This ‘HOT’ article experimentally demonstrates a successful combination of the complexity in the valence band structure with the addition of nanostructuring to create a high performance thermoelectric material.
Read the Energy & Environmental Science paper:
Combination of large nanostructures and complex band structure for high performance thermoelectric lead telluride
Yanzhong Pei, Nicholas A. Heinz, Aaron LaLonde and G. Jeffrey Snyder
Energy Environ. Sci., 2011, DOI: 10.1039/C1EE01928G