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# Type Title Author Publisher Pub. Year Subjects Call Number
1 مقاله Drag reduction by a multi-point optimised hybrid flow control method for two supercritical airfoils Nejati, A. Taylor and Francis Ltd 2016 Multi-point adjoint optimisation.
Aerodynamics.
Airfoils.
Boundary layer flow.
Boundary layers.
Drag.
Drag reduction.
Flow control.
Flow separation.
Transonic aerodynamics.
Transonic flow.
Adjoints.
Aero-dynamic performance.
Aerodynamic efficiency.
Boundary layer thickness.
Flow control methods.
Shock-wave/boundary layer interactions.
Suction and blowing.
Supercritical airfoils.
Shock waves.
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2 مقاله Performance improvement of a supercritical airfoil by a multi-point optimized shock control channel Nejati, A. 2017 Multi-point adjoint optimization.
Shock control channel.
Shock wave.
Supercritical airfoil.
Aerodynamics.
Airfoils.
Angle of attack.
Boundary layers.
Drag.
Drag reduction.
Flow control.
Optimization.
Shock absorbers.
Transonic flow.
Adjoint optimizations.
Aerodynamic efficiency.
Flow control methods.
Off design condition.
Optimization algorithms.
Shock control.
Supercritical airfoils.
SWBLI.
Shock waves.
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3 مقاله Application of the adjoint optimisation of shock control bump for ONERA-M6 wing Nejati, A. 2017 Adjoint optimisation method.
Shock control bump.
Three-dimensional bump.
Transonic wing.
Aerodynamic configurations.
Aerodynamic drag.
Aerodynamics.
Airfoils.
Boundary layer flow.
Boundary layers.
Drag.
Drag reduction.
Numerical methods.
Shock absorbers.
Shock waves.
Transonic aerodynamics.
Aero-dynamic performance.
Boundary layer velocity.
Numerical investigations.
Optimisation method.
Shock control.
Shock-wave/boundary layer interactions.
Three-dimensional flow structure.
Transonic wings.
Shape optimization.
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4 مقاله Performance improvement of a supercritical airfoil by a multi-point optimized shock control channel Nejati, A. Springer Netherlands, 2018 Multi-point adjoint optimization.
Shock control channel.
Shock wave.
Supercritical airfoil.
Aerodynamics.
Airfoils.
Angle of attack.
Boundary layers.
Drag.
Drag reduction.
Flow control.
Optimization.
Shock absorbers.
Transonic flow.
Adjoint optimizations.
Aerodynamic efficiency.
Flow control methods.
Off design condition.
Optimization algorithms.
Shock control.
Supercritical airfoils.
SWBLI.
Shock waves.
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5 پایان نامه بهینه سازی آیرودینامیکی ایرفویل و بال گذر صوت با استفاده از برجستگی هندسی، جریان مکشی و دمشی با روش الحاقی Aerodynamic Optimization of Transonic Airfoils and Wings by Using Shock Control Bump, Suction and Blowing with Adjoint Method نجاتی، اشکان Nejati, Ashkan صنعتی شریف 1394 موج ضربه ای Shock Wave / کاهش پسا Drag Reduction / برجستگی کنترل موج ضربه ای Shock Control Bump / بهینه سازی پایدار Robust Optimization / دمش Blowing / مکش Suction / هواشکن گذر صوتی Transonic Airfoil / بهینه سازی چندنقطه ای Mulfi-Point Optimization / الگوریتم گرادیانی الحاقی مبنا Gradient-Based Adjoint Algorithm
‭45-48076
6 پایان نامه دسته‌بندی پروژه‌های نرم‌افزاری در سیستم‌های کنترل نسخه Categorization of Software Repositories in Version Control Systems نجاتی، مهتاب Nejati, Mahtab صنعتی شریف 1400 سیستم کنترل نسخه Version Control System / گراف دانش Knowledge Graph / یادگیری ماشینی Machine Learning / دسته بندی Classification / الگوریتم برچسب گذاری Labeling Algorithm / موضوعات نرم‌افزاری Software Topics / پروژه‌های نرم‌افزاری Software Projects
‭19-54184
7 پایان نامه مطالعه تجربی تأثیر صلبیت اتصالات در قاب های خمشی فولادی تحت بارگذاری آتش Experimental Study on the Influence of Connections Rigidity in Steel Moment-Resisting Frames Under Fire Loading نجاتی، شاهین Nejati, Shahin صنعتی شریف 1396 قاب خمشی فولادی Steel Moment Resistant Frame / صلبیت Rigidity / اتصال ورق انتهایی تراز Flush End-plate Connection / آتش سوزی Fire / افزایش دما Elevated Temperature / سازه های فولادی Steel Structures / اتصال نیمه صلب Semirigid Connection
‭09-58119
8 مقاله Comparison between backstepping and input-output linearization techniques for pH process control Nejati, A. 2012 Globally linearizing controller.
Adaptive backstepping.
Backstepping technique.
Experimental studies.
Full-order models.
Input output linearization.
Load rejections.
PH control.
Ph process control.
Reduced order models.
Set-point tracking.
State estimator designs.
State measurements.
Work performance.
Backstepping.
Computer simulation.
Controllers.
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9 مقاله Multivariable control strategy for autonomous operation of a converter-based distributed generation system Nejati, A. 2011 Autonomous operations.
Balanced loads.
Constant frequency.
Constant magnitude.
Control strategies.
DG system.
DG unit.
Distributed generation system.
Distributed generation units.
Islanded mode.
Linearized models.
Load resistances.
Load voltages.
LTI systems.
Multi variables.
Multivariable control.
Non-linear model.
Nonlinear simulations.
Nyquist.
Operating points.
Reference signals.
Robust tracking.
Simulation result.
Sinusoidal voltage.
Distributed power generation.
Linearization.
Nonlinear equations.
Power transmission.
Controllers.
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10 مقاله A two-dimensional approach to evaluate the scientific production of countries (case study: The basic sciences) Nejati, A. 2010 Basic science.
Quality.
Quantity.
Scientific production.
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11 مقاله Adaptive nonlinear control of pH neutralization processes using fuzzy approximators Salehi, S. 2009 Adaptive control.
Adaptive control schemes.
Adaptive nonlinear control.
Approximators.
Asymptotical stability.
Composition measurements.
Experimental studies.
Fuzzy logic system.
Fuzzy logic systems.
Load rejections.
Nonlinear control.
pH control.
PH neutralization process.
PI Controller.
Set-point tracking.
Uniformly ultimately bounded.
Controllers.
Fuzzy control.
Fuzzy logic.
Fuzzy sets.
Nonlinear control systems.
Predictive control systems.
System stability.
Adaptive control systems.
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12 مقاله Adaptive input-output linearization control of pH processes Nejati, A. 2008 pH control.
Exact linearization.
Nonlinear state estimator.
Least-squares identification.
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13 پایان نامه بهبود زمان پاسخ به کاربران متحرک با استفاده از مهاجرت سرویس در رایانش لبه ای سیار Response Time Improvement Using Service Migration in Mobile Edge Computing Considering User Mobility نجاتی، امیر رضا Nejati, Amir Reza صنعتی شریف 1397 رایانش لبه ای سیار Mobile Edge Computing / زمان پاسخ Response Time / نسل پنجم شبکه های سیار Fifth Generation of Mobile Networks / مهاجرت خدمت Service Migration / کاربر سیار Mobile User / پیش بینی مسیر حرکت Route Prediction
‭19-51371
14 مقاله Algorithms for biobjective shortest path problems in fuzzy networks Mahdavi, I. 2011 Biobjective shortest path.
Dynamic programming.
Fuzzy network.
Fuzzy ranking methods.
Labeling method.
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15 مقاله Contribution of steel fiber as reinforcement to the properties of cement-based concrete: a review Najigivi, A. 2017 Concrete.
Steel fiber.
Cements.
Compressive strength.
Concretes.
Mechanical properties.
Physical properties.
Reinforcement.
Strength of materials.
Tensile strength.
Concrete matrix.
Deformation characteristics.
Fresh properties.
High performance cements.
High strength.
Physical and mechanical properties.
Propagation of cracks.
Reinforcing materials.
Steel fibers.
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16 پایان نامه تحلیل پایداری تیر تحت اثر ترکیب بارهای محوری، خمشی و پیچشی دنبالگر در انتها Stability Analysis of a Beam Subjected to Axial, Bending and Torsional Follower Loads on the Tip نجاتی، علیرضا Nejati, Alireza دانشگاه صنعتی شریف 1392 بارگذاری ترکیبی Combined Loading / بار دنبال گر Follower Force / تیر اویلر - برنولی سه بعدی غیرخطی Nonlinear Three Dimentional Euler-Bernoulli Beam Theory / اصل همیلتون توسعه یافته Extended Hamilton Principle / روش گالرکین Galerkin Method / بارهای محوری Axial Loads
‭45-45066
17 مقاله Effect of microstructural constituents on the thermal fatigue life of A319 aluminum alloy Firouzdor, V. 2007 Thermal fatigue resistance.
Thermal-shock fatigue.
Thermo-mechanical fatigue.
Aluminum alloys.
Aluminum alloys.
Brittleness.
Crack propagation.
Intermetallics.
Metallographic microstructure.
Porosity.
Thermal fatigue.
Volume fraction.
Thermal shock.
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18 مقاله Immobilization of cellulase on non-porous ultrafine silica particles Afsahi, B. Sharif University of Technology, 2007 pH.
Thermodynamic stability.
Cellulase.
Glutaraldehyde.
Ultrafine silica particles.
Crosslinking.
Enzyme immobilization.
Purification.
Ammonium sulfate.
Enzyme.
Immobilization.
Silica.
Hypocrea jecorina.
Adsorption.
Temperature.
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19 مقاله Experimental investigation of liquid–liquid flow in an inclined pipe using dimensionless numbers Yousefirad, S. John Wiley and Sons Inc, 2023 Dimensionless numbers.
Flow pattern.
Inclined pipe.
Pattern boundary.
Two-phase flow.
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20 پایان نامه طراحی و ساخت دستگاه موقعیت دهی دومحوره با دقت نانومتری Design and Fabrication of a XY Nano-Positioning System نجاتی، محمد رضا Nejati, Mohammad Reza صنعتی شریف 1394 موقعیت دهی نانو Nanopositioning / عملگر پیزوالکتریک Piezoelectric Actuator / دقت نانومتری Nanometer Resolution / سکوی موقعیت دهی دومحوره XY Precise Positioning Stage
‭08-48540
Total 37 records