Effects of wave damping and finite perpendicular scale on three-dimensional Alfvén wave parametric decay in low-beta plasmas
Sign Up to like & getrecommendations! Published in 2024 at "Physics of Plasmas"
DOI: 10.1063/5.0216871
Abstract: Shear Alfvén wave parametric decay instability (PDI) provides a potential path toward significant wave dissipation and plasma heating. However, fundamental questions regarding how PDI is excited in a realistic three-dimensional (3D) open system and how… read more here.
Keywords: plasmas; alfv wave; wave parametric; scale ... See more keywords
Balanced travelling-wave parametric amplifiers for practical applications
Sign Up to like & getrecommendations! Published in 2024 at "Physica Scripta"
DOI: 10.1088/1402-4896/ad492a
Abstract: The development of superconducting travelling-wave parametric amplifiers (TWPAs) over the past decade has highlighted their potential as low-noise amplifiers for use in fundamental physics experiments and industrial applications. However, practical challenges, including signal-idler contamination, complex… read more here.
Keywords: balanced twpa; twpa architecture; wave parametric; parametric amplifiers ... See more keywords
High-Gain Traveling-Wave Parametric Amplifier Based on Three-Wave Mixing
Sign Up to like & getrecommendations! Published in 2022 at "Physical Review Applied"
DOI: 10.1103/physrevapplied.19.044056
Abstract: We extend the theory for a Josephson junction travelling wave parametric amplifier (TWPA) operating in the three-wave mixing regime and we propose a scheme for achieving high gain. The continuous three-mode model [P. K. Tien,… read more here.
Keywords: three wave; high gain; gain; wave mixing ... See more keywords
Photonic-Crystal Josephson Traveling-Wave Parametric Amplifier
Sign Up to like & getrecommendations! Published in 2020 at "Physical Review X"
DOI: 10.1103/physrevx.10.021021
Abstract: An amplifier combining noise performances as close as possible to the quantum limit with large bandwidth and high saturation power is highly desirable for many solid state quantum technologies such as high fidelity qubit readout… read more here.
Keywords: crystal josephson; traveling wave; parametric amplifier; wave parametric ... See more keywords
Experimental Characterization of RF-SQUIDs Based Josephson Traveling Wave Parametric Amplifier Exploiting Resonant Phase Matching Scheme
Sign Up to like & getrecommendations! Published in 2024 at "IEEE Transactions on Applied Superconductivity"
DOI: 10.1109/tasc.2024.3359163
Abstract: This study presents recent advancements in Josephson Traveling Wave Parametric Amplifiers (JTWPAs) developed and tested at Istituto Nazionale di Ricerca Metrologica within the Detector Array Readout with Traveling Wave AmplifieRS project framework. Combining Josephson junctions… read more here.
Keywords: josephson traveling; josephson; wave parametric; traveling wave ... See more keywords
Investigating the $\chi ^{(3)}$ Nonlinearity of a Josephson Junction Array for Travelling-Wave Parametric Amplification in the W-Band
Sign Up to like & getrecommendations! Published in 2026 at "IEEE Transactions on Applied Superconductivity"
DOI: 10.1109/tasc.2025.3636612
Abstract: At microwave frequencies, Josephson junction arrays have been widely employed to create metamaterials exhibiting a third-order ($\chi ^{(3)}$) nonlinearity, analogous to the Kerr effect in optics. These nonlinear metamaterials enable parametric amplification, as in Josephson… read more here.
Keywords: wave parametric; nonlinearity; tex math; inline formula ... See more keywords
Deconstructing the Traveling Wave Parametric Amplifier
Sign Up to like & getrecommendations! Published in 2024 at "IEEE Transactions on Microwave Theory and Techniques"
DOI: 10.1109/tmtt.2024.3367176
Abstract: Traveling wave parametric amplifiers (TWPAs) play a prominent role in modern superconducting quantum computing efforts. They are valued for their relatively high power handling capability, bandwidth, and simple operation. However, the core mechanism for producing… read more here.
Keywords: wave parametric; traveling wave; parametric amplifier; deconstructing traveling ... See more keywords
Energy scaling and extended tunability of terahertz wave parametric oscillator with MgO-doped near-stoichiometric LiNbO3 crystal.
Sign Up to like & getrecommendations! Published in 2017 at "Optics express"
DOI: 10.1364/oe.25.008926
Abstract: A widely tunable, high-energy terahertz wave parametric oscillator based on 1 mol. % MgO-doped near-stoichiometric LiNbO3 crystal has been demonstrated with 1064 nm nanosecond pulsed laser pumping. The tunable range of 1.16 to 4.64 THz… read more here.
Keywords: mgo; energy; mgo doped; wave parametric ... See more keywords
Frequency-agile injection-seeded terahertz-wave parametric generation
Sign Up to like & getrecommendations! Published in 2019 at "Optics Letters"
DOI: 10.1364/ol.45.000077
Abstract: An injection-seeded terahertz (THz)-wave parametric generator (is-TPG) enables access to low-frequency fingerprints of molecules in the THz frequency region. However, its conventional scan repetition rate (SRR) is limited below 1 Hz. Thus, in this Letter,… read more here.
Keywords: injection seeded; frequency; seeded terahertz; wave parametric ... See more keywords