Large effective magnetic fields from chiral phonons in rare-earth halides

J Luo, T Lin, J Zhang, X Chen, ER Blackert, R Xu… - Science, 2023 - science.org
Time-reversal symmetry (TRS) is pivotal for materials' optical, magnetic, topological, and
transport properties. Chiral phonons, characterized by atoms rotating unidirectionally around …

Light-induced magnetization from magnonic rectification

T Kahana, DA Bustamante Lopez, DM Juraschek - Science Advances, 2024 - science.org
Rectification describes the conversion of an oscillating field or current into a quasi-static one
and the most basic example of a rectifier is an AC/DC converter in electronics. This principle …

Real-time dynamics of angular momentum transfer from spin to acoustic chiral phonon in oxide heterostructures

IH Choi, SG Jeong, S Song, S Park, DB Shin… - Nature …, 2024 - nature.com
Chiral phonons have recently been explored as a novel degree of freedom in quantum
materials. The angular momentum carried by these quasiparticles is generated by the …

Ultrafast Polarization-Resolved Phonon Dynamics in Monolayer Semiconductors

T Lin, X Chen, R Xu, J Luo, H Zhu - Nano Letters, 2024 - ACS Publications
Monolayer transition metal dichalcogenide semiconductors exhibit unique valleytronic
properties interacting strongly with chiral phonons that break time-reversal symmetry. Here …

Phonon inverse Faraday effect from electron-phonon coupling

N Shabala, RM Geilhufe - Physical Review Letters, 2024 - APS
The phonon inverse Faraday effect describes the emergence of a dc magnetization due to
circularly polarized phonons. In this work we present a microscopic formalism for the phonon …

Phonon-induced geometric chirality

CP Romao, DM Juraschek - ACS nano, 2024 - ACS Publications
Chiral properties have seen increasing use in recent years, leading to the emerging fields of
chiral quantum optics, plasmonics, and phononics. While these fields have achieved …

Chiral phonons induced from spin dynamics via magnetoelastic anisotropy

B Ma, ZD Wang, G Chen - Physical Review Letters, 2024 - APS
We propose a mechanism to obtain chiral phononlike excitations from the bond-dependent
magnetoelastic couplings in the absence of out-of-plane magnetization and magnetic fields …

Ultrafast pseudomagnetic fields from electron-nuclear quantum geometry

L Klebl, A Schobert, M Eckstein, G Sangiovanni… - Physical Review Letters, 2025 - APS
Recent experiments demonstrate precise control over coherently excited circular phonon
modes using high-intensity terahertz lasers, opening new pathways towards dynamical …

Unraveling the effect of circularly polarized light on reciprocal media: breaking time reversal symmetry with non-Maxwellian magnetic-esque fields

R Merlin - Physical Review B, 2024 - APS
Optical rectification of intense, circularly polarized light penetrating a material generates a
static magnetization through the inverse Faraday effect and, therefore, a magnetic field …

Gauge theory of giant phonon magnetic moment in doped Dirac semimetals

W Chen, XW Zhang, Y Su, T Cao, D **ao, SZ Lin - Physical Review B, 2025 - APS
We develop a quantitative theory of phonon magnetic moment in doped Dirac semimetals.
Our theory is based on an emergent gauge field approach to the electron-phonon coupling …