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Analysing the Grain size and asymmetry of the particle distribution using auto-correlation technique
Extracting the grain size from the microscopic images is a rigorous task involving much human expertise and manual effort. While calculating the...
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Study of the Effect of Radiation Exposure on Grain Size and Mechanical Properties of Thin-Film Aluminum
AbstractFor the first time, an experimental dependence of the grain size and mechanical properties of a thin-film aluminum material on the dose of...
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Grain size effect on electrical properties of dry friable sand
The current experiment is designed to look into the effect of pore size dispersion on the electrical properties of some friable sand samples at...
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Dependence of the Permittivity and of the Electrocaloric Effect on the Ferroelectric Ceramics Grain Size
AbstractWe consider the problem of determining the permittivity and the electrocaloric effect in the model of a ferroelectric ceramics grain. We...
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Refinement Mechanism and Influence of Grain Size in Sintered Nd-Fe-B
With the development of science and technology, the demand for high-performance sintered Nd-Fe-B magnets has increased dramatically. Since the grain...
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Simultaneous effect of grain size and indenter dimension on the dislocation nucleation and growth in nanoindentation and nanoscratch processes
Molecular dynamics simulations are employed to study dislocation movement and wear response of nanocrystalline nickel (Ni). To explore the...
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Improve energy storage performance by tweaking grain size and widening the energy bandgap in modified BaTiO3 ceramics
The Ba 0.92 (La 0.50 Li 0.50 ) 0.08 TiO 3 (BLLT0.08) ceramics have been synthesized using both microwave sintering (MWS) and conventional sintering. Our study...
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Phonon thermal transport in bilayer polycrystalline graphene nanoribbons: effects of interlayer interaction, grain size, and vacancy defects
In this paper, molecular dynamics simulations have been employed to investigate the phonon thermal transport in bilayer polycrystalline graphene...
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Heterogeneous Reactivity Effect Analysis of Pu Spots Considering Grain Size Distribution Based on MOC
In the process of Mixed Oxide (MOX) fuel fabrication, plutonium grains, called plutonium spots (Pu spots), occur in MOX fuel because uranium and...
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Effect of Grain Size and Temperature on Scalar Dislocation Density and Curvature–Torsion of the Crystal Lattice in Copper–Manganese Alloys during Plastic Deformation
AbstractThe dependences of the flow stress at different temperatures of homogeneous solid solutions based on Cu–Mn alloys with an fcc crystal lattice...
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The Effect of Grain Size on the Structure and Phase Composition of VТ1-0 Alloy Implanted with Aluminum Ions
AbstractThe structural and phase state of the surface layers of technically pure titanium (VT1-0 alloy) implanted with aluminum ions in three states...
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Stable and unstable capillary fingering in porous media with a gradient in grain size
Multiphase flows in complex porous networks occur in many natural processes and engineering applications. We present an analytical, experimental and...
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Continuum Models of Grain Growth
Many solid materials consist of small crystallites called grains, which are domains of the same phase with different spatial orientations of their...
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Grain Boundary Mechanics -- New Approaches to Microstructure Control
The reaction of grain boundaries to mechanical stresses is reviewed. Results of in-situ experiments on planar, symmetrical tilt grain boundaries with...
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Influence of the Grain Size of ZrO2(Y2O3) Ceramics on the Hardness, Fracture Toughness and Formation of a Transformation-Deformation Relief in the Indentation Zone
The hardness and fracture toughness of ZrO 2 – 5.5 wt.% Y 2 O 3 ceramics with a grain size of 0.2, 0.5, 0.9, and 1.55 μm are determined by indentation...
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Dislocation and Grain Size Roles in Physical Mesomechanics
AbstractAn update of research interests is given here on: (i) a historical description of the influence of polycrystal grain size on metal strength...
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Correlation between the structure, grain size distribution and radiation shielding peculiarities of YBCO ceramics prepared by two different milling methods
This search addresses the influence of different planetary ball grinding (PBM) parameters on the physical properties and radiation shielding...
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Small-strain shear modulus (Gmax) and microscopic pore structure of calcareous sand with different grain size distributions
The maximum shear modulus ( G max ) is a key material characteristic that is incorporated in advanced soil constitutive models. Numerous experimental...
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Coarse-Grain Modelling Strategies
In this chapter, the computational coarse-grain modelling strategies are discussed. Besides, different coarse-grained models (CGMs) will be described.
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Grain Refinement of the HAZ Metal due to Welding
AbstractThe size distribution of former austenite grains in the metal of the heat-affected zone (HAZ) of a welded joint made of 15Kh2NMFAA steel is...
