115 citations · 390 across the 17 of their papers we have counts for
18 papers
Unconventional and Fragile Magnetic Exciton in a van der Waals Quantum Magnet
Kai-Xuan Zhang, Min Zhang, Minjae Kim +25
The recently discovered magnetic exciton in the van der Waals (vdW) antiferromagnet NiPS3 exemplifies these phenomena, exhibiting several distinctive characteristics. Despite exten…
Microscopic evidence for a Zhang-Rice triplet state in the van der Waals antiferromagnet, NiPS
Beom Hyun Kim, Youjin Lee, Junik Hwang +3
Quantum-entangled states underpin many emergent phenomena in quantum materials, yet their direct experimental identification remains a challenge. NiPS, a van der Waals antiferr…
Coherent terahertz control of metastable magnetization in FePS3
Batyr Ilyas, Tianchuang Luo, Honglie Ning +7
The crystal lattice governs the emergent electronic, magnetic, and optical properties of quantum materials, making structural tuning through strain, pressure, or chemical substitut…
Terahertz field-induced metastable magnetization near criticality in FePS3
Batyr Ilyas, Tianchuang Luo, Alexander von Hoegen +8
Controlling the functional properties of quantum materials with light has emerged as a frontier of condensed-matter physics, leading to the discovery of various light-induced phase…
Spontaneous emergence of phonon angular momentum through hybridization with magnons
Honglie Ning, Tianchuang Luo, Batyr Ilyas +7
Chirality, the breaking of improper rotational symmetry, is a fundamental concept spanning diverse scientific domains. In condensed matter physics, chiral phonons, originating from…
Terahertz Control of Linear and Nonlinear Magno-Phononics
Tianchuang Luo, Honglie Ning, Batyr Ilyas +8
Coherent manipulation of magnetism through the lattice provides unprecedented opportunities for controlling spintronic functionalities on the ultrafast timescale. Such nonthermal c…
Electrical control of topological 3Q state in intercalated van der Waals antiferromagnet Cox-TaS2
Junghyun Kim, Kai-Xuan Zhang, Pyeongjae Park +4
Van der Waals (vdW) magnets have opened a new avenue of opportunities encompassing various interesting phases. Co1/3TaS2-an intercalated metallic vdW antiferromagnet-is one of the…
Direct Observation and Analysis of Low-Energy Magnons with Raman Spectroscopy in Atomically Thin NiPS3
Woongki Na, Pyeongjae Park, Siwon Oh +6
Van der Waals (vdW) magnets have rapidly emerged as a fertile playground for novel fundamental physics and exciting applications. Despite the impressive developments over the past…
Distinct Optical Excitation Mechanisms of a Coherent Magnon in a van der Waals Antiferromagnet
Clifford J. Allington, Carina A. Belvin, Urban F. P. Seifert +9
The control of antiferromagnets with ultrashort optical pulses has emerged as a prominent field of research. Tailored laser excitation can launch coherent spin waves at terahertz f…
Rapid suppression of quantum many-body magnetic exciton in doped van der Waals antiferromagnet (Ni,Cd)PS3
Junghyun Kim, Woongki Na, Jonghyeon Kim +7
The unique discovery of magnetic exciton in van der Waals antiferromagnet NiPS3 arises between two quantum many-body states of a Zhang-Rice singlet excited state and a Zhang-Rice t…
Coherent detection of hidden spin-lattice coupling in a van der Waals antiferromagnet
Emre Ergeçen, Batyr Ilyas, Junghyun Kim +7
Strong interactions between different degrees of freedom lead to exotic phases of matter with complex order parameters and emergent collective excitations. Conventional techniques,…
Magnetically brightened dark electron-phonon bound states in a van der Waals antiferromagnet
Emre Ergeçen, Batyr Ilyas, Dan Mao +6
In van der Waals (vdW) materials, strong coupling between different degrees of freedom can hybridize elementary excitations into bound states with mixed character. Correctly identi…
Field-tunable toroidal moment and anomalous Hall effect in noncollinear antiferromagnetic Weyl semimetal Co1/3TaS2
Pyeongjae Park, Yoon-Gu Kang, Junghyun Kim +4
Combining magnetism with band topology provides various novel phases that are otherwise impossible. Among several cases, noncollinear metallic antiferromagnets can reveal particula…
Air Stable and Layer Dependent Ferromagnetism in Atomically Thin van der Waals CrPS
Joolee Son, Suhan Son, Pyeongjae Park +15
Ferromagnetism in two-dimensional materials presents a promising platform for the development of ultrathin spintronic devices with advanced functionalities. Recently discovered fer…
Highly efficient nonvolatile magnetization switching and multi-level states by current in single van der Waals topological ferromagnet Fe3GeTe2
Kaixuan Zhang, Youjin Lee, Matthew J. Coak +10
Robust multi-level spin memory with the ability to write information electrically is a long-sought capability in spintronics, with great promise for applications. Here we achieve n…
Gigantic current control of coercive field and magnetic memory based on nm-thin ferromagnetic van der Waals Fe3GeTe2
Kaixuan Zhang, Seungyun Han, Youjin Lee +11
Controlling magnetic states by a small current is essential for the next-generation of energy-efficient spintronic devices. However, it invariably requires considerable energy to c…
Kagome van-der-Waals Pd3P2S8 with flat band
Seunghyun Park, Soonmin Kang, Haeri Kim +13
With the advanced investigations into low-dimensional systems, it has become essential to find materials having interesting lattices that can be exfoliated down to monolayer. One p…
Observation of plateau-like magnetoresistance in twisted Fe3GeTe2/Fe3GeTe2 junction
Junghyun Kim, Suhan Son, Matthew. J. Coak +4
Controlling the stacking of van der Waals (vdW) materials is found to produce exciting new findings, since hetero- or homo- structures have added the diverse possibility of assembl…