2026
2026RESEARCH ARTICLE
Surface-Engineered BiVO4 Photocatalyst Enables Selective Water Oxidation for Water Splitting via a Photocatalysis–Electrolysis Hybrid System
K. Watanabe,* Y. Miseki,* M. Tamano, R. Kasuya, K. Sayama,*
ACS Catal. 2026, accepted.
2026RESEARCH ARTICLE
Screening Lithium-Ion Conductors Based on Local and Global Topology
S. Kong, Z. Yu, K. Suzuki, S. Hori, S. Hiroi, K. Ohara, K. Watanabe, K. Nomoto, N. Matsui,* R. Kanno,*
J. Am. Chem. Soc. 2026, DOI 10.1021/jacs.6c00345.
2026RESEARCH ARTICLE
Relationship Between Contact Resistance in e–-Conductive Pathways and Mechanical Properties of Active Materials in Microstructurally-Controlled Composite Electrodes for Sulfide All-Solid-State Batteries
K. Watanabe,* Y. Yamada, M. Shishido, Y. Wang, K. Murakami, R. Kanno, M. Hirayama
Batteries & Supercaps 2026, 9, e70485.
2026RESEARCH ARTICLE
3-Dimensional Conductive Pathways in Microstructure-Controlled Composite Cathodes for All-Solid-State Batteries
B. Y. Kang, K. Murakami, K. Watanabe,* Y. Yamada, K. Aso, R. Kanno, M. Hirayama,*
Batteries & Supercaps 2026, 9, e70321.
(selected as a front cover)
2026RESEARCH ARTICLE
Atomic-Resolution Electron Microscopy of Cathode–Electrolyte Interfacial Degradation: Zr-Based Oxide-Coated Regions Preserve Layered LiCoO2
K. Aso, H. Ito, S. Asano, T. Kakeya, K. Yamanaka, K. Taniguchi, Y. Li, K. Watanabe, M. Hirayama,* Y. Oshima,*
Batteries & Supercaps 2026, 9, e70318.
2025
2025RESEARCH ARTICLE
Low-Dose Nanoscale Visualization of Crystal Phases in Epitaxial Cathodes via Cepstral Matching of Scanning Nanobeam Electron Diffraction
K. Aso, T. Kakeya, T. Tsuchida, H. Ito, S. Asano, K. Watanabe, K. Mitsuishi, K. Kimoto, K. Shinoda, T. Masuda,* M. Hirayama,* Y. Oshima,*
Nano Lett., 2025, 25, 15840.
2025RESEARCH ARTICLE
Fabrication and Lithium Intercalation Properties of Graphite-Li10P3S12Br Anode Composites
M. Shishido, S. Takahashi, S. Hori, K. Watanabe, K. Suzuki, R. Kanno, K. Nakamura, T. Abe, H. Hanawa, M. Hirayama,*
Mater. Trans. 2025, 66, 1432.
2025RESEARCH ARTICLE
Structural Observation of Cathode/Sulfide Electrolyte Interface in All-Solid-State Batteries by In Situ Thin-Film X-ray Diffraction
Y. Li, K. Watanabe, K. Ito, K. Shimizu, K. Suzuki, R. Kanno, K. Tamura, M. Hirayama,*
Mater. Trans. 2025, 66, 1493.
2025RESEARCH ARTICLE
Dual modification of LiNbO3 and a lithium-conducting organic polymer at LiCoO2/Li10GeP2S12 interface and lithium intercalation properties in all-solid-state lithium-ion batteries
K. Watanabe, H.-S. Kim, Y. Hasegawa, S. Thompson, T. R. Guimaraes, R. Kanno, P. B. Zetterlund, M. Hirayama,*
RSC Appl. Interfaces 2025, 2, 1821.
2025RESEARCH ARTICLE
Standard Li+/Li redox potential at the Li/amorphous-Li3PO4 interface probed by photoelectron spectroscopy for all-solid-state (photo)electrochemical systems
K. Watanabe,* S. Kawai, K. Shimizu, K. Suzuki, R. Kanno, M. Hirayama
Appl. Phys. Lett., 2025, 127, 083906.
2025RESEARCH ARTICLE
Self-Closing of Cracks Generated in Microstructure-Controlled 400 µm-Thick Composite Cathodes for All-Solid-State Batteries: Observed by In Situ Scanning Electron Microscopy with Energy-Dispersive X-Ray Spectroscopy
K. Watanabe,* H.-S. Kim, K. Hikima, N. Matsui, K. Suzuki, H. Muto, A. Matsuda, R. Kanno, M. Hirayama,*
Batteries & Supercaps 2025, 8, e202500119.
(selected as a front cover)
2025RESEARCH ARTICLE
Sn vs. Ge: Effects of Elastic and Plastic Deformation of LGPS-type Solid Electrolytes on Charge-discharge Properties of Composite Cathodes for All-solid-state Batteries
K. Watanabe,* H. Nakayama, H.-S. Kim, K. Hikima, N. Matsui, K. Suzuki, S. Obokata, H. Muto, A. Matsuda, R. Kanno, M. Hirayama,*
Electrochemistry, 2025, 93, 063019.
2025RESEARCH ARTICLE
Encapsulation of LiCoO2 particles with lithium containing polymer for solid state lithium-ion battery cathodes
S. W. Thompson, T. R. Guimarães, K. Watanabe, M. Hirayama,* P. B. Zetterlund*
Polymer, 2025, 324, 128255.
2025RESEARCH ARTICLE
A trade-off between migration and association energies for hydride-ion conductivity in the SrLiH3–CaLiH3–NaLiH2 system
T. Hirose, N. Matsui,* K. Watanabe, T. Saito, K. Mori, K. Suzuki, M. Hirayama,* R. Kanno*
Dalton Trans., 2025, 54, 4180.
2025RESEARCH ARTICLE
Simultaneous Exploration of Candidates for Electrode and Electrolyte Materials for All-Solid-State Batteries Using Predicted Rating from a Recommender System
T. Nakayama, K. Watanabe, Y. Iwamizu, K. Suzuki,* N. Matsui, A. Seko, I. Tanaka, R. Kanno, M. Hirayama
ACS Appl. Energy Mater., 2025, 8, 2260.
(selected as a supplementary cover)
2025RESEARCH ARTICLE
Unequal {110} Facets: The Potential Role of Intraparticle Heterogeneity and Facet Termination in Photoelectrochemical Activity of Single BiVO4 Particles
A. Banik, H. Maekawa, J. Fajardo, B. Zutter, F. M. Alcorn, S. Kumar, K. Watanabe, A. Kudo, N.-H. Ge,* A. A. Talin,* J. B. Sambur*
ACS Nano, 2025, 19, 6250.
2024
2024RESEARCH ARTICLE
Demonstration of scalable water splitting into H2 and O2 by a flow-type photocatalysis-electrolysis hybrid system using a highly stable photocatalyst
Y. Miseki,* M. Tamano, K. Watanabe, K. Sayama*
ACS Appl. Mater. Interface, 2024, 16, 60219.
2024RESEARCH ARTICLE
Revealing the Role of Redox Reaction Selectivity and Mass Transfer in Current–Voltage Predictions for Ensembles of Photocatalysts
L. Barrera, B. W. Layne, Z. Chen, K. Watanabe, A. Kudo, D. V. Esposito, S. Ardo, R. B. Chandran*
Energy Environ. Sci., 2024, 17, 8254.
2024RESEARCH ARTICLE
Water splitting over transition metal-doped SrTiO3 photocatalysts with response to visible light up to 660 nm
K. Kaiya, Y. Ueki, H. Kawamoto, K. Watanabe, S. Yoshino, Y. Yamaguchi, A. Kudo*
Chem. Sci., 2024, 15, 16025.
(selected as an inside front cover)
2024RESEARCH ARTICLE
A composite cathode with a three-dimensional ion/electron-conducting structure for all-solid-state lithium–sulfur batteries
P. Jiang, H. Zhou, S. Song, K. Suzuki, K. Watanabe, Y. Yamaguchi, N. Matsui, S. Hori, R. Kanno, M. Hirayama*
Commun. Mater., 2024, 5, 105.
2024RESEARCH ARTICLE
Mechanical Properties of Li10.35Ge1.35P1.65S12 with Different Particle Sizes
H. Kim, K. Hikima, K. Watanabe, N. Matsui, K. Suzuki, S. Obokata, H. Muto, A. Matsuda, R. Kanno, and M. Hirayama*
Mater. Trans., 2024, 65, 861.
2024RESEARCH ARTICLE
Degradation of a lithium cobalt oxide cathode under high voltage operation at an interface with an oxide solid electrolyte
K. Ito, K. Tamura, K. Shimizu, N. L. Yamada, K. Watanabe, K. Suzuki, M. Hirayama*
RSC Appl. Interfaces, 2024, 1, 790.
2024RESEARCH ARTICLE
Fabrication and High-temperature Electrochemical Stability of LiFePO4 Cathode/Li3PO4 Electrolyte Interface
D. Kang, K. Ito, K. Shimizu, K. Watanabe, N. Matsui, K. Suzuki, R. Kanno, M. Hirayama*
Electrochemistry, 2024, 92, 037008.
2024RESEARCH ARTICLE
Intercalative and non-intercalative photo-recharge using all-solid-state cells for solar energy conversion and storage
M. Yoshimoto, K. Tamura, K. Watanabe,* K. Shimizu, T. Kobayashi, H. Tsurita, Y. Horisawa, K. Suzuki, R. Kanno, M. Hirayama*
Sustainable Energy Fuels, 2024, 8, 1236–1244.
(selected as an inside front cover)
2024RESEARCH ARTICLE
Interfacial structure changes between amorphous silicon anode/liquid electrolyte using a highly dense and flat model electrode
S. Asano, J. Hata, K. Watanabe, N. Matsui, K. Suzuki, R. Kanno, M. Hirayama*
J. Solid State Electrochem., 2024, 28, 4491–4501.
2024RESEARCH ARTICLE
Formation Processes of a Solid Electrolyte Interphase at a Silicon/Sulfide Electrolyte Interface in a Model All-Solid-State Li-Ion Battery
S. Asano, J. Hata, K. Watanabe, K. Shimizu, N. Matsui, N. L. Yamada, K. Suzuki, R. Kanno, M. Hirayama*
ACS Appl. Mater. Interfaces, 2024, 16, 7189–7199.
2024RESEARCH ARTICLE
Electrical Double Layer Formation at Intercalation Cathode–Organic Electrolyte Interfaces During Initial Lithium-Ion Battery Reactions
J. Nakayama, H. Zhou, J. Izumi, K. Watanabe, K. Suzuki, F. Nemoto, N. L. Yamada, R. Kanno, M. Hirayama*
Adv. Mater. Interfaces, 2024, 11, 2300780.
(selected as a front cover)
2024RESEARCH ARTICLE
Stable Photoelectrochemical Reactions at Solid/Solid Interfaces toward Solar Energy Conversion and Storage
K. Watanabe,* Y. Horisawa, M. Yoshimoto, K. Tamura, K. Suzuki, R. Kanno, M. Hirayama*
Nano Lett., 2024, 24, 1916–1922.
(selected as a supplementary cover)
2023
2023RESEARCH ARTICLE
Fast Lithium Intercalation Mechanism on Surface‐Modified Cathodes for Lithium‐Ion Batteries
H. Zhou, J. Izumi, S. Asano, K. Ito, K. Watanabe, K. Suzuki, F. Nemoto, N. L. Yamada, K. Aso, Y. Oshima, R. Kanno, M. Hirayama*
Adv. Energy Mater., 2023, 2302402.
(selected as a back cover)
2023RESEARCH ARTICLE
Crack Suppression by Downsizing Sulfide-Electrolyte Particles for High-Current-Density Operation of Metal/Alloy Anodes
H. S. Kim, K. Watanabe, N. Matsui, K. Suzuki, R. Kanno, M. Hirayama*
Batteries Supercaps, 2023, 6, e202300306.
2023RESEARCH ARTICLE
Microstructure Control of LiCoO2-Li10GeP2S12 Composite Cathodes by Adjusting the Particle Size Distribution for the Enhancement of All-Solid-State Batteries
Y. Yamada, K. Watanabe, H. S. Kim, K. Suzuki, S. Hori, R. Kanno, M. Hirayama*
Batteries Supercaps, 2023, 6, e202300261.
(selected as a front cover, Very Important Paper (VIP), Special Collection “Solid State Batteries”)
2023RESEARCH ARTICLE
Electrochemical and mechanical properties and chemical stability of Li10GeP2S12/Al2O3 composite electrolytes
T. Yabuzaki, M. Sato, H. Kim, K. Watanabe, N. Matsui, K. Suzuki, S. Hori, K. Hikima, S. Obokata, H. Muto, A. Matsuda, R. Kanno M. Hirayama*
J. Ceram. Soc. Jpn., 2023, 131, 675–684.
2023RESEARCH ARTICLE
Direct tracking of reaction distribution in an all-solid-state battery using operando scanning electron microscopy with energy dispersive X-ray spectroscopy
T. Noda, H. Kim, K. Watanabe, K. Suzuki, N. Matsui, R. Kanno M. Hirayama*
J. Ceram. Soc. Jpn., 2023, 131, 651–658.
2023RESEARCH ARTICLE
Single-Particle Measurements Reveal the Origin of Low Solar-to-Hydrogen Efficiency of Rh-Doped SrTiO3 Photocatalysts
B. Zutter, Z. Chen, L. Barrera, W. Gaieck, A. S. Lapp, K. Watanabe, A. Kudo, D. V. Esposito, R. Bala Chandran, S. Ardo, A. A. Talin*
ACS Nano, 2023, 17, 9405–9414.