114 citations · 169 across the 7 of their papers we have counts for
8 papers
Phase-sensitive cascade quantum amplifier with nearly noiseless operation
Ilari Lilja, Ekaterina Mukhanova, Michael Perelshtein +5
Phase-sensitive parametric devices enable quadrature-selective amplification with the potential for sub-quantum-limited noise performance. In this work, we investigate the operatio…
Bipartite entanglement under frequency comb pumping in parametric Josephson circuits
Mikael Vartiainen, Ilari Lilja, Ekaterina Mukhanova +3
The creation of high-quality cluster states in superconducting microwave circuits is a relevant ingredient in continuous-variable quantum computing. Although large-scale cluster st…
Numerical simulation methods for quantum sensing at parametric criticality
Kirill Petrovnin, Jiaming Wang, Gheorghe Sorin Paraoanu
Microwave photon detection is a key technology for low-temperature superconducting electronics and quantum information processing. A promising possibility is to use switching proce…
Microwave photon detection at parametric criticality
Kirill Petrovnin, Jiaming Wang, Michael Perelshtein +2
The detection of microwave fields at single-photon power levels is a much sought-after technology, with practical applications in nanoelectronics and quantum information science. H…
Microwave Gaussian quantum sensing with a CNOT gate receiver
Hany Khalifa, Kirill Petrovnin, Riku Jäntti +1
In quantum illumination (QI) the non-classical correlations between continuous variable (CV) entangled modes of radiation are exploited to detect the presence of a target embedded…
Generation and structuring of multipartite entanglement in Josephson parametric system
K. V. Petrovnin, M. R. Perelshtein, T. Korkalainen +4
Quantum correlations are a vital resource in advanced information processing based on quantum phenomena. Remarkably, the vacuum state of a quantum field may act as a key element fo…
Broadband continuous variable entanglement generation using Kerr-free Josephson metamaterial
Michael Perelshtein, Kirill Petrovnin, Visa Vesterinen +13
Entangled microwave photons form a fundamental resource for quantum information processing and sensing with continuous variables. We use a low-loss Josephson metamaterial comprisin…
Critical parametric quantum sensing
R. Di Candia, F. Minganti, K. V. Petrovnin +2
Critical quantum systems are a promising resource for quantum metrology applications, due to the diverging susceptibility developed in proximity of phase transitions. Here, we asse…