Topological phonons and thermal conductivity of two-dimensional Dirac semimetal PtN4C2
PtN 4 C 2 is a recently predicted two-dimensional (2D) Dirac semimetal exhibiting significant
topological quantum spin and valley Hall effects. Herein, we explore its topological phonon …
topological quantum spin and valley Hall effects. Herein, we explore its topological phonon …
Symmetry breaking through molecular engineering to achieve “on–off–on” nonlinear optical switch in a [SnCl 6] 2− framework
Z Cai, Z Yinan, J Chen, X He, Z Zhang… - Chemical …, 2024 - pubs.rsc.org
The impact of molecular point groups on phase transition materials has been seldom
discussed. Two organic cations with different symmetries were incorporated into a [SnCl6] …
discussed. Two organic cations with different symmetries were incorporated into a [SnCl6] …
Phonon modes and topological phonon properties in (GaN) x/(AlN) x and (AlGaN) x/(GaN) x superlattices
DS Tang, LM Zhang - Physica Scripta, 2023 - iopscience.iop.org
To effectively regulate thermal transport for the near-junction thermal management of GaN
electronics, it is imperative to gain an understanding of the phonon characteristics of GaN …
electronics, it is imperative to gain an understanding of the phonon characteristics of GaN …
Straight and twisted open nodal-line phonon states in the CaI 2 family of materials
MX Wu, DS Ma, T Yang, YH Wei, K Chai… - Physical Chemistry …, 2023 - pubs.rsc.org
Based on first-principles calculations and symmetry analysis, we propose that trigonal CaI2
with the space group Pm1 possesses straight and twisted open nodal-line phonon states …
with the space group Pm1 possesses straight and twisted open nodal-line phonon states …
Variations of Interatomic Force Constants in the Topological Phonon Phase Transition of AlGaN
D Tang - physica status solidi (RRL)–Rapid Research Letters, 2024 - Wiley Online Library
The topological effects of phonons are extensively studied in various materials, which have
the potential to improve heat dissipation in power electronics due to its intrinsic, topologically …
the potential to improve heat dissipation in power electronics due to its intrinsic, topologically …
Nonlocality and Strength of Interatomic Interactions Inducing the Topological Phonon Phase Transition
D Tang - arxiv preprint arxiv:2404.12557, 2024 - arxiv.org
Understanding the phonon behavior in semiconductors from a topological physics
perspective provides more opportunities to uncover extraordinary physics related to phonon …
perspective provides more opportunities to uncover extraordinary physics related to phonon …