Volume 46, Issue 2
مرور بر اساس
ارسال های اخیر
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Thread Pitch Variant in Orthodontic Mini-screws: A 3-D Finite Element Analysis (University of Tehran, 2015-07-01)Orthodontic miniscrews are widely used as temporary anchorage devices to facilitate orthodontic movements. Miniscrew loosening is a common problem, which usually occurs during the first two weeks of treatment. Macrodesign ...
 
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Analytical Dynamic Modelling of Heel-off and Toe-off Motions for a 2D Humanoid Robot (University of Tehran, 2015-07-01)The main objective of this article is to optimize the walking pattern of a 2D humanoid robot with heel-off and toe-off motions in order to minimize the energy consumption and maximize the stability margin. To this end, at ...
 
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A mesh generation procedure to simulate bimaterials (University of Tehran, 2015-07-01)It is difficult to develop an algorithm which is able to generate the appropriate mesh around the interfaces in bimaterials. In this study, a corresponding algorithm is proposed for this class of unified structures made ...
 
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Optimum parameters of nonlinear integrator using design of experiments based on Taguchi method (University of Tehran, 2015-07-01)For many physical systems like vehicles, acceleration can be easily measured for the respective states. However, the outputs are usually affected by stochastic noise disturbance. The mentioned systems are often sensitive ...
 
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A Computational study on the effect of different design parameters on the accuracy of biopsy procedure (University of Tehran, 2015-07-01)Needle insertion is a minimally invasive technique in diagnosing and treating tumors. However, to perform a surgery accurately, the tissue should have minimum amount of displacement during needle insertion so that it reaches ...
 
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Dynamics modeling and stable gait planning of a quadruped robot in walking over uneven terrains (University of Tehran, 2015-07-01)Quadruped robots have unique capabilities for motion over uneven natural environments. This article presents a stable gait for a quadruped robot in such motions and discusses the inverse-dynamics control scheme to follow ...
 
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Numerical Study of Droplet Generation Process in a Microfluidic Flow Focusing (University of Tehran, 2015-07-01)Microfluidic flow focusing devices have been utilized for droplet generation on account of its superior control over droplet size. Droplet based microfluidics addressed many scientific issues by providing a novel technological ...
 
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Dynamic responses of poroelastic beams with attached mass-spring systems and time-dependent, non-ideal supports subjected to moving loads: An analytical approach (University of Tehran, 2015-07-01)The present study is the first to analyze the dynamic response of a poroelastic beam subjected to a moving force. Moreover, the influences of attached mass-spring systems and non-ideal supports (with local movements in the ...
 
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Numerical free vibration analysis of higher-order shear deformable beams resting on two-parameter elastic foundation (University of Tehran, 2015-07-01)Free vibration analysis of higher-order shear deformation beam resting on one- and two-parameter elasticfoundation is studied using differential transform method (DTM) as a part of a calculation procedure. First,
 
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Comparative study between dynamic transient and degree-hours methods to estimate heating and cooling loads of building’s wall (University of Tehran, 2015-07-01)In this paper, dynamic transient method and conventional degree-hours method (static) have been compared to estimate heating and cooling loads of building's wall. All main wall surfaces of various orientations, i.e.South, ...
 
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Vibration analysis of double bonded composite pipe reinforced by BNNTs conveying oil (University of Tehran, 2015-07-01)In the present research, nonlinear vibration in a coupled system of Boron-Nitride nano-tube reinforced composite (BNNTRC) oil pipes is studied. Single-walled Boron-Nitride nano-tubes (SWBNNTs) are arranged in a longitudinal ...
 



