Vacancy-Tuned CuAgSe Thermoelectric

High zT in both n/p

By manipulating cation vacancies, the conduction type of CuAgSe can be freely tuned while enhancing thermoelectric performance in both n-type and p-type forms.

Tian, Yu · Ning, Suiting · Liu, Qian · Zhang, Tingting · Xiangbin, Chen · Qi, Ning · Su, Xianli · Tang, Xinfeng · Chen, Zhiquan

ACS Applied Materials & Interfaces 2023

Specifications

n-type Cu Ag

{'zh': '02', 'en': '02'} Zn0

for p-type CuAg

{'zh': '0.96', 'en': '0.96'} Se

Advantages

average zT=0.77 between 470-630 K for n-type

average zT=0.94 between 470-630 K for p-type