3 papers
cond-mat.supr-con2025
Third harmonic-mediated amplification in TWPA
E. Rizvanov, S. Kern, P. Neilinger +1
In Josephson Traveling-Wave Parametric Amplifiers, higher-order harmonics of the pump tone and its sidebands are commonly present and typically regarded as parasitic. Consequently,…
cond-mat.supr-con2024
Optical and transport properties of NbN thin films revisited
Samuel Kern, Pavol Neilinger, Magdaléna Poláčková +4
Highly disordered NbN thin films exhibit promising superconducting and optical properties. Despite extensive study, discrepancies in its basic electronic properties persist. Analys…
quant-ph2023
Design of deeply cooled ultra-low dissipation amplifier and measuring cell for quantum measurements with a microwave single-photon counter
O. G. Turutanov, A. M. Korolev, V. I. Shnyrkov +6
The requirements and details of designing a measuring cell and low-back-action deeply-cooled amplifier for quantum measurements at 10 mK are discussed. This equipment is a part of…