1. Wenqin Peng, Shigenobu Hayashi, Abraham Castro Garcia, Lei Fang, Masaki Takeguchi, Yibin Xu, Ken Sakaushi. Interpretable data-driven discovery of high-performance multielement metal oxide electrocatalysts for oxygen evolution reaction from a small hybrid dataset. Science and Technology of Advanced Materials. 27 [1] 2713992-1-2713992-12. 2026. Open Access
2. Yingying Cheng, Masaki Takeguchi, Abraham Castro Garcia, Ken Sakaushi. Accelerated Discovery‐to‐Unveiling of High‐Performance and Affordable Ammonia Electrode Process by Human–Machine Collaboration Framework. Angewandte Chemie International Edition. 65 [25] e2469199-1-e2469199-11. 2026. Open Access
3. Kazuhiro Nemoto, Cong Zhang, Daiki Kido, Daniel Limouchi, Masaki Takeguchi, Hong-Tao Sun, Naoto Shirahata. Tailored Pnictogen Precursor Chemistry Enables Metal-Hydride-Free Selective Synthesis of InP _{1– x} Sb _x Quantum Dots. Chemistry of Materials. 38 [7] 3486-3495. 2026. Open Access
4. Masahiko Shimizu, Katsuaki Nakazawa, Hisashi Shima, Hajime Matsumoto, Takahiko Takewaki, Kazutaka Mitsuishi, Ayako Hashimoto. Atomic-scale insights into the Cu ion distribution in zeolites used for ammonia selective catalytic reduction during early hydrothermal degradation. Chemical Communications. 62 [10] 3260-3264. 2026. Open Access
5. Masahiko Shimizu, Katsuaki Nakazawa, Hisashi Shima, Masakazu Koike, Hajime Matsumoto, Takahiko Takewaki, Kazutaka Mitsuishi, Ayako Hashimoto. Visualizing Hydration‐Induced Cu Migration in SSZ‐13 Zeolite Through Electron Ptychography. ChemistrySelect. 11 [1] e03562-1-e03562-9. 2026. Open Access
6. Ryuto Eguchi, Ayako Hashimoto. Multiscale structural analysis of defective graphene in transmission electron microscopy images using persistent homology. APL Materials. 14 [1] 011108-1-011108-9. 2026. Open Access

2025

1. Man Wang, Huajian Chen, Rui Sun, Tianjiao Zeng, Chengyu Lu, Toru Yoshitomi, Hiroaki Mamiya, Masaki Takeguchi, Naoki Kawazoe, Yingnan Yang, Guoping Chen. Impact of the intracellular mechanical microenvironment of breast cancer and normal mammary epithelial cells on magnetic hyperthermia of Fe3O4 nanoparticles. Acta Biomaterialia. 205 634-647. 2025. Open Access
2. Rui Sun, Man Wang, Tianjiao Zeng, Huajian Chen, Toru Yoshitomi, Masaki Takeguchi, Naoki Kawazoe, Yingnan Yang, Guoping Chen. Scaffolds functionalized with matrix metalloproteinase-responsive release of miRNA for synergistic magnetic hyperthermia and sensitizing chemotherapy of drug-tolerant breast cancer. Bioactive Materials. 44 205-219. 2025. Open Access
3. Yimeng Wu, Jie Tang, Shuai Tang, You-Hu Chen, Ta-Wei Chiu, Masaki Takeguchi, Ayako Hashimoto, Lu-Chang Qin. Stable Field Emissions from Zirconium Carbide Nanoneedle Electron Source. Nanomaterials. 15 [2] 93-93-10. 2025. Open Access
4. Yutain Han, Xiaobo Peng, Hideki Abe, Ayako Hashimoto. In situ TEM and EELS analysis of Ni catalytic nanoparticles for dry reforming of methane. Micron. 199 103894-103894-7. 2025. Open Access
5. Masaki Takeguchi, Jonathan Lueke, Matthew Reynolds, Baibing Zhao, Ayako Hashimoto. Liquid-cell annular dark-field scanning transmission electron microscopy imaging of single crystal samples on a low-index zone-axis incidence condition. Micron. 198 103888-103888-7. 2025. Open Access
6. Majid Ghanimati, Mohsen Lashgari, Masaki Takeguchi, Fabio Montagnaro, Marco Balsamo. Highly adsorptive/effective rGO/pn-junction nanocomposite to generate hydrogen fuel using H2S: Rational photocatalyst design and magnetic boosting. International Journal of Hydrogen Energy. 105 1217-1229. 2025. Open Access
7. Shuai Tang, Jie Tang, Yimeng Wu, You-Hu Chen, Jun Uzuhashi, Tadakatsu Ohkubo, Masaki Takeguchi, Lu-Chang Qin. Stable and high current emission of electrons from a HfC nanoneedle field-emitter fabricated by focused ion beam. Vacuum. 238 114224-114224-5. 2025. Open Access
8. Hiroaki Kaneko, Shusaku Shoji, Yohei Cho, Tomotaka Sugimura, Ayako Hashimoto, Hideki Abe, Akira Yamaguchi, Masahiro Miyauchi. Overcoming thermodynamic incompatibilities with photons: multi-carbon hydrocarbons from methane and carbon dioxide via a hybrid photocatalytic dry reforming/Fischer–Tropsch process. Green Chemistry. 27 [47] 15056-15060. 2025. Open Access
9. Emily C. Hayward, Masaki Takeguchi, Harry J. Lloyd, Joshua M. Stratford, Andrew J. Smith, Tim Snow, Joaquin Ramírez-Rico, Zoe Schnepp. In situ TEM and synchrotron SAXS/WAXS study on the impact of different iron salts on iron-catalysed graphitization of cellulose. Journal of Materials Chemistry A. 13 [32] 26327-26336. 2025. Open Access
10. Juan Li, Yukun Liu, Xuezeng Tian, Shulin Chen, Shanshan Tao, Masaki Takeguchi, Donglin Jiang. Polycrystalline Covalent Organic Frameworks: Multiscale Structural Insights from Morphological Diversity to Dynamic Lattice Evolution. Journal of the American Chemical Society. 147 [30] 26955-26968. 2025. Open Access
11. Man Wang, Rui Sun, Huajian Chen, Toru Yoshitomi, Hiroaki Mamiya, Masaki Takeguchi, Naoki Kawazoe, Yingnan Yang, Guoping Chen. Differential intracellular influence of cancer cells and normal cells on magnetothermal properties and magnetic hyperthermal effects of magnetic nanoparticles. Materials Horizons. 12 [12] 4363-4378. 2025. Open Access
12. Nasrat Hannah Shudin, Ryuto Eguchi, Shigenori Ueda, Ankit Singh, Ayako Hashimoto, Hideki Abe. A heteroepitaxial interface of Pt//CeO₂ nanoparticles for enhanced catalysis of the oxygen reduction reaction (ORR). Journal of Materials Chemistry A. 13 [14] 9660-9664. 2025. Open Access
13. Yimeng Wu, Jie Tang, Shuai Tang, You-Hu Chen, Ta-Wei Chiu, Ankit Singh, Masaki Takeguchi, Ayako Hashimoto, Lu-Chang Qin. Geometric influence on field emission characteristics of zirconium carbide nanoneedles. Japanese Journal of Applied Physics. 64 [4] 040904-040904-5. 2025. Open Access
14. Kazutaka Mitsuishi, Fumiaki Ichihashi, Yoshio Takahashi, Katsuaki Nakazawa, Masaki Takeguchi, Ayako Hashimoto, Toshiaki Tanigaki. Resolution improvement of differential phase-contrast microscopy via tilt-series acquisition for environmental cell application. Microscopy. 74 [2] 92-97. 2025. Open Access

2024

1. Fumihiko Uesugi, Chiaki Tanii, Masaki Takeguchi. Strain visualization using large-angle convergent-beam electron diffraction. Ultramicroscopy. 261 113966. 2024. Open Access
2. Rui Sun, Huajian Chen, Man Wang, Toru Yoshitomi, Masaki Takeguchi, Naoki Kawazoe, Yingnan Yang, Guoping Chen. Smart composite scaffold to synchronize magnetic hyperthermia and chemotherapy for efficient breast cancer therapy. Biomaterials. 307 122511- 122511-14. 2024. Open Access
3. 中川 祐貴, 竹口 雅樹. Ultraviolet Light-Induced Surface Changes of Tungsten Oxide in Air: Combined Scanning Transmission Electron Microscopy and X-ray Photoelectron Spectroscopy Analysis. Nanomaterials. 14 [18] 1486-1486-9. 2024. Open Access
4. Fumihiko Uesugi, Yu Wen, Ayako Hashimoto, Masashi Ishii. Prediction of nanocomposite properties and process optimization using persistent homology and machine learning. Micron. 183 103664-103664-7. 2024. Open Access
5. WU Yimeng, TANG Jie, TANG Shuai, CHEN Youhu, CHIU Ta-Wei, TAKEGUCHI Masaki. Stable Field Emission from Single-Crystalline Zirconium Carbide Nanowires. Nanomaterials. 14 [19] 1567-1567-11. 2024. Open Access
6. Ryuto Eguchi, Yu Wen, Hideki Abe, Ayako Hashimoto. Interpretable Structural Evaluation of Metal-Oxide Nanostructures in Scanning Transmission Electron Microscopy (STEM) Images via Persistent Homology. Nanomaterials. 14 [17] 1413-1413-12. 2024. Open Access
7. Emily C. Hayward, Glen J. Smales, Brian R. Pauw, Masaki Takeguchi, Alexander Kulak, Robert D. Hunter, Zoe Schnepp. The effect of catalyst precursors on the mechanism of iron-catalysed graphitization of cellulose. RSC Sustainability. 2 [11] 3490-3499. 2024. Open Access
8. Hiroaki Kaneko, Yohei Cho, Tomotaka Sugimura, Ayako Hashimoto, Akira Yamaguchi, Masahiro Miyauchi. Sustaining syngas production at a near-unity H₂/CO ratio in the photo-induced dry reforming of methane independent of the reactant gas composition. Chemical Communications. 60 [75] 10406-10409. 2024. Open Access
9. Ravindra Kumar Gupta, Hidehiko Asanuma, Ayako Hashimoto, Takashi Nakanishi. A compound eye-like morphology formed through hexagonal array of hemispherical microparticles where an alkyl-fullerene derivative self-assembled at atmosphere-sealed air/water interface. Nanotechnology. 35 [33] 335603-335603-11. 2024. Open Access
10. Masaki Takeguchi, Kazutaka Mitsuishi, Ayako Hashimoto. Facile preparation of graphene–graphene oxide liquid cells and their application in liquid-phase STEM imaging of Pt atoms. Applied Physics Express. 17 [8] 085001-085001-4. 2024. Open Access
11. Robert D. Hunter, Masaki Takeguchi, Ayako Hashimoto. Elucidating the Mechanism of Iron‐Catalyzed Graphitization: The First Observation of Homogeneous Solid‐State Catalysis. Advanced Materials. 2404170-1-2404170-10. 2024. Open Access
12. Nasrat Hannah Shudin, Ryuto Eguchi, Takeshi Fujita, Tomoharu Tokunaga, Ayako Hashimoto, Hideki Abe. Phase textures of metal–oxide nanocomposites self-orchestrated by atomic diffusions through precursor alloys. Physical Chemistry Chemical Physics. 26 [19] 14103-14107. 2024. Open Access
13. Toshie Yaguchi, Ayako Hashimoto. In-situ TEM study from the perspective of holders. Microscopy. 73 [2] 117-132. 2024. Open Access
14. Masaki Takeguchi, Ayako Hashimoto, Kazutaka Mitsuishi. Depth sectioning using environmental and atomic-resolution STEM. Microscopy. 73 [2] 145-153. 2024. Open Access
15. Yasuyuki Yamada, Ayako Hashimoto. Inorganic–Organic Framework Constructed by the Intercalation of a Double-Decker Porphyrin Metal Complex into Clay Nanosheets and Its Efficient Dye Adsorption Ability. ACS Applied Optical Materials. 2 [3] 405-413. 2024. Open Access
16. Yuta Aida, Masaki Takeguchi, Yoshihiro Nemoto. Growth mechanism of star-shaped Au–Ag nanoparticles synthesized by ascorbic acid reduction and underpotential deposition. Materials Today Nano. 25 100468. 2024. Open Access
17. Shima Ito, Kazuhiro Nagasaka, Hiyori Komatsu, Hiroaki Mamiya, Masaki Takeguchi, Akihiro Nishiguchi, Tetsushi Taguchi. Sprayable tissue adhesive microparticle–magnetic nanoparticle composites for local cancer hyperthermia. Biomaterials Advances. 156 213707. 2024. Open Access

1. EGUCHI, Ryuto, HASHIMOTO, Ayako. Multiscale analysis of defect dynamics in graphene via in-situ TEM and persistent-homology-based structural analysis. 第70回記念フラーレン・ナノチューブ・グラフェン総合シンポジウム. 2026.

2025

1. 橋本 綾子. ホモロジー解析によるTEM/STEM画像からの微細構造の定量的情報抽出. JST創発的研究支援事業 北川パネル第5回「進捗会議」. 2025.
2. 竹口 雅樹. 液体セル電子顕微鏡法による固液界面の高分解能その場観察. 日本顕微鏡学会シンポジウム第68回シンポジウム. 2025. 招待講演
3. 竹口 雅樹, 橋本 綾子. 2軸傾斜液体セルホルダーによる水-SrTiO3界面の原子分解能STEM観察. 第86回応用物理学会秋季学術講演会. 2025.
4. EGUCHI, Ryuto, HASHIMOTO, Ayako. Homology analysis of disordered graphene in HRTEM images. The 17th International Conference on the Physics of Non-Crystalline Solids (PNCS17). 2025.
5. TAKEGUCHI, Masaki, Jonathan Lueke, Baibing Zhao, HASHIMOTO, Ayako. Development of a Double-tilt Liquid Cell Holder for Zone-axis Incidence Imaging of FIB-prepared Single Crystal Samples. The Microscopy & Microanalysis 2025 Meeting (M&M 2025).. 2025. Open Access
6. EGUCHI, Ryuto, HASHIMOTO, Ayako. Quantitative analysis of defective graphene induced by electron irradiation via persistent homology. Microscopy and Microanalysis (M&M 2025). 2025.
7. SHIMIZU, Masahiko, NAKAZAWA, Katsuaki, MITSUISHI, Kazutaka, 松本 創, 嶋寿, 武脇隆彦, HASHIMOTO, Ayako. Direct Observation of the Hydrated Active and Degraded Structures of Cu-Exchanged Zeolite Catalysts using Electron Ptychography. Microscopy & Microanalysis 2025. 2025.
8. 白石よしの, 根北翔, 山﨑加奈, 竹口 雅樹, 周致霆, 奥山哲也. 表面・体積プラズモンを用いた誘電率の実験的評価. 日 本顕微鏡学会第81学術講演会. 2025.
9. 橋本 綾子, 阿部 英樹. メタン転換触媒のその場TEM観察・EELS分析. 日本顕微鏡学会　第81回学術講演会. 2025.
10. 清水 雅彦, 三石 和貴, 松本 創, 嶋寿, 武脇隆彦, 橋本 綾子. 電子線タイコグラフィーによるCu交換ゼオライト触媒中の 水和活性構造・劣化構造の直接観察. 日本顕微鏡学会　第81回学術講演会. 2025.
11. 江口 琉斗, 橋本 綾子. パーシステントホモロジーによるグラフェン欠陥構造の定量解析. 日本顕微鏡学会 第81回学術講演会. 2025.
12. 竹口 雅樹, 橋本 綾子. 2軸傾斜液体セルホルダーによるFIB加工試料の液中STEM観察. 日本顕微鏡学会第81学術講演会. 2025.
13. 江口 琉斗, 橋本 綾子. TEM像に対するパーシステントホモロジーの適用による単層グラフェン欠陥構造の定量的解析. 2025年 第72回応用物理学会 春季学術講演会. 2025.
14. 橋本 綾子, 江口 琉斗, 文 宇. ホモロジー解析によるTEM/STEM画像からの微細構造の定量的情報抽出. JST創発的研究支援事業 自発的融合の場 『第2回 材料への新規解析・計測手法の適用』. 2025.
15. TAKEGUCHI, Masaki, Jonathan Lueke, HASHIMOTO, Ayako. High-resolution STEM Observation of FIB Samples Enclosed in Liquid Cells. The 13th Asia Pacific Microscopy Congress 2025 (APMC13) . 2025.

2024

1. 清水 雅彦, 中澤 克昭, 三石 和貴, 松本 創, 嶋寿, 武脇隆彦, 橋本 綾子. 電子線タイコグラフィーを用いた SCRゼオライト触媒中の銅サイト直接観察. 第40回ゼオライト研究発表会. 2024.
2. 中川祐貴, 笹山泰輔, 白土泰裕, 柴山環樹, 竹口 雅樹. 酸化タングステン光触媒の原子分解能STEM観察とXPS解析. 日本金属学会　第2回「水素が関わる材料科学の課題共有研究会」. 2024.
3. TAKEGUCHI, Masaki, MITSUISHI, Kazutaka, HASHIMOTO, Ayako. Graphene liquid cell STEM for electron beam-sensitive materials. 37th International Microprocesses and Nanotechnology Conference (MNC 2024). 2024.
4. SHIMIZU, Masahiko, NAKAZAWA, Katsuaki, MITSUISHI, Kazutaka, 松本 創, 嶋寿, 武脇隆彦, HASHIMOTO, Ayako. Direct observation of Cu sites in SCR zeolite catalysts using electron ptychography. NIMS Award Symposium 2024. 2024.
5. EGUCHI, Ryuto, 文 宇, ABE, Hideki, HASHIMOTO, Ayako. Interpretable Structural Evaluation of Metal-Oxide Nanostructures in STEM Images via Persistent Homology. NIMS AWARDS シンポジウム 2024. 2024. Open Access
6. シング アンキット, EGUCHI, Ryuto, MITSUISHI, Kazutaka, HASHIMOTO, Ayako. Observation Conditions for Grayscale HREM Image Interpretation via Persistent Homology. NIMS Award Symposium 2024. 2024.
7. HASHIMOTO, Ayako, ABE, Hideki. In-situ TEM observation of Ni-based catalysts for DRM. NIMS Award Symposium. 2024.
8. 江口 琉斗, 文 宇, 橋本 綾子. パーシステントホモロジーを用いた微細組織の解釈可能な構造評価. 第85回応用物理学会秋季学術講演会. 2024. Open Access
9. Y. Nakagawa, N. Arai, Y. Shiratsuchi, T. Shibayama, TAKEGUCHI, Masaki. Nanostructure changes of tungsten oxide: Identical-location STEM analysis of light-induced effects in air and in-situ HVEM observation in ionic liquid. The 14th Polish-Japanese Joint Seminar on Micro and Nano Analysis. 2024.
10. HASHIMOTO, Ayako, 韓 雨田. In-situ observation and analysis of Ni-based catalysts for dry reforming of methane. European Microscopy Congress 2024 (EMC24). 2024.
11. SHIMIZU, Masahiko, NAKAZAWA, Katsuaki, MITSUISHI, Kazutaka, 松本 創, 嶋寿, 武脇隆彦, HASHIMOTO, Ayako. Characterization of Cu doped zeolite by MicroED and electron ptychography. European Microscopy Congress 2024. 2024.
12. 松本 創, 上田 恭太, SHIMIZU, Masahiko, 来島 友幸, MITSUISHI, Kazutaka, HIROSAKI, Naoto. Microstructure of light-emitting phosphor of (Sr, Ca)AlSiN3:Eu2+. 17th European Microscopy Congress 2024 (EMC 2024). 2024.
13. EGUCHI, Ryuto, HASHIMOTO, Ayako, 文 宇. Interpretable evaluation of STEM images of nanostructures via homology analysis. 17th European Microscopy Congress 2024 (EMC24). 2024. Open Access
14. 橋本 綾子. ホモロジー解析によるTEM/STEM画像からの微細構造の定量的深層抽出. JST 創発的研究支援事業 第 3回「融合の場」. 2024.
15. 江口 琉斗, 文 宇, 橋本 綾子. ホモロジー解析を用いた微細組織の解釈可能な構造評価. 日本顕微鏡学会第80回学術講演会. 2024. Open Access
16. 竹口 雅樹, 三石 和貴, 橋本 綾子. 各種グリッド素材上に形成したグラフェン液体セル. 日本顕微鏡学会第80学術講演会. 2024.
17. 三石 和貴, 市橋史郎, 高橋由夫, 竹口 雅樹, 橋本 綾子, 谷垣俊明. 環境セル観察のための電子線傾斜積算によるDPC法の位相分解能向上. 日本顕微鏡学会第80回学術講演会. 2024.
18. 清水 雅彦, 中澤 克昭, 三石 和貴, 松本 創, 嶋 寿, 武脇 隆彦, 橋本 綾子. 電子線タイコグラフィーを用いた微量Cu添加ゼオライト触媒における構造評価. 日本顕微鏡学会　第80回学術講演会. 2024.
19. 清水 雅彦, 井波 雄太, 松本 創, 橋本 綾子, 三石 和貴. 二元系担持金属触媒における環境制御・原子レベル解析. 第１３３回触媒討論会. 2024.

1. 電子線タイコグラフィー入門. 顕微鏡. 60 [2] 68-74. 2025. Open Access