Simulating chemistry on bosonic quantum devices
Bosonic quantum devices offer a novel approach to realize quantum computations, where
the quantum two-level system (qubit) is replaced with the quantum (an) harmonic oscillator …
the quantum two-level system (qubit) is replaced with the quantum (an) harmonic oscillator …
A Roadmap for Simulating Chemical Dynamics on a Parametrically Driven Bosonic Quantum Device
Chemical reactions are commonly described by the reactive flux transferring the population
from reactants to products across a double-well free energy barrier. Dynamics often involves …
from reactants to products across a double-well free energy barrier. Dynamics often involves …
Entangling Schrödinger's cat states by bridging discrete-and continuous-variable encoding
D Hoshi, T Nagase, S Kwon, D Iyama, T Kamiya… - Nature …, 2025 - nature.com
In quantum information processing, two primary research directions have emerged: one
based on discrete variables (DV) and the other on the structure of quantum states in a …
based on discrete variables (DV) and the other on the structure of quantum states in a …
Fast elementary gates for universal quantum computation with Kerr parametric oscillator qubits
Kerr parametric oscillators (KPOs) can stabilize the superpositions of coherent states, which
can be utilized as qubits, and are promising candidates for realizing hardware-efficient …
can be utilized as qubits, and are promising candidates for realizing hardware-efficient …
Entangling Schr\" odinger's cat states by seeding a Bell state or swap** the cats
D Hoshi, T Nagase, S Kwon, D Iyama, T Kamiya… - arxiv preprint arxiv …, 2024 - arxiv.org
In quantum information processing, two primary research directions have emerged: one
based on discrete variables (DV) and the other on the structure of quantum states in a …
based on discrete variables (DV) and the other on the structure of quantum states in a …
Quantum sensing in Kerr parametric oscillators
J Chávez-Carlos, D Garrido-Ramírez… - arxiv preprint arxiv …, 2024 - arxiv.org
Quantum phase transitions (QPTs) are explored to improve quantum sensing and weak
signal detection. Changes in the ground state at a QPT enhance indicators of parameter …
signal detection. Changes in the ground state at a QPT enhance indicators of parameter …
Towards the generation of mechanical Kerr-cats: awakening the perturbative quantum Moyal corrections to classical motion
RG Cortiñas - New Journal of Physics, 2024 - iopscience.iop.org
The quantum to classical transition is determined by the interplay of a trio of parameters:
dissipation, nonlinearity, and macroscopicity. Why is nonlinearity needed to see quantum …
dissipation, nonlinearity, and macroscopicity. Why is nonlinearity needed to see quantum …
Symmetries of Liouvillians of squeeze-driven parametric oscillators
F Iachello, CV Coane… - Journal of Physics A …, 2024 - iopscience.iop.org
Symmetries of Liouvillians of squeeze-driven parametric oscillators - IOPscience Skip to
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Chaos destroys the excited state quantum phase transition of the Kerr parametric oscillator
The driven Kerr parametric oscillator, of interest to fundamental physics and quantum
technologies, exhibits an excited state quantum phase transition (ESQPT) originating in an …
technologies, exhibits an excited state quantum phase transition (ESQPT) originating in an …
Symmetries of the squeezed Kerr oscillator
F Iachello - Journal of Physics: Conference Series, 2024 - iopscience.iop.org
The algebraic structure of the squeezed Kerr oscillator sp (2, R)~ su (1, 1) is described. It is
shown that the Kerr oscillator has a novel and hitherto unknown symmetry su (2) which …
shown that the Kerr oscillator has a novel and hitherto unknown symmetry su (2) which …