104 citations · 802 across the 51 of their papers we have counts for
53 papers
Topological insulators on complex networks
Sunkyu Yu, Xianji Piao, Namkyoo Park
The landscape of topological insulators has expanded beyond its traditional domain of periodic lattices with short-range hopping. Related studies have explored topological phenomen…
Magnetic graphs for cavity quantum electrodynamics
Sunkyu Yu, Xianji Piao, Namkyoo Park
Strengthening light-matter coupling has become a central challenge in cavity quantum electrodynamics (QED), enabling ultrafast gate operations, qubit protection, and deterministic…
Mapping open quantum dynamics onto graphs
Kyuho Kim, Dayeong Lee, Seungkyun Park +3
Graph-theoretic frameworks have been widely employed in quantum physics to address the high-dimensional complexity of quantum systems. Although open quantum dynamics incorporates s…
Tailoring Defects in Photonic Time Crystals for Coherent Energy Control
Dayeong Lee, Jongheon Yeo, Gitae Lee +3
Recent advances in time-varying photonics have revealed new degrees of freedom for manipulating optical states, arising from the distinctive nature of the temporal axis: causality…
Task-specific programming of chaos in neural circuits
Jungyoon Kim, Kyuho Kim, Kunwoo Park +2
Chaotic dynamics have emerged as a versatile resource for neuromorphic and probabilistic computing, enabling high-dimensional nonlinear processing and classical analogues of quantu…
IceCube Second Track Data Release IceTracks-DR2: Data from 2008-2022 for Neutrino Source Searches
R. Abbasi, M. Ackermann, J. Adams +412
We present IceCube's latest release of muon track data for neutrino point-source searches, extending the previously published 10-year dataset to cover 14 years of observations (Apr…
Topological heavy-tailed networks
Sunkyu Yu, Xianji Piao, Namkyoo Park
Although two-dimensional periodic structures have functioned as the primary platform for exploring topological phenomena, recent advances have substantially expanded this research…
Fully programmable slow light based on a spinor representation of generalized coupled-resonator-induced transparency
Seungkyun Park, Beomjoon Chae, Hyungchul Park +3
Electromagnetically induced transparency (EIT), arising from quantum interference in coherently driven atomic systems, has inspired a variety of photonic analogues, such as coupled…
Non-Hermitian stealthy hyperuniformity
Gitae Lee, Seungmok Youn, Ikbeom Lee +5
Symmetry-driven wave physics in open systems, exemplified by parity-time (PT) symmetry, has extended the landscape of crystalline phases in materials science to include gain-loss m…
Scalable Memory Sharing in Photonic Quantum Memristors for Reservoir Computing
Chaehyeon Lim, Hyungchul Park, Beomjoon Chae +4
Although photons are robust, room-temperature carriers well suited to quantum machine learning, the absence of photon-photon interactions hinder the realization of memory functiona…
Heterogeneous networks for phase-sensitive engineering of optical disordered materials
Seungmok Youn, Kunwoo Park, Ikbeom Lee +3
Heterogeneous networks provide a universal framework for extracting subsystem-level features of a complex system, which are critical in graph colouring, pattern classification, and…
Hypergraph modelling of wave scattering to speed-up material design
Kunwoo Park, Ikbeom Lee, Seungmok Youn +3
Hypergraphs offer a generalized framework for understanding complex systems, covering group interactions of different orders beyond traditional pairwise interactions. This modellin…
Heavy-tailed open quantum systems reveal long-lived and ultrasensitive coherence
Sunkyu Yu, Xianji Piao, Namkyoo Park
Understanding random open quantum systems is critical for characterizing the performance of large-scale quantum devices and exploring macroscopic quantum phenomena. Various feature…
Nonlinear unitary circuits for photonic neural networks
Sunkyu Yu, Xianji Piao, Namkyoo Park
Photonics has unlocked the potential for energy-efficient acceleration of deep learning. Most approaches toward photonic deep learning have diligently reproduced traditional deep l…
Programmable photonic unitary circuits for light computing
Kyuho Kim, Kunwoo Park, Hyungchul Park +3
Unitarity serves as a fundamental concept for characterizing linear and conservative wave phenomena in both classical and quantum systems. Developing platforms that perform unitary…
Deep-subwavelength engineering of stealthy hyperuniformity
Jusung Park, Seungkyun Park, Kyuho Kim +3
Light behaviours in disordered materials have been of research interest primarily at length scales beyond or comparable to the wavelength of light, because order and disorder are o…
Programmable lattices for non-Abelian topological photonics and braiding
Gyunghun Kim, Jensen Li, Xianji Piao +2
Non-Abelian physics, originating from noncommutative sequences of operations, unveils novel topological degrees of freedom for advancing band theory and quantum computation. In pho…
Volumetric B1+ field homogenization in 7 Tesla brain MRI using metasurface scattering
Gyoungsub Yoon, Sunkyu Yu, Jongho Lee +1
Ultrahigh field magnetic resonance imaging (UHF MRI) has become an indispensable tool for human brain imaging, offering excellent diagnostic accuracy while avoiding the risks assoc…
Computing Riemann zeros with light scattering
Sunkyu Yu, Xianji Piao, Namkyoo Park
Finding hidden order within disorder is a common interest in material science, wave physics, and mathematics. The Riemann hypothesis, stating the locations of nontrivial zeros of t…
Nonreciprocal field transformation with active acoustic metasurfaces
X. Wen, C. Cho, X. Zhu +2
Field transformation, as an extension of the transformation optics, provides a unique means for nonreciprocal wave manipulation, while the experimental realization remains a signif…
Programmable photonic time circuits for highly scalable universal unitaries
Xianji Piao, Sunkyu Yu, Namkyoo Park
Programmable photonic circuits (PPCs) have garnered substantial interest in achieving deep learning accelerations and universal quantum computations. Although photonic computation…
Comment on "Amplified emission and lasing in photonic time crystals"
Jagang Park, Hee Chul Park, Kyungmin Lee +5
Lyubarov et al. (Research Articles, 22 July 2022, p. 425) claim that the spontaneous emission rate of an atom vanishes at the momentum gap edges of photonic Floquet media. We show…
Acoustic amplifying diode using non-reciprocal Willis coupling
Xinhua Wen, Heung Kit Yip, Choonlae Cho +2
We propose a concept called acoustic amplifying diode in combining both signal isolation and amplification in a single device. The signal is exponentially amplified in one directio…
Unidirectional scattering with spatial homogeneity using photonic time disorder
Jungmin Kim, Dayeong Lee, Sunkyu Yu +1
The temporal degree of freedom in photonics has been a recent research hotspot due to its analogy with spatial axes, causality, and open-system characteristics. In particular, the…