Dafei Jin
Associate Professor, Department of Physics & Astronomy
- Office
- 439 Nieuwland Science Hall
Notre Dame, IN 46556 - Phone
- +1 574-631-8891
- dfjin@nd.edu
Group website
Emergent Quantum Systems Lab
Concurrent Associate Professor, Department of Electrical Engineering
Research Interests
Superconductivity, superfluidity, and Bose-Einstein condensation
Quantum computing, networking, and sensing
Topological materials and excitations
Dark matter detection
Honors and Activities
2021 Julian Schwinger Foundation Award for Physical Research
2020 Impact Argonne Award on Innovation
Education
Postdoctoral Associate, MIT, 2012-2016
Ph.D. in Physics, Brown University, 2005-2011
B.Sc. in Physics, Nanjing University, 2001–2005
Publications
X. Li, C. S. Wang, B. Dizdar, Y. Huang, Y. Wen, W. Guo, X. Zhang, X. Han, X. Zhou, and D. Jin, “Noise-resilient solid host for electron qubits above 100 mK”, in Nature Electronics (2026).
D. Jin, “Semiconductor quantum bits: Structures and principles”, In: Fornari, R. (Ed.), Comprehensive Semiconductor Science and Technology, Second Edition, vol. 3, pp. 639–656, Elsevier (2025).
W. Guo, D. Konstantinov, and D. Jin, “Quantum Electronics on Quantum Liquids and Solids”, Prog. Quantum Electron. 99, 100552 (2025).
J. Zhou, R. Huang, N. Moldovan, L. Stan, J.-G. Wen, D Jin, D. R. Nelson, A. Košmrlj, D. A. Czaplewski, and D. López, “Rippled metamaterials with scale-dependent tailorable elasticity”, PNAS 122, e2425200122 (2025).
Q. Du, J. Yang, A. Imamovic, X. Li, X. Zhou, J. Pearson, C. Liu, U. Welp, A. Higginbotham, J. S Jiang, D. Jin, M. R. Norman, A. Bhattacharya, “Tuning Kinetic Inductance with Doping in Superconducting Electron Gases at the KTaO3 (111) Interface”, Nano Lett. 25, 7234-7240 (2025).
T. Kanai, D. Jin, and W. Guo, “Single-Electron Qubits Based on Quantum Ring States on Solid Neon Surface”, Phys. Rev. Lett. 132, 250603 (2024).
X. Zhou, X. Li, Q. Chen, G. Koolstra, G. Yang, B. Dizdar, Y. Huang, C. S. Wang, X. Han, X. Zhang, D. I. Schuster, and D. Jin, “Electron charge qubit with 0.1 millisecond coherence time”, Nat. Phys. 20, 116–122 (2024).
C. Liu, X. Zhou, D. Hong, B. Fisher, H. Zheng, J. Pearson, J. S. Jiang, D. Jin, M. R. Norman, and A. Bhattacharya, ” Tunable superconductivity and its origin at KTaO3 interfaces”, Nat Commun 14, 951 (2023).
X. Zhou, G. Koolstra, X. Zhang, G. Yang, X. Han, B. Dizdar, X. Li, D. Ralu, W. Guo, K. W. Murch, D. I. Schuster, and D. Jin, “Single electrons on solid neon as a solid-state qubit platform”, Nature 605, 46–50 (2022).
R. Kleiner, X. Zhou, E. Dorsch, X. Zhang, D. Koelle, and D. Jin, “Space-time crystalline order of a high-critical-temperature superconductor with intrinsic Josephson junctions”, Nat. Commun. 12, 6038 (2021).
C. Liu, X. Yan, D. Jin, Y. Ma, H.-W. Hsiao, Y. Lin, T. M. Bretz-Sullivan, X. Zhou, J. Pearson, B. Fisher, J. S. l Jiang, W. Han, J.-M. Zuo, J. Wen, D. D. Fong, J. Sun, H. Zhou, and A. Bhattacharya, “Two-dimensional superconductivity and anisotropic transport at KTaO3 (111) interfaces”, Science 371, 716−721 (2021).
X. Zhou, X. Han, D. Koelle, R. Kleiner, X. Zhang, and D. Jin, “On-chip sensing of hotspots in superconducting terahertz emitters”, Nano Lett. 20, 4197−4203 (2020).
T. Kanai, W. Guo, M. Tsubota, and D. Jin, “Torque and angular-momentum transfer in merging rotating Bose-Einstein condensates”, Phys. Rev. Lett. 124, 105302 (2020).
X. Zhang, K. Ding, X. Zhou, J. Xu, and D. Jin, “Experimental observation of exceptional surface in synthetic dimensions with magnon polaritons”, Phys. Rev. Lett. 123, 237202 (2019).
D. Jin, Y. Xia, T. Christensen, M. Freeman, S. Wang, K. Y. Fong, G. Gardner, S. Fallahi, Q. Hu, Y. Wang, L. Engel, Z.-L. Xiao, M. J. Manfra, N. X. Fang, and X. Zhang, “Topological kink magnetoplasmons on magnetic domain boundaries”, Nat. Commun. 10, 4565 (2019).
D. Jin, T. Christensen, M. Soljacic, N. X. Fang, L. Lu, and X. Zhang, “Infrared Topological Plasmon in Graphene”, Phys. Rev. Lett. 118, 245301 (2017).
Q. Hu, D. Jin, J. Xiao, S. H. Nam, X. Liu, Y. Liu, X. Zhang, and N. X. Fang, “Ultrafast fluorescent decay induced by metal-mediated dipole-dipole interaction in two-dimensional molecular aggregates”, PNAS 114, 10017 (2017).
D. Jin, L. Lu, Z. Wang, C. Fang, J. D. Joannopoulos, M. Soljacic, L. Fu, and N. X. Fang, “Topological Magnetoplasmon”, Nat. Commun. 7, 13486 (2016).
D. Jin, Q. Hu, D. Neuhauser, F. von Cube, Y. Yang, R. Sachan, T. S. Luk, D. C. Bell, and N. X. Fang, “Quantum-Spillover Enhanced Plasmonic Absorption at the Interface of Silver and High-Index Dielectrics”, Phys. Rev. Lett. 115, 193901 (2015).
D. Jin, W. Guo, W. Wei, and H. J. Maris, “Electrons in Superfluid Helium-4”, J. Low Temp. Phys. 158, 307 (2010).
W. Guo, D. Jin, G. M. Seidel, and H. J. Maris, “Experiments with Single Electrons in Liquid Helium”, Phys. Rev. B 79, 054515 (2009).