activity
20122020
most citedUltralow thermal conductivity from transverse acoustic phonon suppression in distorted crystalline α-MgAgSb

99 citations · 116 across the 4 of their papers we have counts for

collaborators

7 papers

cond-mat.mtrl-sci20208 cited

Half-Heusler thermoelectric materials: NMR studies

Yefan Tian, Nader Ghassemi, Wuyang Ren +6

We report Co, Nb, and Sb nuclear magnetic resonance (NMR) measurements combined with density functional theory (DFT) calculations on a series of half-Heusler…

cond-mat.mtrl-sci202099 cited

Ultralow thermal conductivity from transverse acoustic phonon suppression in distorted crystalline α-MgAgSb

Xiyang Li, Peng-Fei Liu, Enyue Zhao +16

Low thermal conductivity is favorable for preserving the temperature gradient between the two ends of a thermoelectric material in order to ensure continuous electron current gener…

cond-mat.mtrl-sci2019

Defect charging and resonant levels in half-Heusler NbTiFeSb

Yefan Tian, Farit G. Vagizov, Nader Ghassemi +5

We report Nb and Sb NMR and Fe Mössbauer studies combined with DFT calculations of NbTiFeSb (), one of the most promisi…

cond-mat.mtrl-sci2019

Optical properties of cubic boron arsenide

Bai Song, Ke Chen, Kyle Bushick +6

The ultrahigh thermal conductivity of boron arsenide makes it a promising material for next-generation electronics and optoelectronics. In this work, we report measured optical pro…

cond-mat.mtrl-sci2015

Optimizing thermoelectric performances of low-temperature SnSe compounds by electronic structure design

Aijun Hong, Lin Li, Haixia Zhu +3

Recently SnSe compound was reported to have a peak thermoelectric figure-5 of-merit (ZT) of 2.62 at 923 K, but the ZT values at temperatures below 750 K are relatively low. In this…

cond-mat.mtrl-sci20129 cited

Inelastic neutron scattering study of phonon density of states in nanostructured Si1xGex thermoelectrics

Chetan Dhital, D. L. Abernathy, Gaohua Zhu +3

Inelastic neutron scattering measurements are utilized to explore relative changes in the generalized phonon density of states of nanocrystalline Si1xGex thermoelectric materials p…