Simultaneous regulation of electrical and thermal transport properties in MnTe chalcogenides via the incorporation of p-type Sb2Te3

2018 ◽  
Vol 6 (46) ◽  
pp. 23473-23477 ◽  
Author(s):  
Abdul Basit ◽  
Junyou Yang ◽  
Qinghui Jiang ◽  
Jiwu Xin ◽  
Xin Li ◽  
...  

The thermoelectric performance of MnTe has been enhanced with the addition of Sb2Te3, which improves the ZT ∼77% at 873 K in 1.5 at% Sb2Te3 added MnTe sample.

Author(s):  
Tingdong Zhang ◽  
Shuping Deng ◽  
Xiaodie Zhao ◽  
Xuefeng Ruan ◽  
Ning Qi ◽  
...  

A high thermoelectric figure of merit ZT of 2.5 at 730 K is achieved in p-type Ge1−xSmxTe through synergetic optimization of electrical and thermal transport properties. Sm doping effectively suppresses...


RSC Advances ◽  
2021 ◽  
Vol 11 (39) ◽  
pp. 24456-24465
Author(s):  
Rapaka S. C. Bose ◽  
K. Ramesh

Polycrystalline p-type Sb1.5Bi0.5Te3 (SBT) and n-type Bi2Te2.7Se0.3 (BTS) compounds possessing layered crystal structure show anisotropic electronic and thermal transport properties.


2015 ◽  
Vol 17 (19) ◽  
pp. 13006-13012 ◽  
Author(s):  
Chao-Feng Wu ◽  
Tian-Ran Wei ◽  
Jing-Feng Li

Semiconducting characteristics of Pb1−xSnxSe solid solutions were investigated to reveal the Sn substitution effects on thermoelectric performance.


2012 ◽  
Vol 112 (6) ◽  
pp. 063714 ◽  
Author(s):  
Pankaj Jha ◽  
Timothy D. Sands ◽  
Laura Cassels ◽  
Philip Jackson ◽  
Tela Favaloro ◽  
...  

2011 ◽  
Vol 509 (4) ◽  
pp. 1101-1105 ◽  
Author(s):  
Pengfei Qiu ◽  
Xun Shi ◽  
Xihong Chen ◽  
Xiangyang Huang ◽  
Ruiheng Liu ◽  
...  

2019 ◽  
Vol 772 ◽  
pp. 593-602 ◽  
Author(s):  
Kwanlae Kim ◽  
Gwansik Kim ◽  
Sang Il Kim ◽  
Kyu Hyoung Lee ◽  
Wooyoung Lee

Author(s):  
Shagun Nag ◽  
Ranber Singh ◽  
Ranjan Kumar

The enhancement in the thermoelectric figure of merit (ZT) of a material is limited by the interplay of the electronic transport coefficients. Here we report the greatly enhanced thermoelectric performance...


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