Additional file 1 of Evaluation of dry textile electrodes for long-term electrocardiographic monitoring

Additional file 1: Figure S1. Electrode screen printing. (a) The screen-printing setup with the screen and template pattern, and red squeegee. (b) The resulting deposition of conductive paste on heat transfer paper. Figure S2. Ivium connection setup for impedance testing. (a) 3-electrode configuration (b) 2-electrode configuration. Figure S3. The agar–electrode impedance. (a) RS structure and (b) RC structure with various conductive coating materials in the frequency range of 1–10000 Hz. The pressure was 20 mmHg (~ 2.66 kPa). Table S1. Summary of current solutions to dry textile electrodes for biopotential monitoring. Table S2. Coating formulations unsuccessfully screen-printed onto dry textile electrodes.