Student written Research Laboratory Guidebook 2027Nagaoka University of Technology

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Mathematical Design Laboratory

Professor / KURAHASHI Takahiko  Assistant Professor / KAMBAYASHI Keita
  • Solving engineering problems through mathematical optimization
  • Computer simulation for micro and large scale models
  • Data science research using machine learning techniques

Professor / KURAHASHI Takahiko, Assistant Professor / KAMBAYASHI Keita
Prof. Kurahashi and Asst. Prof. Kambayashi are supportive and caring teachers.Despite their busy schedules, they are always available to consult with students on research, job hunting, scholarships, and related matters.In addition, weekly debriefing sessions are held in which faculty and students discuss research progress together, enabling students to proceed with their research smoothly.

Research Content

This laboratory focuses on research on inverse analysis in the field of computational mechanics, such as automatic design methods for structures, non-destructive testing based on AI technology, and estimation of flow fields using data assimilation technology.Our research topics include the automatic generation of stiffness-maximized structures, machine learning–based identification of internal cavities, and high-precision flow field estimation based on filter theory.Since we are examining content that cannot be analyzed using commercially available software, we basically create calculation programs for each and conduct numerical experiments.

Distributions of Young’s Modulus and Stress in Multi-Material Topology Optimization

A Day in the Lab

In our laboratory, the first to fifth periods are designated as core time, and students conduct research when they do not have classes.Weekly progress meetings and research presentations held every few months help students improve their presentation and communication skills.Master’s students participate in international conferences every year to develop their presentation skills in international settings.In addition, other events such as the Nagaoka Fireworks Festival and welcome parties for new members provide opportunities for interaction within the laboratory.

Photos of a lab event

Thesis Subjects

  • (M)Considerations on the optimization of corrugated blade shapes based on the adjoint variable method and reinforcement learning
  • (M)Development of a defect detection model for concrete structures based on ensemble learning
  • (M)Multi-objective topology optimization of compliant gripper for passive adaptation to grasped objects

The number of
PhD Graduates

1

Major employers of Graduates

  • National Institute of Technology, Gifu College
  • NISSAN AUTOMOTIVE TECHNOLOGY CO., LTD.
  • Honda Motor Co., Ltd.
  • OILES CORPORATION
  • LIXIL Corporation
  • IHI Corporation
  • EBARA CORPORATION
  • THE YOKOHAMA RUBBER CO., LTD.
  • CyberAgent, Inc.
  • SANJO MACHINE WORKS, LTD.
Writer : YAMADA Mizuki, Mechanical Engineering
(Niigata Prefectural Nagaoka High School)