Anyone working with gas sensing knows that infrared detection is one of the most accurate and interference-resistant methods available today. But ask them this: why 4.26μm for CO₂, 3.3μm for methane, ...
a, Device structure of an on-chip infrared circular polarization detector based on the metal-MoS2-metal architecture. b, Band diagram of the two metal-MoS2 junctions functioning as two Schottky diodes ...