105 citations · 682 across the 35 of their papers we have counts for
35 papers
Anisotropy of spin waves in the field-polarized phase of Fe-doped MnSi
I. N. Khoroshiy, A. Podlesnyak, D. Menzel +4
Chiral magnetic textures, such as skyrmions, are of great interest to the condensed matter community due to their novel transport properties. The stabilization of topologically non…
Spectroscopic Demarcation of Emergent Photons and Spinons in a Dipolar-Octupolar Quantum Spin Liquid
Bin Gao, Zhengbang Zhou, Tingjun Zhang +4
The identification of fractionalized excitations in quantum spin liquids (QSLs) remains a central challenge in condensed matter physics. In dipolar-octupolar (DO) pyrochlores, such…
On the magnetic contribution of itinerant electrons to neutron diffraction in the topological antiferromagnet CeAlGe
V. Pomjakushin, A. Podlesnyak, P. Puphal +3
We report a neutron diffraction study of the magnetic structure of CeAlGe, a candidate topological semimetal that hosts a non-collinear, multi- magnetic phase. By measu…
Spin dynamics in natural multiferroic pyroxene NaFeSiO
Oleksandr Prokhnenko, Stanislav E. Nikitin, Koji Kaneko +8
Spin dynamics in the natural mineral aegirine, NaFeSiO, a member of the pyroxene family, was studied by elastic and inelastic neutron scattering. Magnetization and specific…
Possible Observation of Quadrupole Waves in Spin Nematics
Jieming Sheng, Jiahang Hu, Lei Xu +15
Discovery of new states of matter is a key objective in modern condensed matter physics, which often leads to revolutionary technological advancements such as superconductivity. Qu…
Magnetic excitations and interactions in the Weyl ferrimagnet NdAlSi
Chris J. Lygouras, Hung-Yu Yang, Xiaohan Yao +9
Weyl fermions can arise from time-reversal symmetry-breaking magnetism, but their impact on magnetic order is a source of ongoing research. Using high-precision neutron diffraction…
Observation of the spiral spin liquid in a triangular-lattice material
N. D. Andriushin, S. E. Nikitin, Ø. S. Fjellvåg +7
The spiral spin liquid (SSL) is a highly degenerate state characterized by a continuous contour or surface in reciprocal space spanned by a spiral propagation vector. Although the…
Helical Spin Dynamics in Commensurate Magnets: a Study on Brochantite, CuSO(OH)
S. E. Nikitin, Tao Xie, A. Gazizulina +8
We report the direct observation of a commensurate-ordered antiferromagnetic (AFM) state but incommensurate helical spin dynamics in the natural mineral brochantite CuSO(OH…
High-temperature quantum coherence of spinons in a rare-earth spin chain
Lazar L. Kish, Andreas Weichselbaum, Daniel M. Pajerowski +6
Conventional wisdom dictates that quantum effects become unimportant at high temperatures. In magnets, when the thermal energy exceeds interactions between atomic magnetic moments,…
Quasi-two-dimensional Antiferromagnetic Spin Fluctuations in the Spin-triplet Superconductor Candidate CeRhAs
Tong Chen, Hasan Siddiquee, Zack Rehfuss +10
The tetragonal heavy-fermion superconductor CeRhAs ( K) exhibits an exceptionally high critical field of 14 T for . It under…
Magnetic structure and Ising-like antiferromagnetism in the bilayer triangular lattice compound NdZnPO
Han Ge, Tiantian Li, S. E. Nikitin +14
The complex interplay of spin frustration and quantum fluctuations in low-dimensional quantum materials leads to a variety of intriguing phenomena. This research focuses on a detai…
Cobalt-Based Pyroxenes: A New Playground for Kitaev Physics and Ising Model Realization
Pavel A. Maksimov, Alexey V. Ushakov, Andey F. Gubkin +8
Recent advances in the study of cobaltites have unveiled their potential as a promising platform for realizing Kitaev physics in honeycomb systems and the Ising model in weakly cou…
Quantum Spin Dynamics Due to Strong Kitaev Interactions in the Triangular-Lattice Antiferromagnet CsCeSe
Tao Xie, S. Gozel, Jie Xing +8
The extraordinary properties of the Kitaev model have motivated an intense search for new physics in materials that combine geometrical and bond frustration. In this work, we emplo…
Stripe magnetic order and field-induced quantum criticality in the perfect triangular-lattice antiferromagnet CsCeSe
Tao Xie, Nan Zhao, S. Gozel +13
The two-dimensional triangular-lattice antiferromagnet (TLAF) is a textbook example of frustrated magnetic systems. Despite its simplicity, the TLAF model exhibits a highly rich an…
Magnetic field-induced phases and spin Hamiltonian in Cs2CoBr4
L. Facheris, S. D. Nabi, K. Yu. Povarov +12
Magnetic structures and spin excitations are studied across the phase diagram of the geometrically frustrated S = 3/2 quantum antiferromagnet Cs2CoBr4 in magnetic fields applied al…
Quantum Spin Ice Response to a Magnetic Field in the Dipole-Octupole Pyrochlore CeZrO
E. M. Smith, J. Dudemaine, B. Placke +17
We report new heat capacity measurements on single crystal CeZrO down to 0.1 K in a magnetic field along the direction. These new measurements s…
Bose-Einstein condensation of a two-magnon bound state in a spin-one triangular lattice
Jieming Sheng, Jia-Wei Mei, Le Wang +31
In ordered magnets, the elementary excitations are spin waves (magnons), which obey Bose-Einstein statistics. Similarly to Cooper pairs in superconductors, magnons can be paired in…
Continuous spin excitations in the three-dimensional frustrated magnet K2Ni2(SO4)3
Weiliang Yao, Qing Huang, Tao Xie +12
Continuous spin excitations are widely recognized as one of the hallmarks of novel spin states in quantum magnets, such as quantum spin liquids (QSLs). Here, we report the observat…
Diffusive Excitonic Bands from Frustrated Triangular Sublattice in a Singlet-Ground-State System
Bin Gao, Tong Chen, Xiao-Chuan Wu +17
Magnetic order in most materials occurs when magnetic ions with finite moments in a crystalline lattice arrange in a particular pattern below the ordering temperature determined by…
Confinement of many-body Bethe strings
Jiahao Yang, Tao Xie, S. E. Nikitin +2
Based on Bethe-ansatz approach and inelastic neutron scattering experiments, we reveal evolution of confinement of many-body Bethe strings in ordered regions of quasi-one-dimension…
Complete field-induced spectral response of the spin-1/2 triangular-lattice antiferromagnet CsYbSe
Tao Xie, A. A. Eberharter, Jie Xing +14
Fifty years after Anderson's resonating valence-bond proposal, the spin-1/2 triangular-lattice Heisenberg antiferromagnet (TLHAF) remains the ultimate platform to explore highly en…
A microscopic Kondo lattice model for the heavy fermion antiferromagnet CeIn
W. Simeth, Z. Wang, E. A. Ghioldi +13
Electrons at the border of localization generate exotic states of matter across all classes of strongly correlated electron materials and many other quantum materials with emergent…
High-pressure inelastic neutron scattering study of the anisotropic spin chain [Ni(HF)(3-Clpyradine)]BF
D. M. Pajerowski, A. P. Podlesnyak, J. Herbrych +1
[Ni(HF)(3-Clpyradine)]BF (NBCT) is a one-dimensional (1-D), spin chain material that shows no long-range magnetic order down to thermometer temperatures of 0.1 K.…
Interplay of itinerant electrons and Ising moments in a hybrid honeycomb quantum magnet TmNiAl
H. Ge, C. J. Huang, Q. Zhang +17
The interplay between itinerant electrons and local magnetic moments in quantum materials brings about rich and fascinating phenomena and stimulates various developments in the the…