Research
30,752 papers- Elastic modulus of Dictyostelium is affected by mechanotransduction.Journal of biological physics · 2019
- Elastic modulus of hard tissues.Journal of biomechanics · 2012
- Elastic modulus of hydrogel regulates osteogenic differentiation via liquid-liquid phase separation of YAP.Journal of biomedical materials research. Part A · 2023
- Post-gel shrinkage, elastic modulus, and stress generated by orthodontic adhesives.The Angle orthodontist · 2020
- Acute brain slice elastic modulus decreases over time.Scientific reports · 2023
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- 剪断変形.jpg
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- shear modulus
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Article · 中文
弹性模量是指当有力施加於物体或物质时,其弹性变形(非永久变形)趋势的数学描述。物体的弹性模量定义为弹性变形区的应力-应变曲线的斜率: 其中λ是弹性模量,stress(应力)是引起受力区变形的力,strain(应变)是应力引起的变化与物体原始状态的比。应力的单位是帕斯卡,应变是没有单位的(无量纲的),那么λ的单位也是帕斯卡。 均质各向同性(固体)材料的(线性)弹性性质可以由4种弹性模量中的任意2种弹性模量完全描述清楚,如下表所示。 无粘性流体不能支撑剪切应力,因此剪切模量总为零,从而杨氏模量也总为零。
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