Papers

• Topochemical Fluoride Exchange Reaction with Anionic Electrons toward Fluoride-Ion Conduction in Layered Ba2–xAxNF1–x (A = Na, K) 
  Nozomu Yasufuku, Ryoji Asahi, Alex Kutana, Masato Hagihara, Kazuhiro Mori, and Tsuyoshi Takami
  Chemistry of Materials   Vol. 36 ( 11 ) page： 5671 – 5677  (2024)

• Machine learning and atomistic origin of high dielectric permittivity in oxides 
  Yuho Shimano, Alex Kutana, Ryoji Asahi
  Scientific Reports   Vol. 13  page： 22236 (2023)

• Molecular dynamics simulations using machine learning potential for a-Si:H/c-Si interface: Effects of oxygen and hydrogen on interfacial defect states
  Takayuki Semba, Jacob McKibbin, Ryosuke Jinnouchi, Ryoji Asahi
  Journal of Materials Research Vol. 38 Page： 5151-5160 (2023)

• Polymorphs of Titanium Dioxide: An Assessment of the Variants of Projector Augmented Wave Potential of Titanium on Their Geometric and Dielectric Properties
  Pradeep R. Varadwaj, Van An Dinh, Yoshitada Morikawa, Ryoji Asahi
  ACS Omega Vol. 8 ( 24 ) page： 220003 – 22017 (2023)

• Automatic knowledge acquisition from superconductivity information in literature
  Kento Mitsui, Yutaka Sasaki, Ryoji Asahi
  Science and Technology of Advanced Materials: Methods Vol. 3 page： 2206532 (2023)

• Challenges for fluoride superionic conductors: fundamentals, design, and applications
  Tsuyoshi Takami, Chanachai Pattanathummasid, Alex Kutana, Ryoji Asahi
  Journal of Physics: Condensed Matter Vol. 35 page： 293002 (2023)

• Permittivity boosting by induced strain from local doping in titanates from first principles 
  A. Kutana, Y. Shimano, R. Asahi
  Scientific Reports  Vol. 13   page： 3761 (2023)

• Ultrafast charge-transfer dynamics in a visible-light-excited iridium(III) terpyridine 2-phenylpyridine complex studied by femtosecond X-ray absorption spectroscopy 
  K. Yamanaka, T. Morikawa, R. Asahi
  JOURNAL OF PHOTOCHEMISTRY AND PHOTOBIOLOGY A-CHEMISTRY  Vol. 435 page: 114267 (2023)

• Superconductivity information extraction from the literature: A new corpus and its evaluations 
  Kyosuke Yamaguchi, Ryoji Asahi, Yutaka Sasaki
  Advanced Engineering Informatics  Vol. 54 page： 101768 (2022)

• See d-assiste d epitaxy of intermetallic compounds with interface-determined orientation: Incommensurate Nowotny chimney-ladder FeGe? epitaxial film 
  Terada Tsukasa, Kitaura Reona, Ishigaki Shintaro, Ishibe Takafumi, Naruse Nobuyasu, Mera Yutaka, Asahi Ryoji, Nakamura Yoshiaki
  ACTA MATERIALIA  Vol. 236 page: 118130 (2022)

• Doping Effect and Li-Ion Conduction Mechanism of ALi6XO6(A = K or Rb and X = Pentavalent): A First-Principles Study 
  Lee J., Asahi R.
  Journal of Physical Chemistry C  Vol. 126 ( 32 ) page： 13548 – 13559 (2022)

• Theoretical and Experimental Studies of KLi6TaO6 as a Li-Ion Solid Electrolyte 
  Suzuki Nobuaki, Lee Joohwi, Masuoka Yumi, Ohta Shingo, Kobayashi Tetsuro, Asahi Ryoji
  INORGANIC CHEMISTRY  Vol. 60 ( 14 ) page： 10371 – 10379 (2021)

• Transfer learning for materials informatics using crystal graph convolutional neural network 
  Lee Joohwi, Asahi Ryoji
  COMPUTATIONAL MATERIALS SCIENCE  Vol. 190 page: 110314 (2021)

• Molecular dynamics simulations of lithium superionic conductor Li<inf>10</inf>GeP<inf>2</inf>S<inf>12</inf> using a machine learning potential 
  Miwa Kazutoshi, Asahi Ryoji
  Solid State Ionics  Vol. 361 page:115567 (2021)

• Characterization of AE(TM)(2)Bi2O9 (AE: Ca, Sr, Ba; TM: Nb, Ta) as oxide ion conductors 
  Tajima Shin, Ohba Nobuko, Suzumura Akitoshi, Masuoka Yumi, Asahi Ryoji
  JOURNAL OF THE EUROPEAN CERAMIC SOCIETY  Vol. 41 ( 2 ) page： 1352 – 1359 (2021)

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Books

• Multiscale Simulations for Electrochemical Devices
  （ Role： Edit）
  Jenny Stanford  2020年  （ ISBN:978-981-4800-71-6 ）

• High-throughput calculation technique for Li ion conductors
  Ryoji Asahi, Kazutoshi Miwa（ Role： Joint author）
  Ceramic Data Book ２０２１／２２  2021.12

• Multiscale Simulations for Electrochemical Devices
  R. Asahi, R. Jinnouchi（ Role： Joint author , Atomistic Modeling of Photoelectric Cells for Artificial Photosynthesis）
  Jenny Stanford  2020  （ ISBN:978-981-4800-71-6 ）

• Practical Application Technology of Visible Light Responsive Photocatalysts
  （ Role： Joint author ,  Design of visible light responsive photocatalysts）
  CMC Publishing 2010 

• Properties and Applications of Complex Intermetallics  International journal
  Ryoji Asahi（ Role： Joint author , FIRST-PRINCIPLES CALCULATIONS AND APPLICATIONS FOR MATERIALS DESIGN）
  World Scientific Publishing  2009.8

• Diffuse Scattering and the Fundamental Properties of Materials
  U. Mizutani, R. Asahi, H. Sato, and T. Takeuchi（ Role： Joint author , Ab Initio Test of the Hume-Rothery Electron Concentration Rule for Gamma-Brasses）
  Momentum Press  2009 

• Visible light responsive photocatalyst－Everything from material design to practical application－
  （ Role： Joint author , Visible light responsive by band gap narrowing method）
  CMC Publishing 2005.9

• Solid-State Photoemission and Related Methods International journal
  A.J. Freeman, R. Asahi, A. Continenza, and R. Wu（ Role： Joint author , Electronic Structure Theory for Ground and Excited State Properties of Materials）
  Wiley-VCH  2003

• Sci. Rep. Kanazawa Univ.
  Y. Ohno, R. Asahi（ Role： Joint author , Theory of a Quasi-One Dimensional Organic Ferromagnet, m-Polydiphenylcarbene）
  1986