Sharif Digital Repository

Optimum groove pressing die design to achieve desirable severely plastic deformed sheets

Author

Kazeminezhad, M.

Pub. Year

2010

Subjects

Constitutive model. / Die design. / FE analysis. / Cell walls. / Copper sheets. / Die design. / Dislocation densities. / Experimental data. / FE analysis. / Finite element codes. / Flow stress. / Groove pressing. / In-cell. / Internal state variables. / Large plastic deformation. / Mechanical response. / Modeling results. / Room temperature. / Severe plastic deformations. / SPD. / Uniform hardness. / Aluminum sheet. / Cell membranes. / Constitutive equations. / Constitutive models. / Design. / Dies. / Hardness. / Paper sheeting. / Plastic deformation. / Plastic sheets. / Strain rate. / Stresses. / Finite element method.

Modeling of induced empirical constitutive relations on materials with FCC, BCC, and HCP crystalline structures: Severe plastic deformation

Author

Kazeminezhad, M.

Pub. Year

2010

Subjects

ETMB model. / Commercial finite element codes. / Constitutive relations. / Empirical relations. / Severe plastic deformations. / Constitutive models. / Crystalline materials. / Plastic deformation. / Zirconium. / Crystal structure.

Coupling kinetic dislocation model and Monte Carlo algorithm for recrystallized microstructure modeling of severely deformed copper

Author

Kazeminezhad, M.

Pub. Year

2008

Subjects

Annealing. / Boolean functions. / Copper. / Equal channel angular pressing. / Forecasting. / Forming. / Grain size and shape. / Metal pressing. / Microstructure. / Monte Carlo methods. / Oxygen. / Pressing (forming) / Recrystallization (metallurgy) / Strain. / Strain rate. / Annealing temperature. / Annealing temperatures. / Deformed copper. / Dislocation densities. / Dislocation modeling. / Experimental data. / Flow field model. / Grain sizes. / Monte Carlo algorithms. / Oxygen-free high conductivity copper. / Rate distributions. / Recrystallized grains. / Recrystallized microstructures. / Stored energy. / Mathematical models.

Prediction of the mechanical properties of rods after cold forging and heat treatment

Author

Kazeminezhad, M.

Pub. Year

2013

Subjects

FEM. / Cold forging. / Hall Petch relationship. / Hardness values. / Hybrid algorithms. / Monte Carlo model. / Finite element method. / Forging. / Hardness. / Mechanical properties. / Monte Carlo methods. / Plastic flow. / Heat treatment.

Modeling of austenite to ferrite transformation

Author

Kazeminezhad, M.

Pub. Year

2012

Subjects

Kinetics. / Model. / Phase transformation. / Austenite-to-ferrite transformation. / Boundary migration. / Chemical free energy. / Cooling rates. / Ferrite grain size. / Q-state Potts model. / Strain-free. / Algorithms. / Austenite. / Enzyme kinetics. / Free energy. / Models. / Phase transitions. / Steel. / Ferrite.

Combination of the upper bound and potts models for simulation of microstructure in wire drawing and annealing processes

Author

Kazeminezhad, M.

Pub. Year

2009

Subjects

Annealing conditions. / Annealing processes. / Coarse grains. / Copper wires. / Die angles. / Drawing processes. / Drawn wires. / Grain size distributions. / Grain sizes. / Modeling results. / Potts models. / Reduction in areas. / Simulation. / Stored energies. / Stored energy distributions. / Upper bounds. / Annealing. / Copper. / Grain size and shape. / Microstructure. / Simulated annealing. / Wire. / Wire drawing.

Modeling nano-scale grain growth of intermetallics

Author

Kazeminezhad, M.

Pub. Year

2009

Subjects

Conventional materials. / Grain sizes. / Growth of intermetallics. / Monte Carlo. / Monte carlo simulations. / Nano-scale. / Nanostructured intermetallics. / Power laws. / Real time. / Simulation. / Time units. / Grain size and shape. / Heating. / Intermetallics. / Materials. / Monte Carlo methods. / Nanocrystalline materials. / Nanotechnology. / Palladium. / Zirconium. / Grain growth.

A comparison of low carbon steel and Al-Mg alloy sheets in quasi-static tearing collisions

Author

Kazeminezhad, M.

Pub. Year

2009

Subjects

Absorbed energies. / Aluminum alloy sheets. / Inclination angles. / Low carbon steels. / Mean values. / Mg alloy sheets. / Wedge angles. / Wedge tools. / Absorption. / Alloys. / Alumina. / Aluminum. / Aluminum alloys. / Aluminum metallurgy. / Aluminum sheet. / Carbon steel. / Energy absorption. / Light metals. / Magnesium printing plates. / Steel. / Superconducting wire. / Steel sheet.

Relationship between the stored energy and indentation hardness of copper after compression test: Models and measurements

Author

Kazeminezhad, M.

Pub. Year

2008

Subjects

Compression testing. / Copper. / Differential scanning calorimetry. / Indentation. / Mathematical models. / Vickers hardness testing. / Indentation hardness. / Energy storage.

Monte Carlo simulation of recrystallization with hardness input of cold worked metal

Author

Kazeminezhad, M.

Pub. Year

2008

Subjects

Annealing. / Compression testing. / Data compression. / Monte Carlo methods. / Microstructure. / Monte Carlo modelling. / Recrystallization. / Simulation. / Hardness.

A study on the computation of the redundant deformation factor in wire drawing of austenitic 304 stainless steel

Author

Kazeminezhad, M.

Pub. Year

2008

Subjects

Computation theory. / Deformation. / Finite element method. / Velocity. / Wire drawing. / Redundant deformation factors. / Spherical velocity fields. / Superposition methods. / Trapezoidal velocity. / Austenitic stainless steel.

Modeling the effect of redundant strain factor on the microstructure inhomogeneity of drawn and annealed wire

Author

Kazeminezhad, M.

Pub. Year

2007

Subjects

Annealing. / Grain size and shape. / Mathematical models. / Monte Carlo methods. / Strain control. / Wire drawing. / Annealing time. / Grain size distribution. / Microstructure inhomogeneity. / Redundant strain factor. / Microstructure.

Simulation the ultra-fine microstructure evolution during annealing of metal processed by ECAP

Author

Kazeminezhad, M.

Pub. Year

2008

Subjects

Annealing. / Copper. / Epitaxial growth. / Equal channel angular pressing (ECAP) / Evolutionary algorithms. / Forming. / Lithography. / Mathematical models. / Metal analysis. / Metal pressing. / Microstructure. / Morphology. / Nucleation. / Pressing (forming) / Simulated annealing. / Steel analysis. / Annealing temperature. / Experimental data. / Fine microstructure. / Grain sizes. / Microstructure evolutions. / Monte Carlo modelling. / Nucleation rates. / Pure copper. / Simulation results. / Microstructural evolution.

On the modeling of the static recrystallization considering the initial grain size effects

Author

Kazeminezhad, M.

Pub. Year

2008

Subjects

Dislocation-grain size interaction model. / Static recrystallization. / Computer simulation. / Copper. / Dislocations (crystals) / Grain size and shape. / Mathematical models. / Nucleation. / Recrystallization (metallurgy)

The effect of 3D and 2D deformations on flattened wires

Author

Kazeminezhad, M.

Pub. Year

2008

Subjects

Finite element method. / Friction. / Strain measurement. / Flattened wires. / Slab element method. / Strain fields. / Wire.

Deformation inhomogeneity in flattened copper wire

Author

Kazeminezhad, M.

Publisher

Elsevier Ltd,

Pub. Year

2007

Subjects

Deformation. / Friction. / Shear bands. / Strain. / Wire. / Finite and slab element method. / Flattened wire. / Inhomogeneity factor. / Copper. / Polynomials.

Applicability of the FSEM for analyzing wire flat rolling process

Author

Kazeminezhad, M.

Pub. Year

2006

Subjects

Electronic equipment. / Finite element method. / Metallography. / Metallurgy. / Microhardness. / Numerical analysis. / Piston rings. / Rolling. / Strain control. / Stress analysis. / Finite and slab element method (FSEM) / Macroscopic shear bands. / Stress (materials) / Vickers microhardness measurements. / Wire.

Calculation of the rolling pressure distribution and force in wire flat rolling process

Author

Kazeminezhad, M.

Pub. Year

2006

Subjects

Differential equations. / Pressure distribution. / Stresses. / Wire. / Neutral angle. / Rolling force. / Rolling pressure distribution. / Wire flat rolling. / Rolling.

A theoretical and experimental investigation on wire flat rolling process using deformation pattern

Author

Kazeminezhad, M.

Publisher

Elsevier Ltd,

Pub. Year

2005

Subjects

Materials science. / Plastic deformation. / Rolling. / Flat rolling process. / Height measurements. / Material properties. / Width. / Wire. / Deformation. / processing technique. / Research. / Rolling.