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# Type Title Author Publisher Pub. Year Subjects Call Number
1 مقاله Determination of complex modes in photonic crystal waveguides using the phase variation in characteristic coefficients Hosseinnia, A. H. OSA Pub, 2012 Complex modes.
Electromagnetic eigenmodes.
Frequency-domain methods.
Leakage loss.
Line defects.
Phase variation.
Photonic crystal waveguide.
Photonic structure.
Plane wave.
Reflection and transmission coefficients.
Two-dimensional photonic crystals.
Defects.
Frequency domain analysis.
Laser optics.
Photonic crystals.
Optical waveguides.
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2 مقاله Fast convergent and unconditionally stable galerkin's method with adaptive hermite-gauss expansion for guided-mode extraction in two-dimensional photonic crystal based waveguides Sarrafi, P. Optical Society of American (OSA), 2009 Adaptive algorithms.
Convergence of numerical methods.
Crystal atomic structure.
Electric fields.
Electromagnetic fields.
Functions.
Galerkin methods.
Integrated optoelectronics.
Photonic crystals.
Probability density function.
Waveguides.
Basis functions.
Complicated geometries.
Convergence rates.
Coupled-resonator optical waveguides.
Crystal line defect waveguides.
Effective algorithms.
Galerkin's methods.
Gauss basis functions.
Guided modes.
Hermite.
Mode extractions.
Numerical instabilities.
S matrixes.
Spurious modes.
Spurious solutions.
Two-dimensional photonic crystals.
Unconditionally stables.
Two dimensional.
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3 مقاله Surface electromagnetic waves supported by nano conducting layers with inhomogeneities in the conductivity profile Sarrafi, P. 2008 Asymptotic behaviors.
Charge layers.
Conducting interface.
Conducting layers.
Galerkin's method.
Inhomogeneities.
Inhomogeneous structures.
Surface conductivity.
Surface electromagnetic waves.
Cements.
Electric conductivity.
Electromagnetic wave diffraction.
Electromagnetic wave scattering.
Electromagnetic waves.
Electromagnetism.
Surface charge.
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4 مقاله Application of the splitting approach to solve population balance equations in chemical processes Bastani, D. 2009 Particle size distributions.
Analytical solutions.
Break-up.
Breakage kernel.
Bubble size distributions.
Chemical process.
Classes method.
Classes methods.
Different process.
Kinetic equations.
Operator splitting technique.
Parallel type.
Population balance equation.
Population balances.
Product quality.
Time step.
Bubbles (in fluids)
Chemical industry.
Coalescence.
Color.
Fluid dynamics.
Fluorine containing polymers.
Integral equations.
Mathematical operators.
Multiphase flow.
Power spectral density.
Process engineering.
Pulse shaping circuits.
Size distribution.
Agglomeration.
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5 مقاله "Bubble bunch" phenomenon in operation of a bubble column Bastani, D. 2009 Bubble bunch.
Bubble coalescence.
Bubble columns.
Interfacial area.
Interfacial tension.
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6 مقاله Greatly reduced radiation loss in planar waveguides with two-dimensional conducting interfaces Sarrafi, P. 2008 Boundary conditions.
Boundary value problems.
Cladding (coating)
Fins (heat exchange)
Waveguides.
Boundary conditioning.
Conductive nanolayers.
New strategy.
Numerica l results.
Planar waveguides.
Radiation losses.
Slab waveguides.
Surface conductances.
Two dimensional.
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7 مقاله Analytical extraction of leaky modes in circular slab waveguides with arbitrary refractive index profile Sarrafi, P. 2007 Boundary conditions.
Brillouin scattering.
Eigenvalues and eigenfunctions.
Optical losses.
Polynomial approximation.
Refractive index.
Circular slab waveguides.
Hankel function.
Legendre polynomial basis functions.
Circular waveguides.
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8 مقاله Hermite polynomial expansion for analysis of electromagnetic slow waves in coupled nano conducting layer with Gaussian profile Sarrafi, P. 2007 Eigenvalues and eigenfunctions.
Gaussian noise (electronic)
Interfaces (computer)
Optical waveguides.
Polynomials.
Charge layers.
Dielectric slab waveguides.
Film-cover interfaces.
Hermite polynomials.
Electromagnetic wave propagation.
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9 پایان نامه تجمیع موازنه جمعیت و دینامیک سیالات جهت شبیه سازی هیدرودینامیکی ستون حباب کار Integration of Population Balance Method and Computational Fluid Dynamics for Simulation of Bubble Column Hydrodynamics بقایی، علی Baghaei, Ali صنعتی شریف 1388 جریان چندفازی Multiphase Flow / ستون حباب دار Bubble Column / دینامیک سیالات محاسباتی Computational Fluid Dynamics (CFD) / اندازه حباب Bubble Size / موازنه جمعیت Population Balance
‭06-40070
10 مقاله Evaluation of microstructure and mechanical properties of aluminum to copper friction stir butt welds Sarrafi, R. 2011 Base metals.
Butt joints.
Butt welds.
Copper atoms.
Dissimilar welding.
Friction stir.
Friction stir welds.
Harmful effects.
High quality.
High strength.
Mechanical stirring.
Microstructural features.
Microstructure and mechanical properties.
Properties and microstructures.
Solid-state welding process.
Stir zones.
Tensile loading.
Tensile tests.
Ultimate tensile strength.
Weld microstructure.
Welding process.
Aluminum.
Butt welding.
Copper.
Electric welding.
Friction.
Gas welding.
Heat affected zone.
Intermetallics.
Mechanical properties.
Microstructural evolution.
Stainless steel.
Tensile strength.
Tensile testing.
Tribology.
Friction stir welding.
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11 مقاله An efficient approach toward guided mode extraction in two-dimensional photonic crystals Sarrafi, P. 2008 Crystal defects.
Finite difference time domain method.
Harmonic generation.
Matrix algebra.
Ordinary differential equations.
Photonic crystals.
Waveguides.
Coupled resonator optical waveguides.
Defect modes.
Guided mode extraction.
Photonic crystal waveguides.
Guided electromagnetic wave propagation.
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12 مقاله Analytical analysis of H polarized line-defect modes in two-dimensional photonic crystals based on hermite expansion of floquet orders Sarrafi, P. 2007 Defect lines.
Differential transfer matrix.
Effective index theory.
Hermite polynomials.
Band structure.
Electromagnetic field effects.
Light polarization.
Nonlinear equations.
Photonic crystals.
Transfer matrix method.
Crystal defects.
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13 مقاله The influence of the ratio of "rotational speed/traverse speed" (ω/v) on mechanical properties of AZ31 friction stir welds Abbasi Gharacheh, M. 2006 Magnesium alloys.
Parameter estimation.
Rotation.
Shear strength.
Speed control.
Welds.
AZ31 magnesium alloy.
Friction Stir Welding (FSW)
Incomplete root penetration.
Shear punch test (SPT)
Friction welding.
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14 مقاله Evaluation of microstructure and mechanical properties in friction stir welded A356 + 15%SiCp cast composite Amirizad, M. 2006 Composite materials.
Elastic moduli.
Friction.
Joining.
Mechanical properties.
Microstructure.
Plastic deformation.
Seam welding.
Tools.
A356+155 Sic p composites.
Friction stir welding.
Localized frictional heat.
Welding.
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15 مقاله Secrecy capacity scaling in large cooperative wireless networks Mirmohseni, M. Institute of Electrical and Electronics Engineers Inc, 2017 Cooperative strategies.
Informationtheoretic security.
Large wireless networks.
Relaying.
Scaling laws.
Aggregates.
Cooperative communication.
Relay control systems.
Secure communication.
Wireless networks.
Colluding eavesdroppers.
Cooperative strategy.
Information-theoretic security.
Secrecy capacity.
Network security.
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16 مقاله Fast estimation of connectivity in fractured reservoirs using percolation theory Masihi, M. Society of Petroleum Engineers (SPE), 2007 Anisotropy.
Computer simulation.
Flow control.
Fracturing fluids.
Geometry.
Mathematical models.
Mechanical permeability.
Percolation (fluids)
Petroleum geology.
Reservoir management.
Constant-length isotropic systems.
Fracture-length distribution.
Fractured reservoir.
Petroleum reservoir evaluation.
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17 مقاله A new decoding scheme for errorless codes for overloaded CDMA with active user detection Mousavi, A. 2011 Activation/deactivation.
CDMA system.
Decoding scheme.
Maximum likelihood decoders.
Orders of magnitude.
User detection.
Algorithms.
Bit error rate.
Decoding.
Information technology.
Maximum likelihood.
Poisson distribution.
Telecommunication.
Code division multiple access.
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18 مقاله Estimation of the Effective Permeability of Heterogeneous Porous Media by Using Percolation Concepts Masihi, M. Springer Netherlands, 2016 Heterogeneity.
High permeability pathway.
Percolation theory.
Reservoirs.
Density functional theory.
Mechanical permeability.
Percolation (solid state)
Petroleum reservoir evaluation.
Petroleum reservoirs.
Porous materials.
Solvents.
Characteristic shapes.
Effective permeability.
Heterogeneous porous media.
High permeability.
Permeability distribution.
Standard algorithms.
Petroleum reservoir engineering.
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19 مقاله Percolation-based effective permeability estimation in real heterogeneous porous media Masihi, M. European Association of Geoscientists and Engineers 2016 Oil well flooding.
Porous materials.
Solvents.
Conductivity measurements.
Effective permeability.
Heterogeneous media.
Heterogeneous porous media.
Order of accuracy.
Percolating clusters.
Permeability contrasts.
Power law relation.
Estimation.
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20 مقاله A novel WaveNet-GRU deep learning model for PEM fuel cells degradation prediction based on transfer learning Izadi, M. J. 2024 Data-driven method.
Degradation prediction.
PEMFC.
Cost reduction.
Energy efficiency.
Forecasting.
Learning systems.
Mean square error.
Proton exchange membrane fuel cells (PEMFC)
Data-driven methods.
Degradation predictions.
GRU.
Percentage error.
Proton-exchange membranes fuel cells.
Remaining useful lives.
Root mean square errors.
Transfer learning.
Voltage prediction.
Wavenet.
Degradation.
Instrumentation.
Membrane.
Performance assessment.
Deep neural networks.
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Total 2322 records