Results 101 to 110 of about 18,307 (136)

[Research on a muscle fatigue quantification based on an improved critical power model]. [PDF]

open access: yesSheng Wu Yi Xue Gong Cheng Xue Za Zhi
Wu X, Shang J, Niu X, Lin H, Du Y.
europepmc   +1 more source

[Effect of porous surface structure on fatigue strength of 3D printed zirconia]. [PDF]

open access: yesBeijing Da Xue Xue Bao Yi Xue Ban
Zhao J   +6 more
europepmc   +1 more source

[Epidemiological investigation of asthenopia and dry eye among visual display terminal workers]. [PDF]

open access: yesBeijing Da Xue Xue Bao Yi Xue Ban
Yang L, Jin X, Huang W, He L, Chen J.
europepmc   +1 more source

[Fatigue driving detection based on prefrontal electroencephalogram asymptotic hierarchical fusion network]. [PDF]

open access: yesSheng Wu Yi Xue Gong Cheng Xue Za Zhi
Sun J   +5 more
europepmc   +1 more source

疲劳裂纹尖端场的准静态二维位错密度模拟

open access: yes, 2016
裂纹尖端场的塑性行为在循环载荷作用下的演化规律与材料的疲劳行为密切相关。本文借助Bilby、Cottrell和Swinden的BCS模型,运用位错密度动力学(DDFD)方法,在细观尺度对晶体材料的疲劳裂纹尖端场进行准静态的二维位错密度模拟。在BCS模型和位错密度动力学方法中,视位错分布为细观点上的连续函数,称之为位错密度函数,根据位错滑移的Peierls-Nabarro力的不同来设置裂纹。所谓准静态是指:在循环加载的每个瞬时,位错密度的分布都处于平衡态。具体而言 ...
潘向南, 洪友士
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