Recent Publications

Recent Publications (past 5 years)

1. 1. J. Song, S.-H. Kang, L. Lindsay, S. Okamoto, Y. Park, H. Miao, J. M. Ok, and H. N. Lee, Symmetry-engineered chiral magnetotransport in the correlated oxide SrNbO3,  npj Quantum Mater. 11, 15 (2026). 

   2. Y. Zhang, L.-F. Lin, A. Moreo, S. Okamoto, T. A. Maier, and E. Dagotto, Compressive Strain Turns s± into d-Wave Pairing in One-unit-cell La3Ni2O7 Thin Film Via Substrate-Induced Hole Doping, arXiv:2512.19520.

   3. S. A. Ekahana, S. Okamoto, J. Dreiser, L. Roduit, D. J. Gawryluk, A. Hunter, A. Tamai, Y. Soh, Inhomogeneity in electronic phase and flat band in magnetic kagome metal Co3Sn2S2, Commun. Mater. 6, 235 (2025).

   4. Y. Zhang, L.-F. Lin, A. Moreo, S. Okamoto, T. A. Maier, E. Dagotto, General trends of superconducting pairing and magnetic correlations in the Ruddlesden-Popper nickelate m-layered superconductors Lam+1NimO3m+1, Phys. Rev. B 112, 094517 (2025)

   5. Y. Zhang, L.-F. Lin, A. Moreo, S. Okamoto, T. A. Maier, and E. Dagotto, Electronic structure, magnetic and superconducting pairing tendencies of the alternating single layer-bilayer stacking nickelate La5Ni3O11 under Pressure, Phys. Rev. B 112, 094515 (2025).

   6. B. Pandey, S. Okamoto, P. Laurell, S. Rachel, and E. Dagotto, Simulation of Topological X-Gates via Braiding of Majorana Zero Modes in an Interacting Quantum Dot System,  arXiv:2509.07273. 

   7. B. R. Ortiz, H. Zhang, K. Gornicka, M. S. Cook, S. Sarker, S. Okamoto, J. Yan, Isolated spin ladders in Ln2Ti9Sb11 (Ln:La-Nd) metals, Phys. Rev. Materials 9, 086203 (2025). 

   8. U. Kumar, R. Rechciński, T. de Picoli, J. Vayrynen, and S. Okamoto, Unveiling In-Gap States and Majorana Zero Modes in Superconductor-Topological Insulator Bilayer model, arXiv:2507.23775 . 

   9. L. A. Pressley, C. L. Sarkis, J. Felder, C. R. Dela Cruz, R. R. Unocic, Z. Gai, J. D. Einkauf, S. P. Pethe, M. P. Paranthaman, T. Berlijn, J. W. Villanova, S. Okamoto, M. A. McGuire, D. A. Tennant, S. E. Nagler, and C. A. Bridges, Synthesis and Characterization of Metastable Cobalt Honeycomb KCoAsO4, Inorg. Chem. 64, 13696 (2025). 

   10. S. Okamoto, N. Mohanta, H. N. Lee, A. Moreo, and E. Dagotto, Novel phenomena in transition-metal oxide thin films and heterostructures with strong correlations and spin-orbit coupling, Phys. Rev. Materials 9, 050301 (2025). 

   11. B. Pandey, G. K. Gupta, G. Alvarez, S. Okamoto, and E. Dagotto, Diabatic error and propagation of Majorana zero modes in interacting quantum dots systems, Phys. Rev. B 111, 104311 (2025).

   12. A. F. May, C. Tabata, S. Okamoto, B. R. Ortiz, A. D. Christianson, J. Yan, K. Kaneko, and M. A. McGuire, Physical properties of intergrowth compound Eu2CuZn2P3, Phys. Rev. Materials 9, 024406 (2025). This paper was selected as an Editors’ Suggestion. 

   13. P. Laurell, B. Pandey, G. B. Halász, S. Okamoto, G. Alvarez, and E. Dagotto, Pairing tendencies in the doped Kitaev-Heisenberg model, Phys. Rev. B 110, 224518 (2024). 

   14. E. M Clements, D. Ovchinnikov, P. R. Raghuvanshi, V. R. Cooper, S. Okamoto, A. D. Christianson, J. A. M. Paddison, B. R. Ortiz, S. Calder, A. F. May, X. Xu, J. Yan, and M. A. McGuire, MnRhBi3: A Cleavable Antiferromagnetic Metal, Chem. Mater.  36, 11306 (2024). 

   15. B. Pandey, S. Okamoto, and E. Dagotto, Nontrivial fusion of Majorana zero modes in interacting quantum-dot arrays, Phys. Rev. Research 6, 033314 (2024). 

   16. S. Okamoto and N. Nagaosa, Critical enhancement of the spin Hall effect by spin fluctuations, npj Quantum Mater. 9, 29 (2024).

   17. A. O. Scheie, Y. Kamiya, Hao Zhang, Sangyun Lee, A. J. Woods, M. O. Ajeesh, M. G. Gonzalez, B. Bernu, J. W. Villanova, J. Xing, Q. Huang, Qingming Zhang, Jie Ma, Eun Sang Choi, D. M. Pajerowski, Haidong Zhou, A. S. Sefat, S. Okamoto, T. Berlijn, L. Messio, R. Movshovich, C. D. Batista, and D. A. Tennant, Nonlinear magnons and exchange Hamiltonians of the delafossite proximate quantum spin liquid candidates KYbSe2 and NaYbSe2, Phys. Rev. B 109, 014425 (2024). This paper was selected as an Editors’ Suggestion.

   18. C. Fang, C. Wan, X. Zhang, S. Okamoto, T. Ma, J. Qin, X. Wang, C. Guo, J. Dong, G. Yu, Z. Wen, N. Tang, S. S. P. Parkin, N. Nagaosa, Y. Lu, and X. Han, Observation of the Fluctuation Spin Hall Effect in a Low-Resistivity Antiferromagnet, Nano Lett. 23, 11485 (2023).

   19. H. Miao, T. T. Zhang, H. X. Li, G. Fabbris, A. H. Said, R. Tartaglia, T. Yilmaz, E. Vescovo, S. Murakami, L. X. Feng, K. Jiang, X. L. Wu, A. F. Wang, S. Okamoto, Y. L. Wang, and H. N. Lee, Signature of spin-phonon coupling driven charge density wave in a kagome magnet, Nat. Commun. 14,6183 (2023).

   20. T. A. Maier and S. Okamoto, Weak-coupling theory of neutron scattering as a probe of altermagnetism, Phys. Rev. B 108, L100402 (2023).

   21. N. Mohanta, R. Soni, S. Okamoto, and E. Dagotto, Majorana corner states in the dice lattice, Commun. Phys. 6, 240 (2023).

   22. A. Scheie, P. Park, J. W. Villanova, G. E. Granroth, C. L. Sarkis, H. Zhang, M. B. Stone, J.-G. Park, S. Okamoto, T. Berlijn, and D. A. Tennant, Spin wave Hamiltonian and anomalous scattering in NiPS3, Phys. Rev. B 108, 104402 (2023).

   23. S. Li, L.-H. Hu, R.-X. Zhang, and S. Okamoto, Topological superconductivity from forward phonon scatterings, Commun. Phys. 6, 235 (2023).

   24. J. W. Villanova, A. O. Scheie, D. A. Tennant, S. Okamoto, and T. Berlijn, First-principles derivation of magnetic interactions in the triangular quantum spin liquid candidates KYbCh2 (Ch= S, Se, Te) and AYbSe2 (A=Na, Rb), Phys. Rev. Research 5, 033050 (2023).

   25. R. G. Moore, T. Smith, X. Yao, Y.-Y. Pai, M. Chilcote, H. Miao, S. Okamoto, S. Oh, and M. Brahlek, Monolayer superconductivity and tunable topological electronic structure at the Fe(Te,Se)/Bi2Te3 interface, Adv. Mater. 35, 2210940 (2023).

   26. M. A. McGuire, E. M. Clements, Q. Zhang, and S. Okamoto, Double-layer Kagome Metals Pt3Tl2 and Pt3In2, Crystals 13, 833 (2023).

   27. M. A. McGuire, H. Zhang, A. F. May, S. Okamoto, R. G. Moore, X. Wang, C. Girod, S. M. Thomas, F. Ronning, and J. Q. Yan, Superconductivity by alloying the topological insulator SnBi2Te4, Phys. Rev. Materials 7, 034802 (2023).

   28. E. Ergeçen, B. Ilyas, J. Kim, J. Park, M. B. Yilmaz, T. Luo, D. Xiao, S. Okamoto, J.-G. Park, and N. Gedik, Coherent detection of hidden spin-lattice coupling in a van der Waals antiferromagnet, Proc. Natl. Acad. Sci. U.S.A. 120, e2208968120 (2023).

   29. G. Cao, S. Okamoto, J. Guo, E. D. Specht, T. Z. Ward, M. A. McGuire, J. D. Budai, M. F. Chisholm, D. Mandrus, B. C. Sales, and Z. Gai, Magnetocaloric Effect in Lightly-Doped Fe5Si3 Single Crystals, Adv. Phys. Res. 2200047 (2023).

   30. R. S. Fishman, L. Lindsay, and S. Okamoto, Exact results for the orbital angular momentum of magnons on honeycomb lattices, J. Phys.: Condens. Matter 51, 015801 (2023).

   31. R. S. Fishman, J. S. Gardner, and S. Okamoto, Orbital Angular Momentum of Magnons in Collinear Magnets, Phys. Rev. Lett. 129, 167202 (2022)

   32. R. G. Moore, S. Okamoto, H. Li, W. R. Meier, H. Miao, H. N. Lee, M. Hashimoto, D. Lu, E. Dagotto, M. A. McGuire, and B. C. Sales, Topological electronic structure evolution with symmetry-breaking spin reorientation in (Fe1−xCox)Sn, Phys. Rev. B 106, 115141 (2022).

   33. S. Okamoto, N. Mohanta, E. Dagotto, and D. N. Sheng, Topological flat bands in a kagome lattice multiorbital system, Commun. Phys. 5, 198 (2022).

   34. P. Laurell, A. Scheie, D. A. Tennant, S. Okamoto, G. Alvarez, and E. Dagotto, Magnetic excitations, nonclassicality, and quantum wake spin dynamics in the Hubbard chain, Phys. Rev. B 106, 085110 (2022).

   35. Q. Zhang, Y. Zhang, M. Matsuda, V. O Garlea, J. Yan, M. A. McGuire, D. A. Tennant, and S. Okamoto, Hidden Local Symmetry Breaking in a Kagome-Lattice Magnetic Weyl Semimetal, J. Am. Chem. Soc. 144, 14339 (2022).

   36. S. Li and S. Okamoto, Thermal Hall effect in the Kitaev-Heisenberg system with spin-phonon coupling, Phys. Rev. B 106, 024413 (2022).

   37. A. M. Samarakoon, P. Laurell, C. Balz, A. Banerjee, P. Lampen-Kelley, D. Mandrus, S. E. Nagler, S. Okamoto, and D. A. Tennant, Extraction of the interaction parameters for α-RuCl3 from neutron data using machine learning, Phys. Rev. Research 4, L022061 (2022).

   38. M. A. McGuire, Y.-Y. Pai, M. Brahlek, S. Okamoto, and R.G. Moore, Electronic and topological properties of the van der Waals layered superconductor PtTe, Phys. Rev. B 105, 184514 (2022).

   39. H. Idzuchi, M. Kimata, S. Okamoto, P. Laurell, N. Mohanta, M. Cothrine, S. E. Nagler, D. Mandrus, A. Banerjee, and Y. P. Chen, Spin sensitive transport in a spin liquid material: revealing a robustness of spin anisotropy, arXiv:2204.03158.

   40. N. Mohanta, J. M. Ok, J. Zhang, H. Miao, E. Dagotto, H.-N. Lee, and S. Okamoto, Semi-Dirac and Weyl fermions in transition metal oxides, Phys. Rev. B 104, 235121 (2021).

   41. R. Soni, A. B. Sanyal, N. Kaushal, S. Okamoto, A. Moreo, and E. Dagotto, Multitude of topological phase transitions in bipartite dice and Lieb lattices with interacting electrons and Rashba coupling, Phys. Rev. B 104, 235115 (2021).

   42. H. Li, A. Said, J. Q. Yan, D. M. Mandrus, H. N. Lee, S. Okamoto, G. B. Halász, and H. Miao, Divergence of Majorana-Phonon Scattering in Kitaev Quantum Spin Liquid, arXiv:2112.02015.

   43. M. Sretenovic, S. Okamoto, G. Peiker, T. X. Tang, H. Zhang, C. Q. Xu, T. W. Heitmann, Q. Zhang, C. R. dela Cruz, and X. Ke, Competing energetic states in γ-Fe2WO6with strong spin-charge-lattice coupling, Phys. Rev. B 104, 134413 (2021).

   44. J. M. Ok, M. Mohanta, J. Zhang, S. Yoon, S. Okamoto, E. S. Choi, H. Zhou, M. Briggeman, P. Irvin, A. R. Lupini, Y.-Y. Pai, E. Skoropata, C. Sohn, H. Li, H. Miao, B. Lawrie, W. S. Choi, G. Eres, J. Levy, and H. N. Lee, Correlated Oxide Dirac Semimetal in the Extreme Quantum Limit, Sci. Adv. 7, eabf9631 (2021).

   45. Q. Zhang, S. Okamoto, G. D. Samolyuk, M. B. Stone, A. I. Kolesnikov, R. Xue, J. Yan, M. A. McGuire, D. Mandrus, and D. A. Tennant, Unusual Exchange Couplings and Intermediate Temperature Weyl State in Co3Sn2S2, Phys. Rev. Lett. 127, 117201 (2021).

   46. N. Mohanta, S. Okamoto, and E. Dagotto, Skyrmion control of MajoranasStates in planar Josephson junctions, Commun. Phys. 4, 163 (2021).

   47. P. Laurell, A. Scheie, C. J. Mukherjee, M. M. Koza, M. Enderle, Z. Tylczynski, S. Okamoto, R. Coldea, D. A. Tennant, and G. Alvarez, Quantifying and Controlling Entanglement in the Quantum Magnet Cs2CoCl4, Phys. Rev. Lett. 127, 037201 (2021).

   48. A. Scheie, P. Laurell, A. M. Samarakoon, B. Lake, S. E. Nagler, G. E. Granroth, S. Okamoto, G. Alvarez, and D. A. Tennant, Witnessing entanglement in quantum magnets using neutron scattering, Phys. Rev. B 103, 224434 (2021). This paper was selected as an Editors’ Suggestion.

   49. H. Li, T. T. Zhang, A. Said, G. Fabbris, D. G. Mazzone, J. Q. Yan, D. Mandrus, G. B. Halász, S. Okamoto, S. Murakami, M. P. M. Dean, H. N. Lee, and H. Miao, Giant phonon anomalies in the proximate Kitaev quantum spin liquid α-RuCl3, Nat. Commun. 12, 3513 (2021).

   50. M.-W. Yoo, J. Tornos, A. Sander, L.-F. Lin, N. Mohanta, A. Peralta, D. Sanchez-Manzano, F. Gallego, D. Haskel, J. W. Freeland, D. J. Keavney, Y. Choi, J. Strempfer, X. Wang, M. Cabero, H. B. Vasili, M. Valvidares, J. M. Gonzalez-Calbet, A. Rivera, C. Leon, S. Rosenkranz, M. Bibes, A. Barthelemy, A. Anane, E. Dagotto, S. Okamoto, S. G. E. te Velthuis, J. Santamaria, and J. E. Villegas, Large intrinsic anomalous Hall effect in SrIrO3 induced by magnetic proximity effect, Nat. Commun. 12, 3283 (2021).

   51. S. Shen, Z. Li, Z. Tian, W. Luo, S. Okamoto, and P. Yu, Emergent Ferromagnetism with Fermi-liquid Behavior in Proton Intercalated CaRuO3, Phys. Rev. X 11, 021018 (2021).

   52. W. R. Meier, B. C. Chakoumakos, S. Okamoto, M. A. McGuire, R. P. Hermann, G. D. Samolyuk, S. Gao, Q. Zhang, M. B. Stone, A. D. Christianson, and B. C. Sales, A catastrophic charge density wave in BaFe2Al9, Chem. Mater. 33, 2855 (2021).

   53. X. Huang, T. Wang, S. Miao, C. Wang, Z. Li, Z. Lian, T. Taniguchi, K. Watanabe, S. Okamoto, D. Xiao, S.-F. Shi, and Y.-T. Cui, Correlated insulating states at fractional fillings of the WS2/WSe2 moiré lattice, Nat. Phys. 17, 715 (2021).

   54. A. R. Wildes, S. Okamoto, and D. Xiao, Search for nonreciprocal magnons in MnPS3, Phys. Rev. B 103, 024424 (2021).

   55. G. Sala, M. B. Stone, Binod K. Rai, A. F. May, P. Laurell, V. O. Garlea, N. P. Butch, M. D. Lumsden, G. Ehlers, G. Pokharel, A. Podlesnyak, D. Mandrus, D. S. Parker, S. Okamoto, G. B. Halász, and A. D. Christianson, Van Hove singularity in the magnon spectrum of the antiferromagnetic quantum honeycomb lattice, Nat. Commun. 12, 171 (2021).