Index Catalog // MDR

Description/Abstract:: NIMSは，第1期SIP「インフラ維持管理・更新・マネジメント技術」に参画し，腐食促進試験法，腐食モニタリング，耐食鉄筋の新材料，高分子系・セメント系補修材料等を開発した．また，コンクリート内部の塩分，pH，酸素濃度，腐食抵抗を同時に長期モニタリングできる「コンクリート内部...
Keyword:: NDE, corrosion, and infrastructures
Resource Type:: Article
Author:: 土谷浩一
Journal:: AI・データサイエンス論文集
Date Uploaded:: 09/05/2023

Description/Abstract:: AE波形の連続計測と無線転送が行えるバッテリ駆動の独自開発装置「無線CWM」を用い，SLM造形装置のチャンバにケーブルを貫通させるような改造を加えない簡便な手法で，造形中の微小欠陥の発生をリアルタイムにモニタリングできることが示された．その結果，レーザ強度が高い条件ないし部...
Keyword:: 3Dプリンタ, アコースティック・エミッション法, 無線計測, and 選択的レーザ溶融法
Resource Type:: Article
Author:: 伊藤海太, 草野正大, 出村雅彦, and 渡邊誠
Date Uploaded:: 25/04/2023

Description/Abstract:: Microdefects sometimes form in workpieces fabricated by selective laser melting (SLM). It is difficult to understand the mechanism of gen...
Keyword:: Acoustic emission, Crack detection, Real-time monitoring, Selective laser melting, and Wireless monitoring
Resource Type:: Article
Author:: ITO, Kaita, KUSANO, Masahiro, DEMURA, Masahiko, and WATANABE, Makoto
Date Uploaded:: 25/04/2023

Description/Abstract:: Narrow-band emitting phosphors are required to improve performance of phosphor-converted light-emitting diodes. Here, we found a new narr...
Keyword:: Eu2+, local structure similarity, narrow-band emission, and phosphor
Resource Type:: Article
Author:: Shota Takemura, Yukinori Koyama, Takayuki Nakanishi, Shiro Funahashi, Naoto Hirosaki, Hidekazu Ikeno, and Takashi Takeda
Date Uploaded:: 09/03/2023

Description/Abstract:: To efficiently search for novel phosphors, we propose a dissimilarity measure of Local Structure using the Wasserstein distance. This sim...
Keyword:: Wasserstein distance, local structure, phosphors, and similarity measure
Resource Type:: Article
Author:: Shota Takemura, Takashi Takeda, Takayuki Nakanishi, Yukinori Koyama, Hidekazu Ikeno, and Naoto Hirosaki
Date Uploaded:: 03/03/2023

Description/Abstract:: We have developed an open-source software called CrySPY, which is a crystal structure prediction tool written in Python 3, ...
Keyword:: evolutionary algorithm, Bayesian optimization, LAQA, crystal structure prediction, and first-principles calculations
Resource Type:: Article
Author:: Tomoki Yamashita, Shinichi Kanehira, Nobuya Sato, Hiori Kino, Kei Terayama, Hikaru Sawahata, Takumi Sato, Futoshi Utsuno, Koji Tsuda, Takashi Miyake, and Tamio Oguchi
Date Uploaded:: 10/02/2023

Description/Abstract:: We analyze Curie temperatures of rare-earth transition metal binary alloys with machine learning method. In order to select important de...
Keyword:: Curie temperature, binary rare-earth transition metal, descriptor importance, exhaustive search, hierarchical clustering, and subgroup relevance analysis
Resource Type:: Article
Author:: Hieu Chi Dam, Viet Cuong Nguyen, Tien Lam Pham, Anh Tuan Nguyen, Kiyoyuki Terakura, Takashi Miyake, and Hiori Kino
Date Uploaded:: 10/02/2023

Description/Abstract:: The continuous cooling transformation (CCT) diagram of steels is very important in considering the phase transformation depending on the ...
Keyword:: CCT
Resource Type:: Article
Author:: Satoshi Minamoto, Susumu Tsukamoto, Tadashi Kasuya, Makoto Watanabe, and Masahiko Demura
Date Uploaded:: 09/02/2023

Description/Abstract:: As interdisciplinary science is flourishing because of materials informatics and additional factors; a systematic way is required for exp...
Keyword:: functional decomposition, knowledge sharing, materials informatics, and ontology
Resource Type:: Report
Author:: Hiori Kino, Hieu Chi Dam, Takashi Miyake, and Riichiro Mizoguchi
Date Uploaded:: 08/02/2023

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