In this laboratory, we study the structure of materials and their micro and macroscopic properties from electronic, atomic and molecular aspects, and aim to connect this expertise to development of various innovative materials, and become pioneers in the area of materials physics.
Day by day our lives, societies, and the world around us are becoming increasingly more rich, comfortable and convenient. Still, the earth faces many challenging environmental problems and complex issues such as aging societies and we have to tackle these head on to solve them.
In the laboratory, we study the structure of materials and their micro and macroscopic properties from electronic, atomic and molecular aspects, and aim to connect this expertise to development of various innovative materials, and become pioneers in the area of materials science.More
This is a parallel computer used in our laboratory.
These are used to check the conditions of samples. We have one stereo microscopes.
This enables us to take nice pictures of small and beautiful objects such as crystals or jewelries.
Water Purification System
This enables purification of water.
Low Speed Precision Cutters
These are used for cutting various types of materials with minimal deformation. We have two cutters.
Precision polishing machines
These are used to polish brittle materials. We have six polishing machines.
Ion Milling Systems
These can produce high-quality TEM specimens with electron transparency.
Magnetron Sputter Coater
This enables nanoscale thin film deposition on the surface of samples.
Precision universal testing machine
This is used to deform materials with measuring displacements and loads.
Semiconductor Parameter Analyzer
This is used for electrical characterization of semiconducting or insulating materials.
Low-Noise Vacuum Prober station
This is used to measure electric properties of materials from low temperature to high temperature.
This enables scientific measurement of reflection and transmission properties of samples as a function of wavelength.
Time-resolved Spectroscopy Equipment
This is used to measure weak phosphorescence spectra and the lifetime.
Xenon Light Sources
This is used to irradiate lights of the specific wavelength domain to materials. We have two xenon light sources.
This is a local exhaust ventilation, which is used to treat toxic chemical substances.
Effect of La vacancies on the oxide-ion conduction in lanthanum silicate apatites,
Y. Ogura*, T. Yokoi, K. Fujii, M. Yashima, K. Matsunaga,
Solid State Ionics 373 (2021) 115793, Dec. 2021
Grain-size dependence and anisotropy of nanoscale thermal transport in MgO,
S. Fujii*, K. Funai, T. Yokoi, M. Yoshiya,
Applied Physics Letters, – (-), —–—, accepted: Nov. 2021
Preferential Growth Mode of Large-Sized Vacancy Clusters in Silicon: A Neural-Network Potential and First-Principles Study,
T. Ushiro*, T. Yokoi, Y. Noda, E. Kamiyama, M. Ohbitsu, H. Nagakura, K. Sueoka, K. Matsunaga,
The Journal of Physical Chemistry C, – (-), —–—, accepted: Nov. 2021
First-principles based theoretical calculations of atomic structures of hydroxyapatite surfaces and their charge states in contact with aqueous solutions,
T. Saito*, T. Yokoi, A. Nakamura, K. Matsunaga,
The Royal Society of Chemistry, 2021, 11 (54), 34004–34014, Published online Oct. 2021
Segregation mechanism of arsenic dopants at grain boundaries in silicon,
Y. Ohno*, T. Yokoi, Y. Shimizu, J. Ren, K. Inoue, Y. Nagai, K. Kutsukake, K. Fujiwara, A. Nakamura, K. Matsunaga, H. Yoshida,
Science and Technology of Advanced Materials: Methods, 1 (1), 169–180, Published online: Sep. 2021
Differential clustering of self-interstitials during Si crystal growth,
E. Kamiyama*, T. Yokoi, Y. Noda, K. Sueoka,
Journal of Crystal Growth, 574, 126313, Nov. 2021
Direct imaging of atomistic grain boundary migration,
J. Wei, B. Feng*, R. Ishikawa, T. Yokoi, K. Matsunaga, N. Shibata, Y. Ikuhara,
Nature Materials ,20 (7), 951–955, July 2021
Conceptual Framework for Dislocation Modified Conductivity in Oxide Ceramics Deconvoluting Mesoscopic Structure, Core, and Space Charge Exemplified for SrTiO3,
L. Porz*, T. Frömling, A. Nakamura, N. Li, R. Maruyama, K. Matsunaga, P. Gao, H. Simons, C. Dietz, M. Rohnke, J. Janek, J. Rödel*,
ACS Nano, 15 (6), 9355－9367, June 2021
Nitriding synthesis and structural change of phosphorus nitrides at high pressures,
K. Niwa*, Y. Iijima, M. Ukita, R. Toda, K. Toyoura, T. Sasaki, K. Matsunaga, N.A. Gaida, M. Hasegawa,
Journal of Raman Spectroscopy, 52 (5), 1064–1072, May 2021
An origin of excess vibrational entropies at grain boundaries in Al, Si and MgO: a first-principles analysis with lattice dynamics,
T. Yokoi*, K. Ikawa, A. Nakamura, K. Matsunaga,
L. Porz*, A. J. Klomp, X. Fang, N. Li, C. Yrim, C. Detlefs, E. Bruder, M. Höfling, W. Rheinheimer, E. A. Patterson, P. Gao, K. Durst,
A. Nakamura, K. Albe, H. Simons, J. Rödel,
Materials Horizons, 2021, 8 (5), 1528–1537, May 2021
Switching the fracture toughness of single-crystal ZnS using light irradiation,
T. Zhu, K. Ding, Y. Oshima, A. Amiri, E. Bruder, R. W. Stark, K. Durst, K. Matsunaga, A. Nakamura*, X Fang*,
Applied Physics Letters, 118 (15), 154103, April 2021
(Specially Appointed Assistant Professor)
- Technical Assistant
- Agency Temp
Defect formation energy in oxides
Analysis of atom and electronic structure
Interatomic potential for grain boundaries in semiconductor compounds
Atomic and electronic structure at asymmetric grain boundaries in Si and Ge
Nanomechanics of inorganic semiconductors
|2021 Academic year||D3：one students|
|2020 Academic year||D3：one students M2：six students B4：four students|
|2019 Academic year||M2：six students B4：four students|
|2018 Academic year||D3：one students M2：three students B4：six students|
|2017 Academic year||D3：two students M2：six students B4：five students|
|2016 Academic year||M2：six students B4：five students|
|2015 Academic year||M2：four students B4：six students|
|2014 Academic year||M2：five students B4：seven students|
|2013 Academic year||M2：six students B4：two students|
|2012 Academic year||B4：two students|
EMPLOYED AT(in alphabetical order)
Asahi Glass Co., Ltd. / Bridgestone Corporation / Canon Inc. / CHUBU Electric Power Co., Inc. / Daido Steel Co. / DENSO Corp. / DMG Mori Seiki Co., Ltd. / Fanuc Corp. / Hankyu Hanshin Holdings,Inc. / Honda Motor Co., Ltd. / Hoshizaki electric Co., Ltd. / IBIDEN Co., Ltd. / IHI Corp. / LIXIL Corp. / Mitsubishi Heavy Industries, Ltd. / Mitsubishi Motors Co. / Nippon Sharyo Ltd. / Nippon Telegraph and Telephone West Corp. / Noritake Co., Ltd. / Rinnai Corp. / Panasonic Corp. / SoftBank Corp. / Toho Gas Co., Ltd. / Toyo Denki Seizo K.K. / Toyota Motor Corp.
Building 5. of Graduate School of Engineering Furo-chou, Chikusa ku, Nagoya city, Aichi 464-8603
Nagoya University Graduate School of Engineering Department of Materials Science and Engineering
To Higashiyama Campus
From Nagoya Station: Take the Subway Higashiyama Line to Motoyama Sta. (15 minutes), then transfer to the Subway Meijo Line to Nagoya Daigaku Station.