Fig. 5: Device performance.
From: Realizing high power factor and thermoelectric performance in band engineered AgSbTe2

a Current dependent output power of an AgSb0.94Sn0.06Te2 / Yb0.25Co3.75Fe0.25Sb12 unicouple module. b Maximum power density as a function of ΔT. c Current-dependent conversion efficiency (η) of the unicouple module. d Comparison of the maximum conversion efficiency (ηmax) as a function of ΔT of the AgSb0.94Sn0.06Te2 unicouple device with that of other state-of-art AgSbTe2 devices2,13,14,19,21,23.