CFC林研究室

学術論文情報（Papers）

1. W. Yi, T. Kawasaki, Y. Zhang, H. Akamatsu, R. Ota, S. Torii, K. Fujita

‘La2SrSc2O7: A-Site Cation Disorder Induces Ferroelectricity in Ruddlesden–Popper Layered Perovskite Oxide‘
Journal of the American Chemical Society, 146, 7, 4570–4581 (2024).
https://doi.org/10.1021/jacs.3c11546

2. J. Wang, H. Akamatsu, K. Hayashi

‘Sodium ion conduction in perovskite-type sodium lanthanum niobate ceramics’
Journal of Alloys and Compounds, 1010, 177335 (2025).
https://doi.org/10.1016/j.jallcom.2024.177335

3. B. Xun, J. Wang, Y. Sato, S. Jia, S. Ohno, H. Akamatsu, K. Hayashi

‘Bifunctional Al Dopant for Enhancing Bulk and Grain Boundary Conductivities in Sodium Ion Conducting NASICON Ceramics’
Advanced Energy Materials, 15, 4, 2402891 (2024).
https://doi.org/10.1002/aenm.202402891

4. J. Wang, H. Akamatsu, Y. Zhang, T. Kawasaki, S. Ohno, K. Fujita, K. Hayashi

‘Thermally Controlled A-site Cation Ordering and Coupled Polarity in Double Perovskite NaLaZr2O6’
Inorganic Chemistry, 64, 3, 1340–1351 (2025).
https://pubs.acs.org/doi/10.1021/acs.inorgchem.4c04267

5. B. Xun, J. Wang, Y. Sato, G. Hasegawa, H. Akamatsu, K. Hayashi

‘High-conductivity, low-temperature sintering-compatible NASICON solid electrolyte for enhanced compositing with hard carbon electrode in all-solid-state batteries’
Journal of Materials Chemistry A, 13, 1766-1771 (2024).
https://doi.org/10.1039/D4TA07954J

6. Z. T. Lu, S. Asaki, S. Yoshida, C. Moriyoshi, G. Hasegawa, K. Fujita, V. Gopalan, K. Hayashi, H. Akamatsu

‘Structural frustration effects by mixed alkali ions in ferroelectric Dion–Jacobson layered perovskites (Cs,Rb)NdNb2O7’
Journal of Materials Chemistry C, 13，4, 1812-1823 (2024).
https://doi.org/10.1039/D4TC04190A

7. S. Yanagihara, J. Huebner, Z. Huang, A. Inoishi, H. Akamatsu, K. Hayashi, S. Ohno

‘Compatibility of Halide Electrolytes in Solid-State Li–S Battery Cathodes’
Chemistry of Materials., 37，1, 109-118 (2024).
https://doi.org/10.1021/acs.chemmater.4c02159

8. Z.T. Lu, K. Nishioka, Y. Zhang, K. Fujita, K. Hayashi, H. Akamatsu

‘Suppression of Ferroelectric Transitions by Symmetry Trapping in Dion–Jacobson-Layered Perovskites Cs(La,Nd)Nb2O7’
Inorganic Chemistry, 63, 50, 23914–23925 (2024).
https://doi.org/10.1021/acs.inorgchem.4c04245

9. Y. Shimomura, K. Hayashi, H. Akamatsu

‘First-principles prediction of ferroelectricity in defective wurtzite α-Ga2S3’
Japanese Journal of Applied Physics, 63，8, 08SP12 (2024).
https://iopscience.iop.org/article/10.35848/1347-4065/ad6c59

10. H. Akamatsu, Y. Shimomura, S. Ohno, K. Hayashi

‘Quadruple-well ferroelectricity and moderate switching barrier in defective wurtzite α-Al2S3: a first-principles study’
npj Computational Materials, 11,38 (2025).
https://doi.org/10.21203/rs.3.rs-4680101/v1

11.C. W. Lee, M. Maegawa, H. Akamatsu, K. Hayashi, S. Ohno, P. Gorai

‘Local and Global Structural Effects of Doping on Ionic Conductivity in the Na3SbS4 Solid Electrolyte’
ACS Materials Letters, 7,2, 620-626 (2024).
https://doi.org/10.1021/acsmaterialslett.4c01619

12. Z. Huang, S. Yoshida, H. Akamatsu, K. Hayashi, S. Ohnoa

‘NaMCl6 (M = Nb and Ta): A New Class of Sodium-Conducting Halide-Based Solid Electrolytes’
ACS Materials Letters, 6，5, 1732-1738 (2024).
https://doi.org/10.1021/acsmaterialslett.4c00315

総説・解説（Reviews）・著書(Books)

林 克郎 ‘Na3Zr2(SiO4)2(PO4)系電解質の高性能化とナトリウム革新電池への展開‘

(公社)電気化学会 電池技術委員会, 第422回電池技術委員会資料, p.17-26 (2024).

特許情報（Patents）（開示可能な情報のみ）

1. Metal oxide thin film, organic electroluminescence element including the thin film, solar cell, and thin film fabrication method

H. Hosono, Y. Toda, K. Hayashi, S. Ito, S. Watanabe, N. Miyakawa, T. Watanabe, K. Ito
出願国US, 出願番号16270354, 公開日2024/9/24
https://patents.google.com/patent/US12100529B2/en

その他の活動（プレスリリース・新聞記事・広報資料・アウトリーチ情報等）

1. 化学物質評価研究機構（ＣＥＲＩ） 寄付講座

第9講 「実験・計算科学の融合に立脚したセラミックス材料探索」 (2024/11/2)
主催：一般財団法人 化学物質評価研究機構（CERI）, 九州大学大学院工学研究院 応用化学部門;共催：福岡市,公益財団法人 九州大学学術研究都市推進機構（OPACK）