Search Results - "Grunhaupt, L."

Dynamical Polarization of the Fermion Parity in a Nanowire Josephson Junction by Wesdorp, J. J., Grünhaupt, L., Vaartjes, A., Pita-Vidal, M., Bargerbos, A., Splitthoff, L. J., Krogstrup, P., van Heck, B., de Lange, G.

Get full text

Vulnerability to Parameter Spread in Josephson Traveling-Wave Parametric Amplifiers by Kissling, C., Gaydamachenko, V., Kaap, F., Khabipov, M., Dolata, R., Zorin, A. B., Grunhaupt, L.

“…We analyze the effect of circuit parameter variation on the performance of Josephson traveling-wave parametric amplifiers (JTWPAs). Specifically, the JTWPA…”
Get full text

Circuit quantum electrodynamics of granular aluminum resonators by Maleeva, N., Grünhaupt, L., Klein, T., Levy-Bertrand, F., Dupre, O., Calvo, M., Valenti, F., Winkel, P., Friedrich, F., Wernsdorfer, W., Ustinov, A. V., Rotzinger, H., Monfardini, A., Fistul, M. V., Pop, I. M.

“…Granular aluminum (grAl) is a promising high kinetic inductance material for detectors, amplifiers, and qubits. Here we model the grAl structure, consisting of…”
Get full text

Reducing the impact of radioactivity on quantum circuits in a deep-underground facility by Cardani, L., Valenti, F., Casali, N., Catelani, G., Charpentier, T., Clemenza, M., Colantoni, I., Cruciani, A., D’Imperio, G., Gironi, L., Grünhaupt, L., Gusenkova, D., Henriques, F., Lagoin, M., Martinez, M., Pettinari, G., Rusconi, C., Sander, O., Tomei, C., Ustinov, A. V., Weber, M., Wernsdorfer, W., Vignati, M., Pirro, S., Pop, I. M.

“…As quantum coherence times of superconducting circuits have increased from nanoseconds to hundreds of microseconds, they are currently one of the leading…”
Get full text

Subgap kinetic inductance detector sensitive to 85-GHz radiation by Levy-Bertrand, F, Benoît, A, Bourrion, O, Calvo, M, Catalano, A, Goupy, J, Valenti, F, Maleeva, N, Grünhaupt, L, Pop, I. M, Monfardini, A

“…Phys. Rev. Applied 15, 044002 (2021) We have fabricated an array of subgap kinetic inductance detectors (SKIDs) made of granular aluminum ($T_c\sim$2~K)…”
Get full text

Dynamical polarization of the fermion parity in a nanowire Josephson junction by Wesdorp, J. J, Grünhaupt, L, Vaartjes, A, Pita-Vidal, M, Bargerbos, A, Splitthoff, L. J, Krogstrup, P, van Heck, B, de Lange, G

“…Phys. Rev. Lett. 131, 117001 (2023) Josephson junctions in InAs nanowires proximitized with an Al shell can host gate-tunable Andreev bound states. Depending…”
Get full text

Microwave spectroscopy of interacting Andreev spins by Wesdorp, J. J, Matute-Caňadas, F. J, Vaartjes, A, Grünhaupt, L, Laeven, T, Roelofs, S, Splitthoff, L. J, Pita-Vidal, M, Bargerbos, A, van Woerkom, D. J, Krogstrup, P, Kouwenhoven, L. P, Andersen, C. K, Yeyati, A. Levy, van Heck, B, de Lange, G

“…Phys. Rev. B 109, 045302 (2024) Andreev bound states are fermionic states localized in weak links between superconductors which can be occupied with spinful…”
Get full text

Electrodynamics of granular aluminum from superconductor to insulator: observation of collective superconducting modes by Levy-Bertrand, F, Klein, T, Grenet, T, Dupré, O, Benoît, A, Bideaud, A, Bourrion, O, Calvo, M, Catalano, A, Gomez, A, Goupy, J, Grünhaupt, L, Luepke, U. v, Maleeva, N, Valenti, F, Pop, I. M, Monfardini, A

“…Phys. Rev. B 99, 094506 (2019) We report on a detailed study of the optical response and $T_c-\rho$ phase diagram ($T_c$ being the superconducting critical…”
Get full text

Bistability in a Mesoscopic Josephson Junction Array Resonator by Muppalla, P. R, Gargiulo, O, Mirzaei, S. I, Venkatesh, B. Prasanna, Juan, M. L, Grünhaupt, L, Pop, I. M, Kirchmair, G

“…Phys. Rev. B 97, 024518 (2018) We present an experimental investigation of stochastic switching of a bistable Josephson junctions array resonator with a…”
Get full text

Circuit Quantum Electrodynamics of Granular Aluminum Resonators by Maleeva, N, Grünhaupt, L, Klein, T, Levy-Bertrand, F, Dupré, O, Calvo, M, Valenti, F, Winkel, P, Friedrich, F, Wernsdorfer, W, Ustinov, A. V, Rotzinger, H, Monfardini, A, Fistul, M. V, Pop, I. M

“…Nature Communicationsvolume 9, 3889 (2018) The introduction of crystalline defects or dopants can give rise to so-called "dirty superconductors", characterized…”
Get full text