News
Research highlights, publications, awards, events, and laboratory updates.
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New preprint: Symmetry Origins of the Field-Free Superconducting Diode Effect in the Kagome Superconductor CsV3Sb5
By combining intrinsic devices, artificially introduced inversion-symmetry breaking, and charge-density-wave suppression, the team identified the two key symmetry conditions required for the field-free superconducting diode effect in CsV3Sb5.
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New preprint: Large Field-Free Superconducting Diode Effect with Nonmonotonic Polarity Reversals in NbSe2/CrBr3 Heterostructures
TopoQ Lab and collaborators report a 35.7% field-free superconducting diode effect in NbSe2/CrBr3 heterostructures, with polarity programmed by magnetic-field history and linked to layered ferrimagnetism.
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Associate Professor Xiao Renshaw WANG Discusses Engineering Strongly Correlated Systems at SIQA
Associate Professor Xiao Renshaw WANG of Nanyang Technological University discussed how atomic-scale design, interface engineering, and reversible control can turn strongly correlated materials into programmable platforms at the 116th Zhuoyue Quantum Salon. Hosted by…
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Professor J. Michael Kosterlitz, a Nobel Laureate, Visits Shenzhen International Quantum Academy and TopoQ Lab
Professor J. Michael Kosterlitz, a Nobel laureate, met with Dr. Ben-Chuan LIN and researchers at the Academy for an in-depth exchange on kagome materials, unconventional superconductivity, phase fluctuations, and vortex physics.
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Professor Emeritus Manfred Sigrist Visits Shenzhen International Quantum Academy for Research Discussions
Invited by Dr. Ben-Chuan LIN, Professor Emeritus Manfred Sigrist visited the Academy and TopoQ Lab for in-depth discussions of kagome materials, unconventional superconductivity, and the relationship between theory and experiment.
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Dr. Jia-Xin Yin Speaks on Topological Pair-Density Waves at Shenzhen International Quantum Academy
Hosted by Dr. Ben-Chuan LIN, Dr. Jia-Xin Yin shared new insights into chiral topological pair-density waves and their experimental signatures in kagome superconductors.
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New publication: Unconventional hysteresis due to time-reversal symmetry breaking superconductivity in RbV3Sb5
Thin-flake RbV3Sb5 exhibits unconventional magnetic hysteresis and field-driven re-entrant superconductivity, supporting a time-reversal-symmetry-breaking superconducting state.
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New preprint: Switchable half-quantum flux states in a ring of the kagome superconductor CsV3Sb5
CsV3Sb5 rings show electrically switchable π-shifted Little-Parks oscillations and an intermediate regime with h/4e periodicity, pointing to unconventional multicomponent superconductivity.
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Professor Tao Wu Discusses Kagome Superconductivity at Shenzhen International Quantum Academy
Professor Tao Wu joined Dr. Ben-Chuan LIN, Academician Dapeng YU, and colleagues at the Academy for an exchange on charge-density-wave order and unconventional superconductivity in AV3Sb5 kagome materials.
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New publication: Tunable Anomalous Hall Effect in Non-Magnetic Topological Semimetal Cd3As2 Nanoplates
A gate-tunable anomalous Hall effect is observed in non-magnetic Cd3As2 nanoplates, reaching its maximum near the Dirac point and arising mainly from intrinsic Berry curvature.
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