120 citations · 609 across the 20 of their papers we have counts for
20 papers
Strong coupling of chiral magnons in altermagnets
Zhejunyu Jin, Tianci Gong, Jie Liu +4
Altermagnets recently are identified as a new class of magnets that break the time-reversal symmetry without exhibiting net magnetization. The role of the dipole-dipole interaction…
Simulating Thiele's Equation and Collective Skyrmion Dynamics in Circuit Networks
Huanhuan Yang, Lingling Song, Yunshan Cao +1
Developed half a century ago, Thiele's equation has played a crucial role in describing the motion of magnetic textures, ranging from simple magnetic domains to exotic magnetic sol…
Circuit realization of topological physics
Huanhuan Yang, Lingling Song, Yunshan Cao +1
Recently, topolectrical circuits (TECs) boom in studying the topological states of matter. The resemblance between circuit Laplacians and tight-binding models in condensed matter p…
Cavity-Induced Strong Magnon-Magnon Coupling in Altermagnets
Zhejunyu Jin, Huanhuan Yang, Zhaozhuo Zeng +2
Long-distance strong coupling between short-wavelength magnons remains an outstanding challenge in quantum magnonics, an emerging interdiscipline between magnonics and quantum info…
Realization of Wilson fermions in topolectrical circuits
Huanhuan Yang, Lingling Song, Yunshan Cao +1
Wilson fermion (WF) is a fundamental particle in the theory of quantum chromodynamics, originally proposed by Kenneth Wilson to solve the fermion doubling problem, i.e., more fermi…
Competition of non-Hermitian skin effect and topological localization of corner states observed in circuits
Chan Tang, Huanhuan Yang, Lingling Song +3
Exploring topological phases in non-Hermitian systems has attracted significant recent attention. One intriguing question is how topological edge states compete with the non-Hermit…
Observation of type-III corner states induced by long-range interactions
Huanhuan Yang, Lingling Song, Yunshan Cao +1
Long-range interactions (LRIs) are ubiquitous in nature. Higher-order topological (HOT) insulator represents a new phase of matter. A critical issue is how LRI dictates the HOT pha…
Square-root higher-order Weyl semimetals
Lingling Song, Huanhuan Yang, Yunshan Cao +1
The mathematical foundation of quantum mechanics is built on linear algebra, while the application of nonlinear operators can lead to outstanding discoveries under some circumstanc…
Experimental realization of two-dimensional weak topological insulators
Huanhuan Yang, Lingling Song, Yunshan Cao +1
We report the experimental realization of two-dimensional (2D) weak topological insulator (WTI) in spinless Su-Schrieffer-Heeger circuits with parity-time and chiral symmetries. St…
Nonreciprocal Spin Waves Driven by Left-Hand Microwaves
Zhizhi Zhang, Zhenyu Wang, Huanhuan Yang +3
It is a conventional wisdom that a left-hand microwave cannot efficiently excite the spin wave (SW) in ferromagnets, due to the constraint of angular momentum conservation. In this…
Experimental observation of edge-dependent quantum pseudospin Hall effect
Huanhuan Yang, Lingling Song, Yunshan Cao +2
It is a conventional wisdom that the helical edge states of quantum spin Hall (QSH) insulator are particularly stable due to the topological protection of time-reversal symmetry. H…
Strong coupling of quantized spin waves in ferromagnetic bilayers
Zhizhi Zhang, Huanhuan Yang, Zhenyu Wang +2
We formulate a strong-coupling theory for perpendicular standing spin waves (PSSWs) in ferromagnetic bilayers with the interlayer exchange coupling (IEC). Employing the Hoffmann bo…
Realization of the square-root higher-order topological insulator in electric circuits
Lingling Song, Huanhuan Yang, Yunshan Cao +1
Higher-order topological insulator (HOTI) represents a new phase of matter, the characterization of which goes beyond the conventional bulk-boundary correspondence and is attractin…
Observation of symmetry protected zero modes in topolectrical circuits
Huanhuan Yang, Z. -X. Li, Yuanyuan Liu +2
Higher-order topological insulators are a new class of topological phases of matter, originally conceived for electrons in solids. It has been suggested that Berry p…
Higher-order exceptional points in all-magnetic structures
Tianlin Yu, Huanhuan Yang, Lingling Song +2
Magnetometers with exceptional sensitivity are highly demanded in solving a variety of physical and engineering problems, such as measuring Earth's weak magnetic fields and prospec…
Current-induced skyrmion motion on magnetic nanotubes
Xiaofan Wang, X. S. Wang, C. Wang +3
Magnetic skyrmions are believed to be the promising candidate of information carriers in spintronics. However, the skyrmion Hall effect due to the nontrivial topology of skyrmions…
Atomic antiferromagnetic domain wall propagation beyond the relativistic limit
Huanhuan Yang, H. Y. Yuan, Ming Yan +1
We theoretically investigate the dynamics of atomic domain walls (DWs) in antiferromagnets driven by a spin-orbit field. For a DW with the width of a few lattice constants, we iden…
Antiferromagnetism emerging in a ferromagnet with gain
Huanhuan Yang, C. Wang, Tianlin Yu +2
We present a theoretical mapping to show that a ferromagnet with gain (loss) is equivalent to an antiferromagnet with an equal amount of loss (gain). Our finding indicates a novel…
Twisted skyrmion at domain boundaries and the method of image
Huanhuan Yang, C. Wang, Xiaofan Wang +3
We predict a novel twisted skyrmion structure at the boundary of two antiferromagnetically coupled magnetic domains with antiparallel magnetization directions. Through this interme…
Photonic orbital angular momentum transfer and magnetic skyrmion rotation
Wenrui Yang, Huanhuan Yang, Yunshan Cao +1
Magnetic skyrmions are chiral quasiparticles that show promise for future spintronic applications such as skyrmion racetrack memories and logic devices because of their topological…