Zobrazeno 1 - 10
of 96
pro vyhledávání: '"Vitaly Shumeiko"'
Autor:
Gustav Andersson, Shan W. Jolin, Marco Scigliuzzo, Riccardo Borgani, Mats O. Tholén, J.C. Rivera Hernández, Vitaly Shumeiko, David B. Haviland, Per Delsing
Publikováno v:
PRX Quantum, Vol 3, Iss 1, p 010312 (2022)
Exploiting multiple modes in a quantum acoustic device could enable applications in quantum information in a hardware-efficient setup, including quantum simulation in a synthetic dimension and continuous-variable quantum computing with cluster states
Externí odkaz:
https://doaj.org/article/5ad812beb4c84c56ae0d3765e280392b
Autor:
Xiu Gu, Jorge Fernández-Pendás, Pontus Vikstål, Tahereh Abad, Christopher Warren, Andreas Bengtsson, Giovanna Tancredi, Vitaly Shumeiko, Jonas Bylander, Göran Johansson, Anton Frisk Kockum
Publikováno v:
PRX Quantum, Vol 2, Iss 4, p 040348 (2021)
Near-term quantum computers are limited by the decoherence of qubits to only being able to run low-depth quantum circuits with acceptable fidelity. This severely restricts what quantum algorithms can be compiled and implemented on such devices. One w
Externí odkaz:
https://doaj.org/article/8ac8de3f976b45d08b0c4a1653f0fd8e
Autor:
Philip Krantz, Andreas Bengtsson, Michaël Simoen, Simon Gustavsson, Vitaly Shumeiko, W. D. Oliver, C. M. Wilson, Per Delsing, Jonas Bylander
Publikováno v:
Nature Communications, Vol 7, Iss 1, Pp 1-8 (2016)
Efficient qubit readout is essential for quantum information technology, which requires sufficient recognition of signal from noise. Here, Krantz et al. propose a simplified technique using a Josephson parametric oscillator, demonstrating single-shot
Externí odkaz:
https://doaj.org/article/8e5a3871082441d98289725effadac59
Autor:
Philip Krantz, Yarema Reshitnyk, Waltraut Wustmann, Jonas Bylander, Simon Gustavsson, William D Oliver, Timothy Duty, Vitaly Shumeiko, Per Delsing
Publikováno v:
New Journal of Physics, Vol 15, Iss 10, p 105002 (2013)
We experimentally study the behavior of a parametrically pumped nonlinear oscillator, which is based on a superconducting λ /4 resonator, and is terminated by a flux-tunable superconducting quantum interference device. We extract parameters for two
Externí odkaz:
https://doaj.org/article/ee3ed0c8e56e4cd5a1154d0db7eb1861
Autor:
Anita Fadavi Roudsari, Daryoush Shiri, Hampus Renberg Nilsson, Giovanna Tancredi, Amr Osman, Ida-Maria Svensson, Marina Kudra, Marcus Rommel, Jonas Bylander, Vitaly Shumeiko, Per Delsing
We report the implementation of a near-quantum-limited, traveling-wave parametric amplifier that uses three-wave mixing (3WM). To favor amplification by 3WM, we use the superconducting nonlinear asymmetric inductive element (SNAIL) loops, biased with
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::dff0c29c3b77ae7275243b4240053833
http://arxiv.org/abs/2209.07551
http://arxiv.org/abs/2209.07551
Autor:
Vitaly Shumeiko, Waltraut Wustmann
Publikováno v:
Low Temperature Physics. 45:848-869
We review recent advances in the research on quantum parametric phenomena in superconducting circuits with Josephson junctions. We discuss physical processes in parametrically driven tunable cavity and outline theoretical foundations for their descri
Autor:
Gustav Andersson, Shan W. Jolin, Marco Scigliuzzo, Riccardo Borgani, Mats O. Tholén, J.C. Rivera Hernández, Vitaly Shumeiko, David B. Haviland, Per Delsing
Exploiting multiple modes in a quantum acoustic device could enable applications in quantum information in a hardware-efficient setup, including quantum simulation in a synthetic dimension and continuous-variable quantum computing with cluster states
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::afb9a74f0ed5c09841d01d60c119aeb4
http://arxiv.org/abs/2007.05826
http://arxiv.org/abs/2007.05826
Autor:
Ida-Maria Svensson, Andreas Bengtsson, Michael Roger Andre Simoen, Philip Krantz, B. H. Schneider, Jonas Bylander, Per Delsing, Vitaly Shumeiko
We investigate nondegenerate parametric oscillations in a multimode superconducting microwave resonator that is terminated by a SQUID. The parametric effect is achieved by modulating magnetic flux through the SQUID at a frequency close to the sum of
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::4309fe2498b36d2970586748b6ebf8ca
http://arxiv.org/abs/1801.04566
http://arxiv.org/abs/1801.04566
We report on the experimental observation of period multiplication in parametrically driven tunable superconducting resonators. We modulate the magnetic flux through a superconducting quantum interference device, attached to a quarter-wavelength reso
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::6ba0cd71aad7d3557c21b79ae308908f
Autor:
Vitaly Shumeiko, Philip Krantz, Andreas Bengtsson, Jonas Bylander, Per Delsing, Ida-Maria Svensson
Publikováno v:
Physical Review B (2469-9950) vol.96(2017)
We have observed period-tripling subharmonic oscillations, in a superconducting coplanar waveguide resonator operated in the quantum regime, $k_B T \ll \hbar\omega$. The resonator is terminated by a tunable inductance that provides a Kerr-type nonlin
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::24eb6a1130b35b0adf805f75e12a1333
http://arxiv.org/abs/1707.04093
http://arxiv.org/abs/1707.04093