Carbon nanotube: Electrical characteristics of n-type #2

(a) annealing (heating) the device in vacuum at 700 Kelvin for 10 minutes. (b) doping with potassium. The curves are obtained at different values of VDS starting for (a) from 300 mV, step size 200 mV and for (b) at 200 mV, step size 200 mV.