Overall design of SIMPOS. - Shigeyuki Takagi; Toshio Yokoi; Shunichi Uchida; Toshiaki Kurokawa; Takashi Hattori; Takashi Chikayama; Kô Sakai; Junichiro Tsuji (ICLP, 1984)

Thermal Analysis for Quantum Cascade Lasers using Experiments, Simulations and Structure Function Obtained by Static Measurement. - Shigeyuki Takagi; Hirotaka Tanimura; Tsutomu Kakuno; Rei Hashimoto; Shinji Saito (PHOTOPTICS, 2019)

Evaluation of Simulator Incorporating Non-equilibrium Green's Function and Improvement of Quantum Cascade Lasers Output using the Simulator. - Shigeyuki Takagi; Hirotaka Tanimura; Tsutomu Kakuno; Rei Hashimoto; Kei Kaneko; Shinji Saito (PHOTOPTICS, 2020)

Evaluation of Thermal Resistance of Surface-emitting Quantum Cascade Laser using Structural Function and 3D Thermal Flow Simulation. - Shigeyuki Takagi; Hirotaka Tanimura; Tsutomu Kakuno; Rei Hashimoto; Kei Kaneko; Shinji Saito (PHOTOPTICS, 2021)

Improvement of Thermal Resistance of Surface-emitting Quantum Cascade Laser using Structural Function and 3D Thermal Flow Simulation. - Shigeyuki Takagi; Hirotaka Tanimura; Tsutomu Kakuno; Rei Hashimoto; Kei Kaneko; Shinji Saito (PHOTOPTICS, 2022)

Improvement in Thermal Resistance of Surface-Emitting Quantum Cascade Laser by Using a Diamond Submount. - Shigeyuki Takagi; Hirotaka Tanimura; Tsutomu Kakuno; Rei Hashimoto; Kei Kaneko; Shinji Saito (PHOTOPTICS, 2023)

Optimization of Active Region of Quantum Cascade Laser (QCL) by Coupled Calculation of Genetic Algorithm and QCL Simulator. - Shigeyuki Takagi; Tsutomu Kakuno; Rei Hashimoto; Kei Kaneko; Shinji Saito (PHOTOPTICS, 2024)

Contour Tracking Control for High-Order Fully Actuated Multi-Axis Motion Control Systems. - Qi Wu 018; Chengyuan Hua; Caoyuan Gu; Yaowei Wang; Wen-An Zhang 001; Shigeyuki Takagi (ICIT, 2025)

Increasing Power Output of Quantum Cascade Lasers (QCLs) Added with AlAs/InAs Layers Through Bandgap Engineering. - Shigeyuki Takagi; Hirotaka Tanimura; Tsutomu Kakuno; Rei Hashimoto; Kei Kaneko; Shinji Saito (PHOTOPTICS, 2025)