Yuichiro Mori

Consolidation deformation suppression of composite gap/overlap by controlling fiber/resin flow during pressurization and heating

Yuichiro Mori, Shu Minakuchi

This study investigates methods to suppress consolidation deformation in gap and overlap regions between prepreg tows generated during Automated Fiber Placement (AFP). Inspired by the shape self-repair behavior during composite consolidation observed in the authors’ previous research, deformation suppression is explored through …

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Quantum circuit learning using complex spectra of non-integrable systems

Ryutaro Sato, Yasuhiro Aota, Takaharu Yoshida, Hideaki Kawaguchi et autres

Abstract Quantum machine learning is an approach that aims to improve the performance of machine learning methods by leveraging the properties of quantum computers. Quantum circuit learning (QCL) is a supervised learning framework that can be implemented using variational quantum algorithms. The …

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Identification of phase plate properties using photonic quantum sensor networks

Hiroki Kuji, Yuichiro Mori, Hideaki Kawaguchi, Takashi Imoto et autres

Abstract Quantum sensor networks (QSNs) have been widely studied for their potential of precise measurements. While most QSN research has focused on estimating continuous variables, recent studies have explored discrete-variable estimation. Here, we propose a method for high-precision identification of phase plate …

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Enhancing the Dynamic Range of Quantum Sensing via Quantum Circuit Learning

Hideaki Kawaguchi, Yuichiro Mori, Takahiko Satoh, Yuichiro Matsuzaki

Quantum metrology is a promising application of quantum technologies, enabling the precise measurement of weak external fields at a local scale. In typical quantum sensing protocols, a qubit interacts with an external field, and the amplitude of the field is estimated by …

Identification of Phase Plate Properties Using Photonic Quantum Sensor Networks

Hiroki Kuji, Yuichiro Mori, Hideaki Kawaguchi, Takashi Imoto et autres

Quantum sensor networks (QSNs) have been widely studied for their potential of precise measurements. While most QSN research has focused on estimating continuous variables, recent studies have explored discrete-variable estimation. Here, we propose a method for high-precision identification of phase plate properties …

Quantum Circuit Learning Using Non-Integrable System Dynamics

Ryutaro Sato, Yasuhiro Aota, Takaharu Yoishida, Hideaki Kawaguchi et autres

Quantum machine learning is an approach that aims to improve the performance of machine learning methods by leveraging the properties of quantum computers. In quantum circuit learning (QCL), a supervised learning method that can be implemented using variational quantum algorithms (VQAs), the …

Theoretical study of the spectroscopic measurements of Kerr nonlinear resonators with four-body interaction

Yuichiro Matsuzaki, Yuichiro Mori, Aiko Yamaguchi, Yohei Kawakami et autres

Abstract Quantum annealing provides a promising way to solve combinational optimization problems where the solutions correspond to the ground state of the Ising Hamiltonian. We can implement quantum annealing using the Kerr nonlinear resonators (KNRs), with bifurcation phenomena emerging when subjected to …

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Theoretical study of the Spectroscopic measurements of Kerr non-linear resonators with four-body interaction

Yuichiro Matsuzaki, Yuichiro Mori, Aiko Yamaguchi, Yohei Kawakami et autres

Quantum annealing provides a promising way to solve combinational optimization problems where the solutions correspond to the ground state of the Ising Hamiltonian. We can implement quantum annealing using the Kerr non-linear resonators, with bifurcation phenomena emerging when subjected to a parametric …

Single-qubit rotations on a binomial code without ancillary qubits

Yuki Tanaka, Yuichiro Mori, Yuta Shingu, Aiko Yamaguchi et autres

Abstract Great attention has been paid to binomial codes utilizing bosonic systems as logical qubits with error correction capabilities. However, implementing single-qubit rotation operations on binomial codes has proven challenging, requiring an ancillary qubit in previous approaches. Here, we propose a method …

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Proposal to implement single-qubit logical operations on the binomial code without ancillary qubits

Yuki Tanaka, Yuichiro Mori, Yuta Shingu, Aiko Yamaguchi et autres

Single-qubit rotations on a binomial code without ancillary qubits

Yuki Tanaka, Yuichiro Mori, Yuta Shingu, Aiko Yamaguchi et autres

Great attention has been paid to binomial codes utilizing bosonic systems as logical qubits with error correction capabilities. However, implementing single-qubit rotation operations on binomial codes has proven challenging, requiring an ancillary qubit in previous approaches. Here, we propose a method for …

Proposal to experimentally evaluate the adiabatic condition of quantum annealing in coupled systems of Kerr parametric oscillators

Yuichiro Mori, Harunobu Hiratsuka, Yuichiro Matsuzaki

Quantum annealing (QA) is an algorithm to find the ground state of the problem Hamiltonian by using an adiabatic time evolution. An approach to evaluate adiabaticity in the experiment by applying spectroscopic techniques has recently been suggested. However, this method requires temporal …