Published in
Royal Society of Chemistry, Energy & Environmental Science, 5(13), p. 1509-1518, 2020
DOI: 10.1039/d0ee00491j
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Understanding the thermally activated charge transport in NaPbmSbQm+2 (Q = S, Se, Te) thermoelectrics: weak dielectric screening leads to grain boundary dominated charge carrier scattering
Journal article published in 2020 by
Tyler J. Slade 
,
Jann A. Grovogui ,
Jimmy Jiahong Kuo ,
Shashwat Anand ,
Trevor P. Bailey ,
Maxwell Wood ,
Ctirad Uher ,
G. Jeffrey Snyder ,
Vinayak P. Dravid ,
Mercouri G. Kanatzidis
,
Jann A. Grovogui ,
Jimmy Jiahong Kuo ,
Shashwat Anand ,
Trevor P. Bailey ,
Maxwell Wood ,
Ctirad Uher ,
G. Jeffrey Snyder ,
Vinayak P. Dravid ,
Mercouri G. Kanatzidis
This paper is made freely available by the publisher.
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Abstract
Addressing the irregular electrical conductivity in PbQ–NaSbQ2 thermoelectrics. Increasing the NaSbSe2 fraction weakens charge carrier screening and strengthens GB scattering.