Impurity Substitution Enhances Thermoelectric Figure of Merit in Zigzag Graphene Nanoribbons

<div>Temperature dependency of electron contribution to the figure of merit (a) and total figure of merit (b) calculated for the ZGNR (green), N-ZGNR (blue), and NN-ZGNR (red) systems. The colored arrows indicate that the corresponding curves are depicted against the y2-axis (right).</div>

Advances in Condensed Matter Physics

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Figure 5

Figure 5: Impurity Substitution Enhances Thermoelectric Figure of Merit in Zigzag Graphene Nanoribbons 