Encyclopedia of emergent particles in three-dimensional crystals

ZM Yu, Z Zhang, GB Liu, W Wu, XP Li, RW Zhang… - Science Bulletin, 2022 - Elsevier
The past decade has witnessed a surge of interest in exploring emergent particles in
condensed matter systems. Novel particles, emerged as excitations around exotic band …

Hybrid-type nodal ring phonons and coexistence of higher-order quadratic nodal line phonons in an AgZr alloy

F Zhou, Z Zhang, H Chen, M Kuang, T Yang, X Wang - Physical Review B, 2021 - APS
Nodal line states in electronic systems can be classified based on the order of dispersion
around a band degeneracy (ie, linear, quadratic, or cubic) and the various slopes of crossing …

Shifting beams at normal incidence via controlling momentum-space geometric phases

J Wang, M Zhao, W Liu, F Guan, X Liu, L Shi… - Nature …, 2021 - nature.com
When hitting interfaces between two different media, light beams may undergo small shifts.
Such beam shifts cannot be described by the geometrical optics based on Snell's law and …

Symmetry-enforced ideal lanternlike phonons in the ternary nitride

X Wang, F Zhou, T Yang, M Kuang, ZM Yu, G Zhang - Physical Review B, 2021 - APS
Topological physics of phonon spectra has been attracting great interest. Using the first-
principle calculations and symmetry analysis, we show the realistic ternary nitride Li 6 WN 4 …

Charge-four Weyl point: Minimum lattice model and chirality-dependent properties

C Cui, XP Li, DS Ma, ZM Yu, Y Yao - Physical Review B, 2021 - APS
Topological Weyl semimetals have been attracting broad interest. Recently, a new type of
Weyl point with topological charge of four, termed as charge-four Weyl point (C-4 WP), was …

Discovery of a maximally charged Weyl point

Q Chen, F Chen, Y Pan, C Cui, Q Yan, L Zhang… - Nature …, 2022 - nature.com
The hypothetical Weyl particles in high-energy physics have been discovered in three-
dimensional crystals as collective quasiparticle excitations near two-fold degenerate Weyl …

Planar Hall effect in topological Weyl and nodal-line semimetals

L Li, J Cao, C Cui, ZM Yu, Y Yao - Physical Review B, 2023 - APS
Using symmetry analysis and a semiclassical Boltzmann equation, we theoretically explore
the planar Hall effect (PHE) in three-dimensional materials. We demonstrate that PHE is a …

Phononic higher-order nodal point in two dimensions

WW Yu, Y Liu, W Meng, H Liu, J Gao, X Zhang, G Liu - Physical Review B, 2022 - APS
Fermionic quasiparticles in solids have attracted tremendous attention in the last decades.
The conceptual framework of quasiparticles has recently been extended to bosonic systems …

Temporal Goos-Hänchen Shift in Synthetic Discrete-Time Heterolattices

C Qin, S Wang, B Wang, X Hu, C Liu, Y Li, L Zhao… - Physical Review Letters, 2024 - APS
Experimental demonstration of tunable temporal Goos-Hänchen shift (GHS) in synthetic
discrete-time heterolattices with scalar and vector gauge potentials is reported. By using …

Magnetic higher-order nodal lines

Z Zhang, ZM Yu, SA Yang - Physical Review B, 2021 - APS
Nodal lines, as one-dimensional band degeneracies in momentum space, usually feature a
linear energy splitting. Here we propose the concept of magnetic higher-order nodal lines …