Production and applications of non-Gaussian quantum states of light
This review covers recent theoretical and experimental efforts to extend the application of
the continuous-variable quantum technology of light beyond" Gaussian" quantum states …
the continuous-variable quantum technology of light beyond" Gaussian" quantum states …
Generation of optical Schrödinger cat states by generalized photon subtraction
We propose a high-rate generation method of optical Schrödinger cat states. Thus far,
photon subtraction from squeezed vacuum states has been a standard method in cat-state …
photon subtraction from squeezed vacuum states has been a standard method in cat-state …
Conditional-not Displacement: Fast Multioscillator Control with a Single Qubit
Bosonic encoding is an approach for quantum information processing, promising lower
hardware overhead by encoding in the many levels of a harmonic-oscillator mode. Scaling …
hardware overhead by encoding in the many levels of a harmonic-oscillator mode. Scaling …
Fault-tolerant quantum computation by hybrid qubits with bosonic cat code and single photons
Hybridizing different degrees of freedom or physical platforms potentially offers various
advantages in building scalable quantum architectures. Here, we introduce a fault-tolerant …
advantages in building scalable quantum architectures. Here, we introduce a fault-tolerant …
Generation of Schrödinger cat states with Wigner negativity using a continuous-wave low-loss waveguide optical parametric amplifier
Continuous-wave (CW) squeezed light is used in the generation of various optical quantum
states, and thus is a fundamental resource of fault-tolerant universal quantum computation …
states, and thus is a fundamental resource of fault-tolerant universal quantum computation …
Generation of a Schrödinger cat state in a hybrid ferromagnet-superconductor system
S He, X Xin, FY Zhang, C Li - Physical Review A, 2023 - APS
The hybrid system between the transmon and the magnon plays an important role in
quantum information science. Additionally, the cat states of the magnon are a valuable …
quantum information science. Additionally, the cat states of the magnon are a valuable …
Sub-Planck phase-space structure and sensitivity for SU (1, 1) compass states
We investigate the sub-Planck-scale structures associated with the SU (1, 1) group by
establishing that the Planck scale on the hyperbolic plane can be considered as the inverse …
establishing that the Planck scale on the hyperbolic plane can be considered as the inverse …
All-optical cat-code quantum error correction
J Hastrup, UL Andersen - Physical Review Research, 2022 - APS
The cat code is a promising encoding scheme for bosonic quantum error correction as it
allows for correction against losses—the dominant error mechanism in most bosonic …
allows for correction against losses—the dominant error mechanism in most bosonic …
[HTML][HTML] Quantum sensing with sub-Planck structures for the dynamics of Bose-Einstein condensate in presence of engineered potential barriers inside a harmonic …
We report a scheme for quantum sensing in ultracold atoms by utilizing an atom-
interferometer producing sub-Planck scale structures. The condensate is trapped in a hybrid …
interferometer producing sub-Planck scale structures. The condensate is trapped in a hybrid …
Engineering Schrödinger cat states with a photonic even-parity detector
When two equal photon-number states are combined on a balanced beam splitter, both
output ports of the beam splitter contain only even numbers of photons. Consider the time …
output ports of the beam splitter contain only even numbers of photons. Consider the time …