Sharif Digital Repository

Analysis of singularities of a 3DOF parallel manipulator based on a novel geometrical method

Author

Pendar, H.

Pub. Year

2006

Subjects

Constrained plain method (CPM) / Constraint plane (CP) / Infinite constraint plane (ICP) / Parallel manipulator. / Computational geometry. / Constraint theory. / Matrix algebra. / Parallel processing systems. / Theorem proving. / Manipulators.

Electropolishing effect on corrosion resistance of electrodeposited nanocrystalline Ni-Mo alloy coatings in NaCl solution

Author

Roozbehani, B.

Pub. Year

2013

Subjects

Chemical compositions. / Deposition bath. / Electropolished. / Mild steel substrates. / NaCl solution. / Nanocrystallines. / Ni-Mo alloys. / X-ray energy dispersive spectroscopy. / Carbon steel. / Coatings. / Electrochemical impedance spectroscopy. / Electrolytic polishing. / Energy dispersive spectroscopy. / Nickel. / Scanning electron microscopy. / Substrates. / Thin films. / X ray diffraction. / Corrosion resistance.

Microwave-induced Cannizzaro reaction over neutral γ-alumina as a polymeric catalyst [electronic resource] / A. Pourjavadi, B. Soleimanzadeh, G. B. Marandi.

Author

Pourjavadi, A. (Ali).

Subjects

Polymeric catalyst. / γ-Alumina. / Solid support reaction. / Cannizzaro reaction. / Microwave irradiation.

SnCl4/SiO2: an efficient heterogeneous alternative for one-pot synthesis of β-acetamidoketones

Author

Mirjalili, B. B. F.

Pub. Year

2009

Subjects

β-acetamidoketones. / One-pot synthesis. / SnCl4/SiO2. / Tin chloride (SnCl4)

Turbulent flow in converging nozzles, part one: Boundary layer solution

Author

Maddahian, R.

Pub. Year

2011

Subjects

Analytical solution. / Boundary layer integral method. / Swirl intensity decay rate. / Analytical model. / Analytical solutions. / Axial velocity. / Boundary layer growth. / Boundary layer thickness. / Boundary-layer solution. / Conical nozzle. / converging nozzle. / Converging nozzles. / Decay rate. / Developed model. / Different cone angles. / Entrance region. / Experimental data. / Fourth-order. / Free vortices. / Governing equations. / Integral method. / Layer parameters. / Numerical simulation. / Predictor-corrector methods. / Robust procedures. / Shear rates. / Spherical coordinate systems. / Swirl intensity. / Turbulent swirling flows. / Velocity profiles. / Boundary layers. / Computer simulation. / Cooling systems. / Decay (organic) / Differential equations. / Mathematical models. / Nozzles. / Shear deformation. / Swirling flow. / Atmospheric thermodynamics.

Numerical investigation of steady density currents flowing down an incline using v2̄ - F turbulence model

Author

Khakzad, N.

Pub. Year

2007

Subjects

Approximation theory. / Concentration (process) / Flow rate. / Numerical methods. / Reynolds equation. / Strain. / Turbulence models. / Momentum equation. / Numerical modeling. / Transport equation. / Current density.

Numerical simulation of turbid-density current using v2̄ - f turbulence model

Author

Mehdizadeh, A.

Pub. Year

2005

Subjects

Coarse particles. / Density currents. / Reservoir sedimentation. / Turbulence model. / Computer simulation. / Current density. / Damping. / Mathematical models. / Reynolds number. / Turbidity. / Turbulence. / Velocity measurement. / Turbulent flow.

Analytical solution for creeping motion of a viscoelastic drop falling through a Newtonian fluid

Author

Vamerzani, B. Z.

Pub. Year

2014

Subjects

Creeping fluid. / Oldroyd-B model. / Perturbation solution. / Viscoelastic drop.

Theoretical and experimental study on the motion and shape of viscoelastic falling drops through Newtonian media

Author

Vamerzani, B. Z.

Publisher

Springer Verlag

Pub. Year

2016

Subjects

Drop shape and motion. / Experimental. / Theoretical. / Viscoelastic droplet.

Minimizing uplink delay in delay-sensitive 5G CRAN platforms

Author

Ataie, A.

Publisher

Institute of Electrical and Electronics Engineers Inc,

Pub. Year

2019

Subjects

5G Cloud Radio Access Network (CRAN) / Fronthaul capacity. / Markov Decision Process (MDP) / Pareto optimization. / Decision theory. / Economic and social effects. / Markov processes. / Mobile telecommunication systems. / Multiobjective optimization. / Pareto principle. / Perturbation techniques. / Power control. / Radio access networks. / Wireless networks. / G clouds. / Markov Decision Processes. / Perturbation theory. / 5G mobile communication systems.

Microwave-induced Cannizzaro reaction over neutral γ-alumina as a polymeric catalyst

Author

Pourjavadi, A.

Pub. Year

2002

Subjects

Cannizzaro reaction. / Microwave irradiation. / Polymeric catalyst. / Solid support reaction. / γ-Alumina.

Feedback bit reduction for antenna selection methods in wireless systems

Author

Shariatpanahi, P.

Pub. Year

2005

Subjects

Algorithms. / Antenna arrays. / Computer simulation. / Correlation methods. / Vector quantization. / Wireless telecommunication systems. / Antenna selection techniques. / Feedback channels. / MIMO algorithm. / Multiple Input Multiple Output (MIMO) / Feedback control.

A distributed locality-aware neighbor selection algorithm for P2P video streaming over wireless mesh networks

Author

Moayeri, F.

Pub. Year

2012

Subjects

Live video streaming. / Multi-hop wireless mesh networks. / Neighbor selection algorithm. / Overlay construction. / Peer to peer. / Peer-to-peer video streaming. / Prominent features. / Proposed architectures. / Algorithms. / Distributed computer systems. / Peer to peer networks. / Standards. / Video signal processing. / Wireless mesh networks (WMN) / MESH networking.

Weighted sparse signal decomposition

Author

Babaie Zadeh, M.

Publisher

IEEE,

Pub. Year

2012

Subjects

Compressive sampling. / Weighted compressive sampling. / Weighted sparse decomposition. / Prior information. / Sparse decomposition. / Sparse signals. / System of linear equations. / Linear systems. / Signal processing. / Atoms.

Effect of miscible nitrogen injection on instability, particle size distribution, and fractal structure of asphaltene aggregates

Author

Moradi, S.

Pub. Year

2012

Subjects

Fractal dimensions. / High pressure filtration. / High pressure microscopy. / Asphaltene aggregates. / Asphaltene aggregation. / Bimodal histograms. / Bubble point pressure. / Cluster aggregation. / Diffusion limited. / Fractal structures. / Gas injection. / Heavier crude. / High-pressure microscopies. / Natural depletion. / Nitrogen injection. / Aggregates. / Asphaltenes. / Bottom hole pressure. / Fractal dimension. / Nitrogen. / Particle size analysis. / Precipitation (chemical) / Agglomeration.

Analytical investigation of boundary layer growth and swirl intensity decay rate in a pipe

Author

Maddahian, R.

Pub. Year

2011

Subjects

Analytical solution. / Boundary layer integral method. / Swirl intensity decay rate. / Swirling flow. / Analytical investigations. / Analytical results. / Analytical solutions. / Boundary layer growth. / Decay rate. / Entrance region. / Experimental data. / Free vortices. / Governing equations. / Integral method. / Layer parameters. / Predictor-corrector methods. / Shear rates. / Swirl intensity. / Tangential velocities. / Turbulent swirling flows. / Vortex velocity. / Decay (organic) / Differential equations. / Pipe. / Pressure gradient. / Shear deformation. / Vehicular tunnels. / Vortex flow. / Boundary layers.

Capacity maximization in MIMO vehicular communication using a novel antenna selection algorithm

Author

Mousavi, H. S.

Pub. Year

2013

Subjects

MIMO. / Vehicle communication. / Antenna selection. / Antenna selection algorithms. / Capacity. / Line-of-sight. / Link capacities. / Multiple-input-multiple-output systems. / Vehicle communications. / Vehicular communications. / Algorithms. / Antenna arrays. / Communication. / MIMO systems. / Mobile computing. / Roads and streets. / Wireless telecommunication systems. / Vehicles.

Novel method for cancer cell apoptosis by localized UV light with gold nanostructures: A theoretical investigation

Author

Sasanpour, P.

Pub. Year

2010

Subjects

Cancer cell apoptosis. / Gold nanoparticles. / Light therapy. / Nonlinear FDTD. / Third order non linearity. / UV therapy. / Cell death. / Cell membranes. / Electric fields. / Finite difference time domain method. / Gold. / Harmonic generation. / Maxwell equations. / Nanoparticles. / Nonlinear analysis. / Nonlinear equations.

A portable culture chamber for studying the effects of hydrostatic pressure on cellular monolayers

Author

Kiyoumarsioskouei, A.

Publisher

SAGE Publications Ltd,

Pub. Year

2018

Subjects

Cell mechanotransduction. / Cell’s adhesion. / Blood pressure. / Cytology. / Endothelial cells. / Hydrostatic pressure. / Mammals. / Monolayers. / Ambient pressures. / Glomerular capillaries. / High blood pressures. / Human endothelial cells. / Mechanical stimulus. / Mechanotransduction. / Portable device. / Proof of principles. / Hydraulics.