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Yoshiko Nagumo
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Journal Articles

Prediction of Laminate Stiffness Reduction by Regression Equations for Damage Variables Obtained From the Stress-Based Variational Model

Yoshiko Nagumo, Sota Onodera, Mohammad Hajikazemi, Tomonaga Okabe
Journal: Journal of Applied Mechanics
Publisher: ASME
Article Type: Research Papers
J. Appl. Mech. April 2025, 92(4): 041005.
Paper No: JAM-24-1310
https://doi.org/10.1115/1.4067568
Published Online: February 11, 2025
View Articletitled, Prediction of Laminate Stiffness Reduction by Regression Equations for Damage Variables Obtained From the Stress-Based Variational Model
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Topics: Damage, Fracture (Materials), Laminates, Stiffness, Stress, Fibers
Proceedings Papers

The Law of Crack Growth Life Under Load Controlled Creep-Fatigue Conditions for W-Added 12% Cr Steel

Yoshiko Nagumo, A. Toshimitsu Yokobori, Jr., Takahiro Fukuda, Yoshiki Takahashi, Ryuji Sugiura
Proc. ASME. PVP2016, Volume 6A: Materials and Fabrication, V06AT06A060, July 17–21, 2016
Publisher: American Society of Mechanical Engineers
Paper No: PVP2016-63484
https://doi.org/10.1115/PVP2016-63484
View Paper titled, The Law of Crack Growth Life Under Load Controlled Creep-Fatigue Conditions for W-Added 12% Cr Steel
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Topics: Creep, Fatigue, Fracture (Materials), Steel, Stress, Specialty steels, Cycles, Equilibrium (Physics), Rotors, Temperature
Proceedings Papers

Effect of Material Microstructure on Creep Damage Formation Behavior for Ni-Base Directionally Solidified Superalloy

Go Ozeki, Ryuji Sugiura, A. Toshimitsu Yokobori, Jr., Yoshiko Nagumo, Hiroaki Takeuchi, Takashi Matsuzaki
Proc. ASME. PVP2013, Volume 6A: Materials and Fabrication, V06AT06A037, July 14–18, 2013
Publisher: American Society of Mechanical Engineers
Paper No: PVP2013-97808
https://doi.org/10.1115/PVP2013-97808
View Paper titled, Effect of Material Microstructure on Creep Damage Formation Behavior for Ni-Base Directionally Solidified Superalloy
Open the PDF for Effect of Material Microstructure on Creep Damage Formation Behavior for Ni-Base Directionally Solidified Superalloy in another window
Topics: Creep, Damage, Superalloys, Fracture (Materials), Electron backscatter diffraction, Blades, Finite element analysis, Gas turbines