Fig. 14: Applications of flexible humidity sensors in smart home field.

a A flexible humidity sensor based on Ti₃C₂T_x/TPU for sleep monitoring, the resistance change curves of respiratory monitoring during sleep, and the response/recovery time test of the sensor¹⁴⁷. Copyright © 2023, American Chemical Society. b The schematic diagram of the sensing mechanism of the flexible humidity sensor based on MXene/TPU, the respiratory response curves of the sensor for monitoring during continuous changes in motion states, as well as the response and recovery times of the sensor at 33%, 58%, and 84% RH¹²³. Copyright © 2024, Wiley-VCH Verlag GmbH & Co. KGaA. c The response mechanism of the flexible paper-based humidity sensor and its application scenarios in smart diapers¹²⁴. Copyright © 2023, American Chemical Society