[I3] Innovative evaluation techniques for hydrogen entry and hydrogen trapping -IV | The 188th ISIJ Autumn Meeting

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[I3]Innovative evaluation techniques for hydrogen entry and hydrogen trapping -IV

Wed. Sep 18, 2024 9:00 AM - 5:05 PM JST
Wed. Sep 18, 2024 12:00 AM - 8:05 AM UTC

Room13（CELAS Lecture Bldg. C 1F, C102）

Y. Sugawara [Shimane Univ.], A. Ooi [Tokyo Inst. Tech.], T. Igarashi [JAEA], S. Ajito [Tohoku Univ.]

9:10 AM - 10:10 AM JST(12:10 AM - 1:10 AM UTC)

[Int.-17]Chances and challenges in hunting hydrogen

^○Achim Walter Hassel (Johannes Kepler Univ. Linz)

10:20 AM - 11:20 AM JST(1:20 AM - 2:20 AM UTC)

[Int.-18]Difference of C and N effect on hydrogen entry and diffusivity in austenitic stainless steels

^○Sung-Joon Kim¹, Kyung-Shik Kim¹, Jee-Hyun Kang² (1.POSTECH, 2.Yeungnam Univ.)

11:20 AM - 11:35 AM JST(2:20 AM - 2:35 AM UTC)

[Int.-19]Effect of mechanical loading on the hydrogen diffusion behavior in tempered martensitic steel

^○Saya Ajito¹, Hiroshi Kakinuma¹, Tomihiko Hojo², Motomichi Koyama¹, Takuya Hara¹, Tomohiko Omura³, Eiji Akiyama¹ (1.Tohoku Univ., 2.Tohoku Gakuin Univ., 3.Nippon Steel)

11:35 AM - 11:50 AM JST(2:35 AM - 2:50 AM UTC)

[Int.-20]Influences of lattice defect and crystal orientation on hydrogen diffusion in pure iron

^○Yoshikazu Todaka, Nozomu Adachi, Yohei Abe, Yuki Ishii, Shinya Wada, Sota Kagawa (Toyohashi Univ. of Tech.)

1:00 PM - 2:00 PM JST(4:00 AM - 5:00 AM UTC)

[Int.-21]Scanning Kelvin probe techniques for mapping effective local hydrogen activity and permeation rates at lateral high resolution and sensitivity

^○Michael Rohwerder (Max-Planck-Institut fur Eisenforschung GmbH)

2:00 PM - 2:15 PM JST(5:00 AM - 5:15 AM UTC)

[Int.-22]Visualization of hydrogen entry into high-strength steel during corrosion process using Mn oxide thin film

^○Yu Sugawara¹, Masataka Omoda², Shinji Ootsuka² (1.Shimane Univ., 2.JFE)

2:15 PM - 2:30 PM JST(5:15 AM - 5:30 AM UTC)

[Int.-23]Application of scanning blue-laser enhanced electrochemical microscope for evaluation of local hydrogen permeation rate of the steels

^○Takumi Haruna, Kokoro Nogawa, Taiki Sakai, Youhei Hirohata (Kansai Univ.)

2:45 PM - 3:00 PM JST(5:45 AM - 6:00 AM UTC)

[Int.-24]Spatially-resolved detection of hydrogen in steel by scanning photoelectron yield spectroscopy

^○Ko-ichiro Miyamoto, Tatsuo Yoshinobu (Tohoku Univ.)

3:00 PM - 3:15 PM JST(6:00 AM - 6:15 AM UTC)

[Int.-25]Effects of pH on local hydrogen entry behavior under NaCl droplet on Fe sheet

^○Hiroshi Kakinuma, Saya Ajito, Motomichi Koyama, Eiji Akiyama (Tohoku Univ.)

3:15 PM - 3:30 PM JST(6:15 AM - 6:30 AM UTC)

[Int.-26]Hydrogen permeation behavior of high strength steels with Laser activation

^○Masatoshi Sakairi, Xiaole Han (Hokkaido Univ.)

3:30 PM - 3:45 PM JST(6:30 AM - 6:45 AM UTC)

[Int.-27]Effect of thiocyanate ion on hydrogen evolution reaction on steel

^○Azusa Ooi, Akiyoshi Saito, Eiji Tada (Tokyo Inst. of Tech.)

4:00 PM - 4:15 PM JST(7:00 AM - 7:15 AM UTC)

[Int.-28]3D impedance measurement to investigate hydrogen evolution and permeation behavior on steel

^○Yoshinao Hoshi, Kotaro Tanaka (Nagoya Inst. of Tech.)

4:15 PM - 4:30 PM JST(7:15 AM - 7:30 AM UTC)

[Int.-29]In-situ quantitative evaluation of the hydrogen absorbed in steel plates and dependence of hydrogen content on specimen hardness

^○Koji Fushimi, Yuya Mizushiri, Yu Fujita, Hiroki Habazaki (Hokkaido Univ.)

4:30 PM - 4:45 PM JST(7:30 AM - 7:45 AM UTC)

[Int.-30]Computational modeling for hydrogen entry into steel materials in acidic solutions containing chloride ions

^○Hideki Katayama, Mariko Kadowaki, Masahiro Yamamoto (NIMS)

4:45 PM - 5:00 PM JST(7:45 AM - 8:00 AM UTC)

[Int.-31]Hydrogen absorption modeling using cellular automata

^○Takahiro Igarashi (JAEA)

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