Inverse design in photonic crystals

R Deng, W Liu, L Shi - Nanophotonics, 2024 - degruyter.com
Photonic crystals are periodic dielectric structures that possess a wealth of physical
characteristics. Owing to the unique way they interact with the light, they provide new …

Photonic-crystal surface-emitting lasers

S Noda, M Yoshida, T Inoue, M De Zoysa… - Nature Reviews …, 2024 - nature.com
High-performance lasers are important to realize a range of applications including smart
mobility and smart manufacturing, for example, through their uses in key technologies such …

Novel real number representations in ising machines and performance evaluation: Combinatorial random number sum and constant division

K Endo, Y Matsuda, S Tanaka, M Muramatsu - PloS One, 2024 - journals.plos.org
Quantum annealing machines are next-generation computers for solving combinatorial
optimization problems. Although physical simulations are one of the most promising …

Determination of stable proton configurations by black-box optimization using an Ising machine

J Lin, T Tada, A Koizumi, M Sumita… - The Journal of …, 2024 - ACS Publications
Stable proton configurations in solid-state materials are a prerequisite for the theoretical
microscopic investigation of solid-state proton-conductive materials. However, a large …

Dynamical process of a bit-width reduced Ising model with simulated annealing

S Kikuchi, N Togawa, S Tanaka - IEEE Access, 2023 - ieeexplore.ieee.org
Ising machines have attracted attention as efficient solvers for combinatorial optimization
problems, which are formulated as ground-state (lowest-energy) search problems of the …

Investigation of the growth rate on optical and crystal quality of InGaAs/AlGaAs multi-quantum wells and InGaAs single layer grown by molecular beam epitaxy (MBE)

L Shang, S Liu, S Ma, B Qiu, Z Yang, H Feng… - Materials Science in …, 2025 - Elsevier
The impact of growth rate on the optical and crystal quality of InGaAs/AlGaAs multi-quantum
wells (MQWs) and InGaAs single layer grown by molecular beam epitaxy (MBE) is studied …

Hybrid Optimization Method Using Simulated-Annealing-Based Ising Machine and Quantum Annealer

S Kikuchi, N Togawa, S Tanaka - journal of the physical society of …, 2023 - journals.jps.jp
Ising machines have been developed as fast and highly accurate solvers for combinatorial
optimization problems. They are classified based on their internal algorithms, with examples …

Optimization of Core–Shell Nanoparticles Using a Combination of Machine Learning and Ising Machine

M Urushihara, M Karube, K Yamaguchi… - Advanced Photonics …, 2023 - Wiley Online Library
Machine‐learning‐based optimization techniques are widely used for designing complex
materials. However, an efficient search for the complex systems, where a combinatorial …

Design of double-lattice GaN-PCSEL based on triangular and circular holes

Q Liu, M Meng, S Ma, M Feng - Optics Express, 2023 - opg.optica.org
We have theoretically designed a double-lattice photonic crystal surface-emitting laser
(PCSEL) based on triangular and circular holes. In the design, porous-GaN which has the …

Performance of Domain-Wall Encoding in a Digital Ising Machine

S Kikuchi, K Takahashi, S Tanaka - arXiv preprint arXiv:2410.11198, 2024 - arxiv.org
To tackle combinatorial optimization problems on an Ising machine, the objective function
and constraints have to be mapped onto a quadratic unconstrained binary optimization …