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Journal Articles

Quantifying Thermal Transport in Three-Dimensional Printed Fractal Structures

Mario A. Carvajal, Basanta R. Pahari, Dinesh Ramesh, William S. Oates
Journal: ASME Journal of Heat and Mass Transfer
Publisher: ASME
Article Type: Research-Article
J. Heat Mass Transfer. June 2025, 147(6): 061401.
Paper No: HT-24-1304
https://doi.org/10.1115/1.4067709
Published Online: February 19, 2025
View Article titled, Quantifying Thermal Transport in Three-Dimensional Printed Fractal Structures
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Topics: Dimensions, Fractals, Diffusion (Physics)
Proceedings Papers

Multifractal Analysis of Physical Reservoir Computer Structures

Mario A. Carvajal, Basanta R. Pahari, William S. Oates, Shan He, Patrick F. Musgrave
Proc. ASME. SMASIS2024, ASME 2024 Conference on Smart Materials, Adaptive Structures and Intelligent Systems, V001T08A003, September 9–11, 2024
Publisher: American Society of Mechanical Engineers
Paper No: SMASIS2024-140473
https://doi.org/10.1115/SMASIS2024-140473
View Paper titled, Multifractal Analysis of Physical Reservoir Computer Structures
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Topics: Computers, Reservoirs
Proceedings Papers

Characterization and Uncertainty Analysis of Heat Transport in 3D Printed Multifractal Media

Dinesh Ramesh, Eugenia Stanisauskis, Jakob Consoliver-Zack, Basanta R. Pahari, William S. Oates
Proc. ASME. SMASIS2022, ASME 2022 Conference on Smart Materials, Adaptive Structures and Intelligent Systems, V001T02A004, September 12–14, 2022
Publisher: American Society of Mechanical Engineers
Paper No: SMASIS2022-89537
https://doi.org/10.1115/SMASIS2022-89537
View Paper titled, Characterization and Uncertainty Analysis of Heat Transport in 3D Printed Multifractal Media
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Topics: Additive manufacturing, Heat, Uncertainty analysis, Fractals, Diffusion (Physics), Dimensions, Adaptive structures, Algorithms, Design, Heat transfer
Proceedings Papers

Can Quantum Computers Solve Linear Algebra Problems to Advance Engineering Applications?

Guanglei Xu, William S. Oates
Proc. ASME. SMASIS2018, Volume 2: Mechanics and Behavior of Active Materials; Structural Health Monitoring; Bioinspired Smart Materials and Systems; Energy Harvesting; Emerging Technologies, V002T08A010, September 10–12, 2018
Publisher: American Society of Mechanical Engineers
Paper No: SMASIS2018-8087
https://doi.org/10.1115/SMASIS2018-8087
View Paper titled, Can Quantum Computers Solve Linear Algebra Problems to Advance Engineering Applications?
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Topics: Computers, Engineering systems and industry applications, Linear algebra, Algorithms, Circuits, Design, Finite difference methods, Finite element analysis, Hardware, Quantum mechanics
Proceedings Papers

Application of the Maximum Entropy Method to Multifunctional Materials for Data Fusion and Uncertainty Quantification

Wei Gao, William S. Oates, Paul R. Miles, Ralph C. Smith
Proc. ASME. SMASIS2018, Volume 2: Mechanics and Behavior of Active Materials; Structural Health Monitoring; Bioinspired Smart Materials and Systems; Energy Harvesting; Emerging Technologies, V002T08A003, September 10–12, 2018
Publisher: American Society of Mechanical Engineers
Paper No: SMASIS2018-7960
https://doi.org/10.1115/SMASIS2018-7960
View Paper titled, Application of the Maximum Entropy Method to Multifunctional Materials for Data Fusion and Uncertainty Quantification
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Topics: Data fusion, Entropy, Multifunctional materials, Uncertainty quantification, Membranes, Uncertainty, Adaptive structures, Density functional theory, Displacement, Domain structure (Ferromagnetism)
Proceedings Papers

Network Theoretic Approach to Atomistic Material Modeling Using Spectral Sparsification

Peter C. Woerner, Aditya G. Nair, Kunihiko Taira, William S. Oates
Proc. ASME. SMASIS2017, Volume 1: Development and Characterization of Multifunctional Materials; Mechanics and Behavior of Active Materials; Bioinspired Smart Materials and Systems; Energy Harvesting; Emerging Technologies, V001T08A012, September 18–20, 2017
Publisher: American Society of Mechanical Engineers
Paper No: SMASIS2017-3917
https://doi.org/10.1115/SMASIS2017-3917
View Paper titled, Network Theoretic Approach to Atomistic Material Modeling Using Spectral Sparsification
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Topics: Electric potential, Engineering simulation, Lennard-Jones potential, Modeling, Multifunctional materials, Simulation, Structural mechanics, Systems analysis, Theoretical methods
Proceedings Papers

A Maximum Entropy Approach for Uncertainty Quantification and Analysis of Multifunctional Materials

Wei Gao, William S. Oates, Ralph C. Smith
Proc. ASME. SMASIS2017, Volume 1: Development and Characterization of Multifunctional Materials; Mechanics and Behavior of Active Materials; Bioinspired Smart Materials and Systems; Energy Harvesting; Emerging Technologies, V001T08A013, September 18–20, 2017
Publisher: American Society of Mechanical Engineers
Paper No: SMASIS2017-3919
https://doi.org/10.1115/SMASIS2017-3919
View Paper titled, A Maximum Entropy Approach for Uncertainty Quantification and Analysis of Multifunctional Materials
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Topics: Entropy, Multifunctional materials, Uncertainty quantification, Constitutive equations, Data fusion, Displacement, Electric fields, Errors, Model development, Model validation
Proceedings Papers

Identifiability and Active Subspace Analysis for a Polydomain Ferroelectric Phase Field Model

Lider S. Leon, Ralph C. Smith, William S. Oates, Paul Miles
Proc. ASME. SMASIS2017, Volume 2: Modeling, Simulation and Control of Adaptive Systems; Integrated System Design and Implementation; Structural Health Monitoring, V002T03A022, September 18–20, 2017
Publisher: American Society of Mechanical Engineers
Paper No: SMASIS2017-3845
https://doi.org/10.1115/SMASIS2017-3845
View Paper titled, Identifiability and Active Subspace Analysis for a Polydomain Ferroelectric Phase Field Model
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Topics: Calibration, Density functional theory, Engineering simulation, Simulation
Proceedings Papers

A Multi-Axial Electromechanically-Coupled Homogenized Energy Model for Ferroelectric Materials

William S. Oates, Ralph C. Smith
Proc. ASME. SMASIS2017, Volume 2: Modeling, Simulation and Control of Adaptive Systems; Integrated System Design and Implementation; Structural Health Monitoring, V002T03A024, September 18–20, 2017
Publisher: American Society of Mechanical Engineers
Paper No: SMASIS2017-3848
https://doi.org/10.1115/SMASIS2017-3848
View Paper titled, A Multi-Axial Electromechanically-Coupled Homogenized Energy Model for Ferroelectric Materials
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Topics: Actuators, Computation, Density, Dimensions, Electric fields, Polarization (Electricity), Polarization (Light), Polarization (Waves), Real-time control, Stress
Proceedings Papers

Sensitivity Analysis for a Quantum Informed Ferroelectric Energy Model

Lider S. Leon, Ralph C. Smith, William S. Oates, Paul Miles
Proc. ASME. SMASIS2016, Volume 1: Multifunctional Materials; Mechanics and Behavior of Active Materials; Integrated System Design and Implementation; Structural Health Monitoring, V001T02A001, September 28–30, 2016
Publisher: American Society of Mechanical Engineers
Paper No: SMASIS2016-9035
https://doi.org/10.1115/SMASIS2016-9035
View Paper titled, Sensitivity Analysis for a Quantum Informed Ferroelectric Energy Model
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Topics: Sensitivity analysis, Density functional theory
Proceedings Papers

Uncertainty Analysis of Dielectric Elastomer Membranes Under Multi-Axial Loading

Paul Miles, Adriane Guettler, Yousuff Hussaini, William S. Oates
Proc. ASME. SMASIS2015, Volume 1: Development and Characterization of Multifunctional Materials; Mechanics and Behavior of Active Materials; Modeling, Simulation and Control of Adaptive Systems, V001T02A004, September 21–23, 2015
Publisher: American Society of Mechanical Engineers
Paper No: SMASIS2015-8919
https://doi.org/10.1115/SMASIS2015-8919
View Paper titled, Uncertainty Analysis of Dielectric Elastomer Membranes Under Multi-Axial Loading
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Topics: Elastomers, Membranes, Uncertainty analysis, Uncertainty, Electric fields, Modeling, Constitutive equations, Displacement, Statistics
Proceedings Papers

Experimental Characterization and Modeling of Photon Upconversion in Azobenzene Photomechanical Polymers

Sadiyah Sabah Chowdhury, Catherine Kent, Sean P. Hill, Enric Baduell, Kenneth Hanson, William S. Oates
Proc. ASME. SMASIS2015, Volume 1: Development and Characterization of Multifunctional Materials; Mechanics and Behavior of Active Materials; Modeling, Simulation and Control of Adaptive Systems, V001T01A009, September 21–23, 2015
Publisher: American Society of Mechanical Engineers
Paper No: SMASIS2015-8920
https://doi.org/10.1115/SMASIS2015-8920
View Paper titled, Experimental Characterization and Modeling of Photon Upconversion in Azobenzene Photomechanical Polymers
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Topics: Experimental characterization, Modeling, Photons, Polymers, Energy conversion, Light, Visible spectrum, Wavelength, Adaptive structures, Chemistry
Proceedings Papers

Uncertainty Analysis of a Finite Deformation Viscoelastic Model

Paul Miles, Michael Hays, Ralph Smith, William S. Oates
Proc. ASME. SMASIS2014, Volume 2: Mechanics and Behavior of Active Materials; Integrated System Design and Implementation; Bioinspired Smart Materials and Systems; Energy Harvesting, V002T02A001, September 8–10, 2014
Publisher: American Society of Mechanical Engineers
Paper No: SMASIS2014-7440
https://doi.org/10.1115/SMASIS2014-7440
View Paper titled, Uncertainty Analysis of a Finite Deformation Viscoelastic Model
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Topics: Deformation, Uncertainty analysis, Elastomers, Smart structures, Statistics, Uncertainty, Uncertainty quantification, Viscoelasticity
Proceedings Papers

Thermoacoustic Modeling of a Graphene-Based Actuator

Jonghoon Bin, William S. Oates, Kunihiko Taira
Proc. ASME. SMASIS2014, Volume 1: Development and Characterization of Multifunctional Materials; Modeling, Simulation and Control of Adaptive Systems; Structural Health Monitoring; Keynote Presentation, V001T03A025, September 8–10, 2014
Publisher: American Society of Mechanical Engineers
Paper No: SMASIS2014-7600
https://doi.org/10.1115/SMASIS2014-7600
View Paper titled, Thermoacoustic Modeling of a Graphene-Based Actuator
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Topics: Actuators, Graphene, Modeling, Temperature, Acoustics, Dimensions, Pressure, Algorithms, Boundary-value problems, Chain
Proceedings Papers

Correlations Between Quantum Mechanics and Continuum Mechanics for Ferroelectric Material Simulations

William S. Oates
Proc. ASME. SMASIS2013, Volume 2: Mechanics and Behavior of Active Materials; Structural Health Monitoring; Bioinspired Smart Materials and Systems; Energy Harvesting, V002T02A013, September 16–18, 2013
Publisher: American Society of Mechanical Engineers
Paper No: SMASIS2013-3184
https://doi.org/10.1115/SMASIS2013-3184
View Paper titled, Correlations Between Quantum Mechanics and Continuum Mechanics for Ferroelectric Material Simulations
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Topics: Continuum mechanics, Engineering simulation, Quantum mechanics, Simulation, Density, Density functional theory, Electrons, Fittings, Modeling, Stress
Proceedings Papers

Design and Characterization of a Soft Electroactive Adaptive Structure for Legged Robotic Motion

Jason Newton, Michael Hays, Jonathan Clark, William S. Oates
Proc. ASME. SMASIS2012, Volume 1: Development and Characterization of Multifunctional Materials; Modeling, Simulation and Control of Adaptive Systems; Structural Health Monitoring, 453-460, September 19–21, 2012
Publisher: American Society of Mechanical Engineers
Paper No: SMASIS2012-8082
https://doi.org/10.1115/SMASIS2012-8082
View Paper titled, Design and Characterization of a Soft Electroactive Adaptive Structure for Legged Robotic Motion
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Topics: Adaptive structures, Design, Robotics, Stiffness, Dynamic response, Robots, Elastomers, Electric fields, Gears, Linkages
Proceedings Papers

The Study of Fluid Structure Interactions of an Electroactive Membrane Wing

Michael R. Hays, Adam Hart, William S. Oates, Lawrence Ukeiley
Proc. ASME. SMASIS2012, Volume 1: Development and Characterization of Multifunctional Materials; Modeling, Simulation and Control of Adaptive Systems; Structural Health Monitoring, 481-487, September 19–21, 2012
Publisher: American Society of Mechanical Engineers
Paper No: SMASIS2012-8125
https://doi.org/10.1115/SMASIS2012-8125
View Paper titled, The Study of Fluid Structure Interactions of an Electroactive Membrane Wing
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Topics: Fluid structure interaction, Membranes, Wings, Active materials, Flow (Dynamics), Stress, Boundary layers, Chords (Trusses), Deformation, Delays
Proceedings Papers

Homogenized Energy Model and Markov Chain Monte Carlo Simulations for Macro Fiber Composites Operating in Broadband Regimes

Zhengzheng Hu, Ralph C. Smith, Nathanial Burch, Michael Hays, William S. Oates
Proc. ASME. SMASIS2012, Volume 1: Development and Characterization of Multifunctional Materials; Modeling, Simulation and Control of Adaptive Systems; Structural Health Monitoring, 321-327, September 19–21, 2012
Publisher: American Society of Mechanical Engineers
Paper No: SMASIS2012-7942
https://doi.org/10.1115/SMASIS2012-7942
View Paper titled, Homogenized Energy Model and Markov Chain Monte Carlo Simulations for Macro Fiber Composites Operating in Broadband Regimes
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Topics: Chain, Composite materials, Engineering simulation, Fibers, Simulation, Actuators, Cantilever beams, Displacement, Optimization, Statistical distributions
Proceedings Papers

NMR Characteristics of Photomechanics and Thermomechanics of Azobenzene Polymer Networks

Matt Worden, Hongbo Wang, Anant Paravastu, William S. Oates
Proc. ASME. SMASIS2012, Volume 2: Mechanics and Behavior of Active Materials; Integrated System Design and Implementation; Bio-Inspired Materials and Systems; Energy Harvesting, 175-179, September 19–21, 2012
Publisher: American Society of Mechanical Engineers
Paper No: SMASIS2012-8076
https://doi.org/10.1115/SMASIS2012-8076
View Paper titled, NMR Characteristics of Photomechanics and Thermomechanics of Azobenzene Polymer Networks
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Topics: Nuclear magnetic resonance, Polymers, Thermomechanics, Molecular conformation, Deformation, Polarization (Light), Relaxation (Physics), Ultraviolet radiation, Adaptive structures, Heat
Proceedings Papers

Field Driven Stiffness Control of Legged Robotic Structures Using Dielectric Elastomers

Jeffrey Morton, Duncan Haldane, Michael Hays, Jonathan Clark, William S. Oates
Proc. ASME. SMASIS2011, ASME 2011 Conference on Smart Materials, Adaptive Structures and Intelligent Systems, Volume 2, 647-652, September 18–21, 2011
Publisher: American Society of Mechanical Engineers
Paper No: SMASIS2011-5072
https://doi.org/10.1115/SMASIS2011-5072
View Paper titled, Field Driven Stiffness Control of Legged Robotic Structures Using Dielectric Elastomers
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Topics: Elastomers, Robotics, Stiffness, Mechanical admittance, Adaptive structures, Design, Electric fields, Experimental characterization, Field theories (Physics), Resonance