Sharif Digital Repository

Parallelized numerical modeling of the interaction of a solid object with immiscible incompressible two-phase fluid flow

Author

Ghasemi, A.

Pub. Year

2017

Subjects

CFD. / Free surface. / Immersed boundary. / Application programming interfaces (API) / Computational fluid dynamics. / Computational methods. / Energy conversion. / Flow interactions. / Flow of fluids. / Navier Stokes equations. / Numerical methods. / Turbulent flow. / Viscous flow. / Water waves. / Wave energy conversion. / Wind power. / Wind turbines. / Design/methodology/approach. / Fluid solid interaction. / Free surfaces. / Immersed boundary. / Immersed boundary methods. / Level set. / Two-dimensional navier-stokes equations. / Two-step projection methods. / Two phase flow.

2D numerical simulation of density currents using the SPH projection method

Author

Ghasemi V., A.

Pub. Year

2013

Subjects

Density currents. / Direct numerical simulation. / Lock-exchange flows. / Smoothed particle hydrodynamics. / SPH projection method. / 2-D numerical simulation. / Accurate tracking. / Dense fluid. / Density variations. / Energy budgets. / Fluid environment. / Free surface modeling. / Gravity currents. / Grid-based methods. / Grid-based simulation. / Kelvin-helmholtz instabilities. / Projection method. / Schmidt numbers. / Spatial resolution. / SPH methods. / Computer simulation. / Energy dissipation. / Gravitation. / Gravity waves. / Hydrodynamics.

Analytical Solutions of Actin-Retrograde-Flow in a Circular Stationary Cell: A Mechanical Point of View

Author

Ghasemi, V., A.

Pub. Year

2014

Subjects

Actin network compression. / Actin retrograde flow. / Elastic ratchet and tethered filaments. / Lamellipodium. / Spread cells.

Theoretical modeling of actin-retrograde-flow passing clusters of confined T cell receptors

Author

Ghasemi V., A.

Publisher

Elsevier Inc,

Pub. Year

2017

Subjects

Actin polymerization machinery. / Actin retrograde flow. / Myosin motor proteins. / T cell activation. / Cell membranes. / Cell signaling. / Cells. / Chemical activation. / Cytology. / Flow velocity. / Friction. / Machinery. / Polymerization. / T-cells. / Actin polymerization. / Lamellipodium. / Lamellum. / Myosin motors. / Retrograde flow. / T cell activation. / Proteins. / Actin. / Myosin. / T lymphocyte receptor. / Lymphocyte antigen receptor. / Experimental study. / Numerical model. / Protein. / Theoretical study. / Algorithm. / Article. / Flow rate. / Friction. / Linear system. / Mathematical analysis. / Mathematical model. / Prediction. / Theoretical model. / Thickness. / Viscosity. / Actin filament. / Metabolism. / Physiology. / T lymphocyte. / Transport at the cellular level. / Actin Cytoskeleton. / Biological Transport. / Models, Theoretical. / Receptors, Antigen, T-Cell. / T-Lymphocytes.

Experimental study of fluid flow in horizontal and deviated wells during the artificial gas lift process

Author

Yazdani, B.

Publisher

University of Tehran,

Pub. Year

2023

Subjects

Gas Lift. / Optimal Flow Rate of Gas Injection. / PIPESIM. / Pressure Drop Fluctuations. / Wellhead Pressure.

An experimental investigation of nanoemulsion enhanced oil recovery: Use of unconsolidated porous systems

Author

Jalilian, M.

Publisher

Elsevier Ltd,

Pub. Year

2019

Subjects

ANOVA method. / Nanoemulsion. / Analysis of variance (ANOVA) / Design of experiments. / Emulsification. / Floods. / Gas industry. / Nanoparticles. / Oil well flooding. / Packed beds. / Porous materials. / Recovery. / Reservoirs (water) / Seawater. / Solvents. / Surface active agents. / Analysis of variance method. / Chemical EOR. / Experimental investigations. / Production performance. / Surfactant flooding. / Taguchi experimental design. / Taguchi technique. / Enhanced recovery.

A quantum mechanical approach towards the calculation of transition probabilities between DNA codons

Author

Ghasemi, F.

Publisher

Elsevier Ireland Ltd,

Pub. Year

2019

Subjects

Channel capacity. / Codon transitions. / DNA mutation. / Point mutation. / Quantum tunneling. / Amino acid. / Messenger RNA. / Nucleotide. / Genetic analysis. / Perturbation. / DNA structure. / Quantum mechanics. / Algorithm. / Animal. / Biological model. / Genetics. / Human. / Molecular evolution. / Animals. / Codon. / Evolution, Molecular. / Humans. / Models, Genetic. / Mutation. / Nucleotides. / Probability. / Quantum Theory. / DNA.

A new approach to study the Zeno effect for a macroscopic quantum system under frequent interactions with a harmonic environment

Author

Ghasemi, F.

Publisher

Nature Publishing Group,

Pub. Year

2019

Subjects

Article. / Environmental parameters.

An investigation into the energy transfer efficiency of a two-pigment photosynthetic system using a macroscopic quantum model

Author

Ghasemi, F.

Publisher

Elsevier Ireland Ltd,

Pub. Year

2020

Subjects

Energy transfer efficiency. / Photosynthesis. / Quantum efficiency. / Energy efficiency. / High energy environment. / Numerical model. / Pigment. / Time dependent behavior. / Two-dimensional modeling. / Analytical parameters. / Article. / Energy transfer. / Equipment design. / Excitation. / Light harvesting system. / Mathematical analysis. / Oscillation. / Quantum mechanics.

Author Correction: Environment assisted quantum model for studying RNA-DNA-error correlation created due to the base tautomery (Scientific Reports, (2023), 13, 1, (10788), 10.1038/s41598-023-38019-7)

Author

Ghasemi, F.

Publisher

Nature Research,

Pub. Year

2023

Subjects

Environment assisted quantum model. / RNA-DNA-error correlation. / Tautomery.

Facile synthesis and simulation of MnO2 nanoflakes on vertically aligned carbon nanotubes, as a high-performance electrode for Li-ion battery and supercapacitor

Author

Abdollahi, A.

Publisher

Elsevier Ltd,

Pub. Year

2021

Subjects

Anodes. / Carbon nanotubes. / Electric discharges. / Ions. / Lithium-ion batteries. / Sodium sulfate. / Supercapacitor. / Yarn. / 'current. / Binder free. / Carbon nanotube electrodes. / Facile synthesis. / Flexible li-ion battery. / MnO$-2$. / MnO2 nano flake. / Nanoflakes. / Performance. / Vertically aligned carbon nanotube. / Manganese oxide.

Facile synthesis and simulation of MnO2 nanoflakes on vertically aligned carbon nanotubes, as a high-performance electrode for Li-ion battery and supercapacitor

Author

Abdollahi, A.

Publisher

Elsevier Ltd,

Pub. Year

2021

Subjects

Anodes. / Carbon nanotubes. / Electric discharges. / Ions. / Lithium-ion batteries. / Sodium sulfate. / Supercapacitor. / Yarn. / 'current. / Binder free. / Carbon nanotube electrodes. / Facile synthesis. / Flexible li-ion battery. / MnO$-2$. / MnO2 nano flake. / Nanoflakes. / Performance. / Vertically aligned carbon nanotube. / Manganese oxide.

A new design for inlet diffuser of automotive catalytic converter

Author

Saidi, M. H.

Pub. Year

2006

Subjects

Conversion efficiency. / Flow distribution. / Inlet diffusers. / Catalysts. / Durability. / Gas emissions. / Intake systems. / Laws and legislation. / Pollution control. / Catalytic converters.

Transesterification of waste cooking oil to biodiesel using KOH/γ-Al2O3 catalyst in a new two-impinging-jets reactor

Author

Ghasemi, M.

Pub. Year

2014

Subjects

Biodiesel. / Catalysts. / Methanol. / Oil shale. / Packed beds. / Reynolds number. / Transesterification. / Catalyst particles. / Complex trajectories. / Heterogeneous catalyst. / Mass transfer resistances. / Packed bed reactor. / Performance capability. / Reaction conditions. / Transesterification reaction. / Oils and fats.

Numerical investigation of the effects of geometric and seismic parameters on liquefaction-induced lateral spreading

Author

Ghasemi Fare, O.

Publisher

Elsevier Ltd,

Pub. Year

2016

Subjects

Excess pore water pressure. / Fully coupled dynamic analysis. / Lateral displacement. / Lateral spreading. / Critical current density (superconductivity) / Dynamic loads. / Excitons. / Pore pressure. / Pressure distribution. / Soils. / Water. / Excess pore water pressure ratios. / Fully-coupled. / Lateral displacements. / Maximum acceleration. / Numerical investigations. / Two-surface plasticity. / Soil liquefaction.

Modeling and statistical analysis of non-gaussian random fields with heavy-tailed distributions

Author

Ghasemi Nezhadhaghighi, M.

Pub. Year

2017

Subjects

Distribution functions. / Gaussian noise (electronic) / Probability density function. / Probability distributions. / Alternative solutions. / Analysis and characterization. / Correlation function. / Heavy-tailed distribution. / Non-gaussian randoms. / Random fluctuation. / Scaling properties. / Self similar properties. / Gaussian distribution.

Equipment failure rate in electric power distribution networks: An overview of concepts, estimation, and modeling methods

Author

Ghasemi, H.

Publisher

Elsevier Ltd,

Pub. Year

2023

Subjects

Asset management. / Degradation. / Equipment. / Failure rate. / Maintenance. / Power distribution network. / Reliability.

Interference alignment for the K-User MIMO interference channel

Author

Ghasemi, A.

Publisher

Institute of Electrical and Electronics Engineers Inc,

Pub. Year

2021

Subjects

Block codes. / Degrees of freedom (mechanics) / Integrated circuits. / Manganese. / Receiving antennas. / Signal interference. / Signal to noise ratio. / Timing circuits. / Transmissions. / Transmitters. / Trellis codes. / Code. / Degree of freedom. / Gaussian interference channels. / High SNR. / High-SNR channel. / Interference alignment. / Multiple input multiple output interference channels. / Multiple-input multiple-output communications. / Transmitting antenna. / Upper Bound. / MIMO systems.

Interference alignment for the k-user MIMO interference channel

Author

Ghasemi, A.

Publisher

Institute of Electrical and Electronics Engineers Inc,

Pub. Year

2022

Subjects

Degrees of freedom. / High-SNR channels. / Interference channels. / MIMO. / Wireless networks. / Block codes. / Degrees of freedom (mechanics) / Integrated circuits. / Manganese. / Receiving antennas. / Signal interference. / Signal to noise ratio. / Timing circuits. / Transmissions. / Transmitters. / Trellis codes. / Code. / Degree of freedom. / Gaussian interference channels. / High SNR. / High-SNR channel. / Interference alignment. / Multiple input multiple output interference channels. / Multiple-input multiple-output communications. / Transmitting antenna. / Upper Bound. / MIMO systems.

Entanglement entropy in long-range harmonic oscillators

Author

Ghasemi Nezhadhaghighi, M.

Pub. Year

2012