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Total 9941 records
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# Type Title Author Publisher Pub. Year Subjects Call Number
1 مقاله Simulation of rarefied gas flows in MEMS/NEMS using a molecular method Ghezel Sofloo, H. 2009 Direct simulation Monte Carlo.
Knudsen number.
Micro-nozzle.
Slider air bearing.
Direct simulation Monte Carlo.
Gas flows.
Gas pressures.
Hard drives.
Hard spheres.
Knudsen numbers.
Maxwell-Boltzmann distribution.
MEMS/NEMS.
Micro-scales.
Micronozzle.
Molecular collisions.
Molecular methods.
Molecular models.
Nano channels.
Pressure boundary.
Rarefied gas flow.
Rotating speed.
Sampling schemes.
Slider air bearings.
Time counters.
Unstructured cell.
Aerodynamics.
Bearings (structural)
Boltzmann equation.
Distribution functions.
Flow of gases.
Gases.
Kinetic theory of gases.
Monte Carlo methods.
Nozzles.
Gas bearings.
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2 مقاله Study of temperature and velocity distribution of rarefied gas flow in micro-nano channels Ghezel Sofloo, H. 2009 Rarefied gas.
Average size.
Cavity radius.
Channel sizes.
Collision rate.
Dense gas.
Direct simulation Monte Carlo.
Direct simulation Monte Carlo method.
Gas density.
Gas flows.
Henry's law.
Ideal gas.
Knudsen numbers.
Micro-nano.
Micro-nano channel Boltzmann equation.
NaX zeolite.
Non-ideal gas.
Rarefied gas.
Rarefied gas flow.
Skin friction coefficient.
Transport phenomena.
Wall surfaces.
Adsorption.
Aerodynamics.
Argon.
Boltzmann equation.
Flow of gases.
Friction.
Gases.
Heat exchangers.
Heat transfer.
Monte Carlo methods.
Silicate minerals.
Zeolites.
Density of gases.
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3 مقاله Automatic noise recognition based on neural network using LPC and MFCC feature parameters Haghmaram, R. 2012 Accuracy rate.
Classification rates.
Feature parameters.
Frame length.
Mel-frequency cepstral coefficients.
MLP neural networks.
Nonstationary.
Problem-based.
Recognition performance.
Computer science.
Information systems.
Radial basis function networks.
Speech recognition.
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4 مقاله Spectral method for solving differential equation of gas flow through a micro-nano porous media Taghavi, A. 2010 Generalized Laguerre Functions.
Micrco-Nano Porous Materials.
Unsteady Gas Equation.
Collocation method.
Laguerre functions.
Nano-porous.
Nonlinear ODE.
Tau method.
Algebra.
Gas dynamics.
Numerical analysis.
Ordinary differential equations.
Porous materials.
Spectroscopy.
Nonlinear equations.
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5 مقاله Nonlinear interstory drift contours for idealized forward directivity pulses using "modified fish-bone" models Khalo, A. R. Multi-Science Publishing Co. Ltd, 2015 Forward directivity pulses.
Modified fish-bone model.
Nonlinear interstory drift.
Simplified MDOF model.
Bone.
Concrete beams and girders.
Tall buildings.
Contour.
Fish bones.
Forward directivity.
Interstory drifts.
Moment frames.
Near-fault earthquake.
Fish.
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6 مقاله Analysis of singularities of a 3DOF parallel manipulator based on a novel geometrical method Pendar, H. 2006 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.
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7 مقاله Melting enthalpy and entropy of freestanding metallic nanoparticles based on cohesive energy and average coordination number Omid, H. 2011 Adjustable parameters.
Analytical model.
Average coordination number.
Body-centered cubic.
Body-centered-tetragonal (bct) structure.
Cohesive energies.
Melting enthalpy.
Metallic nanoparticles.
Physical constants.
Variable coordination.
Crystal structure.
Entropy.
Mathematical models.
Molecular dynamics.
Nanoparticles.
Melting.
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8 مقاله On the temperature and residual stress field during grinding H-Gangaraj, S. M. 2010 Grinding.
Residual stress.
Temperature field.
Dimensional accuracy.
Finite Element.
Grinding parameters.
Heat coefficients.
Mechanical damages.
Parametric study.
Residual stress fields.
Surface finishes.
Surface residual stress.
Tensile residual stress.
Thermo-mechanical.
Work pieces.
Workpiece velocity.
Finite element method.
Grinding (comminution)
Grinding (machining)
Heat convection.
Manufacture.
Stress concentration.
Residual stresses.
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9 مقاله A new lattic LP-based post filter for adaptive noise cancellers in mobile and vehicular applications Khorram, S. 2008 Adaptive lattice filter.
Adaptive noise cancellation (ANC)
Adaptive noise cancellations.
Adaptive noise canceller.
Background noise reduction.
Diffuse noise.
Diffuse noise field.
Lattice filter.
Linear prediction.
Noise fields.
Noise reduction.
Noise reductions.
Postfilter.
Processing delay.
Quality measures.
Single channels.
Speech enhancement system.
Vehicular applications.
Vehicular environments.
Acoustic noise measurement.
Automobile parts and equipment.
Communication systems.
Microphones.
Signal processing.
Speech enhancement.
Spurious signal noise.
Speech communication.
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10 مقاله Advancing Compressive Strength Prediction in Self-Compacting Concrete via Soft Computing: A Robust Modeling Approach Ghorbani, A. 2024 Artificial neural network.
Compressive strength prediction.
Robust approach.
Self-compacting concrete.
Sensitivity analysis.
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11 مقاله Cost estimation models for seismic retrofit of masonry school buildings Mirzaei, J. 2024 Cost estimation.
Lasso regression.
Project management.
Regression.
Ridge regression.
Seismic retrofit.
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12 مقاله Finite element analysis of shot-peening effect on fretting fatigue parameters H-Gangaraj, S. M. 2011 Finite element.
Fretting fatigue.
Residual stress.
Shot peening.
Bulk stress.
Compressive residual stress.
Controlling parameters.
Critical surfaces.
Finite element simulations.
Fluctuating loads.
Fretting damage.
Fretting fatigue strength.
Fretting fatigues.
Normal stress.
Sliding movements.
Slip amplitude.
Fatigue of materials.
Fretting corrosion.
Residual stresses.
Shear flow.
Shot peening.
Finite element method.
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13 مقاله Mechanically activated synthesis of single crystalline MgO nanostructures Nusheh, M. 2010 Kinetics.
Mechanical activation.
Mechanically activated mixtures.
Microfibers.
Nano-structured.
Nucleation and growth.
Rectangular cross-sections.
Scanning electrons.
SEM.
Single-crystalline.
Single-crystalline nanorods.
Source material.
TEM.
Transmission electron.
Vapor solid mechanism.
XRD.
Carbothermal reduction.
Crystalline materials.
Electrons.
Mechanical alloying.
Metallurgy.
Morphology.
Nanorods.
Nanostructured materials.
Scanning electron microscopy.
Transmission electron microscopy.
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14 مقاله Boundary control design for vibration suppression and attitude control of flexible satellites with multi-section appendages Ataei, M. M. Elsevier Ltd, 2020 Attitude control.
Boundary control.
Flexible satellite.
Vibration suppression.
Asymptotic stability.
Flexible structures.
Solar cell arrays.
Solar concentrators.
Vibration control.
Vibrations (mechanical)
Boundary control design.
Boundary controls.
Boundary feedback.
Dynamic equations.
Flexible satellites.
Partial differential.
Stability of vibrations.
Controllers.
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15 مقاله Characterization and calcination behavior of a low-grade manganese ore Cheraghi, A. Elsevier Ltd, 2020 Calcination.
Characterization.
Manganese ore.
Pyrolusite.
Reactive diffusion.
Roasting.
Calcite.
Calcium oxide.
Decomposition.
Diffusion.
Ferroalloys.
Hematite.
Lime.
Magnetite.
Particle size.
Particle size analysis.
Rietveld analysis.
Thermolysis.
X ray diffraction.
Argon atmospheres.
Calcium ferrite.
Complex phasis.
Dominant mechanism.
Large regions.
Low temperatures.
Low-grade manganese.
Ores.
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16 مقاله Minimizing the error of time difference of arrival method in mobile networks Malekitabar, A. 2005 Location method.
Mobile networks.
Non-line of sight errors (NLOS)
TDOA.
Computer simulation.
Error analysis.
Network protocols.
Mobile telecommunication systems.
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17 مقاله A fast and novel method of pattern synthesis for non-uniform phased array antennas Tohidi, E. IEEE Computer Society, 2015 Antenna arrays.
Directional patterns (antenna)
Least squares approximations.
Radar.
Radar antennas.
Synthesis (chemical)
Angular positioning.
High-directivity.
Least square errors.
Low sidelobe level.
Nonuniform arrays.
Pattern nulling.
Pattern synthesis.
Phased array antennas.
Antenna phased arrays.
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18 مقاله Size-dependent interaction of an edge dislocation with an elliptical nano-inhomogeneity incorporating interface effects Shodja, H. M. 2012 Nano scale.
Burgers vector orientation.
Characteristic size.
Classical solutions.
Complex potentials.
Elastic behavior.
Elasticity effect.
Elliptical inhomogeneity.
Image force.
Inhomogeneities.
Interface curvatures.
Interface effect.
Interface stress.
matrix.
Normalized image.
Radius of curvature.
Size effects.
Stable equilibrium.
Stress field.
Elastic moduli.
Elasticity.
Nanotechnology.
Stresses.
Surface tension.
Edge dislocations.
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19 مقاله Control of parallel three- phase inverters using optimal control and SVPWM technique Nazaripouya, H. R. 2009 Circulating current.
Control strategies.
Load change.
Load-sharing scheme.
Optimal control strategy.
Optimal controls.
Stationary frame.
Steady state.
Switching scheme.
Three phase system.
Three-phase inverter.
Cost functions.
Optimal control systems.
Pulse width modulation.
Switching functions.
Industrial electronics.
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20 مقاله Identification of an aspidospermine derivative from borage extract as an anti-amyloid compound: A possible link between protein aggregation and antimalarial drugs Kalhor, H. R. Elsevier Ltd, 2017 Amyloid formation.
Aspidospermine.
Bioactive compound.
Borage officinalis.
Lysozyme.
Antimalarial agent.
Hen egg lysozyme.
Indole alkaloid.
Plant extract.
Quinoline derivative.
Antagonists and inhibitors.
Borago.
Chemistry.
Drug effects.
Isolation and purification.
Molecular docking.
Plant leaf.
Protein aggregation, pathological.
Amyloid.
Antimalarials.
Indole alkaloids.
Molecular docking simulation.
Muramidase.
Plant extracts.
Plant leaves.
Protein folding.
Quinolines.
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Total 9941 records