Sharif Digital Repository

Robust roll autopilot design to reduce couplings of a tactical missile

Author

Rezazadeh Mohammadi, M.

Pub. Year

2016

Subjects

Coupling. / Roll channel. / Aerodynamics. / Air navigation. / Chemical reactions. / Couplings. / Dynamics. / Feedback linearization. / Flight simulators. / Linearization. / Missiles. / Robust control. / Uncertainty analysis. / Aerodynamic couplings. / Autopilot. / Control performance. / Control strategies. / Controlling methods. / Disturbance estimation. / Extended state observer. / External disturbances. / Controllers.

Effects of processing conditions on the physico-chemical characteristics of titanium dioxide ultra-thin films deposited by DC magnetron sputtering

Author

Rezazadeh Sefideh, M.

Publisher

Elsevier Ltd,

Pub. Year

2015

Subjects

Annealing. / Atomic force microscopy. / Crystal structure. / Energy gap. / Oxides. / Substrates. / Thin films. / Titanium. / Titanium dioxide. / Ultrathin films. / X ray diffraction. / Amorphous structures. / Annealing temperatures. / Band gap calculations. / Dc magnetron sputtering. / DC sputtering. / Physicochemical characteristics. / Processing condition. / Transmittance spectra. / Amorphous films.

Comparative analysis of sectoral innovation system and diamond model (the case of telecom sector of iran)

Author

Rezazadeh Mehrizi, M. H.

Pub. Year

2008

Maximum likelihood CFAR for lognormal clutter with censored samples

Author

RezaZadeh, A.

Pub. Year

2007

Subjects

Block codes. / Clutter (information theory) / Detectors. / Maximum likelihood (ML) / Radar. / Censored samples. / CFAR detection. / Destructive effects. / Interfering targets. / Log-t CFAR. / Lognormal clutter. / Real times. / Reference samples. / Simple structures. / Radar systems.

A cluster analysis of the KM field

Author

Rezazadeh Mehrizi, M. H.

Pub. Year

2009

Subjects

Cluster analysis. / Knowledge management. / Literature.

Two novel shear fuses in moment resting frames

Author

Rezazadeh Kalehbasti, P.

Publisher

Elsevier Ltd,

Pub. Year

2018

Subjects

Finite element. / Framed-tube. / Moment-resisting frame. / Short-spanned deep beams. / Sustainability. / Bridge decks. / Damage detection. / Energy dissipation. / Seismic design. / Steel beams and girders. / Structural analysis. / Structural frames. / Sustainable development. / Tall buildings. / Damage index. / Deep beam. / Moment resisting frames. / Resiliency. / Shear link. / Finite element method.

A dynamic view of technological regime concept: Toward a framework for industrial policies in developing countries

Author

Rezazadeh Mehrizi, M. H.

Pub. Year

2008

Subjects

Absorption. / Economics. / Industrial management. / Innovation. / Knowledge based systems. / Technology. / Capability building. / Catching-up. / Decision makers. / Economic growths. / Industrial policies. / Knowledge base. / Portland. / Sustainable economy. / Technological changes. / Technological regimes. / Technology absorption. / Technology managements. / Time pressures. / Developing countries.

Optimization of total harmonic current distortion and torque pulsation reduction in high-power induction motors using genetic algorithms

Author

Sayyah, A.

Pub. Year

2008

Subjects

AC motors. / Adaptive control systems. / Control systems. / Counting circuits. / Diesel engines. / Feedback control. / Genetic algorithms. / Harmonic analysis. / Modulation. / Motors. / Optimization. / Pulse modulation. / Torque. / Current harmonics. / Detrimental effects. / First quarters. / Frequency harmonics. / Harmonic currents. / Harmonic models. / High powers. / Low frequencies. / Optimal pulses. / Output voltages. / Pulse width modulation (PWM) / Pulse-width modulations. / Speed fluctuations. / Switching angles. / Switching instants. / Torque components. / Torque pulsation. / Torque pulsations. / Total harmonic current distortion (THCD) / Voltage source inverters. / Induction motors.

Towards an integrated framework of knowledge management between project and organization level

Author

Rezazadeh Mehrizi, M. H.

Pub. Year

2008

Subjects

Construction sectors. / Integrated frameworks. / Knowledge gaps. / Knowledge management activities. / Knowledge management system. / New information and communication technologies. / Organizational structures. / Project-based organizations. / Three dimensions. / Three layer frameworks. / Construction industry. / Information technology. / Knowledge based systems. / Societies and institutions. / Knowledge management.

Ultra low vibration and low acoustic noise multi-stage switched reluctance machine

Author

Rezazadeh, G.

Publisher

Institute of Electrical and Electronics Engineers Inc,

Pub. Year

2018

Subjects

Acoustic noise. / Noise reduction. / Radial force (RF) / Switched reluctance motor (SRM) / Three-dimensional finite element analysis (3-D FEA) / Efficiency. / Finite element method. / Noise abatement. / Power electronics. / Reluctance motors. / 3-D finite element method. / Comparison between simulation and experimental results. / Performance characteristics. / Radial forces. / Significant deteriorations. / Switched reluctance machine. / Switched reluctance motor. / Three dimensional finite element analysis.

Wedge disclinations in the shell of a core-shell nanowire within the surface/interface elasticity

Author

Rezazadeh Kalehbasti, S.

Pub. Year

2014

Subjects

Core-shell nanowire. / Surface/interface elasticity. / Wedge disclination (dipole) / Core-shell nanowires. / Image force. / Stress field. / Surface/interface. / Wedge disclination. / Edge dislocations. / Elasticity. / Nanowires. / Nematic liquid crystals. / Strain energy. / Stresses. / Shells (structures)

Reliability comparison of two industrial AC/DC converters with resonant and non-resonant topologies

Author

Valipour, H.

Pub. Year

2015

Subjects

AC/DC. / MIL-HDBK-217F-(2) / DC-DC converters. / Efficiency. / Power converters. / Power electronics. / Reliability. / Soft switching. / Topology. / DC/DC. / FIDES. / IEC-TR-62380. / MIL-HDBK-217F. / Resonant converters. / Rectifying circuits.

Study of mechanism and kinetic modeling of CO hydrogenation reaction over the impregnated Co-Ni/Al2O3 catalyst

Author

Arsalanfar, M.

Publisher

Chinese Chemical Society Taiwan,

Pub. Year

2020

Subjects

Characterization. / CO hydrogenation. / Co-Ni catalyst. / Impregnation. / Kinetic model.

Wavelet packet decomposition of a new filter -based on underlying neural activity- for ERP classification

Author

Raiesdana, S.

Pub. Year

2007

Subjects

Enterprise resource planning. / Error analysis. / Packet networks. / Support vector machines. / Wavelet analysis. / Cross validation error. / Packet transforms. / Wavelet packet decomposition. / Neurology. / Algorithm. / Artificial neural network. / Computer program. / Evoked response. / Human. / Impedance. / Reproducibility. / Statistical analysis. / Theoretical model. / Algorithms. / Computer simulation. / Data interpretation, statistical. / Electric impedance. / Equipment design. / Evoked potentials. / Humans. / Models, theoretical. / Neural networks (computer) / Regression analysis. / Reproducibility of results. / Signal processing. / Software. / Computer-assisted.

Pectic acid–graphene oxide nanocomposite as an adsorbent in vortex-assisted dispersive solid-phase extraction for preconcentration of copper ion followed by flame atomic absorption spectrometry

Author

Eftekhari, A.

Publisher

Springer,

Pub. Year

2020

Subjects

Copper ion. / Flame atomic absorption spectrometry. / Pectic acid-coated graphene oxide. / Vortex-assisted dispersive solid-phase extraction. / Absorption spectroscopy. / Atomic absorption spectrometry. / Atoms. / Energy dispersive spectroscopy. / Graphene. / Metal ions. / Nanocomposites. / Phase separation. / Trace analysis. / Vortex flow. / X ray powder diffraction. / Certified reference materials. / Copper ions. / Dispersive solid phase extraction. / Energy dispersive X ray spectroscopy. / Fourier transform infrared spectrophotometry. / Graphene oxide nanocomposites. / Pectic acid. / Extraction.

Assessing the contribution of different sources in atmospheric dispersion of PM2.5 and related health impact in a region of Qazvin, Iran

Author

Rezazadeh, A. A.

Publisher

Springer Science and Business Media B.V,

Pub. Year

2022

Subjects

AERMOD. / Air pollution. / BenMAP-CE. / Health impact. / Particulate material. / Atmospheric pollution. / Dispersion. / Environmental planning. / Fossil fuel. / Health impact. / Mortality. / Particulate matter. / Pollutant source. / Public health. / Spatial distribution. / Spatiotemporal analysis. / Urban area. / Qazvin [Qazvin (PRV)].

Design of optimum vibration absorbers for a bus vehicle to suppress unwanted vibrations against harmonic and random road excitations

Author

Rezazadeh, A.

Publisher

Sharif University of Technology,

Pub. Year

2021

Subjects

Buses. / Frequency response. / Health risks. / Natural frequencies. / Road vehicles. / Roads and streets. / Springs (components) / Acceleration amplitude. / Embedded passives. / Mass spring damper. / Practical solutions. / Random excitations. / Road excitations. / Vertical displacements. / Vibration absorber. / Vibrations (mechanical) / Acceleration. / Detection method. / Instrumentation. / Roughness. / Transport vehicle. / Unmanned vehicle. / Vibration.

Encoding the information in relative parameters

Author

Rezazadeh, F.

Publisher

Elsevier B.V,

Pub. Year

2021

Subjects

Signal encoding. / Encodings. / Global rotation. / Reference frame. / Relative parameter. / Shared reference frame. / Three parameters. / Encoding (symbols)