Materials Research Meeting 2025 (MRM2025)
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Oral SessionA. Cross-disciplinary Research in Fundamental Materials Science : [A-1] Ceramics Based Energy Harvesting Materials and Devices

[A1-O201]Oral 201

Wed. Dec 10, 2025 9:00 AM - 12:00 PM JST
Wed. Dec 10, 2025 12:00 AM - 3:00 AM UTC
Session 1(G302)
Chair:Tomokatsu Hayakawa(Nagoya Institute of Technology), Hiroki Taniguchi(Nagoya University)
9:00 AM - 9:30 AM JST(12:00 AM - 12:30 AM UTC)

[A1-O201-01]Origin for the Colossal Permittivity in Nb doped rutile TiO2: Flip-flop Motion of Molecular Polaron through Doped Nb

Van An Dinh1, Yujiro Hashimoto2, Koji Kimura3,4,5, Taro Kuwano2, Dung Ngoc Dinh1,6, Ryoji Asahi2, Koichi Hayashi3,4, Hiroshi Taniguchi2, *Yoshitada Morikawa1 (1. The University of Osaka (Japan), 2. Nagoya University (Japan), 3. Nagoya Institute of Technology (Japan), 4. Japan Synchrotron Radiation Research Institute (JASRI) (Japan), 5. National Institute for Materials Science (Japan), 6. Graduate University of Science and Technology, Vietnam Academy of Science and Technology (Viet Nam))
9:30 AM - 9:45 AM JST(12:30 AM - 12:45 AM UTC)

[A1-O201-02]A Novel Approach To Parametrize A Ferroelectric Phase-Field Model From Atomistic Simulation Data

*Frank Wendler1, Dilshod Durdiev2, Xuejian Wang1, Hikaru Azuma3, Takahiro Tsuzuki3, Tomohiro Ogawa3, Ryo Kobayashi3, Masayuki Uraganase4, Shuji Ogata3, Michael Zaiser1 (1. Friedrich-Alexander-Universität Erlangen-Nürnberg (Germany), 2. Technical University Darmstadt (Germany), 3. Nagoya Institute of Technology (Japan), 4. RIKEN Center for Biosystems Dynamics Research (Japan))
9:45 AM - 10:00 AM JST(12:45 AM - 1:00 AM UTC)

[A1-O201-03]Domain-Wall Free Energy and Oxygen Vacancy Segregation in Ferroelectric BaTiO3: A Molecular Dynamics Investigation

*Hikaru Azuma1, Shuji Ogata1, Ryo Kobayashi1, Yuta Takahashi1, Masayuki Uranagase2, Takahiro Tsuzuki1, Frank Wendler3, Xuejian Wang3 (1. Nagoya Inst. Tech. (Japan), 2. RIKEN (Japan), 3. FAU (Germany))
10:00 AM - 10:15 AM JST(1:00 AM - 1:15 AM UTC)

[A1-O201-04]First-Principles Study of Ferroelectricity of Cation Vacancy Ordered Wurtzite Al2S3

Yuto Shimomura1, Katsuro Hayashi1, *Hirofumi Akamatsu1 (1. Kyushu Univ. (Japan))
10:15 AM - 10:30 AM JST(1:15 AM - 1:30 AM UTC)

[A1-O201-05]Structural Analysis of Perovskite-Type Li-Ion Conductor (Li, La)NbO3 Using a Lightweight Ultra-Fast Machine Learning Potential

*Ryo KOBAYASHI Kobayashi1, Seiji Takemoto2, Hikaru Azuma1, Shuji Ogata1 (1. Nagoya Inst. of Tech. (Japan), 2. Murata Manufac. Co., Ltd. (Japan))
10:30 AM - 10:45 AM JST(1:30 AM - 1:45 AM UTC)

break

10:45 AM - 11:15 AM JST(1:45 AM - 2:15 AM UTC)

[A1-O201-06]Ferroelectric-semiconductor nanocomposites for enhanced solar energy harvesting for photovoltaics and photocatalysis

*Joe Briscoe1 (1. Queen Mary University of London (UK))
11:15 AM - 11:30 AM JST(2:15 AM - 2:30 AM UTC)

[A1-O201-07]Vibrational Mode Analysis of Soft Organic Layers in 2D Perovskites by Low-Temperature Raman Spectroscopy

*Kaoru Matoba1, Ayumi Shibasaki1, Yosuke Ishii1, Shinji Kawasaki1 (1. Nagoya Institute of Technology (Japan))
11:30 AM - 11:45 AM JST(2:30 AM - 2:45 AM UTC)

[A1-O201-08]Electronic Structure and Band Gap Modulation of Ba–S Compounds via Tuned Hybrid Functional Calculations

*Sumbal Jamshaid1,2 (1. Friedrich-Alexander-Universität (Germany), 2. Nagoya Institute of Technology (Japan))
11:45 AM - 12:00 PM JST(2:45 AM - 3:00 AM UTC)

[A1-O201-09]Probing the inner surface of hollow silica nanoparticles using time-domain nuclear magnetic resonance (TD-NMR)

*Chika Takai-Yamashita1,2, Junko Ikeda2,3 (1. Nagoya Inst. of Technol. (Japan), 2. Tohoku Univ. (Japan), 3. Mageleka Japan Co,. Ltd. (Japan))
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