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Josephson parametric amplifier thesis

Nettet8. nov. 2024 · The amplification chain consists of a nondegenerate Josephson parametric amplifier (JPA) and a cryogenic HEMT amplifier. Narrowband coherent states can be applied via a microwave source and... Nettet30. jun. 2014 · The use of a point contact Josephson junction as a parametric amplifier was studied at 9 GHz. The junction used in the experiments was a two-hole RF-biased SQUID (Superconducting Quantum Interference Device) and the pump frequency was close to the signal frequency. The total gain achieved was 10 dB with a bandwidth of 3 …

Traveling wave parametric amplifier based on left - handed …

Nettet24. feb. 2024 · Using this easily prepared architecture, we design and fabricate a broadband Josephson parametric amplifier, which has gain in an excess of 20 dB with a bandwidth of hundreds of MHz. Furthermore, by varying the working point of the device, the operating frequency of amplification can be tuned in a wide frequency range of 1 … Nettet2. mai 2016 · The amplification process arises from the dispersive nonlinearity of Josephson junctions driven with appropriate tones. We discuss two defining … locke\u0027s irish whiskey https://mondo-lirondo.com

Capturing Complex Behavior in Josephson Traveling-Wave …

Nettet11. apr. 2024 · In this paper, we report a flux-driven Josephson par-ametric amplifier (JPA) fabricated using the Nb/AlOx/Nb Josephson junction process. The JPA consists of a parallel-plate type coupling capacitor and quarter-wavelength resonator terminated with a DC-SQUID. We adopt a simple 4-layer process using well-estab-lished Nb trilayer … Nettet21. apr. 2024 · Figure 1. The saturation power for the JRM-based Josephson parametric amplifier with various JRM inductance ratio β and participation ratio p is shown in panel (a). The amplifier has a sweet spot, in which saturation power is maximal, in the low-β and intermediate-p regime.Optimizing β and p, we find saturation power of P ± 1 dB ∼ − … Nettet14. okt. 2024 · Modeling of Josephson Traveling Wave Parametric Amplifiers Abstract: The recent developments in quantum technologies, as well as advanced detection … indian turmeric scientific name

[1605.00539] Introduction to Quantum-limited Parametric …

Category:near–quantum-limited Josephson traveling-wave parametric …

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Josephson parametric amplifier thesis

Josephson-Effect-Based Electronics

Nettet28. okt. 2024 · Devoret, M. H. & Schoelkopf, R. J. Superconducting circuits for quantum information: an outlook. Science 339, 1169–1174 (2013). NettetDevelopment of a Josephson Parametric Amplifier for the Preparation and Detection of Nonclassical States of Microwave Fields. Author. M. Castellanos-Beltran. Abstract. …

Josephson parametric amplifier thesis

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NettetJosephson Parametric Amplifiers with Lumped-Element Coupled Resonators (Master's thesis) A. Rubio Abadal, ETH Zurich, 2015 Towards continuous wave Rydberg … Nettet1. jun. 2024 · While Josephson Parametric Amplifiers (JPAs) provide near quantum-limited noise performance and high gain, they are based on resonant elements and have a fixed gain-bandwidth product which is set ...

Nettet@@ We study a femtosecond Ti:sapphire laser pumped optical parametric amplifier (OPA) at 1053nm. The OPA generates stable signal pulses with duration smaller than 100 fs, wavelength drift smaller tha Nettet14. nov. 2024 · Microwave parametric amplifiers based on Josephson junctions have become indispensable components of many quantum information experiments. ... Schackert, “ A practical quantum-limited parametric amplifier based on the Josephson ring modulator,” Ph.D. thesis ( Yale University, 2013).

NettetThis research investigates the realization of parametric amplification in superconducting circuits and structures where nonlinearity is provided by Josephson junction (JJ) … NettetThe feedback protocol is predicated on the ability to make high-fidelity quantum measurements, which are enabled by quantum-limited Josephson parametric amplifiers (JPAs). The design and realization of the novel Josephson traveling-wave parametric amplifier (JTWPA) comprises the second half of this thesis.

NettetWe aim to develop a systematic analysis over JJ-based devices toward design of novel traveling-wave Josephson parametric amplifiers (TW-JPA). Chapters of this thesis fall into three categories: lumped JPA, superconducting periodic structures and discrete Josephson transmission lines (DJTL). The unbiased Josephson junction (JJ) is a …

Nettet14. nov. 2024 · Microwave parametric amplifiers based on Josephson junctions have become indispensable components of many quantum information experiments. ... locke\u0027s labour theoryNettetquantum systems, including superconducting and spin qubits [1]. In particular traveling wave parametric amplifiers are promising due to their large gain over a broad range of frequencies and high dynamic range [2]. The large bandwidth of TWPA is achieved by using long transmission line made of nonlinear superconducting elements, which can be ... locke\\u0027s labor theoryNettet11. apr. 2024 · In this paper, we report a flux-driven Josephson par-ametric amplifier (JPA) fabricated using the Nb/AlOx/Nb Josephson junction process. The JPA consists … locke\\u0027s ideas on natural rights focused on:NettetM. Malnou et al., Optimal operation of a Josephson parametric amplifier for vacuum squeezing, arXiv:1711.02786; Phys. Rev. Applied 9, 044023 (2024) 2016. H. Zheng et … indian turnover crossword clueNettetHe previously worked in Prof. Andreas Wallraff's Quantum Device Lab for his semester thesis about dispersive readout of the qubit and Master thesis about broadband Josephson Parametric Amplifier. Läs mer om Hang-Xi Lis arbetslivserfarenhet, utbildning, kontakter med mera genom att besöka hens profil på LinkedIn locke\u0027s labor theoryNettet1. jan. 2008 · The Josephson junction is the only electronic circuit element which remains non-linear and non-dissipative at arbitrarily low temperatures. This thesis will describe the theory and experiments... locke\u0027s law of natureindian trust settlement