Materials with ultrahigh or low thermal conductivity are desirable for many technological
applications, such as thermal management of electronic and photonic devices, heat …

The long-standing popularity of thermoelectric materials has contributed to the creation of
various thermoelectric devices and stimulated the development of strategies to improve their …

Thermoelectric technology has been widely used for key areas, including waste-heat
recovery and solid-state cooling. We discovered tin selenide (SnSe) crystals with potential …

Crystalline thermoelectrics have been developed to be potential candidates for power
generation and electronic cooling, among which SnSe crystals are becoming the most …

Thermoelectric technology enables the harvest of waste heat and its direct conversion into
electricity. The conversion efficiency is determined by the materials figure of merit ZT. Here …

BACKGROUND Heat and electricity are two forms of energy that are at opposite ends of a
spectrum. Heat is ubiquitous, but with low quality, whereas electricity is versatile, but its …

The past two decades have witnessed the rapid growth of thermoelectric (TE) research.
Novel concepts and paradigms are described here that have emerged, targeting superior TE …

Thermoelectric technology experienced rapid development over the past 20 years, with the
most promising applications being in both power generation and active cooling. Among …

The thermal conductivity of crystalline materials cannot be arbitrarily low, as the intrinsic limit
depends on the phonon dispersion. We used complementary strategies to suppress the …