Sharif Digital Repository

Use of a novel initiator for synthesis of amino-end functionalized polystyrene (NH 2-PS) by atom transfer radical polymerization

Author

Pourjavadi, A.

Pub. Year

2012

Subjects

Amino-end polystyrene, novel initiator. / Atom transfer radical polymerization (ATRP) / Amino-terminated. / Degree of functionalization. / End groups. / End-functionalization. / Functionalized. / Polymer backbones. / Polymer chains. / Tri-n-butyltin. / Hydrogen. / Polymerization. / Polymers. / Polystyrenes. / Atom transfer radical polymerization.

Warranty servicing for discretely degrading items with non-zero repair time under renewing warranty

Author

Vahdani, H.

Pub. Year

2013

Subjects

Adomian decomposition. / Adomian decomposition method. / Analytic approximate solution. / Multi-state system. / Renewing free-replacement warranty. / Simulation. / Simulation-based optimizations. / Warranty servicing costs. / Cost benefit analysis. / Maintenance. / Repair.

Optimal resilience-oriented microgrid formation considering failure probability of distribution feeders

Author

Jahromi, S. N.

Publisher

Elsevier Ltd,

Pub. Year

2022

Subjects

Distribution system. / Failure probability. / Disasters. / Economic and social effects. / Electric load flow. / Feeding. / Flow graphs. / Heuristic algorithms. / Heuristic methods. / Microgrids. / Outages. / Probability distributions. / Systems engineering. / Critical load. / Distribution feeders. / Distribution systems. / Microgrid. / Natural disasters. / Optimal resilience. / Optimization framework. / Resiliency. / Trade off. / Optimization.

Investigating dynamic response of a buried pipeline in sandy soil layer by 1G shaking table test

Author

Jafarzadeh, F.

Pub. Year

2010

Subjects

Buried pipe. / Laminar shear box. / Sand. / Shaking table test. / Strain.

An efficient mixed-integer linear formulation for long-term overhead lines maintenance scheduling in power distribution systems

Author

Abiri Jahromi, A.

Pub. Year

2009

Subjects

Asset managers. / Computational savings. / Distribution networks. / Electrical equipment. / Failure rate. / Linear formulation. / Long term. / Maintenance optimization. / Maintenance scenario. / Maintenance schedules. / Maintenance scheduling. / Mixed-integer linear programming. / Power distribution system. / Reliability constraints. / Risk factors. / Risk strategies. / Test systems. / Time-dependent deterioration. / Asset management. / Distributed parameter networks. / Dynamic programming. / Electric load distribution. / Linear programming. / Linearization. / Maintainability. / Optimization. / Overhead lines. / Risk analysis. / Risk management. / Risk perception. / Systems engineering. / Unmanned aerial vehicles (UAV) / Integer programming.

Dynamic parameters of dry sand using one dimensional shaking table tests

Author

Jafarzadeh, F.

Pub. Year

2006

Subjects

Damping ratio. / Dry sand. / Dynamic loadings. / Dynamic parameters. / Dynamic property. / Laminar shear box. / Low confining pressure. / Maximum shear modulus. / Shaking table tests. / Shear wave velocity. / Dynamic loads.

Prediction and optimization of cure cycle of thick fiber-reinforced composite parts using dynamic artificial neural networks

Author

Jahromi, P. E.

Pub. Year

2012

Subjects

Composite cracks. / Cure cycle. / Degradation temperatures. / Fiber-reinforced composite. / Low conductivity. / Maximum temperature. / Nonuniformity. / Numerical results. / Objective functions. / Optimization computation. / Optimization problems. / Optimization process. / Recurrent artificial neural networks. / Simulation. / Temperature overshoot. / Degradation. / Finite volume method. / Neural networks. / Numerical methods. / Optimization. / Thermosets. / Curing.

Synthesis and swelling behavior of acrylatedstarch-g-poly (acrylic acid) and acrylatedstarch-g-poly (acrylamide) hydrogels

Author

Pourjavadi, A.

Pub. Year

2010

Subjects

Acrylamide (AAm) / Acrylatedstarch. / Acrylic acid (AA) / Hydrogel. / Swelling behavior. / Acrylamides. / Acrylic acids. / Ammonium persulfate. / Applied pressure. / Aqueous solutions. / Chemical structure. / Degree of substitution. / Dynamic swelling. / Equilibrium swelling. / Hydrogel swelling. / Poly(acrylamide) / Poly(acrylic acid ) / Radical copolymerization. / SEM. / Swellability. / Thermal analysis. / Acrylic monomers. / Amides. / Ammonium compounds. / Carboxylic acids. / Infrared spectroscopy. / Organic acids. / Scanning electron microscopy. / Starch. / Swelling. / Thermoanalysis. / Hydrogels.

Residual stress analysis of autofrettaged thick-walled spherical pressure vessel

Author

Maleki, M.

Pub. Year

2010

Subjects

Extended variable material properties method. / Autofrettage. / Bauschinger effects. / Inner surfaces. / Loading and unloading. / Material behavior. / Material models. / Optimum autofrettage pressure. / Parametric study. / Residual stress distributions. / Residual stress state. / Spherical pressure vessel. / Spherical vessels. / Thick-walled spherical pressure vessels. / Variable material property. / VMP method. / Boilers. / Caissons. / Materials properties. / Pressure vessels. / Residual stresses. / Spheres. / Stress analysis. / Stress concentration. / Unloading. / Finite element method.

Evaluation of interfacial mass transfer coefficient as a function of temperature and pressure in carbon dioxide/normal alkane systems

Author

Nikkhou, F.

Publisher

Springer Verlag,

Pub. Year

2015

Subjects

Carbon dioxide. / Enhanced recovery. / Oil shale. / Oil well flooding. / Paraffins. / Petroleum reservoir engineering. / Petroleum reservoirs. / Well flooding. / Dynamic interfacial tension. / Enhanced oil recovery. / Interfacial mass transfer. / Interfacial resistances. / Mass transfer mechanism. / Mass transfer process. / Temperature and pressures. / Mass transfer.

New smart carrageenan-based superabsorbent hydrogel hybrid: Investigation of swelling rate and environmental responsiveness

Author

Salimi, H.

Pub. Year

2010

Subjects

Carrageenan. / Acrylic acids. / Applied pressure. / Chemical structure. / Efficient synthesis. / Environmental responsiveness. / Hydroxyethyl acrylate. / Methanol-water mixtures. / SEM. / Sodium acrylates. / Sodium chloride solution. / Solution polymerization. / Structure property relation. / Super absorbent. / Superabsorbent hydrogel. / Superabsorbents. / Swelling behavior. / Swelling capacities. / Swelling kinetics. / Swelling rates. / Swelling-deswelling. / Weight ratios. / Acrylics. / Anodic oxidation. / Carboxylic acids. / Copolymerization. / Grafting (chemical) / Infrared spectroscopy. / Methanol. / Organic acids. / Organic polymers. / Scanning electron microscopy. / Sodium. / Sodium chloride. / Thermogravimetric analysis. / Hydrogels. / Graft copolymer. / Polymerization. / Polysaccharide. / Pressure. / Spectroscopy. / Superabsorbent material. / Swelling. / Synthesis.

Detection of dopamine receptors using nanoscale dendrimer for potential application in targeted delivery and whole-body imaging: synthesis and in vivo organ distribution

Author

Ramezani Farani, M.

Publisher

American Chemical Society,

Pub. Year

2022

Subjects

Central nervous system. / Dendrimer. / Dopamine. / Polyethylene glycol. / SPECT imaging. / Technetium-99m. / Amines. / Cell culture. / Chelation. / Dendrimers. / Gene expression. / Mammals. / Neurophysiology. / Particle beams. / Polyethylene glycols. / Polyethylenes. / Thin layer chromatography. / Central nervous systems. / In-vivo. / Nano scale. / Organ distribution. / Single-photon emission computed tomography imaging. / Targeted delivery. / Tomography imaging. / Whole-body imaging. / Single photon emission computed tomography. / Dopamine receptor. / Animal. / Chemistry. / HEK293 cell line. / Human. / Mouse. / Animals. / Dopamine. / HEK293 Cells. / Humans. / Mice. / Receptors, Dopamine. / Technetium.

Nonlinear analysis of structures using new one dimensional elements under periodic loading

Author

Mohajeri, S.

Pub. Year

2007

Subjects

Higher order elements. / Hysteretic loop. / Nonlinear dynamic analysis. / Nonlinear. / Periodic loading. / Dynamics. / Hysteresis loops. / Loading. / Nonlinear analysis. / One dimensional. / Plasticity. / Periodic structures.

Classification of anti-HIV compounds using counterpropagation artificial neural networks and decision trees

Author

Jalali Heravi, M.

Pub. Year

2011

Subjects

Acquired immune deficiency syndrome. / Classification. / Counterpropagation artificial neural networks. / General structure-activity relationship. / Human immunodeficiency virus type 1. / Anti human immunodeficiency virus agent. / Artificial neural network. / Chemistry. / Structure activity relation. / Anti-HIV Agents. / Decision Trees. / Molecular Weight. / Neural Networks (Computer) / Structure-Activity Relationship. / Human immunodeficiency virus 1.

Fuzzy reliability optimization models for redundant systems [electronic resource] / Javad Nematian, Kourosh Eshghi, Abdolhamid Eshraghniaye Jahromi.

Author

Nematian, J. (Javad).

Subjects

Reliability. / Redundant system. / Fuzzy random theory. / Integer programming.

Shared information in a serial inventory system [electronic resource] / Nima Yazdanshenas, Abdolhamid Eshraghniaye Jahromi, Kourosh Eshghi.

Author

Yazdanshenas, N. (Nima).

Subjects

Two-level inventory systems. / Information exchange. / Continuous review. / Fixed order cost. / Poisson demand. / Backordered demand. / Different order sizes. / Single products. / Information sharing. / Supply chain management. / SCM. / Modelling.

A resource constrained project scheduling problem with fuzzy random duration [electronic resource] / Javad Nematian, Kourosh Eshghi, Abdolhamid Eshragh Jahromi.

Author

Nematian, J. (Javad).

Subjects

Resource-constrained project scheduling problem. / Fuzzy random variable. / Integer programming.

On exponential flocking to the virtual leader in network of agents with double-integrator dynamics

Author

Jahromi, H. T.

Pub. Year

2013

Subjects

Convergence rate. / Double-integrator dynamics. / Flocking. / Stability. / Convergence rates. / In networks. / Initial conditions. / Linear algorithms. / Lower bounds. / Virtual leader. / Convergence of numerical methods. / Engineering. / Mathematical models. / Algorithms.

Semi active vibration control of a passenger car using magnetorheological shock absorber

Author

Fellah Jahromi, A.

Pub. Year

2010

Subjects

Full-car. / Linear quadratic regulator. / Magnetorheological damper. / Suspension system. / Active dampers. / Control algorithms. / Control mechanism. / Damping coefficients. / Magneto-rheological. / Magneto-rheological dampers. / Mass-spring models. / Optimal control algorithm. / Passive dampers. / Road profile. / Semi-active control systems. / Semi-active vibration control. / Vibration response. / Algorithms. / Automobile manufacture. / Automobile shock absorbers. / Automobile suspensions. / Automobiles. / Design. / Magnetic fields. / Roads and streets. / Shock absorbers. / Systems analysis. / Vibration analysis. / Vibration control. / Suspensions (components)

Replacement-repair policy based on a simulation model for multi-state deteriorating products under warranty

Author

Eshraghnia Jahromi, A.

Pub. Year

2009

Subjects

Deteriorating product. / Best value. / Cost of repairs. / Deteriorating products. / Deterioration degree. / Expected costs. / Failure state. / Life distribution. / Mathematical approach. / Multi-state. / Repair models. / Repair policy. / Repairable products. / Simulation. / Simulation model. / Standard deviation. / Two parameter. / Warranty. / Warranty period. / Working state. / Costs. / Deterioration. / Probability distributions. / Repair. / Statistical tests. / Computer simulation. / Failure analysis. / Multivariate analysis. / Numerical model. / Probability. / Replacement.