Review of thermoelectric characterization techniques suitable for SiGe multilayer structures Stefano Cecchi, Lourdes Ferre Llin, Tanja Etzelstorfer and Antonio Samarelli Eur. Phys. J. B, 88 3 (2015) 70 Published online: 23 March 2015 DOI: 10.1140/epjb/e2015-50672-x