2024

Symmetry constraints and spectral crossing in a Mott insulator with Green's function zeros,
C. Setty, S. Sur, L. Chen, F. Xie, H. Hu, S. Paschen, J. Cano, and Q. Si,
Phys. Rev. Research 6, L032018 (2024), DOI: 10.1103/PhysRevResearch.6.L032018, opens an external URL in a new window

Emergent flat band and topological Kondo semimetal driven by orbital-selective correlations,
L. Chen, F. Xie, S. Sur, H. Hu, S. Paschen, J. Cano, and Q. Si,
Nat. Commun. 15, 5242 (2024), DOI: 10.1038/s41467-024-49306-w, opens an external URL in a new window

Ce3⁢Bi4⁢Ni3 – A large hybridization-gap variant of Ce3⁢Bi4⁢Pt3,
D. M. Kirschbaum, X. Yan, M. Waas, R. Svagera, A. Prokofiev, B. Stöger, G. Giester, P. Rogl, D.-G. Oprea, C. Felser, R. Valentí, M. G. Vergniory, J. Custers, S. Paschen, and D. A. Zocco,
Phys. Rev. Research 6, 023242 (2024), DOI: 10.1103/PhysRevResearch.6.023242, opens an external URL in a new window

Emergent Topological Semimetal,
D. M. Kirschbaum, L. Chen, D. A. Zocco, H. Hu, F. Mazza, J. Larrea Jiménez, A. M. Strydom, D. Adroja, X. Yan, A. Prokofiev, Q. Si, and S. Paschen,
arXiv:2404.15924, opens an external URL in a new window (2024)

Emergent photons and fractionalized excitations in a quantum spin liquid,
B. Gao, F. Desrochers, D. W. Tam, D. M. Kirschbaum, P. Steffens, A. Hiess, D. H. Nguyen, Y. Su, S.-W. Cheong, S. Paschen, Y. B. Kim, and P. Dai,
arXiv:2404.04207, opens an external URL in a new window (2024)

Quantum Fisher information in a strange metal,
F. Mazza, S. Biswas, X. Yan, A. Prokofiev, P. Steffens, Q. Si, F. F. Assaad, and S. Paschen,
arXiv:2403.12779, opens an external URL in a new window (2024)

Magnetic Weyl-Kondo semimetals induced by quantum fluctuations,
Y. Fang, L. Chen, A. Prokofiev, I. Robredo, J. Cano, M. G. Vergniory, S. Paschen, and Q. Si,
arXiv:2403.02295, opens an external URL in a new window (2024)

Amplified entanglement witnessed in a quantum critical metal,
Y. Fang, M. Mahankali, Y. Wang, L. Chen, H. Hu, S. Paschen, and Q. Si,
arXiv:2402.18552, opens an external URL in a new window (2024)

Flat bands, strange metals and the Kondo effect,
J. G. Checkelsky, B. A. Bernevig, P. Coleman, Q. Si, and S. Paschen,
Nature Reviews Materials 9, 509–526 (2024), DOI: 10.1038/s41578-023-00644-z, opens an external URL in a new window

How to identify and characterize strongly correlated topological semimetals,
D. M. Kirschbaum, M. Lužnik, G. Le Roy, and S. Paschen,
J. Phys. Mater. 7(1), 012003 (2024), DOI: 10.1088/2515-7639/ad0f30, opens an external URL in a new window

 

2023

Shot noise in a strange metal,
L. Chen, D. T. Lowder, E. Bakali, A. M. Andrews, W. Schrenk, M. Waas, R. Svagera, G. Eguchi, L. Prochaska, Y. Wang, C. Setty, S. Sur, Q. Si, S. Paschen, and D. Natelson,
Science 382(6673), 907–911 (2023), DOI: 10.1126/science.abq6100, opens an external URL in a new window

Topological Diagnosis of Strongly Correlated Electron Systems,
C. Setty, F. Xie, S. Sur, L. Chen, S. Paschen, M. G. Vergniory, J. Cano, and Q. Si,
arXiv:2311.12031, opens an external URL in a new window (2023)

Metallic quantum criticality enabled by flat bands in a kagome lattice,
L. Chen, F. Xie, S. Sur, H. Hu, S. Paschen, J. Cano, and Q. Si,
arXiv:2307.09431, opens an external URL in a new window (2023)

Boosting the surface conduction in a topological insulator,
M. Taupin, G. Eguchi, M. Lužnik, A. Steiger-Thirsfeld, Y. Ishida, K. Kuroda, S. Shin, A. Kimura, and S. Paschen,
Phys. Rev. B 107, 235306 (2023), DOI: 10.1103/PhysRevB.107.235306, opens an external URL in a new window

Dark Matter Detection with Strongly Correlated Topological Materials: Flatband Effect,
Z. Huang, C. Lane, S. E. Grefe, S. Nandy, B. Fauseweh, S. Paschen, Q. Si, and J.-X. Zhu,
arXiv:2305.19967, opens an external URL in a new window (2023)

 

2022

Control of electronic topology in a strongly correlated electron system,
S. Dzsaber, D. A. Zocco, A. McCollam, F. Weickert, R. McDonald, M. Taupin, X. Yan, A. Prokofiev, L. M. K. Tang, B. Vlaar, L. E. Winter, M. Jaime, Q. Si, and S. Paschen,
Nat. Commun. 13, 5729 (2022), DOI: 10.1038/s41467-022-33369-8, opens an external URL in a new window