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Proceedings Papers

Effects of Kurtosis Value on the Response of Vibrating Beam With Different Boundary Conditions

Hesam Hoursan, Mohammad Taghi Ahmadian
Proc. ASME. IMECE2016, Volume 13: Acoustics, Vibration, and Wave Propagation, V013T01A001, November 11–17, 2016
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2016-65810
https://doi.org/10.1115/IMECE2016-65810
View Paper titled, Effects of Kurtosis Value on the Response of Vibrating Beam With Different Boundary Conditions
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Topics: Boundary-value problems, Signals, Stress, Algorithms, Deformation, Excitation, Finite element model, Gaussian distribution, Generators
Proceedings Papers

Mechanical Characterization of Brain Tissue in Compression

Abbas Shafiee, Mohammad Taghi Ahmadian, Maryam Hoviattalab
Proc. ASME. IDETC-CIE2016, Volume 3: 18th International Conference on Advanced Vehicle Technologies; 13th International Conference on Design Education; 9th Frontiers in Biomedical Devices, V003T11A001, August 21–24, 2016
Publisher: American Society of Mechanical Engineers
Paper No: DETC2016-59019
https://doi.org/10.1115/DETC2016-59019
View Paper titled, Mechanical Characterization of Brain Tissue in Compression
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Topics: Biological tissues, Brain, Compression, Finite element analysis, Biomechanics, Modeling, Relaxation (Physics), Stress, Stress-strain curves, Traumatic brain injury
Proceedings Papers

Traumatic Brain Injury Caused by +Gz Acceleration

Abbas Shafiee, Mohammad Taghi Ahmadian, Maryam Hoviattalab
Proc. ASME. IDETC-CIE2016, Volume 3: 18th International Conference on Advanced Vehicle Technologies; 13th International Conference on Design Education; 9th Frontiers in Biomedical Devices, V003T11A002, August 21–24, 2016
Publisher: American Society of Mechanical Engineers
Paper No: DETC2016-59021
https://doi.org/10.1115/DETC2016-59021
View Paper titled, Traumatic Brain Injury Caused by +Gz Acceleration
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Topics: Traumatic brain injury, Brain, Pressure, Computerized tomography, Damage, Imaging, Magnetic resonance imaging, Modeling, Physiology, Soft tissues
Proceedings Papers

Micromechanical Modeling of Connective Soft Tissues

Ali Fallah, Mohammad Taghi Ahmadian, Keikhosrow Firoozbakhsh
Proc. ASME. IDETC-CIE2015, Volume 3: 17th International Conference on Advanced Vehicle Technologies; 12th International Conference on Design Education; 8th Frontiers in Biomedical Devices, V003T14A001, August 2–5, 2015
Publisher: American Society of Mechanical Engineers
Paper No: DETC2015-46165
https://doi.org/10.1115/DETC2015-46165
View Paper titled, Micromechanical Modeling of Connective Soft Tissues
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Topics: Modeling, Soft tissues, Biological tissues, Fibers, Boundary-value problems, Constitutive equations, Tendons
Proceedings Papers

Nonlinear Free Vibration of Piezoelectric Functionally Graded Beams in Thermal Environment

Ali Fallah, Mohammad Taghi Ahmadian, Ahmad Barari
Proc. ASME. IDETC-CIE2015, Volume 8: 27th Conference on Mechanical Vibration and Noise, V008T13A081, August 2–5, 2015
Publisher: American Society of Mechanical Engineers
Paper No: DETC2015-46163
https://doi.org/10.1115/DETC2015-46163
View Paper titled, Nonlinear Free Vibration of Piezoelectric Functionally Graded Beams in Thermal Environment
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Topics: Free vibrations, Boundary-value problems, Displacement, Equations of motion, Euler-Bernoulli beam theory, Vibration
Proceedings Papers

Dynamic Behaviour of Ox Tibial and Femoral Bones: A Comparison With Human Bones

Hesam Hoursan, Mohammad Taghi Ahmadian
Proc. ASME. IDETC-CIE2015, Volume 8: 27th Conference on Mechanical Vibration and Noise, V008T13A053, August 2–5, 2015
Publisher: American Society of Mechanical Engineers
Paper No: DETC2015-46555
https://doi.org/10.1115/DETC2015-46555
View Paper titled, Dynamic Behaviour of Ox Tibial and Femoral Bones: A Comparison With Human Bones
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Topics: Bone, Damping, Finite element model, Computerized tomography, Density, Mechanical properties, Mode shapes, Prostheses, Reflection, Stability
Proceedings Papers

Oscillatory Behavior of the Nonlinear Clamped-Free Beam Microgyroscopes Under Electrostatic Actuation and Detection

Mahdi Mojahedi, Mohammad Taghi Ahmadian, Keikhosrow Firoozbakhsh, Ahmad Barari
Proc. ASME. IMECE2013, Volume 10: Micro- and Nano-Systems Engineering and Packaging, V010T11A022, November 15–21, 2013
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2013-62214
https://doi.org/10.1115/IMECE2013-62214
View Paper titled, Oscillatory Behavior of the Nonlinear Clamped-Free Beam Microgyroscopes Under Electrostatic Actuation and Detection
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Topics: Microgyroscopes
Proceedings Papers

Static and Dynamic Analysis of a Clamp-Clamp Nano-Beam Under Electrostatic Actuation and Detection Considering Intermolecular Forces

Mahdi Mojahedi, Keikhosrow Firoozbakhsh, Ahmad Barari, Mohammad Taghi Ahmadian
Proc. ASME. IMECE2013, Volume 10: Micro- and Nano-Systems Engineering and Packaging, V010T11A023, November 15–21, 2013
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2013-62216
https://doi.org/10.1115/IMECE2013-62216
View Paper titled, Static and Dynamic Analysis of a Clamp-Clamp Nano-Beam Under Electrostatic Actuation and Detection Considering Intermolecular Forces
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Topics: Clamps (Tools), Dynamic analysis, Intermolecular forces, Aerospace industry, Design, Electric fields, Electronics, Microelectromechanical systems, Nanoelectromechanical systems, Nonlinear differential equations
Proceedings Papers

System and Method for Analysis of Involving Factors in the Demisting Cyclone Efficiency

Masoud Molaei Najafabadi, Mohammad Ali Ehteram, Mohammad Taghi Ahmadian, Ahmad Barari
Proc. ASME. IMECE2013, Volume 15: Safety, Reliability and Risk; Virtual Podium (Posters), V015T16A016, November 15–21, 2013
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2013-65867
https://doi.org/10.1115/IMECE2013-65867
View Paper titled, System and Method for Analysis of Involving Factors in the Demisting Cyclone Efficiency
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Topics: Air flow, Corners (Structural elements), Drops, Flow (Dynamics), Manufacturing, Performance, Pipeline risers, Pressure, Risers (Casting), Separation (Technology)
Proceedings Papers

Modelling and Analysis of the Effect of Angular Velocity and Acceleration on Brain Strain Field in Traumatic Brain Injury

Hesam Hoursan, Mohammad Taghi Ahmadian, Ahmad Barari, Hamid Naghibi Beidokhti
Proc. ASME. IMECE2013, Volume 3A: Biomedical and Biotechnology Engineering, V03AT03A006, November 15–21, 2013
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2013-63053
https://doi.org/10.1115/IMECE2013-63053
View Paper titled, Modelling and Analysis of the Effect of Angular Velocity and Acceleration on Brain Strain Field in Traumatic Brain Injury
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Topics: Brain, Finite element methods, Modeling, Traumatic brain injury
Proceedings Papers

Characterization of Static Behavior of a Nonlinear Doubly Clamped Microbeam Under Electrostatic Actuation and Detection

Mohammad Taghi Ahmadian, Mahdi Mojahedi, Ahmad Barari, Keikhosrow Firoozbakhsh
Proc. ASME. IDETC-CIE2013, Volume 1: 15th International Conference on Advanced Vehicle Technologies; 10th International Conference on Design Education; 7th International Conference on Micro- and Nanosystems, V001T09A008, August 4–7, 2013
Publisher: American Society of Mechanical Engineers
Paper No: DETC2013-12201
https://doi.org/10.1115/DETC2013-12201
View Paper titled, Characterization of Static Behavior of a Nonlinear Doubly Clamped Microbeam Under Electrostatic Actuation and Detection
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Topics: Microbeams, Microgyroscopes
Proceedings Papers

The Oscillatory Behavior of Doubly Clamped Microgyroscopes Under Electrostatic Actuation and Detection

Mahdi Mojahedi, Keikhosrow Firoozbakhsh, Mohammad Taghi Ahmadian
Proc. ASME. IDETC-CIE2013, Volume 1: 15th International Conference on Advanced Vehicle Technologies; 10th International Conference on Design Education; 7th International Conference on Micro- and Nanosystems, V001T09A009, August 4–7, 2013
Publisher: American Society of Mechanical Engineers
Paper No: DETC2013-12202
https://doi.org/10.1115/DETC2013-12202
View Paper titled, The Oscillatory Behavior of Doubly Clamped Microgyroscopes Under Electrostatic Actuation and Detection
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Topics: Microgyroscopes
Proceedings Papers

Wall Stress Estimation of Human Heart Under the Effect of High Accelerations

Masood Jamshidi, Mohammad Taghi Ahmadian
Proc. ASME. SBC2013, Volume 1B: Extremity; Fluid Mechanics; Gait; Growth, Remodeling, and Repair; Heart Valves; Injury Biomechanics; Mechanotransduction and Sub-Cellular Biophysics; MultiScale Biotransport; Muscle, Tendon and Ligament; Musculoskeletal Devices; Multiscale Mechanics; Thermal Medicine; Ocular Biomechanics; Pediatric Hemodynamics; Pericellular Phenomena; Tissue Mechanics; Biotransport Design and Devices; Spine; Stent Device Hemodynamics; Vascular Solid Mechanics; Student Paper and Design Competitions, V01BT61A007, June 26–29, 2013
Publisher: American Society of Mechanical Engineers
Paper No: SBC2013-14574
https://doi.org/10.1115/SBC2013-14574
View Paper titled, Wall Stress Estimation of Human Heart Under the Effect of High Accelerations
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Topics: Stress, Myocardium, Compression, Curve fitting, Dimensions, Finite element analysis, Finite element methods, Image segmentation, Magnetic resonance imaging, Mechanical behavior
Proceedings Papers

Nonlinear Analysis of Pull-In Voltage for a Fully Clamped Microplate With Movable Base

Ali Karimzade, Hamid Moeenfard, Mohammad Taghi Ahmadian
Proc. ASME. IMECE2012, Volume 10: Emerging Technologies and Topics; Public Policy, 71-75, November 9–15, 2012
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2012-89285
https://doi.org/10.1115/IMECE2012-89285
View Paper titled, Nonlinear Analysis of Pull-In Voltage for a Fully Clamped Microplate With Movable Base
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Topics: Microelectromechanical systems, Microplates, Actuators, Cantilever beams, Compression, Deflection, Galerkin method, Nonlinear differential equations, Plates (structures), Potential energy
Proceedings Papers

Static Pull-In Analysis of Micro-Cantilevers in Wet Etching Fabrication Process

Ali Darvishian, Hamid Moeenfard, Mohammad Taghi Ahmadian
Proc. ASME. IMECE2012, Volume 9: Micro- and Nano-Systems Engineering and Packaging, Parts A and B, 347-350, November 9–15, 2012
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2012-89237
https://doi.org/10.1115/IMECE2012-89237
View Paper titled, Static Pull-In Analysis of Micro-Cantilevers in Wet Etching Fabrication Process
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Topics: Chemical etching, Manufacturing, Microcantilevers
Proceedings Papers

Nonlinear Analysis of Pull-In Phenomenon and Maximum Deflection of MEMS With Movable Base Under Capillary and Van Der Waals Forces

Ali Karimzade, Mohammad Taghi Ahmadian, Hamidreza Asemani
Proc. ASME. IMECE2012, Volume 9: Micro- and Nano-Systems Engineering and Packaging, Parts A and B, 351-356, November 9–15, 2012
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2012-89291
https://doi.org/10.1115/IMECE2012-89291
View Paper titled, Nonlinear Analysis of Pull-In Phenomenon and Maximum Deflection of MEMS With Movable Base Under Capillary and Van Der Waals Forces
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Topics: Deflection, Microelectromechanical systems, Van der Waals forces
Proceedings Papers

Influence of Fringing Field Effect on the Pull-In of Size Dependent Micro-Beams

Ali Darvishian, Hamid Moeenfard, Mohammad Taghi Ahmadian
Proc. ASME. IMECE2012, Volume 9: Micro- and Nano-Systems Engineering and Packaging, Parts A and B, 577-580, November 9–15, 2012
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2012-89238
https://doi.org/10.1115/IMECE2012-89238
View Paper titled, Influence of Fringing Field Effect on the Pull-In of Size Dependent Micro-Beams
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Topics: Microbeams, Strain gradient
Proceedings Papers

Characterization of Static Behavior of Electrostatically Actuated Micro Tweezers Using Modified Couple Stress Theory

Ali Darvishian, Hamid Moeenfard, Nasser Ghaderi, Mohammad Taghi Ahmadian
Proc. ASME. IMECE2012, Volume 9: Micro- and Nano-Systems Engineering and Packaging, Parts A and B, 581-585, November 9–15, 2012
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2012-89239
https://doi.org/10.1115/IMECE2012-89239
View Paper titled, Characterization of Static Behavior of Electrostatically Actuated Micro Tweezers Using Modified Couple Stress Theory
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Topics: Stress
Proceedings Papers

Coupled Bending and Torsion Effects on the Squeezed Film Air Damping in Torsional Micromirrors

Hamid Moeenfard, Farzaneh Kaji, Mohammad Taghi Ahmadian
Proc. ASME. IDETC-CIE2012, Volume 5: 6th International Conference on Micro- and Nanosystems; 17th Design for Manufacturing and the Life Cycle Conference, 49-55, August 12–15, 2012
Publisher: American Society of Mechanical Engineers
Paper No: DETC2012-70114
https://doi.org/10.1115/DETC2012-70114
View Paper titled, Coupled Bending and Torsion Effects on the Squeezed Film Air Damping in Torsional Micromirrors
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Topics: Damping, Torsion, Mirrors, Torque, Microbeams, Modeling, Pressure, Rotation
Proceedings Papers

A Coupled Two Degree of Freedom Model for Nano/Micromirrors Under van der Waals Force

Hamid Moeenfard, Ali Darvishian, Mohammad Taghi Ahmadian
Proc. ASME. IDETC-CIE2012, Volume 5: 6th International Conference on Micro- and Nanosystems; 17th Design for Manufacturing and the Life Cycle Conference, 145-150, August 12–15, 2012
Publisher: American Society of Mechanical Engineers
Paper No: DETC2012-70671
https://doi.org/10.1115/DETC2012-70671
View Paper titled, A Coupled Two Degree of Freedom Model for Nano/Micromirrors Under van der Waals Force
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Topics: Degrees of freedom, Van der Waals forces, Torsion, Stiffness, Equilibrium (Physics), Deflection, Design, Potential energy, Rotation, Theorems (Mathematics)