4.3k citations
Counting papers with at most 25 authors, so collaboration author lists do not stand in for the people here.
- Seoul National UniversityKR138 papers
- The University of TokyoJP133 papers
- Centre National de la Recherche ScientifiqueFR113 papers
- Pusan National UniversityKR110 papers
- Massachusetts Institute of TechnologyUS105 papers
- Korea Astronomy and Space Science InstituteKR104 papers
- California Institute of TechnologyUS99 papers
- Université Libre de BruxellesBE99 papers
- University of ChicagoUS99 papers
- National Astronomical Observatory of JapanJP97 papers
- Lomonosov Moscow State UniversityRU96 papers
- Universität HamburgDE94 papers
34 papers · 1 filter
Correlated interlayer quantum Hall state in large-angle twisted trilayer graphene
Dohun Kim, Gyeoul Lee, Nicolas Leconte +6
Trilayer graphene allows systematic control of its electronic structure through stacking sequence and twist geometry, providing a versatile platform for correlated states. Here we…
Relativistic Spin-Lattice Interaction Compatible with Discrete Translation Symmetry in Solids
Bumseop Kim, Noejung Park, Kyoung-Whan Kim
Recent interest in orbital angular momentum has led to a rapid expansion of research on spin-orbit coupling effects in solids, while also highlighting significant technical challen…
Twisted MoSe2 Homobilayer Behaving as a Heterobilayer
Arka Karmakar, Abdullah Al-Mahboob, Natalia Zawadzka +11
Heterostructures (HSs) formed by the transition-metal dichalcogenides (TMDCs) materials have shown great promise in next-generation optoelectronic and photonic applications. An art…
Optoelectronic manifestation of orbital angular momentum driven by chiral hopping in helical Se chains
Bumseop Kim, Dongbin Shin, Seon Namgung +3
Chiral materials have garnered significant attention in the field of condensed matter physics. Nevertheless, the magnetic moment induced by the chiral spatial motion of electrons i…
Ferroelectricity-driven phonon Berry curvature and non-linear phonon Hall transports
Jino Im, Choong H. Kim, Hosub Jin
Berry curvature (BC) governs topological phases of matter and generates anomalous transport. When a magnetic field is applied, phonons can acquire BC indirectly through spin-lattic…
Wide Effective Work-Function Tuning of Al/SiO/Si Junction Achieved with Graphene Interlayer at Al/SiO Interface
Wonho Song, Jung-Yong Lee, Junhyung Kim +7
The effective work-function of metal electrode is one of the major factors to determine the threshold voltage of metal/oxide/semiconductor junction. In this work, we demonstrate ex…
Unusual Spin Polarization in the Chirality Induced Spin Selectivity
Yotam Wolf, Yizhou Liu, Jiewen Xiao +2
Chirality-induced spin selectivity (CISS) refers to the fact that electrons get spin polarized after passing through organic chiral molecules in a nanoscale device. In CISS, chiral…
High Density, Localized Quantum Emitters in Strained 2D Semiconductors
Gwangwoo Kim, Hyong Min Kim, Pawan Kumar +14
Two-dimensional chalcogenide semiconductors have recently emerged as a host material for quantum emitters of single photons. While several reports on defect and strain-induced sing…
Fe- and Co-based magnetic tunnel junctions with AlN and ZnO spacers
Gokaran Shukla, Stefano Sanvito, Geunsik Lee
AlN and ZnO, two wide band-gap semiconductors extensively used in the display industry, crystallise in the wurtzite structure, which can favour the formation of epitaxial interface…
Magnetic Ordering, Anomalous Lifshitz Transition and Topological Grain Boundaries in Two-Dimensional Biphenylene Network
Young-Woo Son, Hosub Jin, Sejoong Kim
We study electronic properties of a new planar carbon crystal formed through networking biphenylene molecules. Novel electronic features among carbon materials such as zone-center…
Tracing out the Berry curvature dipole and multipoles in second harmonic Hall responses of time-reversal symmetric insulators
Mahmut Sait Okyay, Shunsuke Sato, Kunwoo Kim +3
Various nonlinear characteristics of solid states, such as the circular photogalvanic effect of time-reversal symmetric insulators, the quantized photogalvanic effect of Weyl semim…
Vertical transverse transport induced by hidden in-plane Berry curvature in two dimensions
Kyoung-Whan Kim, Hogyun Jeong, Jeongwoo Kim +1
The discovery of Berry curvature (BC) has spurred a tremendous surge of research into various quantum phenomena such as the anomalous transport of electrons and the topological pha…
Fermi velocity renormalization in graphene probed by terahertz time-domain spectroscopy
Patrick R. Whelan, Qian Shen, Binbin Zhou +13
We demonstrate terahertz time-domain spectroscopy (THz-TDS) to be an accurate, rapid and scalable method to probe the interaction-induced Fermi velocity renormalization νF^* of cha…
Thermal generation, manipulation and detection of skyrmions
Zidong Wang, Minghua Guo, Heng-An Zhou +19
Recent years have witnessed significant progresses in realizing skyrmions in chiral magnets1-4 and asymmetric magnetic multilayers5-13, as well as their electrical manipulation2,7,…
Universal mechanical exfoliation of large-area 2D crystals
Yuan Huang, Yu-Hao Pan, Rong Yang +27
Two-dimensional (2D) materials provide extraordinary opportunities for exploring phenomena arising in atomically thin crystals. Beginning with the first isolation of graphene, mech…
Fabrication and Imaging of Monolayer Phosphorene with Preferred Edge Configurations via Graphene-Assisted Layer-by-Layer Thinning
Yangjin Lee, Sol Lee, Jun-Yoeong Yoon +3
Phosphorene, a monolayer of black phosphorus (BP), is an elemental two-dimensional material with interesting physical properties, such as high charge carrier mobility and exotic an…
Complete determination of crystallographic orientation of ReX2 (X=S, Se) by polarized Raman spectroscopy
Yun Choi, Keunui Kim, Soo Yeon Lim +5
Polarized Raman spectroscopy on few-layer ReS2 and ReSe2 was carried out to determine the crystallographic orientations. Since monolayer ReX2 (X=S or Se) has a distorted trigonal s…
Prediction of ferroelectricity-driven Berry curvature enabling charge- and spin-controllable photocurrent in tin telluride monolayers
Jeongwoo Kim, Kyoung-Whan Kim, Dongbin Shin +4
In symmetry-broken crystalline solids, pole structures of Berry curvature (BC) can emerge, and they have been utilized as a versatile tool for controlling transport properties. For…
Negative Fermi-level Pinning Effect of Metal/n-GaAs(001) Junction with Graphene Interlayer
Hoon Hahn Yoon, Wonho Song, Sungchul Jung +6
It is demonstrated that the electric dipole layer due to the overlapping of electron wavefunctions at metal/graphene contact results in negative Fermi-level pinning effect on the r…
Resonantly hybridised excitons in moiré superlattices in van der Waals heterostructures
Evgeny M. Alexeev, David A. Ruiz-Tijerina, Mark Danovich +16
Atomically-thin layers of two-dimensional materials can be assembled in vertical stacks held together by relatively weak van der Waals forces, allowing for coupling between monolay…
Planar and van der Waals heterostructures for vertical tunnelling single electron transistors
Gwangwoo Kim, Sung-Soo Kim, Jonghyuk Jeon +18
Despite a rich choice of two-dimensional materials, which exists these days, heterostructures, both vertical (van der Waals) and in-plane, offer an unprecedented control over the p…
The interfacial spin modulation of graphene on Fe(111)
J. Hong, H. -N. Hwang, A. T. NDiaye +13
When Fe, which is a typical ferromagnet using d- or f-orbital states, is combined with 2D materials such as graphene, it offers many opportunities for spintronics. The origin of 2D…
Unraveling materials Berry curvature and Chern-Simons numbers from real-time evolution of Bloch states
Dongbin Shin, Shunsuke A. Sato, Hannes Hübener +4
Materials can be classified by the topological character of their electronic structure and, in this perspective, global attributes immune to local deformations have been discussed…
Anomalous twin boundaries in 2D materials
A. P. Rooney, Z. Li, W. Zhao +7
The high mechanical strength and excellent flexibility of 2D materials such as graphene are some of their most important properties [1]. Good flexibility is key for exploiting 2D m…