Extended Data Figure 5 : Implementation of the CNFET inverter operating as a gas sensor.

From: Three-dimensional integration of nanotechnologies for computing and data storage on a single chip

Extended Data Figure 5

The resistance of the sensor Rsensor depends on the ambient air and VGS (Rsensor = f(ambient, VGS)), whereas the resistance of the pull-down CNFET Rpull-down depends only of VGS (Rpull-down = f(VGS)).