Figure 3From: Noxious gas detection using carbon nanotubes with Pd nanoparticles Plots of real-time electrical resistance responses. Plots of real-time electrical resistance responses after exposure to 35 ppm NH3 and 80 ppm CO for (a, b) pure CNT and (c, d) CNT-Pd, respectively, at room temperature in air. (By Choi et al.)Back to article page