2017

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Papers

• “Thermoelectric properties of olivine-type sulfides Tm₂XS₄ (Tm = Mn, Fe, X = Si, Ge)”
  H. Nagai, K. Hayashi, and Y. Miyazaki
  Transactions of the Materials Research Society of Japan 43, 13 (2018).
• “Enhancement of average thermoelectric figure of merit by increasing the grain-size of Mg_3.2Sb_1.5Bi_0.49Te_0.01“
  T. Kanno, H. Tamaki, H. K. Sato, S. D. Kang, S. Ohno, K. Imasato, J. J. Kuo, G. J. Snyder, and Y. Miyazaki
  Applied Physics Letters 112, 033903 (2018).
• “Polymer electrolyte liquid crystal mixtures as phase-dependent thermoelectric materials”
  S. M. Said, S. R. Sahamir, M. F. M. Sabri, M. A. Kamarudin, K. Hayashi, A. Z. S. Zulkifli, T. Nakajo, M. Kubouchi, Y. Miyazaki
  Molecular Crystals and Liquid Crystals, 642, 9 (2017).
• “Preparation and thermoelectric properties of mixed valence compound Sn₂S₃“
  W. Saito, K. Hayashi, H. Nagai, Y. Miyazaki
  Japanese Journal of Applied Physics, 56, 061201 (2017).
• “Structural and Thermoelectric Properties of Ternary Full-Heusler Alloys”
  K. Hayashi, M. Eguchi, Y. Miyazaki
  Journal of Electronic Materials, 46, 2710 (2017).
• “Crystal Structure and Thermoelectric Properties of Lightly Vanadium-Substituted Higher Manganese Silicides (Mn_1-xV_x)Si_γ“
  Y. Miyazaki, H. Hamada, K. Hayashi, K. Yubuta
  Journal of Electronic Materials, 46, 2705 (2017).

Invited Talks

World Congress of Smart Materials 2018 (March 6-8, 2018, Osaka)

• “Microstructure and thermoelectric properties of magnesium silicide composites”
  K. Hayashi (Invited lecture)

Global Congress of Knowledge Economy 2017 (September 19-21, 2017, Qingdao)

• “Electronic structure and thermoelectric properties of ternary full-Heusler compounds”
  K. Hayashi (Invited lecture)

15th International Conference on Advanced Materials IUMRS-ICAM 2017 (August 27-September 1, 2017, Kyoto)

• “Thermoelectric preperties of Fe and V co-substituted higher manganese silicides”
  Y. Miyazaki, H. Hamada, H. Nagai, M. Sato, K. Hayashi (Keynote lecture)

7th International Symposium on Energy (Energy7) (August 13-17, 2017, Manchester)

• “Enhanced thermoelectric performance in partially substituted melt grown higher manganese silicides”
  Y. Miyazaki, H. Hamada, H. Nagai, K. Hayashi, K. Yubuta (Invited lecture)

12th Pacific Rim Conference on Ceramic and Glass Technology (PACRIM 12), including Glass & Optical Materials Division Meeting (GOMD 2017) (May 21-26, 2017, Hawaii)

• “Thermoelectric properties of lightly-substituted melt grown higher manganese silicides”
  Y. Miyazaki, H. Hamada, H. Nagai, M. Sato, K. Hayashi (Invited lecture)

Conferences

The 27th International Photovoltaic Science and Engineering Conference PVSEC-27 (November 12-17, 2017, Ohtsu)

• “Fabrication of (Mn,Fe)Si_γ~1.7 thin films for near-infrared absorption solar cells”
  K. Hayashi, K. Ishii, C. Kawasaki, R. Honda, Y. Miyazaki (Poster)

The 15th European Conference on Thermoelectrics ECT2017 (September 25-27, 2017, Padua)

• “Thermoelectric Properties of TrNiM (Tr=Ti, Zr; M=Si, Ge) Ternary Intermetallic Compounds”
  Y. Huang, H. Nagai, K, Hayashi, Y. Miyazaki (Poster)
• “Design and evaluation of Fe₂VAl_0.9Si_0.1/Cu tilted-multilayer thermoelectric devices”
  N. Kodaira, Y. Oide, K. Hayashi, Y. Miyazaki (Poster)

The 15th International Conference on Advanced Materials IUMRS-ICAM 2017 (August 27-September 1, 2017, Kyoto)

• “Thermoelectric properties of Mo and Ge co-substituted CrSi₂“
  H. Nakasawa, T. Takamatsu, Y. Iijima, K. Hayashi, and Y. Miyazaki (Oral)
• “Thermoelectric Properties of Olivine-type Sulfides”
  H. Nagai, K. Hayashi, and Y. Miyazaki (Oral)
• “Analysis of point defects in Mg-Si-Sn ternary thermoelectric compounds”
  M. Kubouchi, K. Hayashi, Y. Ogawa, W. Saito, Y. Miyazaki, and R. Funahashi (Poster)

International Conference on Thermoelectrics ICT2017 (July 31-August 3, 2017, Pasadena)

• “Comprehensive study on the thermoelectric properties of Co₂MnSi and Co₂FeSi”
  K. Hayashi, M. Eguchi, and Y. Miyazaki (Poster)
• “Lattice defects in Mg₂Sn studied by band structure calculation and single-crystal X-ray diffraction”
  W. Saito, K. Hayashi, M. Kubouchi, and Y. Miyazaki (Poster)

12th Pacific Rim Conference on Ceramic and Glass Technology (PACRIM 12), including Glass & Optical Materials Division Meeting (GOMD 2017) (May 21-26, 2017, Hawaii)

• “Crystal structure and thermoelectric properties of partially substituted melt-grown higher manganese silicides”
  H. Nagai, H. Hamada, K. Hayashi, Y. Miyazaki (Oral)
• “Thermoelectric properties of V, Fe co-substituted MnSi_γ synthesized by melt-grown method”
  M. Sato, H. Hamada, K. Hayashi, Y. Miyazaki (Poster)
• “Preparation and thermoelectric properties of Sn₂S₃ with electron lone pairs”
  W. Saito, H. Nagai, K. Hayashi, Y. Miyazaki (Poster)

Thesis

Master

• “Fabrication and Evaluation of Tilted-Multilayer Thermoelectric Devices Consisting of a Fe₂VAl Compound and a metal”
• “Analysis of Lattice Defects in Thermoelectric Materials”
• “Thermoelectric properties of vanadium and iron co-substituted higher manganese silicides”
• “Thermoelectric properties of pseudogap intermetallic compounds TrNiM (Tr = Ti, Zr; M = Si, Ge)”
• “Structural and Thermoelectric Properties of Melt-Grown Zn₄Sb₃“

Doctor

• “Fabrication of Layered Thermoelectric Materials and Their Applications”