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Fatigue crack propagation modes: plastic deformation mode and damage accumulation mode
To define the fatigue crack propagation mode for the prediction and classification of the experimental results based on its evolution mechanism,...
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Design and preparation of an ultra-high temperature ceramic by in-situ introduction of Zr2[Al(Si)]4C5 into ZrB2-SiC: Investigation on the mechanical properties and oxidation behavior
Novel ZrB 2 -matrix composites were designed and prepared by in-situ introducing SiC and Zr 2 [Al(Si)] 4 C 5 simultaneously for the first time. The obtained...
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Izod impact resistance of 3D printed discontinuous fibrous composites with Bouligand structure
The Bouligand structure found in the dactyl club of mantis shrimps is known for its impact resistance. However, Bouligand-inspired reinforced...
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Deep learning model to predict fracture mechanisms of graphene
Understanding fracture is critical to the design of resilient nanomaterials. Molecular dynamics offers a way to study fracture at an atomistic level,...
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Failure of a Low-Carbon Steel Pressure Vessel From Caustic Embrittlement by Potassium Hydroxide
A large pressure vessel that had been in service as a hydrogen sulfide (H2S) absorber developed cracks and began leaking at a nozzle. The vessel...
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Integrated Fabrication of Cf/Al Composite and Joining with TC4 via Liquid-Solid Infiltration Extrusion: Microstructure Evolution and Fracture Behavior
Efficiently joining TC4 and carbon fiber-reinforced aluminum matrix (C f /Al) composite greatly expands the applications of composite in the aerospace...
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Mechanical Properties of Boron Carbide/Reduced-graphene-oxide Composites Ceramics
Reduced graphene oxide (rGO) enhanced B 4 C ceramics was prepared by SPS sintering, the enhancement effect of rGO on the microstructure and mechanical...
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Effect of Multiwalled Carbon Nanotubes on Improvement of Fracture Toughness of Spark-Plasma-Sintered Yttria-Stabilized Zirconia Nanocomposites
Highly dense yttria-stabilized zirconia (YSZ) nano-ceramics reinforced with TC-CVD-synthesized multiwall carbon nanotubes (MWCNTs) were fabricated...
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Mechanisms of the Fatigue Failure of Band Amorphous Metal Alloys in Tensile and Bending Tests
The features of the fatigue failure of amorphous ribbon alloys during tensile and bending tests are considered. The mechanisms of fatigue failure...
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An in-depth investigation of critical stretch based failure criterion in ordinary state-based peridynamics
This study presents an in-depth investigation of the critical stretch based failure criterion in ordinary state-based peridynamics for both static...
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Prediction of fracture toughness and crack propagation of graphene via coupling of boundary element and nonlinear beam element
A new approach of multi-scale simulation via coupling of boundary element and finite element is proposed to predict fracture toughness and crack...
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Development of Phase-Field Modeling in Materials Science in China: A Review
Phase-field method, as a powerful and popular approach to predict the mesoscale microstructure evolution in various materials science, provides a...
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Analysis of Cracks in Solution-Treated AISI 17-4PH Stainless Steel Observed During Machining of Aerospace Component
17-4 PH stainless steels are extensively used in aerospace applications due to their high strength, corrosion resistance, and precipitation hardening...
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Effect of Microstructure on High Cycle Fatigue and Fatigue Crack Propagation Behaviors of β-Annealed Ti–6Al–4V Alloy
AbstractHigh cycle fatigue (HCF) and fatigue crack propagation (FCP) behaviors of β-annealed Ti64 alloys having a microstructure of either α colonies...
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Fatigue Fracture of Aircraft Engine Compressor Disks
Several compressor disks in military fighter and trainer aircraft gas turbine engines cracked prematurely in the bolt hole regions. The disks were...
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Weibull statistical analysis of fracture behavior and Vicker’s hardness of yttria ceramics sintered at various temperatures
This study systematically investigated the microstructural evolution of hot-pressed sintered Yttria ceramics by varying the sintering temperature....
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Modeling Fracture in Straight Fiber and Tow-Steered Fiber Laminated Composites—A Phase Field Approach
The phase field approach for simulating fracture has gained significant attention in recent years due to the following salient features: (1) the...
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Modeling and Simulation of Failure in Fiber-Reinforced Polymer Composites
This chapter provides an overview of widely used computational approaches to fracture and their application in the failure modeling and simulation of...
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Failure Analysis of the Various Sides of a Second-Stage Gas Turbine Nozzle Made of FSX-414 Cobalt-Based Alloy
Second-stage gas turbine nozzles are an important part of the gas turbine due to their performance in hot temperature conditions. In this...
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Modeling and Simulation of Failure in Fiber-Reinforced Polymer Composites
This chapter provides an overview of widely used computational approaches to fracture and their application in the failure modeling and simulation of...