2 papers
quant-ph2026
Realisation of a Protected Cat-Qutrit Manifold via Engineered Quantum Tunnelling
Sangil Kwon, Daisuke Hoshi, Toshiaki Nagase +8
Engineering quantum tunnelling in phase space has emerged as a viable method for creating a protected logical qubit manifold with biased-noise properties. A promising approach is t…
physics.app-ph2025
Josephson traveling-wave parametric amplifier based on low-intrinsic-loss coplanar lumped-element waveguide
C. W. Sandbo Chang, Arjan F. Van Loo, Chih-Chiao Hung +4
We present a Josephson traveling-wave parametric amplifier (JTWPA) based on a low-loss coplanar lumped-element waveguide architecture. By employing open-stub capacitors and Manhatt…