Publications

OUR PUBLICATIONS

Selected list of Publications (2014-2025)

A. Levochkina, I. Chatterjee, P. Darvehi, H. G. Ahmad, P. Mastrovito, D. Massarotti, D. Montemurro, F. Tafuri, G.P. Pepe, Kevin P. O’Brien, M. Esposito, “Modeling Flux Tunability in Josephson Traveling Wave Parametric Amplifiers with an Open-source Frequency-domain Simulator,” in IEEE Transactions on Applied Superconductivity, doi: 10.1109/TASC.2025.3552432 (2025) (.pdf).
H. G. Ahmad, D. Massarotti, F. Tafuri, G. Logvenov, A. Bianconi, G. Campi; “Josephson coupling in lanthanum-based cuprate superlattices”. APL Quantum 1 March 2025; 2 (1): 016113 (2025) (open-source).
H. G. Ahmad, R. Ferraiuolo, G. Serpico, R. Satariano, A. Levochkina, A. Vettoliere, C. Granata, D. Montemurro, M. Esposito, G. Ausanio, L. Parlato, G. P. Pepe, A. Bruno, F. Tafuri, D. Massarotti, “Towards Novel Tunability Schemes for Hybrid Ferromagnetic Transmon Qubits,” in IEEE Transactions on Applied Superconductivity, vol. 35, no. 5, pp. 1-7, Aug. 2025, Art no. 1700807 (2025) (.pdf).
R. Satariano, A. F. Volkov, H. G. Ahmad, L. Di Palma, R. Ferraiuolo, Z. Iqbal, A. Vettoliere, C. Granata, D. Montemurro, L. Parlato, G. P. Pepe, F. Tafuri, G. Ausanio, D. Massarotti, “Evidence of the inverse proximity effect in tunnel magnetic Josephson junctions”, Low Temp. Phys. 50 (8): 668–675, 2024, doi: 10.1063/10.0027923 (2024) (.pdf).
A. Y. Levochkina, H. G. Ahmad, P. Mastrovito, I. Chatterjee, G. Serpico, L. Di Palma, R. Ferroiuolo, R. Satariano, P. Darvehi, A. Ranadive, G. Cappelli, G. Le Gal, L. Planat, D. Montemurro, D. Massarotti, F. Tafuri, N. Roch, G. P. Pepe, M. Esposito, “Investigating pump harmonics generation in a SNAIL-based traveling wave parametric amplifier”, Supercond. Sci. Technol. 37 115021, doi: 10.1088/1361-6668/ad8314 (2024) (.pdf)
H. G. Ahmad, R. Schiattarella, P. Mastrovito, A. Chiatto, A. Levochkina, M. Esposito, D. Montemurro, G. P. Pepe, A. Bruno, F. Tafuri, A. Vitiello, G. Acampora, D. Massarotti, “Mitigating Errors on Superconducting Quantum Processors through Fuzzy Clustering”, Adv Quantum Technol. 2024, 7, 2300400 (2024) (open-source).
H. G. Ahmad, R. Satariano, R. Ferraiuolo, A. Vettoliere, C. Granata, D. Montemurro, G. Ausanio, L. Parlato, G. P. Pepe, F. Tafuri, D. Massarotti, “Phase dynamics of tunnel Al-based ferromagnetic Josephson junctions”. Appl. Phys. Lett. 3 June 2024; 124 (23): 232601 (2024) (.pdf)
V. Brosco, G. Serpico, V. Vinokur, N. Poccia, and U. Vool, “Superconducting Qubit Based on Twisted Cuprate Van der Waals Heterostructures”, Phys. Rev. Lett. 132, 017003 (2024) (.pdf)
R. Satariano, A.F. Volkov, H.G. Ahmad, L. Di Palma, R. Ferraiuolo, A. Vettoliere, C. Granata, D. Montemurro, L. Parlato, G.P. Pepe, F. Tafuri, G. Ausanio, D. Massarotti. “Nanoscale spin ordering and spin screening effects in tunnel ferromagnetic Josephson junctions”. Commun Mater 5, 67 (2024) (open-source)
A. Levochkina, H.G. Ahmad, P. Mastrovito, I. Chatterjee, D. Massarotti, D. Montemurro, F. Tafuri, G.P. Pepe, M. Esposito, “Numerical simulations of Josephson Traveling Wave Parametric Amplifiers (JTWPAs): comparative study of open-source tools”, IEEE Transactions on Applied Superconductivity, 34, 3, 1-6, 1101306, doi: 10.1109/TASC.2024.3364125 (2024) (.pdf)
L. D. Palma, P. Mastrovito, A. Miano, A. J. Salim, F.V. Lupo, J. Bernhardt, L. Di Marino, D. Massarotti, G. P. Pepe, F. Tafuri, O. A. Mukhanov, M. Arzeo, “Fast Digital Phase Detection of a Coherent Tone At GHz Frequencies”, IEEE Transactions on Applied Superconductivity, 34, 3, 1-5, 1300305, doi: 10.1109/TASC.2024.3354681 (2024)
D. Massarotti, H. G. Ahmad, R. Satariano, R. Ferraiuolo, L. Di Palma, P. Mastrovito, G. Serpico, A. Levochkina, R. Caruso, A. Miano, M. Arzeo, G. Ausanio, C. Granata, P. Lucignano, D. Montemurro, L. Parlato, A. Vettoliere, R. Fazio, O. Mukhanov, G. P. Pepe, F. Tafuri, “A feasible path for the use of ferromagnetic josephson junctions in quantum circuits: The ferro-transmon”, Low Temp. Phys., 49 (7): 794–802. https://doi.org/10.1063/10.0019690 (2023) (.pdf)
L. Di Palma, A. Miano, P. Mastrovito, D. Massarotti, M. Arzeo, G.P. Pepe, F. Tafuri, O. Mukhanov, “Discriminating the phase of a coherent tone with a flux-switchable superconducting circuit”, Phys. Rev. Applied 19, 064025 (2023) (.pdf)
D. Montemurro, D. S. Golubev, S. Kubatkin, F. Tafuri, T. Bauch, F. Lombardi, “Enhanced Josephson coupling in hybrid nanojunctions”, Phys. Rev. B 107, 094517 (2023)
H.G. Ahmad, C. Jordan, R. Van den Boogaart, D. Waardenburg, C. Zachariadis, P. Mastrovito, A. L. Georgiev, D. Montemurro, G.P. Pepe, M. Arthers, A. Bruno, F. Tafuri, O. Mukhanov, M. Arzeo, D. Massarotti, “Investigating the Individual Performances of Coupled Superconducting Transmon Qubits”, Condens. Matter 2023, 8, 29 (2023) (open-source)
M. Esposito, A. Ranadive, L. Planat, S. Leger, D. Fraudet, V. Jouanny, O. Buisson, W. Guichard, C. Naud, J. Aumentado, F. Lecocq, N. Roch, “Observation of two-mode squeezing in a traveling wave parametric amplifier”, Physical Review Letter 128, 153603 (2022). (.pdf)
L. Parlato, D. Salvoni, M. Ejrnaes, F. Mattioli, A. Gaggero, F. Martini, D. Massarotti, D. Montemurro, R. Satariano, R. Ferraiuolo, F. Chianese, F. Tafuri, R. Cristiano, G. P. Pepe, “Investigation of Superconducting Molybdenum Silicide Nanostrips and Microstrips for Single Photon Detectors”, J Low Temp Phys 209, 1151–1157 (2022) (open-source)
D. Salvoni, M. Ejrnaes, A. Gaggero, F. Mattioli, F. Martini, H.G. Ahmad, L. Di Palma, R. Satariano, X.Y. Yang, L. You, F. Tafuri, G.P. Pepe, D. Massarotti, D. Montemurro, L. Parlato, “Activation Energies in Superconducting Nanowire Single-Photon Detectors”, Phys. Rev. Applied 18, 014006 (2022) (.pdf)
A. Vettoliere, R. Satariano, R. Ferraiuolo, L. Di Palma, H. G. Ahmad, G. Ausanio, G. P. Pepe, F. Tafuri, D. Montemurro, C. Granata, L. Parlato, D. Massarotti, “Aluminum-ferromagnetic Josephson tunnel junctions for high quality magnetic switching devices”, Appl. Phys. Lett. 27; 120 (26): 262601, https://doi.org/10.1063/5.0101686 (2022) (.pdf)
H.G. Ahmad V. Brosco, A. Miano, L. Di Palma, M. Arzeo, D. Montemurro, P. Lucignano, G. P. Pepe, F. Tafuri, R. Fazio, D. Massarotti, Hybrid ferromagnetic transmon qubit: Circuit design, feasibility, and detection protocols for magnetic fluctuations, Phys. Rev. B 105, 214522 (2022) (.pdf)
H.G. Ahmad, M. Minutillo, R. Capecelatro, A. Pal, R. Caruso, G. Passarelli, M. G. Blamire, F. Tafuri, P. Lucignano, D. Massarotti, “Coexistence and tuning of spin-singlet and triplet transport in spin-filter Josephson junctions”, Commun Phys 5, 2 (2022) (open-source)
R. Satariano, L. Parlato, A. Vettoliere, R. Caruso, H.G. Ahmad, A. Miano, L. Di Palma, D. Salvoni, D. Montemurro, C. Granata, G. Lamura, F. Tafuri, G. P. Pepe, D. Massarotti, G. Ausanio, “Inverse magnetic hysteresis of the Josephson supercurrent: Study of the magnetic properties of thin niobium/permalloy (Fe₂₀Ni₈₀) interfaces”, Phys. Rev. B 103, 224521 (2021) (.pdf)
L. Parlato, R. Caruso, A. Vettoliere, R. Satariano, H.G. Ahmad, A. Miano, D. Montemurro, D. Salvoni, G. Ausanio, F. Tafuri, G.P. Pepe, D. Massarotti, C. Granata, “Characterization of scalable Josephson memory element containing a strong ferromagnet”, J. Appl. Phys. 21; 127 (19): 193901. https://doi.org/10.1063/5.0004554 (2020) (.pdf)
H.G. Ahmad, R. Caruso, A. Pal, G. Rotoli, G.P. Pepe, M.G. Blamire, F. Tafuri, D. Massarotti, “Electrodynamics of highly spin-polarized tunnel Josephson junctions”, Phys. Rev. Applied 13, 014017 (2020) (.pdf)
M. Ejrnaes, D. Salvoni, L. Parlato, D. Massarotti, R. Caruso, F. Tafuri, X. Y. Yang, L. X. You, Z. Wang, G. P. Pepe, R. Cristiano, “Superconductor to resistive state switching by multiple fluctuation events in NbTiN nanostrips”, Sci Rep 9, 8053 (2019) (open-source)
R. Caruso, D. Massarotti, G. Campagnano, A. Pal, H. G. Ahmad, P. Lucignano, M. Eschrig, M. G. Blamire, and F. Tafuri, “Tuning of magnetic activity in spin-filter Josephson junctions towards spin-triplet transport”, Phys. Rev. Lett. 122, 047002 (2019) (.pdf)
Tafuri, Francesco, ed. Fundamentals and frontiers of the Josephson effect. Vol. 286. Springer Nature (2019).
D. Massarotti, N. Banerjee, R. Caruso, G. Rotoli, M. G. Blamire, F. Tafuri, “Electrodynamics of Josephson junctions containing strong ferromagnets”, Phys. Rev. B 98, 144516 (2018) (.pdf)
R. Caruso, D. Massarotti, A. Miano, V. V. Bolginov, A. B. Hamida, L. N. Karelina, G. Campagnano, I. V. Vernik, F. Tafuri, V. V. Ryazanov, O. A. Mukhanov, G. P. Pepe, “Properties of Ferromagnetic Josephson Junctions for Memory Applications”, IEEE Transactions on Applied Superconductivity, 28, 7, 1-6, 1800606, doi: 10.1109/TASC.2018.2836979 (2018) (.pdf)
R. Caruso, D. Massarotti, V. V. Bolginov, A. Ben Hamida, L. N. Karelina, A. Miano, I. V. Vernik, F. Tafuri, V. V. Ryazanov, O. A. Mukhanov, G. P. Pepe, “RF assisted switching in magnetic Josephson junctions”, J. Appl. Phys. 7, 123 (13): 133901. https://doi.org/10.1063/1.5018854 (2018) (.pdf)
M. Ejrnaes, L. Parlato, R. Arpaia, T. Bauch, F. Lombardi, R. Cristiano, F. Tafuri and G.P. Pepe, “Observation of dark pulses in 10 nm thick YBCO nanostrips presenting hysteretic current voltage characteristics”, Supercond. Sci. Technol. 30 12LT02, DOI 10.1088/1361-6668/aa94b9 (2017) (.pdf)
D. Massarotti, B. Jouault, V. Rouco, S. Charpentier, T. Bauch, A. Michon, A. De Candia, P. Lucignano, F. Lombardi, F. Tafuri, A. Tagliacozzo, “Incipient Berezinskii-Kosterlitz-Thouless transition in two-dimensional coplanar Josephson junctions”, Phys. Rev. B 94, 054525 (2016) (.pdf)
Stornaiuolo, D., Cantoni, C., De Luca, G., R. Di Capua, E. Di. Gennaro, G. Ghiringhelli, B. Jouault, D. Marrè, D. Massarotti, F. Miletto Granozio, I. Pallecchi, C. Piamonteze, S. Rusponi, F. Tafuri, M. Salluzzo, “Tunable spin polarization and superconductivity in engineered oxide interfaces”. Nature Mater 15, 278–283 (2016) (open-source)
D. Montemurro et al., Towards a Hybrid High Critical Temperature Superconductor Junction With a Semiconducting InAs Nanowire Barrier, J Supercond Nov Magn 28, 3429–3437 (2015) (open-source)
D. Montemurro, D. Massarotti, P. Lucignano, S. Roddaro, D. Stornaiuolo, D. Ercolani, L. Sorba, A. Tagliacozzo, F. Beltram, F. Tafuri, “Suspended InAs nanowire Josephson junctions assembled via dielectrophoresis”, Nanotechnology 26 385302 (2015) (.pdf)
D. Massarotti, D. Stornaiuolo, P. Lucignano, L. Galletti, D. Born, G. Rotoli, F. Lombardi, L. Longobardi, A. Tagliacozzo, F. Tafuri, “Breakdown of the escape dynamics in Josephson junctions”, Phys. Rev. B 92, 054501 (2015) (.pdf)
D. Massarotti, A. Pal, G. Rotoli, L. Longobardi, M. G. Blamire, F. Tafuri, “Macroscopic quantum tunnelling in spin filter ferromagnetic Josephson junctions”. Nat Commun 6, 7376 (2015) (open-source)

Selected Publications (<2014)

D. Stornaiuolo, G. Rotoli, D. Massarotti, F. Carillo, L. Longobardi, F. Beltram, F. Tafuri, “Resolving the effects of frequency-dependent damping and quantum phase diffusion in YBaCuO Josephson junctions”, Phys. Rev. B 87, 134517 (2013)
L. Longobardi, D. Massarotti, D. Stornaiuolo, L. Galletti, G. Rotoli, F. Lombardi, F. Tafuri, “Direct transition from quantum escape to a phase diffusion regime in YBaCuO biepitaxial Josephson junctions”, Phys. Rev. Lett. 109, 050601 (2012)
L. Longobardi, D. Massarotti, G. Rotoli, D. Stornaiuolo, G. Papari, A. Kawakami, G. P. Pepe, A. Barone, F. Tafuri, “Thermal hopping and retrapping of a Brownian particle in the tilted periodic potential of a NbN/MgO/NbN Josephson junction”, Phys. Rev. B 84, 184504 (2011)
L. Longobardi, D. Massarotti, G. Rotoli, D. Stornaiuolo, G. Papari, A. Kawakami, G.P. Pepe, A. Barone, F. Tafuri, “Quantum crossover in moderately damped epitaxial NbN/MgO/NbN junctions with low critical current density”, Appl. Phys. Lett. 8, 99 (6): 062510. https://doi.org/10.1063/1.3624471 (2011)
Francesco Tafuri and John R Kirtley, “Weak links in high critical temperature superconductors”, Rep. Prog. Phys. 68 2573 (2005)
T. Bauch, F. Lombardi, F. Tafuri, A. Barone, G. Rotoli, P. Delsing, and T. Claeson, “Macroscopic Quantum Tunneling in 𝑑-Wave YBa₂Cu₃O₇_−𝛿 Josephson Junctions”, Phys. Rev. Lett. 94, 087003 (2005)
J. R. Kirtley, C. C. Tsuei, F. Tafuri, “Thermally Activated Spontaneous Fluxoid Formation in Superconducting Thin Film Rings”, Phys. Rev. Lett. 90, 257001 (2003)
F. Lombardi, F. Tafuri, F. Ricci, F. Miletto Granozio, A. Barone, G. Testa, E . Sarnelli, J. R. Kirtley, and C. C. Tsuei, “Intrinsic 𝑑-Wave Effects in YBa₂Cu₃O₇_−δ Grain Boundary Josephson Junctions”, Phys. Rev. Lett. 89, 207001 (2002)
A. Gurevich, M. S. Rzchowski, G. Daniels, S. Patnaik, B. M. Hinaus, F. Carillo, F. Tafuri, and D. C. Larbalestier, “Flux Flow of Abrikosov-Josephson Vortices along Grain Boundaries in High-Temperature Superconductors”, Phys. Rev. Lett. 88, 097001 (2002)

Ph.D. thesis (2013-2023)

L. Di Palma, The Josephson Digital Phase Detector: principle, design and operation (Massarotti Davide, Tafuri Francesco) (08-05-2023) (.pdf)
R. Satariano, Magnetic tunnel Josephson Junctions towards hybrid quantum architectures (Pepe Giovanni Piero) (08-05-2023) (.pdf)
A. Miano, Full control of Josephson nonlinear processes in superconducting parametric devices for efficient control and readout of quantum circuits (Tafuri Francesco, Massarotti Davide) (09-06-2021) (.pdf)
H.G. Ahmad, Physics of the Josephson effect in junctions with ferromagnetic barriers: towards quantum circuits and RF applications (Tafuri Francesco) (06-05-2021) (.pdf)
R. Caruso, Properties of unconventional SFS Josephson junctions (Tafuri Francesco) (30-11-2017) (.pdf)
D. Montemurro, Hybrid superconducting InAs-nanowire based nanojunctions (Tagliacozzo Arturo, Tafuri Francesco) (31-03-2016) (.pdf)
D. Massarotti, Macroscopic quantum phenomena in superconductors: study of phase dynamics and dissipation in moderately damped Josephson junctions (Tafuri Francesco ) (02-04-2013) (.pdf)

Master thesis (2017-2025)

G. Tuccillo, Measurements of tunnel-ferromagnetic Josephson devices: transport and magnetic properties towards the ferrotransmon qubit (Tafuri Francesco, Massarotti Davide, R. Satariano) (.pdf)
F. Calloni, Study, design and characterization of superconducting quantum devices based on tunnel ferromagnetic Josepshon junctions (Tafuri Francesco, Massarotti Davide, R. Satariano) (.pdf)
A. Sarno, Coherence and control fidelity benchmarking of a multi-qubit superconducting quantum processor (Tafuri Francesco, Davide Massarotti, Halima Giovanna Ahmad) (.pdf)
A. Restino, Electrodynamics of tunnel-ferromagnetic Josephson junctions for quantum devices (Tafuri Francesco, Massarotti Davide) (2023-12-14) (.pdf)
C. Cosenza, Comparative analysis of coupling schemes in superconducting transmon qubits device (Tafuri Francesco, Ahmad Halima Giovanna, Massarotti Davide) (2023-10-23) (.pdf)
M. P. Guardascione, Electromagnetic properties of hybrid Josephson junctions (Tafuri Francesco, Montemurro Domenico) (2023-10-23) (.pdf)
V. Stasino, Study and experimental implementation of two-qubit superconducting quantum circuits (Tafuri Francesco, Ahmad Halima Giovanna; Massarotti Davide) (2023-10-23) (.pdf)
F. D’Apice, Giunzioni Josephson ferromagnetiche basate su elettrodi di niobio (Tafuri Francesco, Granata Carmine) (2023-03-17) (.pdf)
F. D’Esposito, Decoherence in superconducting qubits: measurements and analysis of coherence times in transmon devices (Tafuri Francesco, Ahmad Halima Giovanna, Massarotti Davide) (2022-12-25) (.pdf)
P. Savarese, Transport properties of stacked Josephson junctions employing Permalloy ferromagnetic barrier (Tafuri Francesco, Montemurro Domenico) (2022-10-24) (.pdf)
A. L. Georgiev, Principles and characterization of superconducting single- and two-qubit gates (Tafuri Francesco Ahmad Halima Giovanna, Massarotti Davide) (2022-09-28) (.pdf)
P. Mastrovito, Design and characterization of dissipationless and tunable devices for read-out of superconducting qubits (Tafuri Francesco, Arzeo Marco; Massarotti Davide) (2021-10-26) (.pdf)
G. Serpico, Study of the Transport Properties of Superconducting Junctions Coupled to Resonant Circuits (Tafuri Francesco, Montemurro Domenico) (2021-10-26)
M. Quagliata, A comparative study of superconducting resonators for transmon qubits readout (Tafuri Francesco, Arzeo Marco; Massarotti Davide) (2021-03-17) (.pdf)
Ferraiuolo, Fabbricazione e caratterizzazione comparativa di nanostrutture superconduttive
L. Cozzolino, Dissipation in superconducting NbN and NbTiN nanostructures (Tafuri Francesco, Massarotti Davide) (2020-03-20) (.pdf)
L. Di Palma, Phase dynamics in spin-filter ferromagnetic Josephson junctions (Tafuri Francesco, Massarotti Davide) (2019-10-25) (.pdf)
H.G. Ahmad, Physics of the Josephson effect in junctions with ferromagnetic barriers (Tafuri, Francesco) (2017-07-24) (.pdf)

Up to 31 between master and bachelor thesis supervised by our group can be found at this link

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Complesso di Monte Sant'Angelo

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QTlab Unina

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