3 papers
quant-ph2026
WSi weak link element with a non-sinusoidal current-phase relation
Sarah Garcia Jones, Trevyn F. Q. Larson, Sai Pavan Chitta +7
Nonlinearity is an essential ingredient for encoding quantum states with non-uniform energy spacing, implementing coherent quantum gates, reading out qubits, amplifying, and mixing…
quant-ph2026
High-fidelity iSWAP gate with Double Transmon Coupler
Tarush Tiwari, Sudhir K. Sahu, Guilhem Ribeill +6
Entangling operations are at the heart of all approaches to quantum information processing. Parametric gates, in particular, offer a versatile solution to strongly couple off-reson…
quant-ph2025
Localized quasiparticles in a fluxonium with quasi-two-dimensional amorphous kinetic inductors
Trevyn F. Q. Larson, Sarah Garcia Jones, Tamás Kalmár +10
Disordered superconducting materials with high kinetic inductance are an important resource to generate nonlinearity in quantum circuits and create high-impedance environments. In…