85 citations
Counting papers with at most 25 authors, so collaboration author lists do not stand in for the people here.
- Keio UniversityJP11 papers
- IBM Research - TokyoJP4 papers
- École Polytechnique Fédérale de LausanneCH3 papers
- European Theoretical Spectroscopy FacilityBE3 papers
- TCG CrestIN3 papers
- UCLouvainBE3 papers
- IBM Research - AlmadenUS2 papers
- IBM (United States)US2 papers
- QunaSys2 papers
- Skolkovo Institute of Science and TechnologyRU2 papers
- The University of OsakaJP2 papers
- University of OxfordGB2 papers
20 papers
Tensor-based phase difference estimation on time series analysis
Shu Kanno, Kenji Sugisaki, Rei Sakuma +3
We propose a phase-difference estimation algorithm based on the tensor-network circuit compression, leveraging time-evolution data to pursue scalability and higher accuracy on a qu…
Efficient implementation of randomized quantum algorithms with dynamic circuits
Shu Kanno, Ikko Hamamura, Rudy Raymond +2
Randomized algorithms are crucial subroutines in quantum computing, but the requirement to execute many types of circuits on a real quantum device has been challenging to their ext…
Hamiltonian simulation-based quantum-selected configuration interaction for large-scale electronic structure calculations with a quantum computer
Kenji Sugisaki, Shu Kanno, Toshinari Itoko +2
Quantum-selected configuration interaction (QSCI) is an approach for quantum chemical calculations using current quantum computers. In conventional QSCI, Slater determinants used f…
Tensor-based quantum phase difference estimation for large-scale demonstration
Shu Kanno, Kenji Sugisaki, Hajime Nakamura +5
We develop an energy calculation algorithm leveraging quantum phase difference estimation (QPDE) scheme and a tensor-network-based unitary compression method in the preparation of…
Entanglement-assisted phase estimation algorithm for calculating dynamical response functions
Rei Sakuma, Shu Kanno, Kenji Sugisaki +2
Dynamical response functions are fundamental quantities to describe the excited-state properties in quantum many-body systems. Quantum algorithms have been proposed to evaluate the…
A combined quantum-classical method applied to material design: optimization and discovery of photochromic materials for photopharmacology applications
Qi Gao, Michihiko Sugawara, Paul D. Nation +4
Integration of quantum chemistry simulations, machine learning techniques, and optimization calculations is expected to accelerate material discovery by making large chemical space…
Highly-Sensitive Resonance-Enhanced Organic Photodetectors for Shortwave Infrared Sensing
Hoang Mai Luong, Chokchai Kaiyasuan, Ahra Yi +8
Shortwave infrared (SWIR) has various applications, including night vision, remote sensing, and medical imaging. SWIR organic photodetectors (OPDs) offer advantages such as flexibi…
A First-Principles Explanation of the Luminescent Line Shape of SrLiAlN:Eu Phosphor for Light-Emitting Diode Applications
Julien Bouquiaux, Samuel Poncé, Yongchao Jia +3
White light-emitting diodes are gaining popularity and are set to become the most common light source in the U.S. by 2025. However, their performance is still limited by the lack o…
Quantum channel decomposition with pre- and post-selection
Ryo Nagai, Shu Kanno, Yuki Sato +1
The quantum channel decomposition techniques, which contain the so-called probabilistic error cancellation and gate/wire cutting, are powerful approach for simulating a hard-to-imp…
Quantum computing quantum Monte Carlo with hybrid tensor network for electronic structure calculations
Shu Kanno, Hajime Nakamura, Takao Kobayashi +4
Quantum computers have a potential for solving quantum chemistry problems with higher accuracy than classical computers. Quantum computing quantum Monte Carlo (QC-QMC) is a QMC wit…
Quantum-Classical Computational Molecular Design of Deuterated High-Efficiency OLED Emitters
Qi Gao, Gavin O. Jones, Michihiko Sugawara +5
This study describes a hybrid quantum-classical computational approach for designing synthesizable deuterated emitters possessing desirable emission quantum efficiencies (Q…
Design rule for the emission linewidth of Eu-activated phosphors
Yongchao Jia, Samuel Poncé, Anna Miglio +2
We study from first principles the emission linewidth of Eu-doped LED phosphors. Based on the one-dimensional configuration coordinate model, an analysis of first principles…
Analytical energy gradient for state-averaged orbital-optimized variational quantum eigensolvers and its application to a photochemical reaction
Keita Omiya, Yuya O. Nakagawa, Sho Koh +3
Elucidating photochemical reactions is vital to understand various biochemical phenomena and develop functional materials such as artificial photosynthesis and organic solar cells,…
Natural quantum reservoir computing for temporal information processing
Yudai Suzuki, Qi Gao, Ken C. Pradel +2
Reservoir computing is a temporal information processing system that exploits artificial or physical dissipative dynamics to learn a dynamical system and generate the target time-s…
Importance of long-range channel Sr displacements for the narrow emission in Sr[LiAlON]:Eu phosphor
Julien Bouquiaux, Samuel Poncé, Yongchao Jia +3
The recently discovered Sr[LiAlON]:Eu red phosphor, candidate for the next generation of eco-efficient white light-emitting diodes, exhibits excellent emissi…
Applications of Quantum Computing for Investigations of Electronic Transitions in Phenylsulfonyl-carbazole TADF Emitters
Qi Gao, Gavin O. Jones, Mario Motta +7
A quantum chemistry study of the first singlet (S1) and triplet (T1) excited states of phenylsulfonyl-carbazole compounds, proposed as useful thermally activated delayed fluorescen…
Calculating transition amplitudes by variational quantum deflation
Yohei Ibe, Yuya O. Nakagawa, Nathan Earnest +4
Variational quantum eigensolver (VQE) is an appealing candidate for the application of near-term quantum computers. A technique introduced in [Higgot et al., Quantum 3, 156 (2019)]…
Duality of optimization problems with gauge functions
Shota Yamanaka, Nobuo Yamashita
Recently, Yamanaka and Yamashita proposed the so-called positively homogeneous optimization problem, which includes many important problems, such as the absolute-value and the gaug…
First-principles Study of the Luminescence of Eu2+-doped Phosphors
Yongchao Jia, Anna Miglio, Samuel Poncé +2
The luminescence of fifteen representative Eu-doped phosphors used for white-LED and scintillation applications is studied through a Constrained Density Functional Theory. T…
Assessment of First-Principles and Semiempirical Methodologies for Absorption and Emission Energies of Ce-Doped Luminescent Materials
Yongchao Jia, Samuel Poncé, Anna Miglio +2
In search of a reliable methodology for the prediction of light absorption and emission of Ce-doped luminescent materials, 13 representative materials are studied with first…