.19 94.76
CPE (nF) 61.81 2.30 4.12 8.65 9.37 9.27