Publications
2025
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Tomoki Ozawa
What is topological photonics? [In Japanese]
The Review of Laser Engineering 53, 218 (2025). -
William N Faugno, Hosho Katsura, Tomoki Ozawa
Non-equilibirum physics of density-difference dependent Hamiltonian: Quantum Scarring from Emergent Chiral Symmetry
arXiv:2503.05252 -
Tomoki Ozawa
Topological band structures in AMO physics
Proceedings of the International School of Physics "Enrico Fermi" 209, 45-64 (2025)
As a chapter for the Proceedings of the School on Quantum Fluids of Light and Matter edited by Alberto Bramati, Iacopo Carusotto, Cristiano Ciuti. -
Tomoki Ozawa and Henning Schomerus
Geometric contribution to adiabatic amplification in non-Hermitian systems
Phys. Rev. Research 7, 013173 (2025); arXiv:2409.13595 -
Carolina Paiva, Jie Wang, Tomoki Ozawa, Bruno Mera
Geometrical Responses of Generalized Landau Levels: Structure Factor and the Quantized Hall Viscosity
arXiv:2501.11519 -
Xin Shen, Guangyue Ji, Jinjie Zhang, David E. Palomino, Bruno Mera, Tomoki Ozawa, Jie Wang
Exact Parent Hamiltonians for All Landau Level States in a Half-flux Lattice
arXiv:2501.09742 -
Tao Chen, Chenxi Huang, Ivan Velkovsky, Tomoki Ozawa, Hannah Price, Jacob P. Covey, Bryce Gadway
Interaction-driven breakdown of Aharonov--Bohm caging in flat-band Rydberg lattices
Nature Physics 21, 221-227 (2025); arXiv:2404.00737
2024
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Alexandre Chénier, Bosco d'Aligny, Félix Pellerin, Paul-Édouard Blanchard, Tomoki Ozawa, Iacopo Carusotto, Philippe St-Jean
Quantized Hall drift in a frequency-encoded photonic Chern insulator
arXiv:2412.04347 -
Nathan Goldman, Tomoki Ozawa
Relating the Hall conductivity to the many-body Chern number using Fermi's Golden rule and Kramers-Kronig relations
Comptes Rendus. Physique 25, 289-302 (2024); arXiv:2403.03340
Featured article at Laboratoire Kastler Brossel -
Bruno Mera and Tomoki Ozawa
Uniqueness of Landau levels and their analogs with higher Chern numbers
Phys. Rev. Research 6, 033238 (2024); arXiv:2304.00866 -
Ryo Takahashi, Tomoki Ozawa
Bulk-entanglement spectrum correspondence in PT- and PC-symmetric topological insulators and superconductors
Phys. Rev. Research 6, 033192 (2024); arXiv:2403.18372 -
Greta Villa, Iacopo Carusotto, Tomoki Ozawa
Mean-chiral displacement in coherently driven photonic lattices and its application to synthetic frequency dimensions
Communications Physics 7 246 (2024); arXiv:2309.16101
Behind the Paper blog post on the article in Springer Nature Research Communities -
Hiep X. Dinh, Armandas Balčytis, Tomoki Ozawa, Yasutomo Ota, Guanghui Ren, Toshihiko Baba, Satoshi Iwamoto, Arnan Mitchell, and Thach G. Nguyen
Reconfigurable synthetic dimension frequency lattices in an integrated lithium niobate ring cavity
Communications Physics 7, 185 (2024) -
Ivan Velkovsky, Anya Abraham, Enrico Martello, Jiarui Yu, Yaashnaa Singhal, Antonio Gonzalez, DaVonte Lewis, Hannah Price, Tomoki Ozawa, Bryce Gadway
Observation of chiral solitary waves in a nonlinear Aharonov-Bohm ring
arXiv:2406.01732 -
Zhao Liu, Bruno Mera, Manato Fujimoto, Tomoki Ozawa, Jie Wang
Theory of Generalized Landau Levels and Implication for non-Abelian States
arXiv:2405.14479 -
Takuto Tsuno, Shintaro Taie, Yosuke Takasu, Kazuya Yamashita, Tomoki Ozawa, Yoshiro Takahashi
Gain engineering and topological atom laser in synthetic dimensions
arXiv:2404.13769 - Min Yu, Xiangbei Li, Yaoming Chu, Bruno Mera, F. Nur Ünal, Pengcheng Yang, Yu Liu, Nathan Goldman, Jianming Cai
Experimental demonstration of topological bounds in quantum metrology
National Science Review 11, nwae065 (2024); arXiv:2206.00546 - Tomoki Ozawa, Tomoya Hayata
Two-dimensional lattice with an imaginary magnetic field
Phys. Rev. B 109, 085113 (2024); arXiv:2307.14635 - Yutaro Tanaka, Ryo Takahashi, Ryo Okugawa
Non-Hermitian skin effect enforced by nonsymmorphic symmetries
Phys. Rev. B 109, 035131 (2024); arXiv:2306.08923 - W. N. Faugno, Mario Salerno, Tomoki Ozawa
Density Dependent Gauge Field Inducing Emergent Su-Schrieffer-Heeger Physics, Solitons, and Condensates in a Discrete Nonlinear Schrödinger Equation
Phys. Rev. Lett. 132, 023401 (2024); arXiv:2307.02952
2023
- Yosuke Nakata, Toshihiro Nakanishi, Ryo Takahashi, Fumiaki Miyamaru, Shuichi Murakami
Hidden symmetry protection for surface plasmon polaritons
Phys. Rev. Research 5, L042027 (2023) - Yosuke Nakata, Toshihiro Nakanishi, Ryo Takahashi, Fumiaki Miyamaru, Shuichi Murakami
Bulk-edge correspondences for surface plasmon polaritons: A circuit approach
Phys. Rev. B 108, 174105 (2023) - W. N. Faugno, Tomoki Ozawa
Geometric Characterization of Many Body Localization
arXiv:2311.12280 - Grazia Salerno, Tomoki Ozawa, Päivi Törmä
Drude weight and the many-body quantum metric in one-dimensional Bose systems
Phys. Rev. B 108, L140503 (2023); arXiv:2307.10012 - Yaashnaa Singhal, Enrico Martello, Shraddha Agrawal, Tomoki Ozawa, Hannah Price, and Bryce Gadway
Measuring the adiabatic non-Hermitian Berry phase in feedback-coupled oscillators
Phys. Rev. Research 5, L032026 (2023); arXiv:2205.02700 - Ryo Takahashi and Tomoki Ozawa
Bulk-edge correspondence of Stiefel-Whitney and Euler insulators through the entanglement spectrum and cutting procedure
Phys. Rev. B 108, 075129 (2023); arXiv:2304.06974 - Gabriel Cáceres-Aravena, Bastián Real, Diego Guzmán-Silva, Paloma Vildoso, Ignacio Salinas, Alberto Amo, Tomoki Ozawa, Rodrigo A. Vicencio
Edge-to-edge topological spectral transfer in diamond photonic lattices
APL Photonics 8, 080801 (2023); arXiv:2301.04189 - Ritika Anandwade, Yaashnaa Singhal, Sai Naga Manoj Paladugu, Enrico Martello, Michael Castle, Shraddha Agrawal, Ellen Carlson, Cait Battle-McDonald, Tomoki Ozawa, Hannah M. Price, and Bryce Gadway
Synthetic mechanical lattices with synthetic interactions
Phys. Rev. A 108, 012221 (2023); arXiv:2107.09649 - Enrico Martello, Yaashnaa Singhal, Bryce Gadway, Tomoki Ozawa, Hannah M. Price
Coexistence of stable and unstable population dynamics in a nonlinear non-Hermitian mechanical dimer
Phys. Rev. E 107, 064211 (2023); arXiv:2302.03572 - Tomoki Ozawa
Topological phases of matter in quantum engineered systems [in Japanese]
Lecture note for 67th Condensed Matter Physics Summer School - Gabriel Matos, Bruno Mera, José M. Mourão, Paulo D. Mourão, & João P. Nunes
Laughlin States Change Under Large Geometry Deformations and Imaginary Time Hamiltonian Dynamics
Commun. Math. Phys. 399, 2045-2070 (2023); arXiv:2107.11360
2022
- Bruno Mera and Tomoki Ozawa
Singular-connection approach to topological phases and resonant optical responses
Phys. Rev. B 106, 245134 (2022); arXiv:2210.06844 - Bruno Mera, Johannes Mitscherling
Nontrivial quantum geometry of degenerate flat bands
Phys. Rev. B 106, 165133 (2022); arXiv:2205.07900 - W. N. Faugno and Tomoki Ozawa
Interaction-Induced Non-Hermitian Topological Phases from a Dynamical Gauge Field
Phys. Rev. Lett. 129, 180401 (2022); arXiv:2210.01572 - Bruno Mera, Nikola Paunković, Syed Tahir Amin, and Vítor R. Vieira
Information geometry of quantum critical submanifolds: Relevant, marginal, and irrelevant operators
Phys. Rev. B 106, 155101 (2022); arXiv:2201.01329 - Makio Kawasaki, Ken Mochizuki, Hideaki Obuse
Topological phases protected by shifted sublattice symmetry in dissipative quantum systems
Phys. Rev. B 106, 035408 (2022); arXiv:2201.09283 - Bruno Mera, Paulo Mateus, Alexandra M. Carvalho
Model complexity in statistical manifolds: the role of curvature
IEEE Transactions on Information Theory 68, 5619 (2022); arXiv:2007.02904 - Ken Mochizuki and Tomoki Ozawa
Band structures under non-Hermitian periodic potentials: Connecting nearly-free and bi-orthogonal tight-binding models
Phys. Rev. B 105, 174108 (2022); arXiv:2203.00247 - Min Yu, Yu Liu, Pengcheng Yang, Musang Gong, Qingyun Cao, Shaoliang Zhang, Haibin Liu, Markus Heyl, Tomoki Ozawa, Nathan Goldman, Jianming Cai
Quantum Fisher information measurement and verification of the quantum Cramér–Rao bound in a solid-state qubit
npj Quantum Information 8, 56 (2022); arXiv:2003.08373 - Takumi Bessho, Ken Mochizuki, Hideaki Obuse, Masatoshi Sato
Extrinsic topology of Floquet anomalous boundary states in quantum walks
Phys. Rev. B 105, 094306 (2022); arXiv:2112.03167 - Armandas Balčytis, Tomoki Ozawa, Yasutomo Ota, Satoshi Iwamoto, Jun Maeda, Toshihiko Baba
Synthetic dimension band structures on a Si CMOS photonic platform
Science Advances 8, eabk0468 (2022); arXiv:2105.13742 - Hannah Price, Yidong Chong, Alexander Khanikaev, Henning Schomerus, Lukas J. Maczewsky,
Mark Kremer, Matthias Heinrich, Alexander Szameit, Oded Zilberberg, Yihao Yang, Baile Zhang,
Andrea Alù, Ronny Thomale, Iacopo Carusotto, Philippe St-Jean, Alberto Amo, Avik Dutt,
Luqi Yuan, Shanhui Fan, Xuefan Yin, Chao Peng, Tomoki Ozawa, Andrea Blanco-Redondo
Roadmap on Topological Photonics
J. Phys. Photonics 4 032501 (2022); arXiv:2201.06315
2021
- Ken Mochizuki, Kaoru Mizuta, Norio Kawakami
Fate of topological edge states in disordered periodically driven nonlinear systems
Phys. Rev. Research 3, 043112 (2021); arXiv:2108.00649
Selected as Editor's Suggestion - Bruno Mera and Tomoki Ozawa
Engineering geometrically flat Chern bands with Fubini-Study Kähler structure
Phys. Rev. B 104, 115160 (2021); arXiv:2107.09039 - Bruno Mera and Tomoki Ozawa
Kähler geometry and Chern insulators: Relations between topology and the quantum metric
Phys. Rev. B 104, 045104 (2021); arXiv:2103.11583 - Tomoki Ozawa and Bruno Mera
Relations between topology and the quantum metric for Chern insulators
Phys. Rev. B 104, 045103 (2021); arXiv:2103.11582 - Tomoki Ozawa, Ramy El-Ganainy, and Alberto Amo
Photonic Topological Materials: feature introduction
Optical Materials Express 11, 1592-1593 (2021)
This is an introduction article to the feature issue of Optical Materials Expresss on Photonic Topological Materials - Matteo Seclì, Tomoki Ozawa, Massimo Capone, Iacopo Carusotto
Spatial and spectral mode-selection effects in topological lasers with frequency-dependent gain
APL Photonics 6, 050803 (2021); arXiv:2012.10709 - Tomoki Ozawa
Artificial magnetic field for synthetic quantum matter without dynamical modulation
Phys. Rev. A 103, 033318 (2021); arXiv:2008.02412
2020
- Lisa Yamauchi, Tomoya Hayata, Masahito Uwamichi, Tomoki Ozawa, Kyogo Kawaguchi
Chirality-driven edge flow and non-Hermitian topology in active nematic cells
arXiv:2008.10852 - B. Real, O. Jamadi, M. Milićević, N. Pernet, P. St-Jean, T. Ozawa, G. Montambaux, I. Sagnes, A. Lemaître, L. Le Gratiet, A. Harouri, S. Ravets, J. Bloch, and A. Amo
Semi-Dirac Transport and Anisotropic Localization in Polariton Honeycomb Lattices
Phys. Rev. Lett. 125, 186601 (2020); arXiv:2004.03478 - Hannah M. Price, Tomoki Ozawa, Henning Schomerus
Synthetic dimensions and topological chiral currents in mesoscopic rings
Phys. Rev. Research 2, 032017(R) (2020); arXiv:1907.04231
For papers before Tomoki moved to AIMR, see the full list of publications of Tomoki.