Insights into low thermal conductivity in inorganic materials for thermoelectrics
Efficient manipulation of thermal conductivity and fundamental understanding of the
microscopic mechanisms of phonon scattering in crystalline solids are crucial to achieve …
microscopic mechanisms of phonon scattering in crystalline solids are crucial to achieve …
High‐performance GeTe‐based thermoelectrics: from materials to devices
High‐performance GeTe‐based thermoelectrics have been recently attracting growing
research interest. Here, an overview is presented of the structural and electronic band …
research interest. Here, an overview is presented of the structural and electronic band …
Elastic moduli: a tool for understanding chemical bonding and thermal transport in thermoelectric materials
The elastic behavior of a material can be a powerful tool to decipher thermal transport. In
thermoelectrics, measuring the elastic moduli—directly tied to sound velocity—is critical to …
thermoelectrics, measuring the elastic moduli—directly tied to sound velocity—is critical to …
Germanium chalcogenide thermoelectrics: electronic structure modulation and low lattice thermal conductivity
Thermoelectric materials can convert untapped heat to electricity and are expected to have
an important role in future energy utilization. IV–VI metal chalcogenides are the most …
an important role in future energy utilization. IV–VI metal chalcogenides are the most …
Crystal symmetry induced structure and bonding manipulation boosting thermoelectric performance of GeTe
Rock-salt structured GeTe has been reckoned as a promising medium temperature
thermoelectric material due to its decent thermal conductivity and multiple electronic valence …
thermoelectric material due to its decent thermal conductivity and multiple electronic valence …
Anomalous lattice thermal conductivity increase with temperature in cubic GeTe correlated with strengthening of second-nearest neighbor bonds
Understanding thermal transport mechanisms in phase change materials is critical to
elucidating the microscopic picture of phase transitions and advancing thermal energy …
elucidating the microscopic picture of phase transitions and advancing thermal energy …
The germanium telluride monolayer: a two dimensional semiconductor with high carrier mobility for photocatalytic water splitting
Photocatalytic water splitting represents the most promising approach to convert solar
energy into chemical energy, and numerous efforts have been devoted to seeking …
energy into chemical energy, and numerous efforts have been devoted to seeking …
High zT and Its Origin in Sb‐doped GeTe Single Crystals
RK Vankayala, TW Lan, P Parajuli, F Liu… - Advanced …, 2020 - Wiley Online Library
A record high zT of 2.2 at 740 K is reported in Ge0. 92Sb0. 08Te single crystals, with an
optimal hole carrier concentration≈ 4× 1020 cm− 3 that simultaneously maximizes the …
optimal hole carrier concentration≈ 4× 1020 cm− 3 that simultaneously maximizes the …
Anharmonic lattice dynamics and the origin of intrinsic ultralow thermal conductivity in AgI materials
Ionic conductors such as AgI with ultralow thermal conductivities (κ l) are of increasing
interest because of their excellent thermoelectric properties. However, the origin of their …
interest because of their excellent thermoelectric properties. However, the origin of their …
Engineering electronic structure and lattice dynamics to achieve enhanced thermoelectric performance of Mn–Sb Co-doped GeTe
GeTe, as a p-type semiconductor, has been intensively studied in recent years as a
promising lead-free mid-temperature-range thermoelectric (TE) material. Herein, we report …
promising lead-free mid-temperature-range thermoelectric (TE) material. Herein, we report …