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| Natura: | Preprint |
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2024
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| Accesso online: | https://arxiv.org/abs/2402.12045 |
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| _version_ | 1866909111504863232 |
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| author | Faverzani, Marco Campana, Pietro Carobene, Rodolfo Gobbo, Marco Ahrens, Felix Avallone, Guerino Barone, Carlo Borghesi, Matteo Capelli, Silvia Carapella, Giovanni Caricato, Anna Paola Callegaro, Luca Carusotto, Iacopo Celotto, Andrea Cian, Alessandro D'Elia, Alessandro Di Gioacchino, Daniele Enrico, Emanuele Falferi, Paolo Fasolo, Luca Ferri, Elena Filatrella, Giovanni Gatti, Claudio Giubertoni, Damiano Granata, Veronica Guarcello, Claudio Irace, Alessandro Labranca, Danilo Leo, Angelo Ligi, Carlo Maccarrone, Giovanni Mantegazzini, Federica Margesin, Benno Maruccio, Giuseppe Mezzena, Renato Moneduro, Anna Grazia Moretti, Roberto Nucciotti, Angelo Oberto, Luca Origo, Luca Pagano, Sergio Komnang, Alex Stephane Piedjou Piersanti, Luca Rettaroli, Alessio Rizzato, Silvia Tocci, Simone Vinante, Andrea Zannoni, Mario Giachero, Andrea |
| author_facet | Faverzani, Marco Campana, Pietro Carobene, Rodolfo Gobbo, Marco Ahrens, Felix Avallone, Guerino Barone, Carlo Borghesi, Matteo Capelli, Silvia Carapella, Giovanni Caricato, Anna Paola Callegaro, Luca Carusotto, Iacopo Celotto, Andrea Cian, Alessandro D'Elia, Alessandro Di Gioacchino, Daniele Enrico, Emanuele Falferi, Paolo Fasolo, Luca Ferri, Elena Filatrella, Giovanni Gatti, Claudio Giubertoni, Damiano Granata, Veronica Guarcello, Claudio Irace, Alessandro Labranca, Danilo Leo, Angelo Ligi, Carlo Maccarrone, Giovanni Mantegazzini, Federica Margesin, Benno Maruccio, Giuseppe Mezzena, Renato Moneduro, Anna Grazia Moretti, Roberto Nucciotti, Angelo Oberto, Luca Origo, Luca Pagano, Sergio Komnang, Alex Stephane Piedjou Piersanti, Luca Rettaroli, Alessio Rizzato, Silvia Tocci, Simone Vinante, Andrea Zannoni, Mario Giachero, Andrea |
| contents | Superconducting parametric amplifiers offer the capability to amplify feeble signals with extremely low levels of added noise, potentially reaching quantum-limited amplification. This characteristic makes them essential components in the realm of high-fidelity quantum computing and serves to propel advancements in the field of quantum sensing. In particular, Traveling-Wave Parametric Amplifiers (TWPAs) may be especially suitable for practical applications due to their multi-Gigahertz amplification bandwidth, a feature lacking in Josephson Parametric Amplifiers (JPAs), despite the latter being a more established technology. This paper presents recent developments of the DARTWARS (Detector Array Readout with Traveling Wave AmplifieRS) project, focusing on the latest prototypes of Kinetic Inductance TWPAs (KITWPAs). The project aims to develop a KITWPA capable of achieving $20\,$ dB of amplification. To enhance the production yield, the first prototypes were fabricated with half the length and expected gain of the final device. In this paper, we present the results of the characterization of one of the half-length prototypes. The measurements revealed an average amplification of approximately $9\,$dB across a $2\,$GHz bandwidth for a KITWPA spanning $17\,$mm in length. |
| format | Preprint |
| id |
arxiv_https___arxiv_org_abs_2402_12045 |
| institution | arXiv |
| publishDate | 2024 |
| record_format | arxiv |
| spellingShingle | Broadband parametric amplification in DARTWARS Faverzani, Marco Campana, Pietro Carobene, Rodolfo Gobbo, Marco Ahrens, Felix Avallone, Guerino Barone, Carlo Borghesi, Matteo Capelli, Silvia Carapella, Giovanni Caricato, Anna Paola Callegaro, Luca Carusotto, Iacopo Celotto, Andrea Cian, Alessandro D'Elia, Alessandro Di Gioacchino, Daniele Enrico, Emanuele Falferi, Paolo Fasolo, Luca Ferri, Elena Filatrella, Giovanni Gatti, Claudio Giubertoni, Damiano Granata, Veronica Guarcello, Claudio Irace, Alessandro Labranca, Danilo Leo, Angelo Ligi, Carlo Maccarrone, Giovanni Mantegazzini, Federica Margesin, Benno Maruccio, Giuseppe Mezzena, Renato Moneduro, Anna Grazia Moretti, Roberto Nucciotti, Angelo Oberto, Luca Origo, Luca Pagano, Sergio Komnang, Alex Stephane Piedjou Piersanti, Luca Rettaroli, Alessio Rizzato, Silvia Tocci, Simone Vinante, Andrea Zannoni, Mario Giachero, Andrea Quantum Physics Superconducting parametric amplifiers offer the capability to amplify feeble signals with extremely low levels of added noise, potentially reaching quantum-limited amplification. This characteristic makes them essential components in the realm of high-fidelity quantum computing and serves to propel advancements in the field of quantum sensing. In particular, Traveling-Wave Parametric Amplifiers (TWPAs) may be especially suitable for practical applications due to their multi-Gigahertz amplification bandwidth, a feature lacking in Josephson Parametric Amplifiers (JPAs), despite the latter being a more established technology. This paper presents recent developments of the DARTWARS (Detector Array Readout with Traveling Wave AmplifieRS) project, focusing on the latest prototypes of Kinetic Inductance TWPAs (KITWPAs). The project aims to develop a KITWPA capable of achieving $20\,$ dB of amplification. To enhance the production yield, the first prototypes were fabricated with half the length and expected gain of the final device. In this paper, we present the results of the characterization of one of the half-length prototypes. The measurements revealed an average amplification of approximately $9\,$dB across a $2\,$GHz bandwidth for a KITWPA spanning $17\,$mm in length. |
| title | Broadband parametric amplification in DARTWARS |
| topic | Quantum Physics |
| url | https://arxiv.org/abs/2402.12045 |