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Yuki Shibayama

Japan Atomic Energy Agency

2-4 Shirakata

Tokai-mura

Ibaraki 319-1195

Japan

  • Japan Atomic Energy Agency

SCHOLARLY PAPERS

4

DOWNLOADS

258

TOTAL CITATIONS

0

Scholarly Papers (4)

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1.

Hydrogen-Induced Delayed Fracture in a 1.5 GPa Dual-Phase Steel Via Coalescence of Surface and Sub-Surface Cracks

Number of pages: 28 Posted: 07 Nov 2022
Rama Srinivas Varanasi, Motomichi Koyama, Yuki Shibayama, Shuya Chiba, Saya Ajito, Tomohiko Hojo and Eiji Akiyama
Tohoku University - Institute for Materials Research (IMR), Tohoku University - Institute for Materials Research (IMR), Japan Atomic Energy Agency, Tohoku University - Institute for Materials Research (IMR), Tohoku University - Institute for Materials Research (IMR), Tohoku Gakuin University and Tohoku University - Institute for Materials Research
Downloads 97 (704,534)

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Crack propagation, Dual-phase steels, Hydrogen embrittlement, Delayed fracture, U-bend test

2.

Hydrogen Embrittlement Property of a 1.5 GPA Dual-Phase Steel Evaluated Using U-Bending Test: A Comparison with Tempered Martensitic Steel with Identical Tensile Strength

Number of pages: 15 Posted: 09 May 2023
Shuya Chiba, Motomichi Koyama, Tomohiko Hojo, Saya Ajito, Yuki Shibayama, Rama Srinivas Varanasi and Eiji Akiyama
Tohoku University - Institute for Materials Research (IMR), Tohoku University - Institute for Materials Research (IMR), Tohoku Gakuin University, Tohoku University - Institute for Materials Research, Japan Atomic Energy Agency, Tohoku University - Institute for Materials Research (IMR) and Tohoku University - Institute for Materials Research
Downloads 59 (970,490)

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A. steelB. SEMB. galvanostaticC. hydrogen embrittlement, C. effects of strain

3.

Stress-Triaxiality-Induced Hardening and Weakening During Tensile Deformation at Necked Region of High-Strength Transformation-Induced Plasticity Steels

Number of pages: 29 Posted: 20 Jun 2023
Takashi Matsuno, Taiki Fujita, Tomoko Matsuda, Yuki Shibayama, Tomohiko Hojo and Ikumu Watanabe
Tottori University, Tottori University, affiliation not provided to SSRN, Japan Atomic Energy Agency, Tohoku Gakuin University and University of Tsukuba - Graduate School of Pure and Applied Science
Downloads 51 (1,052,702)

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TRIP steel, work hardening, weakening, stress triaxiality, post-necking

4.

Mixed Type Brittle Fracture in 1.5 GPA Dual-Phase Steel Via {100} Ferrite Cleavage Cracking

Number of pages: 23 Posted: 20 Jul 2022
Rama Srinivas Varanasi, Motomichi Koyama, Yuki Shibayama and Eiji Akiyama
Tohoku University - Institute for Materials Research (IMR), Tohoku University - Institute for Materials Research (IMR), Japan Atomic Energy Agency and Tohoku University - Institute for Materials Research
Downloads 51 (1,052,702)

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Dual phase steels, Ferrite brittle fracture, Cleavage cracking, Ferrite {100} cleavage, Crack propagation