The characterization of a wireless passive temperature and humidity sensor was conducted inside an environmental chamber.
The humidity of the chamber was changed from 55%RH to 95%RH and the temperature was changed from 10 °C to 40 °C.
The deviation of the temperature and the humidity during measurement was ± 0.5 °C and ± 3%RH, respectively.
The small sensing range of temperature and humidity was limited by the properties of GO films.
The properties of the Go films would be influenced by synthesized method, dispersion concentrations or synthesized condition, etc