Cu₄TiSe₄ Thermoelectric Material

κ_L 0.11 W/m·K

Selenide achieves ultralow lattice thermal conductivity via weak bonding and heavy atoms while maintaining good electrical transport, yielding ZT far above its sulfide counterpart.

Zhang, Tingting · Tian, Yu · Ning, Suiting · Zhang, Ziye · Qi, Ning · Jiang, Man · Chen, Zhiquan

ACS Applied Materials & Interfaces 2023

Specifications

室温晶格热导率

{'zh': '0.11', 'en': ''} W m⁻¹

Advantages

p-type ZT 2.55 at 300 K, 5.04 at 800 K

n-type ZT 2.88 at 300 K, 5.68 at 800 K