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Damage, Fracture, and Fatigue of Ceramic-Matrix Composites

Longbiao Li
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The article was published on 2018-08-27 and is currently open access. It has received 55 citations till now. The article focuses on the topics: Ceramic matrix composite & Fracture (geology).

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Citations
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In-situ tensile damage and fracture behavior of PIP SiC/SiC minicomposites at room temperature

TL;DR: In this paper, a micromechanical approach is developed to predict the stress-strain curves of SiC/SiC minicomposites for different damage stages.
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Time-dependent damage and fracture of fiber-reinforced ceramic-matrix composites at elevated temperatures

TL;DR: In this article, the time-dependent damage and fracture of fiber-reinforced ceramic-matrix composites (CMCs) are investigated considering fiber oxidation and fracture at an elevated temperature.
Journal ArticleDOI

A time-dependent tensile constitutive model for long-fiber-reinforced unidirectional ceramic-matrix minicomposites considering interface and fiber oxidation:

TL;DR: In this paper, a time-dependent tensile constitutive model of long-fiber-reinforced unidirectional ceramic-matrix minicomposites is developed considering the interface and fiber oxidation.
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Modeling matrix fracture in fiber-reinforced ceramic-matrix composites with different fiber preforms:

TL;DR: In this article, the stress-dependent matrix multiple fracture in silicon carbide fiber-reinforced ceramic-matrix composites with different fiber preforms is investigated, and the critical matrix strain is investigated.
Book

Time-Dependent Mechanical Behavior of Ceramic-Matrix Composites at Elevated Temperatures

Longbiao Li
TL;DR: In this article, the authors investigated the first matrix cracking stress of fiber-reinforced ceramic-matrix composites (CMCs) using the energy balance approach, where the shear-lag model combined with the interface oxidation model, fiber oxidation model and fiber failure model was adopted to analyze the microstress distributions in fiber-based CMCs.
References
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Matrix fracture in fiber-reinforced ceramics

TL;DR: In this paper, the critical conditions for the onset of widespread matrix cracking are studied analytically on the basis of fracture mechanics theory, and theoretical results are compared with experimental data for a SiC fiber, lithium-alumina-silicate glass matrix composite.
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Models of fiber debonding and pullout in brittle composites with friction

TL;DR: In this article, the debonding process of a fiber embedded in a brittle matrix is modeled as a mode 2 crack, where the elastic properties of the fiber are assumed to be transversely isotropic about the fiber axis.
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Failure Mechanisms in Ceramic‐Fiber/Ceramic‐Matrix Composites

TL;DR: In this paper, the authors used in situ observations during tensile and flexural loading to investigate the mechanisms of failure in a unidirectional Sic-fibe/glass-ceramic composite and showed that failure in tension occurs in several stages (similar to certain other brittle fiber composites): multiple matrix cracking, followed by fiber fracture and pullout.
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Fatigue of ceramic matrix composites

TL;DR: In this paper, a methodology is developed that enables fatigue life predictions to be made, based on a minimum number of experimental measurements, which relies on analysis of hysteresis loops.
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Progressive Transverse Cracking of Crossply Composite Laminates

TL;DR: In this paper, a simplified shear lag analysis using a progressive damage scheme is presented for crossply composite laminates under uniaxial tensile loading. Closed form solu tions for stress distributions, tran...