Figure 5
From: Pd/ZnO nanorods based sensor for highly selective detection of extremely low concentration hydrogen

Resistance verses time curve for (a) H2, (b) CH4, (c) H2S and (d) CO2 gases with 1% concentration at various temperatures.
From: Pd/ZnO nanorods based sensor for highly selective detection of extremely low concentration hydrogen

Resistance verses time curve for (a) H2, (b) CH4, (c) H2S and (d) CO2 gases with 1% concentration at various temperatures.