Web17 Aug 2024 · Figure 9 shows a rigid sphere with a radius R that moves at a speed V and retracts the deformable half space by a depth δ. ... Lee, A.; Komvopoulos, K. Dynamic spherical indentation of strain hardening materials with and without strain rate dependent deformation behavior. Mech. Mater. 2024, 133, 128–137. WebFigure 1 shows the calculated spherical indentation data from a macroscopic stress–strain curve as a function of the representative strain. In the modelling, the uniaxial stress …
Spherical indentation of soft matter beyond the Hertzian regime ...
Web28 May 2016 · The indentation stress follows a relation where stress (indentation) is equal to LOAD (P) divided by pi multiplied by square of contact radius. (P/ pi a*a) where "a" is the … WebStudy of mechanical deformation of Zr55Cu30Al10Ni5 bulk metallic glass through instrumented indentation Materials Science and Engineering: A 2011 Investigation on indentation and simulation techniques due to study on mechanical properties of unique materials (e.g. bulk metallic glass) that cannot be characterized by usual mechanical tests this site is unsafe internet explorer
[PDF] Indentation of a rigid sphere into an elastic substrate with ...
WebA new analytical (non-linear) model for the impact of a solid sphere on a fluid-filled spherical shell is developed by including the stress wave propagation effect in addition to the Hertzian... WebIn this paper, a quadratic boundary element formulation for prediction of hardness of dentin from punch-nano-indentation test is presented. BE contact formulation is given. The initial strain formulation and von Mises yield criteria are employed to ... WebThe relation between indentation force (displacement) and contact radius is found to depend on a single dimensionless parameter: ω=σ(μR) −2/3 ((9π/4)W ad) −1/3, where σ … this site was opened in a new browser window