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Proceedings Papers

Direct Solid Element Slicing in Topology Optimization for Additive Manufacturing

Dylan Bender, Ahmad Barari
Proc. ASME. IDETC-CIE2019, Volume 1: 39th Computers and Information in Engineering Conference, V001T02A041, August 18–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: DETC2019-98452
https://doi.org/10.1115/DETC2019-98452
View Paper titled, Direct Solid Element Slicing in Topology Optimization for Additive Manufacturing
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Topics: Additive manufacturing, Design, Manufacturing, Optimization, Topology
Proceedings Papers

Geometric Complexity Estimation of Continuous Surfaces for Fitting Processes

Hossein Gohari Bahabadi, Ahmad Barari
Proc. ASME. IDETC-CIE2019, Volume 1: 39th Computers and Information in Engineering Conference, V001T02A027, August 18–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: DETC2019-98456
https://doi.org/10.1115/DETC2019-98456
View Paper titled, Geometric Complexity Estimation of Continuous Surfaces for Fitting Processes
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Topics: Additive manufacturing, Algorithms, Computational geometry, Design, Fittings, Inspection, Manufacturing, Metrology, Optimization algorithms, Splines
Proceedings Papers

Overhanging Feature Analysis for the Additive Manufacturing of Topology Optimized Structures

Dylan Bender, Ahmad Barari
Proc. ASME. IDETC-CIE2018, Volume 1A: 38th Computers and Information in Engineering Conference, V01AT02A044, August 26–29, 2018
Publisher: American Society of Mechanical Engineers
Paper No: DETC2018-85967
https://doi.org/10.1115/DETC2018-85967
View Paper titled, Overhanging Feature Analysis for the Additive Manufacturing of Topology Optimized Structures
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Topics: Additive manufacturing, Topology, Density, Design, Geometry, Optimization, Surface quality
Proceedings Papers

Flow-Induced Nonlinear Vibration of Non-Uniform Nanotubes

Shamim Mashrouteh, Ahmad Barari, Ebrahim Esmailzadeh
Proc. ASME. IDETC-CIE2017, Volume 8: 29th Conference on Mechanical Vibration and Noise, V008T12A042, August 6–9, 2017
Publisher: American Society of Mechanical Engineers
Paper No: DETC2017-68208
https://doi.org/10.1115/DETC2017-68208
View Paper titled, Flow-Induced Nonlinear Vibration of Non-Uniform Nanotubes
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Topics: Flow (Dynamics), Nanotubes, Nonlinear vibration, B-splines, Differential equations, Euler-Bernoulli beam theory, Excitation, Fluids, Frequency response, Galerkin method
Proceedings Papers

Convergence Study of Genetic Programming Approach to Estimate Surface Integrity on Additive Manufacturing Parts

Saeed Jamiolahmadi, Ahmad Barari
Proc. ASME. IDETC-CIE2015, Volume 1A: 35th Computers and Information in Engineering Conference, V01AT02A037, August 2–5, 2015
Publisher: American Society of Mechanical Engineers
Paper No: DETC2015-47997
https://doi.org/10.1115/DETC2015-47997
View Paper titled, Convergence Study of Genetic Programming Approach to Estimate Surface Integrity on Additive Manufacturing Parts
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Topics: Additive manufacturing, Computer programming, Errors, Sensors, Surface roughness
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

A Finite Element Approach to Estimate the Detailed Deviation Zone in Coordinate Metrology

Amirali Lalehpour, Ahmad Barari, Saeed Jamiolahmadi
Proc. ASME. IDETC-CIE2015, Volume 1A: 35th Computers and Information in Engineering Conference, V01AT02A038, August 2–5, 2015
Publisher: American Society of Mechanical Engineers
Paper No: DETC2015-48008
https://doi.org/10.1115/DETC2015-48008
View Paper titled, A Finite Element Approach to Estimate the Detailed Deviation Zone in Coordinate Metrology
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Topics: Finite element analysis, Metrology, Manufacturing, Errors, Inspection
Proceedings Papers

Modelling of Cusp Geometry in Additive Manufacturing Parts Using a Piece-Wise Polynomial

Farzaneh Kaji, Ahmad Barari
Proc. ASME. IDETC-CIE2015, Volume 1A: 35th Computers and Information in Engineering Conference, V01AT02A039, August 2–5, 2015
Publisher: American Society of Mechanical Engineers
Paper No: DETC2015-48009
https://doi.org/10.1115/DETC2015-48009
View Paper titled, Modelling of Cusp Geometry in Additive Manufacturing Parts Using a Piece-Wise Polynomial
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Topics: Additive manufacturing, Geometry, Modeling, Polynomials, Surface roughness, Manufacturing, Design, Errors, Resolution (Optics), Stairs
Proceedings Papers

Surface Tribology Study Resulting by Diamond-Like Carbon Coating

Sergio Mordo, Valery Popravko, Ahmad Barari
Proc. ASME. IMECE2014, Volume 2B: Advanced Manufacturing, V02BT02A054, November 14–20, 2014
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2014-38776
https://doi.org/10.1115/IMECE2014-38776
View Paper titled, Surface Tribology Study Resulting by Diamond-Like Carbon Coating
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Topics: Coating processes, Diamond films, Microscopes, Surface finishing, Surface roughness, Tribology
Proceedings Papers

Using Simple Structural Beam Model to Optimize for Bending Stiffness and Vibration in Automotive Structures

Ian Wood, Ahmad Barari, Ebrahim Esmailzadeh
Proc. ASME. IMECE2014, Volume 4A: Dynamics, Vibration, and Control, V04AT04A054, November 14–20, 2014
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2014-37992
https://doi.org/10.1115/IMECE2014-37992
View Paper titled, Using Simple Structural Beam Model to Optimize for Bending Stiffness and Vibration in Automotive Structures
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Topics: Beams (Structural), Stiffness, Vibration, Design, Weight (Mass), Vehicles, Corporate average fuel economy, Dimensions, Dynamic testing (Materials), Fuel efficiency
Proceedings Papers

Using the Simple Structural Beam (SSB) Model to Optimize and Analyze Automotive Structures for Bending Stiffness and Natural Frequency

Ian Wood, Ahmad Barari, Ebrahim Esmailzadeh
Proc. ASME. IDETC-CIE2014, Volume 3: 16th International Conference on Advanced Vehicle Technologies; 11th International Conference on Design Education; 7th Frontiers in Biomedical Devices, V003T01A039, August 17–20, 2014
Publisher: American Society of Mechanical Engineers
Paper No: DETC2014-35549
https://doi.org/10.1115/DETC2014-35549
View Paper titled, Using the Simple Structural Beam (SSB) Model to Optimize and Analyze Automotive Structures for Bending Stiffness and Natural Frequency
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Topics: Beams (Structural), Stiffness, Vehicles, Design, Deflection, Resonance, Vibration, Dimensions, Engines, Finite element methods
Proceedings Papers

An Approach to Estimate the Detailed Deviation Zone in Coordinate Metrology Using Harmonic Function Properties

Saeed Jamiolahmadi, Ahmad Barari
Proc. ASME. IDETC-CIE2014, Volume 1A: 34th Computers and Information in Engineering Conference, V01AT02A070, August 17–20, 2014
Publisher: American Society of Mechanical Engineers
Paper No: DETC2014-35575
https://doi.org/10.1115/DETC2014-35575
View Paper titled, An Approach to Estimate the Detailed Deviation Zone in Coordinate Metrology Using Harmonic Function Properties
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Topics: Metrology, Manufacturing, Errors, Inspection, Laplace equations
Proceedings Papers

Effect of Adaptive Slicing on Surface Integrity in Additive Manufacturing

S. Sikder, Ahmad Barari, H. A. Kishawy
Proc. ASME. IDETC-CIE2014, Volume 1A: 34th Computers and Information in Engineering Conference, V01AT02A052, August 17–20, 2014
Publisher: American Society of Mechanical Engineers
Paper No: DETC2014-35559
https://doi.org/10.1115/DETC2014-35559
View Paper titled, Effect of Adaptive Slicing on Surface Integrity in Additive Manufacturing
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Topics: Additive manufacturing, Algorithms, Computer-aided design, Errors, Lithography, Machinery, Uncertainty
Proceedings Papers

Effect of Diamond-Like-Carbon Coating on 3D Surface Roughness

Sergio Mordo, Valery Popravko, Ahmad Barari
Proc. ASME. IDETC-CIE2014, Volume 4: 19th Design for Manufacturing and the Life Cycle Conference; 8th International Conference on Micro- and Nanosystems, V004T09A028, August 17–20, 2014
Publisher: American Society of Mechanical Engineers
Paper No: DETC2014-35580
https://doi.org/10.1115/DETC2014-35580
View Paper titled, Effect of Diamond-Like-Carbon Coating on 3D Surface Roughness
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Topics: Carbon, Coating processes, Diamonds, Surface roughness, Microscopes, Surface finishing
Journal Articles

Surface Topography of Additive Manufacturing Parts Using a Finite Difference Approach

Saeed Jamiolahmadi, Ahmad Barari
Journal: Journal of Manufacturing Science and Engineering
Publisher: ASME
Article Type: Research-Article
J. Manuf. Sci. Eng. December 2014, 136(6): 061009.
Paper No: MANU-14-1178
https://doi.org/10.1115/1.4028585
Published Online: October 24, 2014
View Article titled, Surface Topography of Additive Manufacturing Parts Using a Finite Difference Approach
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Topics: Additive manufacturing, Inspection, Manufacturing, Performance evaluation, Surface roughness, Finishes, Metrology
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

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

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