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Trupiano, G., De Simoni, G., & Giazotto, F. (2026). Thermally modulated SINIS transconductance amplifier. Physical Review Applied, 25(3), 034087. https://doi.org/10.1103/cz4n-rh4r
Antola, F., Battisti, S., Braggio, A., Giazotto, F., & De Simoni, G. (2025). Streamline-controlled rectification of supercurrent in thin-film asymmetric weak links. Physical Review Applied, 24(6), 064003. https://doi.org/10.1103/t8qr-m2v3
Antola, F., Simoni, G. D., Giazotto, F., & Braggio, A. (2025). Quantum Bipolar Thermoelectricity (arXiv:2508.03219). arXiv. https://doi.org/10.48550/arXiv.2508.03219
Pioldi, M., De Simoni, G., Braggio, A., & Giazotto, F. (2025). Photonic negative differential thermal conductance enabled by NIS junctions. Applied Physics Letters, 126(26), 263505. https://doi.org/10.1063/5.0272034
Paghi, A., Borgongino, L., Battisti, S., Tortorella, S., Trupiano, G., De Simoni, G., Strambini, E., Sorba, L., & Giazotto, F. (2025). Josephson Field Effect Transistors with InAs on Insulator and High Permittivity Gate Dielectrics. ACS Applied Electronic Materials, 7(9), 3756–3764. https://doi.org/10.1021/acsaelm.5c00038
Trupiano, G., De Simoni, G., & Giazotto, F. (2025). Quasiparticle-injection superconducting microwave relaxation oscillator. Physical Review Applied, 23(1), 014046. https://doi.org/10.1103/PhysRevApplied.23.014046
Paghi, A., Trupiano, G., De Simoni, G., Arif, O., Sorba, L., & Giazotto, F. (2024). InAs on Insulator: A New Platform for Cryogenic Hybrid Superconducting Electronics. Advanced Functional Materials, 2416957. https://doi.org/10.1002/adfm.202416957
Battisti, S., De Simoni, G., Braggio, A., Paghi, A., Sorba, L., & Giazotto, F. (2024). Extremely weak sub-kelvin electron–phonon coupling in InAs on Insulator. Applied Physics Letters, 125(20), 202601. https://doi.org/10.1063/5.0225361
Antola, F., Braggio, A., De Simoni, G., & Giazotto, F. (2024). Tunable thermoelectric superconducting heat pipe and diode. Superconductor Science and Technology, 37(11), 115023. https://doi.org/10.1088/1361-6668/ad7d40
Koch, J., Cirillo, C., Battisti, S., Ruf, L., Kakhaki, Z. M., Paghi, A., Gulian, A., Teknowijoyo, S., De Simoni, G., Giazotto, F., Attanasio, C., Scheer, E., & Di Bernardo, A. (2024). Gate-controlled supercurrent effect in dry-etched Dayem bridges of non-centrosymmetric niobium rhenium. Nano Research, 17(7), 6575–6581. https://doi.org/10.1007/s12274-024-6576-7
Battisti, S., Koch, J., Paghi, A., Ruf, L., Gulian, A., Teknowijoyo, S., Cirillo, C., Kakhaki, Z. M., Attanasio, C., Scheer, E., Di Bernardo, A., De Simoni, G., & Giazotto, F. (2024). Demonstration of high-impedance superconducting NbRe Dayem bridges. Applied Physics Letters, 124(17), 172601. https://doi.org/10.1063/5.0200257
Battisti, S., De Simoni, G., Chirolli, L., Braggio, A., & Giazotto, F. (2024). Bipolar thermoelectric superconducting single-electron transistor. Physical Review Research, 6(1), L012022. https://doi.org/10.1103/PhysRevResearch.6.L012022
Paghi, A., Trupiano, G., Puglia, C., Burgaud, H., De Simoni, G., Greco, A., & Giazotto, F. (2024). Estimation of the FR4 Microwave Dielectric Properties at Cryogenic Temperature for Quantum-Chip-Interface PCBs Design. IEEE Transactions on Instrumentation and Measurement, 73, 1–7. https://doi.org/10.1109/TIM.2024.3372217