Index Catalog // MDR

Description/Abstract:: In order to apply conventional forming processes at the micro scale, the size effects caused by material properties and frictional effect...
Keyword:: aluminum alloy, grain size, microextrusion, microtexture, and size effect
Resource Type:: Article
Author:: Tatsuya Funazuka, Kuniaki Dohda, Tomomi Shiratori, Ryo Hiramiya, and Ikumu Watanabe
Date Uploaded:: 28/02/2023

Description/Abstract:: To apply conventional forming processes to microscale processing, the influence of size effects caused by material properties and frictio...
Keyword:: aluminum alloy, microextrusion, microtexture, size effect, and tribology
Resource Type:: Article
Author:: Tatsuya Funazuka, Kuniaki Dohda, Tomomi Shiratori, Syunsuke Horiuchi, and Ikumu Watanabe
Date Uploaded:: 28/02/2023

Description/Abstract:: Instrumented indentation tests are an efficient approach to characterize stress--strain curves instead of tensile or compression tests an...
Keyword:: finite elements, instrumented indentation test, mechanical testing, and strain-rate-dependent plasticity
Resource Type:: Article
Author:: Ta-Te Chen, Ikumu Watanabe, and Tatsuya Funazuka
Date Uploaded:: 28/02/2023

Description/Abstract:: A transient non-linear multiscale finite element heat flow-mechanical model to determine micro residual stresses (type III) and micro pla...
Keyword:: GTA welding, anisotropy, digital microstructure code, micro residual stresses, sub-modeling, and thermal gradients
Resource Type:: Article
Author:: Edison A. Bonifaz and Ikumu Watanabe
Date Uploaded:: 28/02/2023

Description/Abstract:: In order to reduce the burden on the environment, there is a need to develop non-fluorinated electrolyte membranes as alternatives to flu...
Keyword:: CSPPSU membrane, PEM water electrolysis, elevated temperature, engineering plastic PPSU, and hydrocarbon electrolytes
Resource Type:: Article
Author:: Jedeok Kim and Akihiro Ohira
Date Uploaded:: 03/03/2023

Description/Abstract:: Porous IrO2/Ti/IrO2 catalyst electrodes were obtained by coating IrO2 on three types of porous Ti powder sheets (sample 1, sample 2, and ...
Keyword:: elevated temperature, nafion membrane, polymer electrolyte, porous IrO2/Ti/IrO2 catalyst electrode, and water electrolysis
Resource Type:: Article
Author:: Je-Deok Kim and Akihiro Ohira
Date Uploaded:: 03/03/2023

Description/Abstract:: Sulfonated polyphenylsulfone (SPPSU) with a high ion exchange capacity (IEC) was synthesized using commercially available PPSU, and a lar...
Keyword:: CSPPSU, High IEC, activation, PEMFCs, and PPSU
Resource Type:: Article
Author:: Je-Deok Kim, Akihiro Ohira, and Hidenobu Nakao
Date Uploaded:: 03/03/2023

Description/Abstract:: Carbon-coated Li4Ti5O12 (LTO) has been prepared using polyimide (PI) as a carbon source via the thermal imidization of polyamic　acid (PAA...
Keyword:: Li4Ti5O12; polyimide; carbon coating; lithium ion battery; rate performance
Resource Type:: Article
Author:: Shih-Chieh Hsu, Tzu-Ten Huang, Yen-Ju Wu, Cheng-Zhang Lu, Huei Chu Weng, Jen-Hsien Huang, Cai-Wan Chang-Jian, and Ting-Yu Liu
Date Uploaded:: 17/03/2023
Date Modified:: 20/03/2023

Description/Abstract:: We prepared ultra-thin PFSA/PFSA-vinylon/PFSA laminated electrolyte membranes (thickness = 10 μm) for fuel cells without using a reinforc...
Keyword:: PFSA ionomers, PFSA-vinylon, THIN membrane, fuel cells, and lamination
Resource Type:: Article
Author:: Jedeok KIM, Kazuya Yamasaki, Hitoshi Ishimoto, and Yusuke Takata
Date Uploaded:: 29/03/2023

Description/Abstract:: Acrosslinked sulfonated polyphenylsulfone (CSPPSU) polymer and polyvinyl alcohol (PVA) were thermally crosslinked; then, a CSPPSU-vinylon...
Keyword:: CSPPSU-vinylon, PEMFCs, PPSU, PVA, and SPPSU
Resource Type:: Article
Author:: Je-Deok Kim, Satoshi Matsushita, and Kenji Tamura
Date Uploaded:: 29/03/2023

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