The room-temperature thermoelectric performance of materials underpins their
thermoelectric cooling ability. Carrier mobility plays a significant role in the electronic …

In thermoelectrics, phase engineering serves a crucial function in determining the power
factor by affecting the band degeneracy. However, for low-symmetry compounds, the …

Elemental Te is important for semiconductor applications including thermoelectric energy
conversion. Introducing dopants such as As, Sb, and Bi has been proven critical for …

A high thermoelectric energy conversion efficiency requires a large power factor and a low
thermal conductivity over a broad temperature range. Optimizing the temperature-dependent …

High-entropy lead chalcogenides usually exhibit high ZT values at a very narrow
temperature window because the highly disordered lattice structure trades electrical …

Monocrystalline SnSe is one of the most promising thermoelectric materials with outstanding
performance and a high abundance of constituting elements. However, polycrystalline …

Nanostructuring is important for designing thermoelectrics. Yet, nanoprecipitates are
thermodynamically unstable and coarsen through Ostwald ripening. Here, the Ostwald …

Doping is an important and routine method to tune the properties of semiconductors.
Dopants accumulated at grain boundaries (GBs) can exert a profound influence on …