Fig. 4: Acquisition of sEMG signals using PCGK-CT hydrogel.
From: Hydrogel-based electrodes for high-fidelity sEMG acquisition and robotic hand control
a sEMG signal acquisition using PCGK-CT hydrogel electrode. b sEMG signal acquisition using Ag/AgCl electrode. c Comparison of sEMG signals acquired by Ag/AgCl and PCGK-CT hydrogel electrodes after the 1st adhesion. d Comparison of sEMG signals acquired by Ag/AgCl and PCGK-CT hydrogel electrodes after the 5th adhesion. e Comparison of sEMG signals acquired by Ag/AgCl and PCGK-CT hydrogel electrodes after the 15th adhesion. f Schematic diagram of the integrated design of the hydrogel electrode. g Partial dual-channel sEMG signals of gesture 1. h Partial dual-channel sEMG signals of gesture 2. i Partial dual-channel sEMG signals of gesture 3. j Partial dual-channel sEMG signals of gesture 4. k Partial dual-channel sEMG signals of gesture 5
