28,667 Result(s)
within
Materials Science
Characterization and Evaluation of Materials
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Chapter
Summary
The monograph systematizes the results of a study of supercooling during the crystallization of one- and two-component melts. It is shown that the physical cause of supercooling is the presence in the system o...
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Chapter and Conference Paper
Modal Verification and Thermal-Fluid-Structure Coupled Analysis of Centrifugal Impeller
The topic of this article is to investigate mechanical behaviors and dynamic characteristics under working conditions. The verification of finite element model (FEM) performed by experimental modal analysis (E...
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Chapter and Conference Paper
A Data Processing Approach for Kolsky Bar Experiments on Metallic Samples
The split Hopkinson pressure bar (Kolsky bar) is an experimental tool that has been used to characterize materials at intermediate to high strain rates since 1949. Since the genesis of this method, several inv...
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Chapter and Conference Paper
Practical Considerations for High-Speed DIC
Digital image correlation (DIC) is an imaging technique that enables full-field measurements of a material motion and deformation (displacement, velocity, strain, and strain rate). Advances in high-speed (HS) ...
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Chapter and Conference Paper
High Strain Rate Tests by a 90 m Long Tension-Torsion Hopkinson Bar
This work describes the design, construction, and first experimental results of an innovative device of the Hopkinson bar type with a length of 90 m for performing high strain rate tests on metals in a combine...
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Chapter and Conference Paper
Dynamic Behavior of Curved Aluminum Structures Subjected to Underwater Explosions
This research arises from the concern of damage to submersible marine structures such as underwater vehicles and pipelines and the need to understand dynamic failure. This work focuses on analyzing the dynamic...
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Chapter and Conference Paper
Characterization of Shale Structure Subjected to Two Different Loading Rate Conditions
Hydraulic fracturing is an important technique to produce oil and gas through the stimulation of unconventional hydrocarbon reservoirs, typically shale deposits. Quantifying elastic properties of bi-modulus sh...
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Chapter and Conference Paper
Moderate-Velocity Response of Polyurea Elastomeric Foams
The suitability of cellular solids for a specific energy absorption application, whether packaging or sports gear padding, depends on their dynamic mechanical behaviors under impact loadings. The latter is imp...
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Chapter and Conference Paper
Nose Shape Effects from Projectile Impact and Deep Penetration in Dry Sand
The goal of this study was to demonstrate the role of nose shape on the embedment phase of long rod projectiles penetrating densely packed sand targets. Conical nose projectiles having various apex angles were...
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Chapter
Introduction to Surface Topography
This chapter introduces the field of surface topography measurement. The basic concepts of surface topography measurement and characterisation are discussed, including a short historical overview. The differen...
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Chapter and Conference Paper
Investigation and Characterization of Dynamic Energy Absorbed by Shale Materials
This work investigates the dynamic energy absorbed by a shale material, which is generally classified as transversely isotropic, as a function of bedding orientations using experimental and analytical analysis...
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Chapter
The Relationship Between Friction and the Areal Texture of Aggregate Particles Used in the Road Surface Course
Adequate road surface friction is essential for the prevention of skidding accidents. In order to maintain a safe and serviceable road network, many countries routinely monitor friction by direct measurement w...
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Chapter
Introduction
In this chapter, the application background of the ceramic-matrix composites in aerospace was introduced at first. The damage and failure behavior of CMCs at elevated temperatures, including, the damage behavi...
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Chapter
Symmetry in Two Dimensions
Here we simplify matters by considering only patterns in two dimensions, in which case there are just four planar systems, five lattice types, and 17 plane groups.
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Chapter
Micromechanics Proportional Limit Stress of Ceramic-Matrix Composites Under Monotonic Tensile Loading at Elevated Temperatures
Under tensile loading at elevated temperature, the proportional limit stress (PLS) of SiC/SiC ceramic-matrix composites (CMCs) was investigated using the micromechanical approach. The energy balance approach w...
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Chapter
Micromechanics Mechanical Hysteresis of Ceramic-Matrix Composites Under Cyclic Fatigue at Elevated Temperature
In this chapter, the mechanical hysteresis and damage evolution in C/SiC ceramic-matrix composites (CMCs) under cyclic fatigue loading at elevated temperatures were investigated. The micromechanical fatigue hy...
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Chapter
Micromechanics Lifetime of Ceramic-Matrix Composites Under Cyclic Fatigue Loading at Elevated Temperatures
In this chapter, the lifetime of C/SiC and SiC/SiC ceramic-matrix composites (CMCs) under cyclic fatigue loading at 1300 °C in vacuum, inert, air, and steam atmospheres was investigated. The damage development...
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Chapter and Conference Paper
Dynamic Fracture Characteristics of Cyanoacrylate Weakened Planes in Polycarbonate Material
Weakened plane fracture has been an interesting topic for understanding unconventional oil extraction. Thus, the dynamic fracture characteristics of weakened planes are studied experimentally to investigate th...
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Chapter and Conference Paper
Multiaxial Failure Stress Locus of a Polyamide Syntactic Foam at Low and High Strain Rates
The mechanical response of a polyamide syntactic foam under combined tension-torsion loading is measured experimentally at quasi-static (10−3 s−1) and high rates of strain (103 s−1). The dynamic experiments were ...
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Chapter and Conference Paper
High-Rate Ductile Fracture of Al 7075 Alloy at a Range of Stress Triaxialities
Engineering materials are intrinsically heterogeneous owing to their processing history. For heat-treatable lightweight aluminum alloys, e.g., 7XXX alloys, the fracture behavior is governed by the size and dis...
