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.
Research
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.
MoreLaboratory
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Parallel Computer
This is a parallel computer used in our laboratory.
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Stereo microscopes
These are used to check the conditions of samples. We have one stereo microscopes.
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Imaging Box
This enables us to take nice pictures of small and beautiful objects such as crystals or jewelries.
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Water Purification System
This enables purification of water.
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Low Speed Precision Cutters
These are used for cutting various types of materials with minimal deformation. We have two cutters.
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Precision polishing machines
These are used to polish brittle materials. We have six polishing machines.
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Ion Milling Systems
These can produce high-quality TEM specimens with electron transparency.
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Magnetron Sputter Coater
This enables nanoscale thin film deposition on the surface of samples.
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Precision universal testing machine
This is used to deform materials with measuring displacements and loads.
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Semiconductor Parameter Analyzer
This is used for electrical characterization of semiconducting or insulating materials.
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Low-Noise Vacuum Prober station
This is used to measure electric properties of materials from low temperature to high temperature.
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Spectrophotometer
This enables scientific measurement of reflection and transmission properties of samples as a function of wavelength.
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Time-resolved Spectroscopy Equipment
This is used to measure weak phosphorescence spectra and the lifetime.
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Xenon Light Sources
This is used to irradiate lights of the specific wavelength domain to materials. We have two xenon light sources.
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Draft Chamber
This is a local exhaust ventilation, which is used to treat toxic chemical substances.
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Laser microscope
This is used for observing surface morphology in samples.
Publications
Multicrystalline informatics applied to multicrystalline silicon for unraveling the microscopic root cause of dislocation generation,
K. Yamakoshi, Y. Ohno*, K. Kutsukake, T. Kojima, T. Yokoi, H. Yoshida, H. Tanaka, X. Liu, H. Kudo, N. Usami*,
Advanced Materials, 36(8), 2308599, 22 Feb. 2024The effect of room-temperature plastic deformation in darkness on the photoluminescence properties of ZnS,
Y. Ogura (Y. Oshima)*, A. Nakamura, T. Kameyama, Y. Kurokawa, E. Tochigi, N. Shibata, T. Torimoto, S. Hoshino, T. Yokoi, K. Matsunaga,
Journal of the American Ceramic Society, 107 (4), 2040-2047, 1 Feb. 2024Electronic and Atomic Structures of Crystal Defect Cores in Advanced Materials,
K. Matsunaga,
The 3rd Materials Research Meeting (MRM 2023) / The 24th IUMRS-International Conference in Asia (IUMRS-ICA 2023), (Kyoto, Japan)
11-16 Dec. 2023, Keynote speech
Artificial-neural-network potential for accurately predicting grain boundary thermodynamics,
T. Yokoi, M. Matsuura, Y. Ogura, K. Matsunaga,
The 3rd Materials Research Meeting (MRM 2023) / The 24th IUMRS-International Conference in Asia (IUMRS-ICA 2023), (Kyoto, Japan)
11-16 Dec. 2023, Poster
Quantum Monte Carlo Method for Formation Energies Point Defects in Si,
M. Yamada, T. Yokoi, Y. Ogura, K. Matsunaga,
The 3rd Materials Research Meeting (MRM 2023) / The 24th IUMRS-International Conference in Asia (IUMRS-ICA 2023), (Kyoto, Japan)
11-16 Dec. 2023, Poster
Artificial-neural-network descriptor and interatomic potential for accurately predicting interaction of lattice defects in Si,
M. Uchida, T. Yokoi, Y. Ogura, K. Matsunaga,
The 3rd Materials Research Meeting (MRM 2023) / The 24th IUMRS-International Conference in Asia (IUMRS-ICA 2023), (Kyoto, Japan)
11-16 Dec. 2023, Poster
Bringing the photoplastic effect in ZnO to light: A photoindentation study on pyramidal slip,
H. Oguri*, Y. Li, E. Tochigi, X. Fang, K. Tanigaki, Y. Ogura (Y. Oshima), K. Matsunaga, A. Nakamura,
Journal of the European Ceramic Society, 44(2), 1301-1305, Feb. 2024Electronic and atomic structures of glide dislocations in inorganic semiconductors relevant to their light-illumination dependent mechanical behavior,
K. Matsunaga,
The 11th Pacific Rim International Conference on Advanced Materials and Processing (PRICM11), (Jeju, South Korea)
19-23 Nov. 2023, keynote speech
Artificial-neural-network potentials for accurately predicting lattice-defect properties,
T. Yokoi, M. Uchida, Y. Ogura0, K. Matsunaga,
The 15th Pacific Rim Conference of Ceramic Societies (PACRIM15), (Shenzhen, China)
5-9 Nov. 2023, Invited
Electronic and atomic structures of Shockley-partial dislocations in CdX (X = S, Se and Te),
S. Hoshino*, T. Yokoi, Y. Ogura (Y. Oshima), K. Matsunaga,
Journal of the Ceramic Society of Japan, 131(10), 613-620, 1 Oct. 2023Photoplastic effect in MgO single crystals,
Y. Ogura (Y. Oshima)*, Y. Tsuchiya, S. Hoshino, T. Yokoi, K. Matsunaga,
Journal of the Ceramic Society of Japan, 131(10), 628-631, 1 Oct. 2023Direct observation of intrinsic core structure of a partial dislocation in ZnS,
B. Feng*, S. Hoshino, B. Miao, J. Wei, Y. Ogura (Y. Oshima), A. Nakamura, E. Tochigi, K. Matsunaga, Y. Ikuhara, N. Shibata,
Journal of the Ceramic Society of Japan, 131(10), 659-664, 1 Oct. 2023Grain boundary segregation of Y and Hf dopants in α-Al2O3: A Monte Carlo simulation with artificial-neural-network potential and DFT calculation,
T. Yokoi*, A. Hamajima, Y. Ogura (Y. Oshima), K. Matsunaga,
Journal of the Ceramic Society of Japan, 131(10), 751-761, 1 Oct. 2023Strain-rate insensitive photoindentation pop-in behavior in ZnS single crystals at room temperature,
Y. Li*, H. Oguri, A. Matsubara, E. Tochigi, X. Fang, Y. Ogura (Y. Oshima), K. Matsunaga, A. Nakamura,
Journal of the Ceramic Society of Japan, 131(10), 685-689, 1 Oct. 2023Anharmonicity in grain boundary energy for Al: thermodynamic integration with artificial-neural-network potential,
M. Matsuura, T. Yokoi*, Y. Ogura (Y. Oshima), K. Matsunaga,
Scripta Materialia, 236, 115685, Nov. 2023Shedding new light on the dislocation-mediated plasticity in wurtzite ZnO single crystals by photoindentation,
Y. Li*, X. Fang, E. Tochigi, Y. Ogura (Y. Oshima), S. Hoshino, T. Tanaka, H. Oguri, S. Ogata, Y. Ikuhara, K. Matsunaga, A. Nakamura,Journal of Materials Science & Technology, 156, 206-216, 1 Sep. 2023
Quantum structures of dislocation cores in inorganic semiconductor crystals,
K. Matsunaga,
The 4th Workshop on Functional Materials Science (FMS2023), (Busan, South Korea)
18-21 June. 2023, keynote speech
Carrier-trapping effects on glide dislocation cores in Cd compound semiconductors,
S. Hoshino, Y. Ogura, T. Yokoi, K. Matsunaga,
The 4th Workshop on Functional Materials Science (FMS2023), (Busan, South Korea)
18-21 June. 2023, Poster
Outstanding Presentation Award
Grain-boundary thermodynamics with artificial-neural-network potential: Its ability to predict the atomic structures, energetics and lattice vibrational properties for Al,
T. Yokoi*, M. Matsuura, Y. Ogura (Y. Oshima), K. Matsunaga,
Physical Review Materials, 7 (5),053803, 17 May 2023Atomic and electronic structure of grain boundaries in α-Al2O3: A combination of machine learning, first-principles calculation and electron microscopy,
T. Yokoi*, A. Hamajima, J. Wei, B. Feng, Y. Ogura (Y. Oshima), K. Matsunaga, N. Shibata, Y. Ikuhara,
Scripta Materialia, 229, 115368, May 2023Room-temperature plastic deformation modes of cubic ZnS crystals,
S. Kitou*, Y. Ogura (Y. Oshima), A. Nakamura, K. Matsunaga, H. Sawa,
Acta Materialia, 247, 118738, 1 April. 2023
MEMBER
STAFF
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Katsuyuki Matsunaga
(Professor)kmatsunaga[at]nagoya-u.jp
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Tatsuya Yokoi
(Lecturer)yokoi[at]mp.pse.nagoya-u.ac.jp
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Yu Ogura
(Assistant Professor)ogura.yu.v8[at]f.mail.nagoya-u.ac.jp
- Secretary
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nagao[at]mp.pse.nagoya-u.ac.jp
- Agency Temp
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sasaki[at]core.mp.pse.nagoya-u.ac.jp
STUDENTS
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Masami
Uchida(M2) -
1
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Takumi
Sato(M2) -
2
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Nao
Susaki(M2) -
3
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Shuji
Oi(M1) -
1
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Haruto
Kato(M1) -
2
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Takumi
Hasegawa(M1) -
3
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Yuki
Yamato(M1) -
4
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Karin
Yoshino(M1) -
5
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Kazuya
Kinoshita(B4) -
1
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Sunsuke
Sakaki(B4) -
2
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Hayato
Chiba(B4) -
3
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Daisuke
Nakagawa(B4) -
4
GRADUATES
2023 Academic year | D3:one student M2:four students B4:five students |
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2022 Academic year | D3:one student M2:five students B4:four students |
2021 Academic year | D3:two students M2:three students B4:five students |
2020 Academic year | D3:one student M2:six students B4:four students |
2019 Academic year | M2:six students B4:four students |
2018 Academic year | D3:one student 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. / Asahi Kasei Corporation / Bandai Namco Filmworks Inc. / Bridgestone Corporation / Brother Industries, Ltd. / Canon Inc. / Canon IT Solutions Inc. / CHUBU Electric Power Co., Inc. / Chubu Electric Power Grid Co.,Inc. / Daido Steel Co. / DENSO Corp. / DMG Mori Seiki Co., Ltd. / Fanuc Corp. / Hankyu Hanshin Holdings,Inc. / Hitachi, Ltd. / 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. / PwC Consulting LLC / Showa Denko K.K. / SoftBank Corp. / Sony Semiconductor Solutions Corp. / Sumitomo Chemical Co., Ltd. / Tata Consultancy Services Ltd. / Toho Gas Co., Ltd. / Toyo Denki Seizo K.K. / Toyota Technical Development Corporation / Toyota Motor Corp.
ACCESS
Emergent/Innovative Engineering Building, 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.