(A) Optical image of the rGO electrode. (B and C) The SEM and EDS observations of the rGO electrode. (D) An optical axis view of the corresponding light intensity distribution of the Bessel beam.

image: Design and fabrication of flexible capacitive humidity sensors. (a) Fabrication processes of flexible Ga2O3/LM humidity sensors, including ultrasonication, spraying coating and laser sintering.

Relative humidity, or RH, is the percentage of moisture in the air referenced to the maximum level of moisture the air can hold at that temperature and pressure. Early humidity sensors used natural ...

(Nanowerk Spotlight) In spite of the numerous research efforts regarding the development of miniaturized, low-cost, and highly sensitive sensors based on different organic and semiconducting materials ...