مرور Volume 26, Issue 4: Special Issue Dedicated to Professor Abolhassan Vafai بر اساس تاریخ انتشار
در حال نمایش موارد 1 - 17 از 17
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THE NONTRIVIAL ZEROS OF COMPLETED ZETA FUNCTION AND RIEMANN HYPOTHESIS
(Sharif University of Technology, 2019-08-01)Based on the completed Zeta function, this paper addresses that the real part ofevery non-trivial zero of the Riemann's............
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Effect of utilizing glass fiber-reinforced polymer on flexural strengthening of RC arches
(Sharif University of Technology, 2019-08-01)An experimental study on the flexural behavior of reinforced concrete (RC) arches strengthened with glass fiber-reinforced polymer (GFRP) layers is performed. Totally, 36 specimens including 3 un-strengthened (control) and ...
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A novel damage detection method based on flexibility identification theory and data fusion technique
(Sharif University of Technology, 2019-08-01)An improved flexibility-based method hasbeen proposed in this studyfor damage detection, in which multi-scale convolution is utilized to decrease the interference of the measurementnoise and theDempster-Shafer evidence ...
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Finite Element Model and Size Dependent Stability Analysis of Boron Nitride and Silicon Carbide Nanowires/Nanotubes
(Sharif University of Technology, 2019-08-01)In present paper, the stability analysis of boron nitride and silicon carbide nanotubes/nanowires is investigated using different size effective theories, finite element method, and computer software. Size effective theories ...
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Analysis of laminated composite plates based on THB-RKPM method using the higher order shear deformation plate theory
(Sharif University of Technology, 2019-08-01)In the present investigation, static, free vibration and buckling response of laminated composite plates based on the coupling of truncated hierarchical B-splines (THB-splines) and reproducing kernel particle method (RKPM) ...
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Development of Fragility Curves for Existing Residential Steel Buildings with Concentrically Braced Frames
(Sharif University of Technology, 2019-08-01)The objective of this study is to develop analytical fragility curves for an ensemble of 3- to 6-story existing residential steel buildings with concentrically braced frames in two directions, designed during 2010 and 2015, ...
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Constraint Control Method of Optimization and its Application to Design of Steel Frames
(Sharif University of Technology, 2019-08-01)Different optimization methods are available for optimum design of structures including; classical optimization techniques and meta-heuristic optimization algorithms. However, engineers do not generally use optimization ...
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Employing a Novel Gait Pattern Generator on a Social Humanoid Robot
(Sharif University of Technology, 2019-08-01)This paper presents a novel Gait Pattern Generator developed for the “Alice" social humanoid robot whichup to now lacked an appropriate walking pattern. Due to the limitations of this robot, the proposed gatepattern generator ...
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Numerical modeling of particle motion and deposition in turbulent wavy channel flows
(Sharif University of Technology, 2019-08-01)This work investigates the turbulent flow and particles deposition in wavy duct flows. The v2f turbulence model was used for simulating the turbulent flow through the wavy channel. The instantaneous turbulence fluctuating ...
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Optimum recovery time for cyclic compression tests on bovine brain tissue
(Sharif University of Technology, 2019-08-01)In conducting mechanical tests on the brain tissue, it is preferred to perform multiple tests on the same sample. In this study we investigated the behavior of the bovine brain tissue in repeated compression tests with six ...
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A New Method to Determine the Collapse Capacity and Risk of RC Structures Incorporating Pulse Period Effect in Near-Faultwith Considering Confinement ratio
(Sharif University of Technology, 2019-08-01)Collapse capacity is one of the fundamental factors for evaluating of collapse risk in performance-based design engineering field. Calculation of this parameter has been time consuming during past decade. This issue has ...
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Effect of creep on high-order shear deformable beams
(Sharif University of Technology, 2019-08-01)A powerful and new theoretical approach is used to obtain an expression for the effect of creep on reinforced concrete shear deformable beams. First, a method for Euler-Bernulli beam is proposed to represent long-term ...
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Profile and wavefront optimization by metaheuristic algorithms for efficient finite element analysis
(Sharif University of Technology, 2019-08-01)For an efficient solution of the equations arising from finite element analysis, the stiffness matrix of the model should be structured. This can be done by reducing the profile or wavefront of the corresponding graph ...
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An efficient method for reliability estimation using the combination of asymptotic sampling and weighted simulation
(Sharif University of Technology, 2019-08-01)In this paper, an efficient reliability method is proposed. The Asymptotic Sampling (AS) and Weighted Simulation (WS) are two main basic tools of the presented method. In AS, the standard deviation of the distributions are ...
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Toxicity Evaluation of Highway Stormwater Runoff
(Sharif University of Technology, 2019-08-01)This paper is prepared to present the results of two major toxicity investigations of highway runoff in the state of California and verify or reject the hypothesis of whether highway runoff is toxic. Two major toxicity ...
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Instantaneous and Equilibrium Responses of the Brain Tissue by Stress Relaxation and Quasi-Linear Viscoelasticity Theory
(Sharif University of Technology, 2019-08-01)Human brain and brainstem tissues have viscoelastic characteristics and their behaviours are functions of strains, as well as strain rates. Determination of the equilibrium and instantaneous stresses happening at low and ...



