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Article
Unified plastic limit analysis of the cap periphery formation in orbital drilling of titanium alloy
The cap geometry and formation mechanism play a key role in influencing the hole-making quality on the bore exit side and must be the focus of research in orbital drilling of aeronautical metal materials. For ...
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Article
Atomic-scale frictional behavior of nickel-based single-crystal alloys under different modulation cycles
In order to systematically study the effect of different modulation periods on the friction and wear behavior of nickel-based single-crystal superalloy materials during micromotion wear, molecular dynamics met...
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Article
Study on atomic-scale deformation mechanism based on nanoindentation of duplex full lamellar TiAl alloys with different orientation relationships
The effect of the orientation relationship between γ and α2 phases on the mechanical properties and microstructural evolution in duplex full lamellar TiAl alloys is investigated by the nanoindentation technique u...
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Article
Molecular dynamics study of the γ/γʹ interface influencing the nano-deformation of nickel-based single crystal alloys during nanoindentation process
To investigate the effect of γ/γʹ interface on the nano-deformation of the workpiece during nanoindentation of nickel-based single crystal alloys, a two-phase model of γ phase doped with Cr and Co elements was...
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Article
Effect of pores on microscopic wear properties and deformation behavior of Ni-Cr alloy coating
Molecular dynamics (MD) was carried out to simulate the friction behavior of Ni-Cr alloy coating containing pores. The mechanical properties, displacement, abrasion depth, and defect change patterns of the coa...
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Article
Atomic-scale study of the nano-cutting deformation mechanism of nickel-based single crystal superalloy containing Cr, Co, and γ/γ´
To study the cutting micromechanics of nickel-based single crystal superalloy containing γ/γ´ two-phase structures and strengthening elements, a molecular dynamics method was used to establish a cutting model ...
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Article
Molecular dynamics study on the nanoscale repeated friction and wear mechanisms of TiC/Ni composites
In this study, the molecular dynamics method was used to simulate the process of repeated friction of TiC/Ni composites under a hard diamond grinding ball and the mechanical properties of abrasion depth and mo...
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Article
Molecular dynamics simulation of chip formation mechanism in single-crystal nickel nanomachining
Nanometric machining simulations of single-crystal nickel were performed using molecular dynamics. The atomic displacement vector method was applied to study the relationship between defect displacement vector...
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Article
Erratum to: Modeling and experimental study on breakdown voltage (BV) in low speed wire electrical discharge machining (LS-WEDM) of Ti-6Al-4V
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Article
Modeling and experimental study on breakdown voltage (BV) in low speed wire electrical discharge machining (LS-WEDM) of Ti-6Al-4V
In this study, the breakdown voltage behavior in low speed wire electrical discharge machining (LS-WEDM) of Ti-6Al-4V (TC4) in the deionized water is investigated. Firstly, the electric field distortion caused...
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Article
Study on surface quality and subsurface recrystallization of nickel-based single-crystal superalloy in micro-grinding
Nickel-based single-crystal superalloy is a typical kind of difficult-to-machine material, which has no grain boundary and has excellent high temperature mechanical properties, making it the best choice for th...
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Article
Research on the nanometric machining of a single crystal nickel via molecular dynamics simulation
Molecular dynamics simulations are employed to study the nanometric machining process of single crystal nickel. Atoms from different machining zones had different atomic crystal structures owing to the differe...
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Article
Modelling and optimisation of surface roughness from microgrinding of nickel-based single crystal superalloy using the response surface methodology and genetic algorithm
Microgrinding is an important method for machining microparts and structures and has received intense focus in the micro-manufacturing field. First, this paper establishes a mathematical model of the maximum u...
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Article
Molecular dynamics simulation of single crystal Nickel nanometric machining
Molecular dynamics simulation is carried out to study the nanometric machining of single crystal Nickel (Ni). Through an investigation of atomic displacement and the variation of cutting force, it is found tha...
