Subjects: Aspergillus niger. / Bioleaching. / Penicillium simplicissimum. / Spent catalyst. / Batch culture. / Culture medium. / Hazardous heavy metals. / Hydrotreating catalysts. / ICP-OES. / Inductive coupled plasma. / Oil refineries. / Optical emission spectrometry. / Refinery catalysts. / Removal efficiencies. / Specific time. / Aspergillus. / Batch cell culture. / Bioleaching. / Extraction. / Heavy metals. / Metals. / Optical emission spectroscopy. / Organic acids. / Petroleum refineries. / Removal. / Sugar (sucrose) / Catalysts.

Bacterial leaching of a spent Mo-Co-Ni refinery catalyst using Acidithiobacillus ferrooxidans and Acidithiobacillus thiooxidans

Author: Gholami, R. M.

Pub. Year: 2011

Subjects: Nickel. / Spent catalyst. / Acidithiobacillus ferrooxidans. / Acidithiobacillus thiooxidans. / Bacterial leaching. / Batch culture. / Cell concentrations. / Ferrooxidans. / Ferrous sulfate. / Metal values. / Oil refineries. / Optimized conditions. / Recycled products. / Refinery catalysts. / Spent catalyst. / Waste catalysts. / Aluminum. / Batch cell culture. / Bioleaching. / Cell culture. / Cobalt. / Environmental impact. / Extraction. / Iron compounds. / Metal recovery. / Molybdenum. / Petroleum refineries. / Refining. / Sulfur. / Catalysts.

Versatile low-Reynolds-number swimmer with three-dimensional maneuverability

Author: Jalali, M. A.

Pub. Year: 2014

Subjects: Linear actuators. / Reynolds number. / Arbitrary trajectories. / Complex control. / Continuous operation. / Full three-dimensional. / Low Reynolds number. / Molecular rotors. / One-dimensional expansion. / Quasi-periodic orbits. / Actuator disks.

Minimum control effort trajectory planning and tracking of the CEDRA brachiation robot

Author: Meghdari, A.

Pub. Year: 2013

Subjects: Adaptive robust tracking control. / Brachiation robot. / Irregular ladder. / Minimum effort optimal control. / Moving target bar. / PD tracking control. / Adaptive robust tracking. / Brachiation robots. / Moving targets. / Optimal controls. / Tracking controls. / Navigation. / Optimization. / Robot programming. / Robots. / Trajectories. / Controllers.

Optimal trajectory planning for brachiation robot on ladder with irregular branches

Author: Meghdari, A.

Pub. Year: 2011

Subjects: Brachiation robot. / Irregular ladder. / Minimum effort optimal control. / Moving target bar. / PD controller. / Control effort. / Experimental test. / Moving targets. / Optimal controls. / Optimal trajectories. / Optimal trajectory planning. / Pontryagin's minimum principles. / Target dynamics. / Theoretical result. / Controllers. / Design. / Optimization. / Robots. / Trajectories. / Robot programming.

Design and development of a miniaturized roto-translational motion platform for microaerial vehicle identification

Author: Abdollahi, M. R.

Publisher: IEEE,

Pub. Year: 2024

Subjects: 5 Degree-of-freedom. / Micro aerial vehicle. / Motion platform. / System identification. / Wind tunnel test. / Integrated circuit design. / Kalman filters. / Micro air vehicle (MAV) / Structural dynamics.

Intermittency of height fluctuations in stationary state of the Kardar-Parisi-Zhang equation with infinitesimal surface tension in 1+1 dimensions

Author: Tabei, S. M. A.

Pub. Year: 2004

Subjects: Approximation theory. / Computer simulation. / Correlation methods. / Dislocations (crystals) / Electric charge. / Growth (materials) / Infrared radiation. / Interfaces (materials) / Laplace transforms. / Nonlinear control systems. / Phase transitions. / Probability density function. / Statistical methods. / Random processes. / Surface tension. / Turbulence.

Predictive analytics for fault reasoning in gas flow control facility: A hybrid fuzzy theory and expert system approach

Author: Hassannayebi, E.

Publisher: Elsevier Ltd,

Pub. Year: 2022

Subjects: Decision tree. / Failure diagnosis and analysis. / Object-oriented programming. / Decision trees. / Expert systems. / Flow of gases. / Gas industry. / Object oriented programming. / Predictive analytics. / Failure Diagnosis. / Fault reasoning. / Fuzzy expert. / Fuzzy inductive reasoning. / Fuzzy theory. / Gas flow control. / Gas pressures. / Gas stations. / Objectoriented programming (OOP) / Systems approach. / Gases.

Aging behaviors of Al 6061 and Al 6061/ SiCp composite

Author: Ourang, S. M. R.

Pub. Year: 2012

Subjects: Aging. / Aging behavior. / Aging kinetics. / Al matrix composite. / Al6061. / Hardness values. / Matrix. / Maximum hardness. / Optimum solution. / Peak hardness. / SEM study. / SiC particles. / Solution treating. / Solution treatments. / Aging of materials. / Alloys. / Aluminum. / Behavioral research. / Fabrication. / Growth kinetics. / Hardness. / Kinetics. / Powder metallurgy. / Silicon carbide. / Grain growth.

3D contact modelling of large plastic deformation in powder forming processes

Author: Khoei, A. R.

Pub. Year: 2012

Subjects: Large deformation. / Node-to-surface algorithm. / Powder compaction. / Cap plasticity model. / Contact algorithms. / Contact friction. / Contact modelling. / Contact properties. / Contact surface. / Coulomb friction law. / Die-pressing. / Finite Element. / Forming process. / Frictional contact. / Frictional slip. / Highly nonlinear. / Large deformations. / Large plastic deformation. / Nonlinear contact. / Numerical scheme. / Powder compactions. / Relative density. / Tangential contact. / Work pieces. / Algorithms. / Deformation. / Friction. / Lagrange multipliers. / Stress concentration. / Tribology. / Three dimensional.

Zinc extraction from Iranian low-grade complex zinc-lead ore by two native microorganisms: Acidithiobacillus ferrooxidans and Sulfobacillus

Author: Mousavi, S. M.

Pub. Year: 2006

Subjects: Bacteria. / Concentration (process) / Copper mines. / Extraction. / Iron oxides. / pH effects. / Sulfide minerals. / Thermal effects. / Bioleaching. / Low-grade ore. / Zinc recovery. / Zinc ore treatment.

Bioleaching of low-grade sphalerite using a column reactor

Author: Mousavi, S. M.

Pub. Year: 2006

Subjects: Bacteria. / Chemical reactors. / Concentration (process) / Leaching. / Zinc. / Acidithiobacillus. / Bioleaching. / Column reactor. / Sulfide ore. / Sulfobacillus. / Sulfide minerals.

A new computational algorithm for 3D contact modeling of large plastic deformation in powder forming processes

Author: Khoei, A. R.

Pub. Year: 2009

Subjects: Augmented-Lagrange approach. / Cap plasticity. / Contact friction. / Large deformation. / Node-to-surface algorithm. / Compaction. / Computation theory. / Deformation. / Friction. / Lagrange multipliers. / Laws and legislation. / MOSFET devices. / Plasticity. / Powders. / Stress concentration. / Three dimensional. / Tribology. / Three dimensional computer graphics.

XPS study of size effects of Fe3O4 nanoparticles on crosslinking degree of magnetic TFN membrane

Author: Tayefeh, A.

Publisher: Elsevier Ltd,

Pub. Year: 2019

Subjects: Cross-linking degree. / Size effect. / Thin film nanocomposite (TFN) membranes. / X-ray photoelectron spectroscopy (XPS) / Fourier transform infrared spectroscopy. / Iron oxides. / Magnetite. / Nanocomposite films. / Nanocomposites. / Nanomagnetics. / Nanoparticles. / Network architecture. / Network layers. / Photoelectrons. / Photons. / Synthesis (chemical) / Thin films. / X ray photoelectron spectroscopy. / Concentration effects. / Fe3O4 nanoparticles. / Fourier transform spectroscopy. / Permeation characteristics. / Size dependency. / Size effects. / Thin-film nanocomposites. / Membranes.

Effects of ion-carrier substituents on the potentiometric-response characteristics in anion-selective membrane electrodes based on iron porphyrins

Author: Shahrokhian, S.

Publisher: Wiley-VCH Verlag,

Pub. Year: 2004

Subjects: Anions. / Electrochemistry. / Porphyrins. / Sensors. / Spectrophotometry.

General noise considerations of amplified photons in lightwave systems with optically bistable elements

Author: Abediasl, H.

Pub. Year: 2010

Subjects: Bistable elements. / General noise. / Lightwave systems. / Noise analysis. / Light amplifiers. / Noise abatement. / Signal to noise ratio.

A novel pipeline architecture of replacing ink drop spread

Author: Firouzi, M.

Pub. Year: 2010

Subjects: Active Learning Method. / Pipeline Replacing Ink Drop Spread. / Active learning methods. / Artificial brain. / Brain learning. / Brain learning simulation. / Chemical processors. / Complex networks. / Complex systems. / Digital architecture. / DO control. / FPGA. / Fuzzy combination. / Hardware implementations. / Hardware structures. / High throughput. / Human bodies. / Human brain. / Ink drop spreads. / Learning process. / Matrix. / Multi input multi output systems. / Parallel system. / Pipeline architecture. / Processing engine. / Research areas. / Single input single output systems. / Validation process. / Benchmarking. / Brain models. / Drops. / Hardware. / Ink. / Learning algorithms. / Learning systems. / Mathematical operators. / Memory architecture. / Network architecture. / Pipelines. / Brain.

MobiSim: A framework for simulation of mobility models in mobile ad-hoc networks

Author: Mousavi, S. M.

Pub. Year: 2007

Subjects: Batch processing. / Graphical interfaces. / International conferences. / Large scales. / Mobile Ad-hoc NETwork (MANET) / Mobile node (MN) / Mobility modeling. / Network simulator (ns-2) / Protocol performance. / Real world. / Simulation based. / Simulation parameters. / User friendly. / Wireless mobile nodes. / Access control. / Ad hoc networks. / Data storage equipment. / Industrial research. / Internet protocols. / Markup languages. / Mobile computing. / Mobile telecommunication systems. / Network protocols. / Simulators. / Telecommunication networks. / Wireless telecommunication systems. / Wireless networks.

A critical study of the existing issues in manufacturing maintenance systems: can BIM fill the gap?

Author: Alvanchi, A.

Publisher: Elsevier B.V,

Pub. Year: 2021

Subjects: Aluminum castings. / Construction industry. / Industrial research. / Maintenance. / Metal casting. / Body of knowledge. / Building information model - BIM. / Cloud environments. / Corrective maintenance. / Literature reviews. / Maintenance systems. / Manufacturing industries. / Pilot model. / Architectural design.

Mobility aware distributed topology control in mobile ad-hoc networks with model based adaptive mobility prediction

Author: Mousavi, S. M.

Publisher: IEEE Computer Society,

Pub. Year: 2007

Subjects: Adaptive control systems. / Adaptive filtering. / Adaptive filters. / Clustering algorithms. / Forecasting. / Mobile computing. / Topology. / Control over networks. / Learning Automata. / Mobility model. / Mobility predictions. / Neighboring nodes. / Topology control. / Topology control algorithms. / Topology control protocols. / Mobile ad hoc networks.

Total 28199 records