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Ayahisa Okawa
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Improving self-healing ability and flexural strength of ytterbium silicate-based nanocomposites with silicon carbide nanoparticulates and whiskers
ST Nguyen, T Takahashi, A Okawa, H Suematsu, K Niihara, T Nakayama
Journal of the Ceramic Society of Japan 129 (4), 209-216, 2021
122021
Self-healing ability, strength enhancement, and high-temperature oxidation behavior of silicon carbide-dispersed ytterbium disilicate composite for environmental barrier …
A Okawa, ST Nguyen, JP Wiff, HW Son, T Nakayama, H Hashimoto, ...
Journal of the European Ceramic Society 42 (13), 6170-6181, 2022
112022
Recycling of a healing agent by a water‐vapor treatment to enhance the self‐repair ability of ytterbium silicate‐based nanocomposite in multiple crack‐healing test
ST Nguyen, T Nakayama, T Takahashi, H Suematsu, DTM Do, A Okawa, ...
Advanced Engineering Materials 22 (7), 2000157, 2020
112020
Autonomous crack healing ability of SiC dispersed Yb2Si2O7 by oxidations in air and water vapor
A Okawa, ST Nguyen, JP Wiff, HW Son, T Nakayama, TMD Do, ...
Ceramics International 47 (24), 34802-34809, 2021
82021
Titanium Nitride and Yttrium Titanate Nanocomposites, Endowed with Renewable Self‐Healing Ability
ST Nguyen, A Okawa, H Iwasawa, T Nakayama, H Hashimoto, T Sekino, ...
Advanced Materials Interfaces 8 (22), 2100979, 2021
62021
Photoluminescence/optical-absorption modulation of layered lanthanide molybdates for chemical sensing of reductive materials
T Hasegawa, Y Kanaoka, S Noda, A Okawa, S Yin
Chemistry Letters 53 (1), upad005, 2024
22024
Gas sensing performance of Nb2CTx synthesized by hydrothermal assisted in-situ HF generation etching method
A Okawa, M Yang, T Hasegawa, T Ueda, S Cho, T Sekino, S Yin
Discover Materials 3 (1), 12, 2023
22023
Acquisition of Emissive Single-Crystalline AEu(MoO4)2 (A = Na, K, Rb, and Cs) Double Molybdates by One-Pot Hydrothermal Synthesis: Relationship between …
S Noda, T Hasegawa, T Goto, Y Sato, A Okawa, S Yin
Crystal Growth & Design, 2024
2024
Uncovering the distinctive phase transition characteristics and thermochromic performance of VO2 with different N-doping sites
Y Xue, L Miao, T Hasegawa, A Okawa, S Yoshino, H Kato, M Kakihana, ...
Applied Surface Science, 159779, 2024
2024
Key Role of Metal-to-Metal Charge Transfer Transition between Mo6+ and Bi3+ for Enhancement in NIR Luminescence of Gd2MoO6:Bi,Yb Nanophosphor
T Hangai, T Hasegawa, J Xu, T Nakanishi, T Takeda, K Nakano, K Hongo, ...
The Journal of Physical Chemistry C, 2024
2024
High-temperature corrosion of sintered RE2Si2O7 (RE = Yb, Ho) environmental barrier coating materials by volcanic ash
A Okawa, ST Nguyen, T Nakayama, H Suematsu, S Yin, T Hasegawa, ...
International Journal of Minerals, Metallurgy and Materials, 2024
2024
Elucidation of Structural Features and Photoluminescence Properties for Hydrothermally-synthesized γ-KEu (MoO 4) 2 Microcrystal Phosphor with Metastable Orthorhombic Structure …
T Hasegawa, S Noda, W Hikita, K Toda, A Okawa, S Yin
New Journal of Chemistry, 2024
2024
Development of Silicates and Spraying Techniques for Environmental Barrier Coatings
A Okawa, ST Nguyen, T Nakayama, H Suematsu, T Goto, K Niihara
Ceramic Coatings for High-Temperature Environments: From Thermal Barrier to …, 2023
2023
Liquid-phase oxidation synthesis of particles with enhanced gas sensing performance
C Yoshizawa, T Hasegawa, A Okawa, S Yin
Functional Materials Letters 16 (01), 2340001, 2023
2023
Discover Materials
A Okawa, M Yang, T Hasegawa, T Ueda, S Cho, T Sekino, S Yin
2023
Self-healing ceramic coatings
ST Nguyen, A Okawa, T Nakayama, H Suematsu
Advanced Ceramic Coatings, 107-136, 2023
2023
Titanium Nitride and Yttrium Titanate Nanocomposites, Endowed with Renewable Self‐Healing Ability (Adv. Mater. Interfaces 22/2021)
ST Nguyen, A Okawa, H Iwasawa, T Nakayama, H Hashimoto, T Sekino, ...
Advanced Materials Interfaces 8 (22), 2170126, 2021
2021
~ パワーデバイス, 5G に向けた~ 高熱伝導フィラーの充填と配向制御 電場によるフィラーの垂直配向・配列構造制御法と熱伝導性
T NAKAYAMA, KENYA MORIYA, Y KAWAMURA, H SUGIYAMA, ...
月刊 Material Stage 20 (12), 68-74, 2021
2021
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