2018

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Awards

• Yi Huang, 37th International and 16th European Conference on Thermoelectrics (ICT & ECT 2018) ITS Poster Award (July, 2018)
  “Effects of Cu-substitution on Theremoelectric Properties of Pseudogap Ternary Intermetallic Compound TiNiSi”
• Wataru Saito, 37th International and 16th European Conference on Thermoelectrics (ICT & ECT 2018) ITS Poster Award (July, 2018)
  “Effect of Lattice Defects on the Seebeck Coefficient of Mg₂Sn”
• Our paper on pyroelectric energy harvesting using BaTiO₃ was selected as Back Picture of Physica Status Solidi (a). (June, 2018)

Papers

• “Effects of Cobalt Substitution on Crystal Structure and Thermoelectric Properties of Melt-Grown Higher Manganese Silicides”
  H. Nagai, H. Hamada, K. Hayashi, and Y. Miyazaki
  Journal of Electronic Materials, 48, 1902 (2019).
• “Preparation and thermoelectric properties of pseudogap intermetallic (Ti_1-xV_x)NiSi solid solutions”
  Y. Huang, H. Nagai, K. Hayashi, and Y. Miyazaki
  Journal of Alloys and Compounds, 771, 111 (2019).
• “Role of cobalt for titanium substitution on the thermoelectric properties of the thiospinel CuTi₂S₄“
  C. Bourgès, V. P. Kumar, H. Nagai, Y. Miyazaki, B. Raveau, and E. Guilmeau
  Journal of Alloys and Compounds, 781, 1169 (2019).
• “Improved thermoelectric performance from CrSi₂ by Cu substitution into Si sites”
  H. Nagai, T. Takamatsu, Y. Iijima, K. Hayashi, and Y. Miyazaki
  Japanese Journal of Applied Physics, 57, 121801 (2018).
• “Preparation and optical properties of higher manganese silicide, (Mn,Fe)Si_γ, thin films”
  K. Hayashi, K. Ishii, C. Kawasaki, R. Honda, and Y. Miyazaki
  Applied Surface Science, 458, 700 (2018).
• “Fabrication and thermoelectric properties of Al/Mg₂Si composite materials”
  Y. Hayashibara, K. Hayashi, I. Ando, M. Kubouchi, Y. Ogawa, W. Saito, and Y. Miyazaki
  Materials Transactions, 59, 1041 (2018).
• “Crystal Structure and Thermoelectric Properties of Lightly Substituted Higher Manganese Silicides”
  Y. Miyazaki, H. Hamada, H. Nagai, K. Hayashi
  Materials, 11, 926 (2018).
• “Pyroelectric Energy Harvesting Using Ferroelectric Ba_1-xCa_xTiO₃“
  K. Hayashi, E. Aikawa, T. Ueno, T. Kajitani, and Y. Miyazaki
  Physica Status Solidi (a), 215, 1701002 (2018).
• “Thermoelectric Properties of Mo and Ge co-substituted CrSi₂“
  H. Nakasawa, T. Takamatsu, Y. Iijima, K. Hayashi, and Y. Miyazaki
  Transactions of the Materials Research Society of Japan, 43, 85 (2018).
• “Design and fabrication of full-Heusler compound with positive Seebeck coefficient as a potential thermoelectric material”
  H. Li, K. Hayashi, Y. Miyazaki
  Scripta Materialia, 150, 130 (2018).

Invited talks

XVI Interstate Conference on Thermoelectrics and Their Applications (ISCTA 2018) (October 8-10 2018, St. Petersburg, Russia)

• “Recent Progress in Manganese Silicide Thermoelectric Material”
  Y. Miyazaki (Invited lecture)

International Conference on Ceramic Materials and Components for Energy and Environmental Applications (CMCEE 2018) (July 22-27 2018, Singapore)

• “Thermoelectric properties of vanadium-substituted higher manganese silicides”
  Y. Miyazaki (Invited lecture)

37th International and 16th European Conference on Thermoelectrics (ICT & ECT 2018) (July 1-5 2018, Caen)

• “Recent Progress in Silicide-based Thermoelectric Materials”
  Y. Miyazaki, H. Nagai, H. Nakasawa, W. Saito, Y. Kawasaki, T. Takamatsu, K. Hayashi (Invited lecture)

EMN Greece Meeting 2018 (May 14-18 2018, Heraklion, Greece)

• “Design of tilted-multilayer power generation devices using the transverse thermoelectric effect”
  Y. Miyazaki, N. Kodaira, Y. Oide, K. Hayashi (Invited lecture)

Conferences

ISSP – J-PARC Joint Workshop on Science Frontier by Neutron Scattering ～ The 17th Korea-Japan meeting on Neutron Science ～ (January, 2019, Ohta)

• “Determination of dopant position of thermoelectric material B-doped Mg₂Si by white neutron holography”
  K. Sugimoto, S. Uechi, Y. Kanazawa, Y. Fukumoto, T. Yamamoto, K. Ohoyama, K. Hayashi, N. Happo, M. Harada, K. Oikawa, Y. Inamura, K. Hayashi, W. Saito, Y. Miyazaki (Poster)

The 3rd Asian Conference on Thermoelectrics (ACT3) & The 5th Micro & Nanoscale Heat Transfer and Energy Workshop (MNHTE2018) (7-9 October 2018, Taiwan)

• “Off-stoichiometric Effects on the Structure and Thermoelectric Properties of half-Heusler-type FeVSb compounds”
  Y. Huang, K. Hayashi, Y. Miyazaki (Oral)

37th International and 16th European Conference on Thermoelectrics (ICT & ECT 2018) (July 1-5 2018, Caen)

• “High-performance thermoelectric bulk colusite by process controlled structural disordering”
  Cédric Bourgès, Y. Bouyrie, A. R. Supka, R. A. R. A. Orabi, P. Lemoine, O. Lebedev, M. Ohta, K. Suekuni, V. Nassif, V. Hardy, R. Daou, Y. Miyazaki, M. Fornari, E. Guilmeau (Oral)
• “Structural analysis of beta- and gamma-phases of Zn₄Sb₃ thermoelectrics”
  K. Hayashi, A. Yokoyama, Y. Miyazaki (Oral)
• “Design and evaluation of Fe₂V(Al_0.9Si_0.1)/Cu tilted-multilayer thermoelectric devices”
  N. Kodaira, Y. Oide, K. Hayashi, Y. Miyazaki (Poster)
• “Effects of Cu-substitution on Theremoelectric Properties of Pseudogap Ternary Intermetallic Compound TiNiSi”
  Y. Huang, H. Nagai, K. Hayashi, Y. Miyazaki (Poster)
• “Effect of Lattice Defects on the Seebeck Coefficient of Mg₂Sn”
  W. Saito, K. Hayashi, Y. Miyazaki (Poster)
• “Measurements of surface potential of M/Mg₂Si (M = Mg, Al, Ni) interfaces”
  I. Ando, K. Hayashi, W. Saito, Y. Hayashibara, Y. Miyazaki (Poster)
• “High temperature X-ray diffraction study of melt grown MnSi_γ“
  Y. Kawasaki, H. Hamada, K. Hayashi, Y. Miyazaki (Poster)
• “Effects of Co substitution on crystal structure and thermoelectric properties of melt-grown higher manganese silicides”
  H. Nagai, H. Hamada, K. Hayashi, Y. Miyazaki (Poster)
• “Synthesis and Thermoelectric Properties of Mo-substituted CrSi₂ by Reduction-Diffusion Process”
  H. Nakasawa, T. Takamatsu, Y. Iijima, K. Hayashi, Y. Miyazaki (Poster)

International conference on modern materials & technologies (CIMTEC 2018) (June 4-14 2018, Perugia)

• “High Electron Mobility and Stability of n-type Mg₃(Sb,Bi)₂“
  T. Kanno, H. Tamaki, H.K. Sato, Y. Miyazaki (Oral)
• “Thermoelectric Properties of Mn₂V(Al_1-xSi_x) FullHeusler Alloys”
  H. Li, K. Hayashi, Y. Miyazaki (Oral)

Intermag 2018 (April 23-27 2018, Singapore)

• “Preparation and thermoelectric properties of Mn₂V(Al_1-xSi_x) full-Heusler compounds”
  H. Li, K. Hayashi, Y. Miyazaki (Poster)

Thesis

Master

• “Preparation and Evaluation of Metal-Dispersed Mg₂Si Composites”
• “Effect of Thermal History on Crystal Structare and Thermoelectric Properties of Higher Manganese Sillicides”
• “Fabrication and Generator performance on Thermoelectric C40-Type Silicides Thin Device Obtained by Melt Spinning Process”
• “Preparation and thermoelectric properties of p-Type Half-metallic Full Heusler compounds”

Doctor

• “Thermoelectric Properties of Transition Metal Silicides, MnSi_γ and CrSi₂“