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diffusion simulation models

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Series: ASM Technical Books
Publisher: ASM International
Published: 31 August 2023
DOI: 10.31399/asm.tb.mdsbktmse.t56070007
EISBN: 978-1-62708-451-2
... of liquids and gases. All examples employ a systematic problem-solving approach and include necessary input code. aluminum BCC iron copper graphene interatomic potential function LAMMPS code molecular dynamics numerical simulation self-diffusion silver sliding friction stacking fault energy...
Series: ASM Technical Books
Publisher: ASM International
Published: 31 August 2023
DOI: 10.31399/asm.tb.mdsbktmse.9781627084512
EISBN: 978-1-62708-451-2
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2019
DOI: 10.31399/asm.tb.mfadr7.t91110196
EISBN: 978-1-62708-247-1
... a single metallic line. Thermal Simulation Model To gain insight into the heating dynamics, a 3D finite element model of a 1µm x 0.5µm aluminum line embedded in silicon dioxide was studied. A schematic diagram of the modeled structure is shown in Figure 2 . The material properties of thin film Al...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 February 2005
DOI: 10.31399/asm.tb.chffa.t51040193
EISBN: 978-1-62708-300-3
... a variety of application examples. closed-die forging finite-element analysis impression-die forging microstructure process modeling 16.1 Introduction Development of finite-element (FE) process simulation in forging started in the late 1970s. At that time, automatic remeshing...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2012
DOI: 10.31399/asm.tb.smfpa.t53500133
EISBN: 978-1-62708-317-1
... developed by Behrens et al. ( Ref. 7.22 ) can be used for implicit simulation methods, which are more efficient for heat-transfer simulations that involve longer duration and small deformations. This model uses the Johnson-Mehl-Avrami equation for diffusion-controlled austenite transformation...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2015
DOI: 10.31399/asm.tb.cpi2.t55030082
EISBN: 978-1-62708-282-2
..., and percolation model of selective dissolution. dealloying corrosion ionization-redeposition surface diffusion volume diffusion percolation model DEALLOYING is a corrosion process in which one or more elements are selectively dissolved, leaving behind a porous residue of the remaining element(s...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.tb.tm.t52320259
EISBN: 978-1-62708-357-7
... of the parent phase, and transit to the lattice points on the side of the product phase ( Fig. 9.2a ). Because this pattern is analogous to the diffusion in a crystal, it is sometimes called “the diffusional type,” but “the thermally activated type” is used here to avoid confusion with the aforementioned...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2016
DOI: 10.31399/asm.tb.hpcspa.t54460067
EISBN: 978-1-62708-285-3
... Abstract The modeling and simulation activities in the field of high-pressure cold spray can be divided into two main parts: solid mechanics and fluid dynamics. This chapter focuses on these parts of modeling work in cold spray research. The discussion covers the objective, principal concepts...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2019
DOI: 10.31399/asm.tb.mfadr7.t91110652
EISBN: 978-1-62708-247-1
... simulation using a variety of models, namely the Human Body Model (HBM), the Charged Device Model (CDM) and the so-called Machine Model (MM), and then conducting electrical and physical failure analysis and comparing the results with documented analyses performed on customer field returns and factory...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 September 2023
DOI: 10.31399/asm.tb.stmflw.9781627084598
EISBN: 978-1-62708-459-8
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 2009
DOI: 10.31399/asm.tb.fdmht.t52060001
EISBN: 978-1-62708-343-0
... , Trans. , Vol 2 , April 1971 , p 1113 – 1127 10.1007/BF02664244 1.16 Coble R.L. , A Model for Boundary Diffusion Controlled Creep in Polycrystalline Materials , J. Appl . Phys. , Vol 34 , 1963 , p 1679 – 1682 10.1063/1.1702656 1.17 King R. Cahn R.W...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2020
DOI: 10.31399/asm.tb.bpapp.t59290139
EISBN: 978-1-62708-319-5
.... This chapter addresses the factors that control success, showing how process decisions depend on the powder and binder characteristics. Computer simulations are available to assist in designing optimal binder-removal cycles. However, large amounts of information are needed for these simulations. Accordingly...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 30 September 2023
DOI: 10.31399/asm.tb.stmflw.t59390019
EISBN: 978-1-62708-459-8
... a small window around the processing conditions investigated. The advent of finite element analysis for the simulation of manufacturing processes allows for incorporation of mathematical models of friction, as well as more sophisticated understanding of experiments used to characterize friction...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2017
DOI: 10.31399/asm.tb.sccmpe2.t55090191
EISBN: 978-1-62708-266-2
... model for radiation-induced segregation in dilute alloys. Recently, a more accurate model has been developed ( Ref 6.54 , 6.55 ) based on the kinetic theory of diffusion. The theoretical models include the formation, dissociation, and motion of solute-interstitial and solute-vacancy pairs. If atoms...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2000
DOI: 10.31399/asm.tb.aet.t68260029
EISBN: 978-1-62708-336-2
... are given in practical numerical form. Heat transfer mechanisms of extruded sections as they come out of the extrusion press were examined and a model was developed by Pham ( Ref 13 ) to simulate the temperature profile of the extruded sections on the run-out table. The model is based on the assumption...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2007
DOI: 10.31399/asm.tb.smnm.t52140071
EISBN: 978-1-62708-264-8
... of metal grain boundaries, so the shape and growth of the soap grains simulate metal grains very well. The soap grains provide an excellent model of the three-dimensional shape of metal grains. For example, there is a seven-sided soap grain contacting the glass surface at the lower right of Fig. 8.1...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2020
DOI: 10.31399/asm.tb.bpapp.t59290201
EISBN: 978-1-62708-319-5
..., and defects. Fig. 10.6 Comparison of measured tensile strength (square symbols) and surface-diffusion-predicted strength evolution (model) for 60 min sintering in hydrogen at various temperatures. Experimental data are scattered due to factors such as delta ferrite content and grain size effects...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2002
DOI: 10.31399/asm.tb.stg2.t61280287
EISBN: 978-1-62708-267-9
... protective coatings, including aluminide diffusion, overlay, and thermal barrier types, and how they perform in different environments based on their ability to tolerate strain. coatings corrosion resistance corrosion testing hot corrosion superalloys Overview Introduction Elevated...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2003
DOI: 10.31399/asm.tb.cfap.t69780295
EISBN: 978-1-62708-281-5
... are further determined by m = HL /(thermal diffusivity), where m is the dimensionless Biot number, H is a convective heat-transfer coefficient, and 2 L is the sample thickness. In an effort to simplify the model, the researcher neglected time-temperature effects on mechanical properties, volume...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2023
DOI: 10.31399/asm.tb.edfatr.9781627084628
EISBN: 978-1-62708-462-8