2025
Jun
15

Thermal Conductivity of High-Purity Cubic Boron Arsenide

Our paper "Strong Temperature Dependence of Thermal Conductivity in High-Purity Cubic Boron Arsenide" has been published in Physical Review B.

Jun
01

Low Thermal Conductivity in Garnet-Type Solid Electrolyte

Our paper linking lattice and ionic dynamics with thermal transport in a garnet-type solid electrolyte has been published in PRX Energy.

May
15

Yaokun Su Defends PhD Thesis

Congratulations to Yaokun Su for successfully defending his PhD thesis "Magnetic and Lattice Dynamics in Condensed Matter: From Neutron Scattering to Data-Driven Modeling."

Mar
01

Anomalous Neutron Nuclear-Magnetic Interference Spectroscopy

Our collaborative paper on anomalous neutron nuclear-magnetic interference spectroscopy has been published in Materials Today Physics.

Jan
15

Chiral Magnon Band Splitting in Altermagnetic Hematite

Our paper "Observation of Chiral Magnon Band Splitting in Altermagnetic Hematite" has been published in Physical Review Letters.

Jan
10

Magnetoelectrical Phonon Stiffening in Cr2O3

Our paper "Selected magnetoelectrical phonon stiffening in Cr2O3" has been published in Physical Review B.

Jan
05

Pressure and Temperature Effects on Cr2O3

Our paper on the interplay of pressure and temperature in modulating the magnetic properties of Cr2O3 has been published in the Journal of Alloys and Compounds.

2024
Sep
15

Machine Learning for Phonon Dynamics

Our paper "Uncovering Obscured Phonon Dynamics from Powder Inelastic Neutron Scattering using Machine Learning" has been published in Machine Learning: Science and Technology.

Aug
10

Spin Dynamics in Cr2O3

Our paper "Temperature-dependent spin dynamics in Cr2O3" has been published in Physical Review B.

Jun
15

Qiyang Sun Defends PhD Thesis

Congratulations to Qiyang Sun for successfully defending his PhD thesis "Spin and Lattice Dynamics, and Spin-phonon Interactions in Transition Metal Oxides."

Apr
01

Phonon Anharmonicity in GaN

Our paper "High-order phonon anharmonicity and thermal conductivity in GaN" has been published in Physical Review B.

2023
Nov
23

Graduate Student Wanted for 2024

We are looking for motivated PhD and Master's students to join our group. If you are interested in condensed matter physics, thermal transport, or neutron scattering, please contact Prof. Li.

2022
Aug
12

Thermal Conductivity of BAs under Pressure

Our paper on the thermal conductivity of boron arsenide under pressure has been published in Advanced Electronic Materials. In contrast to typical nonmetallic crystals, BAs shows pressure-independent thermal conductivity below 30 GPa.

Aug
12

Silicon Nanocrystals Paper Published

Our paper "Distinct Acoustic and Optical Phonon Dependences on Particle Size, Oxidation, and Temperature in Silicon Nanocrystals" has been published in the Journal of Physical Chemistry C.

Jul
15

Spin-Phonon Paper in PNAS

Our paper "Mutual spin-phonon driving effects and phonon eigenvector renormalization in nickel (II) oxide" has been published in PNAS.

Jul
15

Frustration in FeGe2

Our paper on frustration-induced diffusive scattering anomaly and dimension change in FeGe2 has been published in Physical Review B.

Jan
15

Monolayer-like Lattice Dynamics in Bulk WSe2

Our paper revealing monolayer-like lattice dynamics in bulk WSe2 has been published in Materials Today Physics.

2021
Nov
01

Phonon Anharmonicity Review Published

Our review paper "Phonon anharmonicity: a pertinent review of recent progress and perspective" has been published in SCIENCE CHINA Physics, Mechanics & Astronomy.

Oct
15

Matryoshka Phonon Twining in GaN

Our paper on the Matryoshka phonon dispersion in alpha-GaN has been published in Communications Physics.

Apr
01

Para-terphenyl Lattice Dynamics

Our paper on pressure- and temperature-dependent inelastic neutron scattering study of para-terphenyl has been published in PCCP.

2020
Dec
16

VR Tour of SNS

Check out the virtual reality tour of the Spallation Neutron Source, where we do much of our neutron scattering research. Take the tour.

Nov
20

Magnon Polarons in Cr2O3

Our paper "Observation of Magnon Polarons in a Uniaxial Antiferromagnetic Insulator" has been published in Physical Review Letters.

Jul
06

Remote Neutron Experiments

The group is working fully remotely but we already started new neutron experiments with the help of instrument scientists at Oak Ridge! UCR is preparing to reopen the labs.

May
01

Giant Anharmonicity in Si Nanocrystals

Our paper on giant low-temperature anharmonicity in silicon nanocrystals has been published in Physical Review Materials.

2019
Sep
24

Summer Scattering Experiments

The group performed two experiments at the HERIX instrument at the Advanced Photon Source and three scattering experiments at the ARCS instrument at the Spallation Neutron Source this summer.

May
16

Visiting Scholar

Bin Wei is visiting our group from Dr. Jiawang Hong's group in Beijing Institute of Technology for 6 months.

2018
Nov
06

SNS Experiments

The group performed two ARCS experiments to investigate the spin-phonon interactions under magnetic field.

Nov
06

Inelastic X-ray Experiment at Argonne

The group performed an experiment on the HERIX beamline at the Advanced Photon Source to study chiral phonons in low-symmetry materials.

2017
Oct
01

Group Website Launched

Welcome to the new Li Group website at UC Riverside!