Student written Research Laboratory Guidebook 2027Nagaoka University of Technology

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19

Energy Materials Laboratory

Professor / TAKEDA Masatoshi
  • Don’t waste that heat
  • Creating the future through materials
  • If you don’t give up, a path opens

Professor / TAKEDA Masatoshi
Professor Takeda, despite his busy schedule, is always supportive and gives clear, accurate advice. He is friendly and kind, and often shares interesting stories beyond research.

Research Content

We study thermoelectric materials and thermal energy storage materials. Only about 30% of primary energy is utilized effectively, while the remaining 70% is wasted as heat. By using thermoelectric materials, which can directly convert heat into electricity, it becomes possible to recover the wasted heat energy as electrical power. We also study solid–solid phase transition materials as thermal storage materials. It can be used in solid-state thermal storage systems and enables thermal management in electronic devices.

Thermal conductivity measuring device(temperature gradient method)

A Day in the Lab

We have a morning seminar every weekday from 8:00 a.m., where one student reports their research progress each day. The main purpose is to receive feedback and advice from the professor and lab members and apply it to our research. By listening to projects in different fields, students deepen their expertise and broaden their research perspective. In addition, we hold a weekly seminar to present English papers and a study group using textbooks, so even students with little background knowledge can build solid expertise by graduation.

Morning seminar

Thesis Subjects

  • (M)Effect of Lattice Defects in α-Fe2Si5 on the Phase Transformation and Thermoelectric Properties of β-FeSi2/Si Composites
  • (B)Microstructural Control and Thermoelectric Properties of Eutectic B4C–VB2 Composites

The number of
PhD Graduates

0

Major employers of Graduates

  • JEOL
  • KYOCERA
  • YKK
  • Hokkaido Electric Power
  • Arisawa Mfg
  • DAIKIN INDUSTRIES
  • TOKYO ELECTRON
  • OMRON
  • Seiko
  • TMEIC
Writer : KUSAGAWA Takumi, Mechanical Engineering
(National Institute of Technology, Oyama College)