English
Related papers

Related papers: A Study on the Fracturing Behavior of Thermoset Po…

200 papers

This work proposes an investigation of the fracturing behavior of polymer nanocomposites. Towards this end, the study leverages the analysis of a large bulk of fracture tests from the literature with the goal of critically investigating the…

Applied Physics · Physics 2018-09-05 Yao Qiao , Marco Salviato

This work proposes an investigation on the scaling of the structural strength of polymer/graphene nanocomposites. To this end, fracture tests on geometrically scaled Single Edge Notch Bending (SENB) specimens with varying contents of…

Materials Science · Physics 2018-10-10 Cory Hage Mefford , Yao Qiao , Marco Salviato

This work investigates the mode I and II interlaminar fracturing behavior of laminated composites and the related size effects. Fracture tests on geometrically scaled Double Cantilever Beam (DCB) and End Notch Flexure (ENF) specimens were…

Materials Science · Physics 2019-07-24 Marco Salviato , Kedar Kirane , Zdeněk P. Bažant , Gianluca Cusatis

This study investigated, experimentally and numerically, the fracturing behavior of thermoset polymer structures featuring cracks and sharp u-notches. It is shown that, even for cases in which the sharpness of the notch would suggest…

Soft Condensed Matter · Physics 2018-12-17 Yao Qiao , Marco Salviato

This work investigated how the structure size affects the quasi-static and fatigue behaviors of graphene polymer nanocomposites, a topic that has been often overlooked. The results showed that both quasi-static and fatigue failure of these…

Applied Physics · Physics 2023-03-13 Yao Qiao , Kaiwen Guo , Marco Salviato

This study investigates the mode I intra-laminar fracture and size effect in Discontinuous Fiber Composites (DFCs). Towards this goal, the results of fracture tests on geometrically-scaled Single Edge Notch Tension (SENT) specimens are…

Applied Physics · Physics 2018-12-27 Seunghyun Ko , Jinkyu Yang , Mark E. Tuttle , Marco Salviato

Polymer composite materials are widely used for their exceptional mechanical properties, notably their ability to resist large deformations. Here we examine the failure stress and strain of rubbers reinforced by varying amounts of…

In this study, we investigate experimentally and numerically the mode I intra-laminar fracture and size effect of Discontinuous Fiber Composites (DFCs) as a function of the structure thicknesses. By testing geometrically-scaled Single Edge…

Applied Physics · Physics 2019-03-27 Seunghyun Ko , James Davey , Sam Douglass , Jinkyu Yang , Mark E. Tuttle , Marco Salviato

Proximal humerus impacted fractures are of clinical concern in the elderly population. Prediction of such fractures by CT-based finite element methods encounters several major obstacles such as heterogeneous mechanical properties and…

Numerical Analysis · Mathematics 2023-12-05 L. Hug , G. Dahan , S. Kollmannsberger , E. Rank , Z. Yosibash

On the basis of energy conservation law an without utilizing Linear Fracture Mechanics (LFM) postulates the equation of a real-structure material elastic-plastic fracture has been derived. With the help of this equation the force and energy…

Materials Science · Physics 2013-06-13 Leonid S. Kremnev

Piezoresponse force microscopy (PFM) has been widely used for nanoscale analysis of piezoelectric properties and ferroelectric domains. Although PFM is useful because of its simple and nondestructive features, PFM measurements can be…

Applied Physics · Physics 2023-05-09 Jaegyu Kim , Seongwoo Cho , Jiwon Yeom , Seongmun Eom , Seungbum Hong

Understanding failure in nanomaterials is critical for the design of reliable structural materials and small-scale devices that have components or microstructural elements at the nanometer length scale. No consensus exists on the effect of…

Materials Science · Physics 2013-07-12 X. Wendy Gu , Zhaoxuan Wu , Yong-Wei Zhang , David J. Srolovitz , Julia R. Greer

This study evaluates four widely used fracture simulation methods, comparing their computational expenses and implementation complexities within the Finite Element (FE) framework when employed on heterogeneous solids. Fracture methods…

Computational Engineering, Finance, and Science · Computer Science 2024-11-19 Rasoul Najafi Koopas , Shahed Rezaei , Natalie Rauter , Richard Ostwald , Rolf Lammering

We present a finite element modelling approach for unidirectional Fused Filament Fabrication (FFF)-printed specimens under tensile loading. In this study, the focus is on the fracture behaviour, the goal is to simulate the mechanical…

Computational Physics · Physics 2025-02-28 Simon Seibel , Josef Kiendl

This paper presents fracture response of alkali-activated slag (AAS) mortars with up to 30% (by volume) of slag being replaced by waste iron powder which contains a significant fraction of elongated particles. The elongated iron particles…

Materials Science · Physics 2019-01-07 Sumeru Nayak , Ahmet Kizilkanat , Narayanan Neithalath , Sumanta Das

Design of large composite structures requires understanding the scaling of their mechanical properties, an aspect often overlooked in the literature on composites. This contribution analyzes, experimentally and numerically, the…

Materials Science · Physics 2016-05-23 Marco Salviato , Kedar Kirane , Shiva Esna Ashari , Zdenek Bazant , Gianluca Cusatis

The crazing behavior of polymer nanocomposites formed by blending polymer grafted nanoparticles with an entangled polymer melt is studied by molecular dynamics simulations. We focus on the three key differences in the crazing behavior of a…

Soft Condensed Matter · Physics 2016-10-04 Dong Meng , Sanat K. Kumar , Ting Ge , Mark O. Robbins , Gary S. Grest

This work presents a comprehensive investigation of the elastic and fracture behavior of ply-to-ply angle interlock three-dimensional woven composites. The research investigated novel splitting and wedge-driven out-of-plane fracture tests…

Materials Science · Physics 2020-12-14 Weixin Li , Yao Qiao , Joel Fenner , Kyle Warren , Marco Salviato , Zdenek P. Bazant , Gianluca Cusatis

Elastomeric materials display a complicated set of stretchability and fracture properties that strongly depend on the flaw size, which has long been of interest to engineers and materials scientists. Here, we combine experiments and…

Soft Condensed Matter · Physics 2024-09-12 Jaehee Lee , Jeongun Lee , Seounghee Yun , Sanha Kim , Howon Lee , Shawn A. Chester , Hansohl Cho

The fracture of carbon nanotubes is studied by atomistic simulations. The fracture behavior is found to be almost independent of the separation energy and to depend primarily on the inflection point in the interatomic potential. The rangle…

Atomic and Molecular Clusters · Physics 2009-11-07 T. Belytschko , S. P. Xiao , G. C. Schatz , R. Ruoff
‹ Prev 1 2 3 10 Next ›