Volumes | Smart Materials, Adaptive Structures and Intelligent Systems | American Society of Mechanical Engineers Digital Collection

Topics: Actuators , Advanced materials , Microelectromechanical systems , Sensors , Smart materials , Manufacturing , Microwaves , Piezoelectricity , Thin film transistors , Cellulosic fibers

Performance of Embedded Multi-Frequency Communication Devices in Smart Composite Structures

E. Sulic, B. Pell, S. John, Rahul K. Gupta, W. Rowe, K. Ghorbani, K. Zhang

SMASIS 2008; 33-44doi:https://doi.org/10.1115/SMASIS2008-402

Abstract

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Topics: Aerodynamics , Automotive design , Coating processes , Coatings , Collisions (Physics) , Composite materials , Materials processing , Polymer composites , Radar , Roads

Towards Functionally Graded Cellular Microstructures

J. R. Corney, C. Torres-Sanchez

SMASIS 2008; 45-53doi:https://doi.org/10.1115/SMASIS2008-414

Abstract

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Topics: Biomaterials , Foams (Chemistry) , Geometry , Manufacturing , Plastic foam , Polymer foams , Porosity , Porous materials , Signals , Sound pressure

Self-Assembled Highly Tunable Magnetoelectric

Shenqiang Ren, Manfred Wuttig

SMASIS 2008; 55-59doi:https://doi.org/10.1115/SMASIS2008-417

Abstract

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Topics: Self-assembly , Zirconium , Block copolymers , Cobalt , Composite materials , Cylinders , Ferrites (Magnetic materials) , Manufacturing , Nanocomposites , Nanostructures

Multifunctional Power Structures and Related Thermal Issues

James A. Foster, Samuel C. Roberts, Guglielmo S. Aglietti

SMASIS 2008; 61-70doi:https://doi.org/10.1115/SMASIS2008-422

Abstract

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Topics: Batteries , Cycles , Energy storage , Manufacturing , Mechanical properties , Phase change materials , Space vehicles , Structural panels , Temperature

Synthesis and Characterization of LDPE-Carbon Nanotube Composite Foams

Reza Rizvi, Hani Naguib

SMASIS 2008; 71-75doi:https://doi.org/10.1115/SMASIS2008-444

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Topics: Carbon , Composite materials , Foams (Chemistry) , Nanotubes , Multi-walled carbon nanotubes , Rheology , Bubbles , Carbon dioxide , Crystallization , Density

Mechanical and Acoustic Performance of Compression Molded Open Cell Polypropylene Foams

Joe D. McRae, Hani E. Naguib, Noureddine Atalla

SMASIS 2008; 77-84doi:https://doi.org/10.1115/SMASIS2008-447

Abstract

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Topics: Acoustics , Compression , Polypropylene foam , Density , Absorption , Compressive strength , Equipment performance , Mechanical testing , Particulate matter , Polymers

Response of Optical Fiber Bragg Sensors With a Thin Film Shape Memory Alloy Coating

K. P. Mohanchadra, Michael C. Emmons, Sunny Karnani, Gregory P. Carman, W. Lance Richards

SMASIS 2008; 85-89doi:https://doi.org/10.1115/SMASIS2008-455

Abstract

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Topics: Coating processes , Coatings , Optical fiber , Sensors , Shape memory thin films , Nickel titanium alloys , Temperature , Differential scanning calorimetry , Electrons , Nickel

Continuous Carbon Nanotube-PDMS Composites

Jonghwan Suhr, Lijie Ci, Jae-Soon Jang, Victor Pushparaj, Pulickel M. Ajayan

SMASIS 2008; 91-94doi:https://doi.org/10.1115/SMASIS2008-521

Abstract

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Topics: Carbon , Composite materials , Nanotubes , Plasma desorption mass spectrometry , Fibers , Carbon nanotubes , Damping , Fiber reinforced composites , Manufacturing , Nanocomposites

Perspirable Skin: A Multifuctional Material System for Self-Cooling

Basak Oguz, Li Sun, Patrick Kwon

SMASIS 2008; 95-102doi:https://doi.org/10.1115/SMASIS2008-525

Abstract

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Topics: Cooling , Skin , Carbon , Design , Geometry , Vehicles , Composite materials , Compressed air , Coolants , Cooling systems

Testing and Simulation of Stress-Stiffening Extreme Poisson’s Ratio Twisted Fiber-Reinforced Elastomer Composites

Larry D. Peel, Madhuri Lingala

SMASIS 2008; 103-111doi:https://doi.org/10.1115/SMASIS2008-526

Abstract

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Topics: Composite materials , Elastomers , Fibers , Poisson ratio , Simulation , Stress , Testing , Laminates , Finite element analysis , Actuators

Cyclic Actuator Behavior of Ferrogels

LeAnn Faidley, David Macias, Eric Harrington

SMASIS 2008; 113-120doi:https://doi.org/10.1115/SMASIS2008-530

Abstract

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Topics: Actuators , Fillers (Materials) , Gravity (Force) , Deformation , Magnetic fields , Polymers

Ionomer Design for Augmented Charge Transport in Novel Ionic Polymer Transducers

Andrew J. Duncan, Donald J. Leo, Timothy E. Long, Barbar J. Akle, Stephen A. Sarles

SMASIS 2008; 121-129doi:https://doi.org/10.1115/SMASIS2008-545

Abstract

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Topics: Design , Polymers , Transducers , Membranes , Casting , Actuators , Electrical conductivity , Ionic conductivity , Polysulfone , Sensors

Multifunctional Adhesive Joints for Composites Using Aligned Carbon Nanotube Nanofoam Films

Vamshi M. Gudapati, Mehrdad N. Ghasemi-Nejhad

SMASIS 2008; 131-135doi:https://doi.org/10.1115/SMASIS2008-586

Abstract

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Topics: Adhesive joints , Carbon nanotubes , Composite materials , Adhesives , Multi-walled carbon nanotubes , Shear strength , Carbon , Epoxy adhesives , Epoxy resins , Shear (Mechanics)

Analysis and Design of Smart Electromagnetic Structures

Prashanth Ramesh, Gregory Washington

SMASIS 2008; 137-144doi:https://doi.org/10.1115/SMASIS2008-603

Abstract

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Topics: Design , Electric fields , Electrical properties , Electromechanical effects , Ferroelectric crystals , Fluctuations (Physics) , Stress , Temperature

High Temperature Thermoelectric Auxiliary Power Unit for Automotive Applications

Leon M. Headings, Shawn Midlam-Mohler, Gregory N. Washington, Joseph P. Heremans

SMASIS 2008; 145-152doi:https://doi.org/10.1115/SMASIS2008-610

Abstract

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Topics: Automotive industry , High temperature , Diesel , Generators , Energy generation , Engineering prototypes , Advanced materials , Combustion , Combustion chambers , Design

Induced Magnetic Anisotropy in Stress-Annealed Galfenol Laminated Rods

Jin-Hyeong Yoo, James B. Restorff, Marilyn Wun-Fogle, Alison B. Flatau

SMASIS 2008; 153-158doi:https://doi.org/10.1115/SMASIS2008-636

Abstract

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Topics: Anisotropy , Rods , Stress , Annealing , Magnetostriction , Buckling , Magnetic moment , Magnetization , Temperature , Transducers

Analysis of Clustering and Interphase Region Effects on the Electrical Conductivity of Carbon Nanotube-Polymer Nanocomposites via Computational Micromechanics

Gary D. Seidel, Kelli L. Boehringer, Dimitris C. Lagoudas

SMASIS 2008; 159-165doi:https://doi.org/10.1115/SMASIS2008-670

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Topics: Carbon , Electrical conductivity , Micromechanics (Engineering) , Nanocomposites , Nanotubes , Polymers , Single-walled carbon nanotubes , Computer software , Electric fields , Finite element analysis

Active Materials, Mechanics and Behavior

Orientation Dependence on Electro-Mechanical Coupling Behavior of 1-3 Piezoelectric Composites Under Compression

Ping Zhao, Jackie Li

SMASIS 2008; 167-171doi:https://doi.org/10.1115/SMASIS2008-312

Abstract

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Topics: Composite materials , Compression , Fibers , Polarization (Electricity) , Polarization (Light) , Polarization (Waves) , Stress , Displacement , Electromechanical effects , Epoxy adhesives

A Nonlinear Multi-Field Coupling Finite Element Method for Polarization Switching in Ferroelectrics

Jie Wang, Marc Kamlah

SMASIS 2008; 173-179doi:https://doi.org/10.1115/SMASIS2008-324

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Topics: Ferroelectric crystals , Finite element methods , Polarization (Electricity) , Polarization (Light) , Polarization (Waves) , Finite element analysis , Crystals , Electric fields , Simulation , Virtual work principle

Fully-Coupled Model for 3-D Induction and Strain of Galfenol With Geometry Effects and Applied Currents

Phillip Evans, Marcelo Dapino

SMASIS 2008; 181-187doi:https://doi.org/10.1115/SMASIS2008-328

Abstract

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Topics: Currents , Electromagnetic induction , Geometry , Constitutive equations , Design , Permeability , Stress , Thermodynamics , Three-dimensional models , Transducers

Hysteretic Dynamics of Ferroelectric Materials Under Electro-Mechanical Loadings

Linxiang Wang

SMASIS 2008; 189-195doi:https://doi.org/10.1115/SMASIS2008-333

Abstract

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Topics: Dynamics (Mechanics) , Electric fields , Landau theory , Phase transitions , Stress

Influence of Cyclic Loading and Temperature on Integrity of Piezoceramic Patch Transducers

Monika Gall, Ba¨rbel Thielicke

SMASIS 2008; 197-208doi:https://doi.org/10.1115/SMASIS2008-341

Abstract

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Topics: Piezoelectric ceramics , Temperature , Transducers , Damage , Semiconductor wafers , Sensors , Actuators , Ceramics , Computer simulation , Cracking (Materials)

Multiscale Modeling of Light Activated Shape Memory Polymer

Richard Beblo, Lisa Mauck Weiland

SMASIS 2008; 209-216doi:https://doi.org/10.1115/SMASIS2008-345

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Topics: Multiscale modeling , Shape memory polymers , Young's modulus , Polymer chains , Polymers , Resonance ionization spectroscopy , Statistical mechanics , Stress-strain relations

Analysis of Microstructure Evolution During Tensile Stress Induced Martensitic Transformations

C. Peng, Y. Yan, X. Y. Wang, Y. Z. Huo

SMASIS 2008; 217-223doi:https://doi.org/10.1115/SMASIS2008-358

Abstract

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Topics: Martensitic transformations , Tension , Stress , Algebra , Crystals , Genetic algorithms , Nonlinear equations , Polynomials , Shape memory alloys

A Variational Model of Ferroelectric Microstructure

J. E. Huber, A. C. F. Cocks

SMASIS 2008; 225-230doi:https://doi.org/10.1115/SMASIS2008-360

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Topics: Boundary-value problems , Compressive stress , Crystals , Degrees of freedom , Energy dissipation , Ferroelectric crystals , Variational techniques

A Multiphysics Micromechanics Model of Smart Materials Using the Variational Asymptotic Method

Tian Tang, Wenbin Yu

SMASIS 2008; 231-242doi:https://doi.org/10.1115/SMASIS2008-366

Abstract

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Topics: Micromechanics (Engineering) , Smart materials , Computer software , Finite element methods , Modeling

A Percolation Based Micromechnical Constitutive Model for Flexible Piezoelectric Paint

Xin Li, Yunfeng Zhang

SMASIS 2008; 243-250doi:https://doi.org/10.1115/SMASIS2008-367

Abstract

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Topics: Constitutive equations , Paints , Percolation theory , Piezoelectric ceramics , Particulate matter , Composite materials , Micromechanics (Engineering) , Design , Polymers , Sensors

Micromechanics Modeling of the Nonlinear Behavior of Electrostrictive Multiphase Composites

Tian Tang, Wenbin Yu

SMASIS 2008; 251-258doi:https://doi.org/10.1115/SMASIS2008-370

Abstract

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Topics: Composite materials , Micromechanics (Engineering) , Modeling

Modeling of the Electromechanical Response of Ionic Polymer Transducers by Means of Streaming Potential Mechanism

Fei Gao, Lisa M. Weiland

SMASIS 2008; 259-264doi:https://doi.org/10.1115/SMASIS2008-375

Abstract

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Topics: Modeling , Polymers , Transducers , Electrolytes , Compression , Flow (Dynamics) , Membranes , Shear (Mechanics) , Tension

Intrinsic Position Sensing of a Ni-Mn-Ga Microactuator

Daniel Auernhammer, Manfred Kohl, Berthold Krevet, Makoto Ohtsuka

SMASIS 2008; 265-271doi:https://doi.org/10.1115/SMASIS2008-378

Abstract

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Topics: Microactuators , Magnetic fields , Magnetoresistance , Cantilevers , Magnets , Martensitic transformations , Shape memory alloys , Temperature , Thin films

Polarization-Free Straining of Barium Titanate Single Crystals

Jay Shieh, Yi-Chung Shu, Jhe-An Lin

SMASIS 2008; 273-279doi:https://doi.org/10.1115/SMASIS2008-383

Abstract

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Topics: Crystals , Polarization (Electricity) , Polarization (Light) , Polarization (Waves) , Electric fields , Bubbles , Temperature , Mechanical admittance , Stress , Switches

Fully Reversed Electric Fatigue Behavior of a Piezoelectric Composite Actuator

Sung-Choong Woo, Nam Seo Goo

SMASIS 2008; 281-288doi:https://doi.org/10.1115/SMASIS2008-401

Abstract

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Topics: Actuators , Composite materials , Fatigue , Cycles , Fracture (Process) , Ceramics , Damage , Fatigue damage , Acoustic emissions , Displacement

Control of Structural Flutter Using Piezoelectric Patches

M. Hariri, S. John, P. Trivailo

SMASIS 2008; 289-297doi:https://doi.org/10.1115/SMASIS2008-405

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Topics: Flutter (Aerodynamics) , Eigenvalues , Elasticity , Wings , Active materials , Aerospace industry , Piezoelectric actuators , Piezoelectric materials , Vibration

On Phase Field Modeling of Ferroelectrics: Parameter Identification and Verification

David Schrade, Bai-Xiang Xu, Ralf Mu¨ller, Dietmar Gross

SMASIS 2008; 299-306doi:https://doi.org/10.1115/SMASIS2008-411

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Topics: Ferroelectric crystals , Finite element methods , Modeling , Polarization (Electricity) , Polarization (Light) , Polarization (Waves)

Load-Induced Martensitic Transformations in Pseudo-Elastic Lennard-Jones Crystals

Oliver Kastner, Graeme J. Ackland

SMASIS 2008; 307-314doi:https://doi.org/10.1115/SMASIS2008-413

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Topics: Crystals , Martensitic transformations , Stress , Phase transitions , Cycles , Deformation , Dislocation motion , Engineering simulation , Molecular dynamics , Molecular dynamics simulation

A Modified Micromechanical Model of Ionic Polymer-Metal Composite Actuation

J. D. Davidson, N. C. Goulbourne

SMASIS 2008; 315-329doi:https://doi.org/10.1115/SMASIS2008-425

Abstract

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Topics: Composite materials , Metals , Polymers , Electrodes , Electrostatic interactions , Modeling , Transducers

Energy Harvesting From Pneumatic Tires Using Piezoelectric Transducers

Farbod Khameneifar, Siamak Arzanpour

SMASIS 2008; 331-337doi:https://doi.org/10.1115/SMASIS2008-426

Abstract

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Topics: Energy harvesting , Piezoelectric transducers , Tires , Deflection , Electric charge , Vibration , Stress , Cantilever beams , Circuits , Geometry

Effect of Crystal Orientation on Polarization in Piezoelectric Materials

M. A. Siddiq Qidwai, V. G. DeGiorgi

SMASIS 2008; 339-347doi:https://doi.org/10.1115/SMASIS2008-441

Abstract

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Topics: Crystal structure , Piezoelectric materials , Polarization (Electricity) , Polarization (Light) , Polarization (Waves) , Manufacturing , Actuators , Constitutive equations , Design , Electric fields

Investigation of the Behavior of Multilayer Piezoelectric Actuators: Modeling and Experiments

Hannes Gru¨nbichler, Josef Kreith, Rau´l Bermejo, Peter Supancic, Robert Danzer

SMASIS 2008; 349-356doi:https://doi.org/10.1115/SMASIS2008-445

Abstract

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Topics: Modeling , Piezoelectric actuators

Synthesis and Electromechanical Characterization of Polypyrrole Bi-Layer Thin Porous Films

Christine Chan, Alan Wu, Hani Naguib

SMASIS 2008; 357-364doi:https://doi.org/10.1115/SMASIS2008-459

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Topics: Conducting polymers , Displacement , Electromechanical effects , Polarization (Electricity) , Polarization (Light) , Polarization (Waves) , Thin films

Energy Harvesting With Piezoelectric Unimorph Circular Diaphragms

Changki Mo, William W. Clark, Leon J. Radziemski

SMASIS 2008; 365-370doi:https://doi.org/10.1115/SMASIS2008-464

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Topics: Diaphragms (Mechanical devices) , Diaphragms (Structural) , Energy harvesting , Pressure , Biomechanics , Blood , Electricity (Physics) , Medical devices

Pumping Performance of a Valveless Micropump Using Three-Dimensional Electro-Fluid-Structural Interaction Simulation

Van Phuoc Phan, Nam Seo Goo, Cheol Heui Han

SMASIS 2008; 371-377doi:https://doi.org/10.1115/SMASIS2008-474

Abstract

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Topics: Actuators , Fluids , Micropumps , Simulation

A New Fabrication Method for a Curved Shape Piezoelectric Unimorph Actuator

Lae-Hyong Kang, Jong-Won Lee, Jae-Hung Han, Sang-Joon Chung, Han-Young Ko

SMASIS 2008; 379-386doi:https://doi.org/10.1115/SMASIS2008-477

Abstract

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Topics: Actuators , Manufacturing , Shapes , Temperature , Adhesion , Piezoelectric actuators , Piezoelectric materials , Testing performance

Measurement of the Thermal Expansion for Space Structures Using Fiber Bragg Grating Sensors and Displacement Measuring Interferometers

Hong-Il Kim, Lae-Hyong Kang, Jae-Hung Han

SMASIS 2008; 387-395doi:https://doi.org/10.1115/SMASIS2008-479

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Topics: Displacement , Fiber Bragg gratings , Interferometers , Sensors , Space frame structures , Thermal expansion , Deformation , Data acquisition , Design , Measurement systems

Improved Prediction of Electrodes’ Mass Loading Effect on MEMS FBAR Structure in Longitudinal Resonance

Annie Ruimi, Yueming Liang, Robert M. McMeeking

SMASIS 2008; 397-402doi:https://doi.org/10.1115/SMASIS2008-482

Abstract

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Topics: Electrodes , Microelectromechanical systems , Resonance , Aluminum , Engineering simulation , Finite element analysis , Piezoelectric materials , Simulation

Novel Phase-Field Simulation of Microstructure in Martensitic Materials

Y. C. Shu, J. H. Yen

SMASIS 2008; 403-409doi:https://doi.org/10.1115/SMASIS2008-484

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Topics: Simulation , Ground state , Laminates , Modeling , Polarization (Electricity) , Polarization (Light) , Polarization (Waves) , Domes (Structural elements) , Microactuators , Polynomials

Numerical Tool Based on Finite Element Method for SMA Structures Design

Yves Chemisky, Arnaud Duval, Boris Piotrowski, Tarak Ben-Zineb, Etienne Patoor

SMASIS 2008; 411-419doi:https://doi.org/10.1115/SMASIS2008-485

Abstract

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Topics: Design , Finite element methods , Composite materials , Elastomers , Engineering simulation , Simulation , Thermodynamics

Numerically Implemented Constitutive Model for SMA Applications Experiencing General Loads Resulting in Plastic Deformation and Large Rotations

Darren Hartl, Jesse Mooney, Dimitris Lagoudas

SMASIS 2008; 421-429doi:https://doi.org/10.1115/SMASIS2008-489

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Topics: Constitutive equations , Deformation , Stress , Adaptive structures , Algorithms , Computer simulation , Design , Plasticity , Shape memory alloys , Structural elements (Construction)

Surface Segregation of Sulfur and Its Effect on Surface-Energy-Induced Selective Grain Growth in Magnetostrictive Fe-Ga-B Alloy

Suok-Min Na, Alison B. Flatau

SMASIS 2008; 431-438doi:https://doi.org/10.1115/SMASIS2008-506

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Topics: Alloys , Sulfur , Annealing , Texture (Materials) , Magnetostriction , Augers , Binding energy , Boron , Electron spectroscopy , Iron

Design of O-Rings as an Example of Passive Adaptive Structures

Barney E. Klamecki, Ryan B. Sefkow, Nicholas J. Maciejewski

SMASIS 2008; 439-445doi:https://doi.org/10.1115/SMASIS2008-512

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Topics: Adaptive structures , Design , Seals , Deformation , Density , Elastic moduli , Finite element model , Pressure , Sealing (Process) , Stress

Characterization of the Magnetostriction of Magnetorheological Elastomers

Zelalem Aga, LeAnn Faidley

SMASIS 2008; 447-452doi:https://doi.org/10.1115/SMASIS2008-516

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Topics: Elastomers , Magnetostriction , Magnetic fields , Fillers (Materials) , Stiffness , Iron , Particulate matter , Solenoids , Cycles , Magnetic particles

Development of Two Part Porous Shape Memory Polymer Nanocomposites

S. Simkevitz, H. E. Naguib

SMASIS 2008; 453-460doi:https://doi.org/10.1115/SMASIS2008-519

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Topics: Nanocomposites , Shape memory polymers , Density , Actuators , Design , Pressure , Shape memory effects , Temperature , Weight (Mass)

Performance Analysis of Single Crystal PMN-PZT Unimorphs for Piezoelectric Energy Harvesting

Alper Erturk, Onur Bilgen, Daniel J. Inman

SMASIS 2008; 461-471doi:https://doi.org/10.1115/SMASIS2008-528

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Topics: Crystals , Energy harvesting , Damping , Energy generation , Piezoelectric ceramics , Aluminum , Brittleness , Cantilevers , Electric power generation , Excitation

Nanostructured Triblock Copolymer Network With Tailorable Electroactive Response

Arjun S. Krishnan, Ravi Shankar, Tushar K. Ghosh, Richard J. Spontak

SMASIS 2008; 473-480doi:https://doi.org/10.1115/SMASIS2008-529

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Topics: Copolymers , Conducting polymers , Elastomers , Mechanical properties , Mineral oil , Polymers , Recycling , Shapes

Magneto-Mechanical Finite Element Analysis of Magnetic Shape Memory Alloys With Body Force and Body Couple

Dimitris C. Lagoudas, Bjoern Kiefer, Krishnendu Haldar

SMASIS 2008; 481-490doi:https://doi.org/10.1115/SMASIS2008-533

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Topics: Finite element analysis , Shape memory alloys , Boundary-value problems , Equilibrium (Physics) , Magnetostatics , Stress concentration

Broadband Vibration Suppression Assessment of Negative Impedance Shunts

Benjamin Beck, Kenneth A. Cunefare, Massimo Ruzzene

SMASIS 2008; 491-500doi:https://doi.org/10.1115/SMASIS2008-535

Abstract

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Topics: Vibration suppression , Vibration , Capacitance , Damping , Piezoelectric materials , Simulation , Stiffness , Waves

Modeling and Vibration Suppression of Pressurized Optical Membrane

Pablo A. Tarazaga, Marty E. Johnson, Daniel J. Inman

SMASIS 2008; 501-507doi:https://doi.org/10.1115/SMASIS2008-536

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Topics: Membranes , Modeling , Vibration suppression , Acoustics , Cavities , Mirrors , Waves , Control equipment , Feedback , Stress

Optimal Design of Piezoelectric Energy Harvesters Based on Multilayer Plates and Shells

Cory J. Rupp, Anton Evgrafov, K. Maute, Martin L. Dunn

SMASIS 2008; 509-515doi:https://doi.org/10.1115/SMASIS2008-561

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Topics: Design , Energy harvesting , Plates (structures) , Shells , Circuits , Dynamics (Mechanics) , Electrodes , Excitation , Finite element methods , Optimization

Photomechanics of Light-Activated Shape Memory Polymers

Kevin N. Long, Timothy F. Scott, H. Jerry Qi, Martin L. Dunn

SMASIS 2008; 517-524doi:https://doi.org/10.1115/SMASIS2008-562

Abstract

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Topics: Shape memory polymers , Shapes , Active materials , Actuators , Chemistry , Design , Irradiation (Radiation exposure) , Modeling

Development and Validation of a Bidirectional Magneto-Mechanical Coupled Actuator Model

Frank C. Graham, Chaitanya Mudivarthi, Supratik Datta, Alison B. Flatau

SMASIS 2008; 525-534doi:https://doi.org/10.1115/SMASIS2008-565

Abstract

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Topics: Actuators , Stress , Finite element analysis , Transducers , Alloys , Circuit design , Computer software , Constitutive equations , Design , Electric current

Single Crystal PMN-PT Electric Fatigue and Fracture Behavior

E. P. Gorzkowski, M.-J. Pan, V. G. DeGiorgi, S. A. Wimmer, M. A. Siddiq Qidwai

SMASIS 2008; 535-538doi:https://doi.org/10.1115/SMASIS2008-575

Abstract

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Topics: Crystals , Fatigue , Fracture (Materials) , Fracture (Process) , Robustness

Loading Rate Effect on the Domain Switching of Ferroelectric Materials

Ajit Achuthan, Chin-Teh Sun

SMASIS 2008; 539-547doi:https://doi.org/10.1115/SMASIS2008-582

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Topics: Electric fields

Experimental Investigation of Galfenol Elastic Properties and Auxetic Behavior

Holly M. Schurter, Alison B. Flatau, Gabriela Petculescu, Marilyn Wun-Fogle

SMASIS 2008; 549-557doi:https://doi.org/10.1115/SMASIS2008-587

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Topics: Elasticity , Alloys , Bone , Crystals , Databases , Gallium , Heat treating (Metalworking) , Iron , Mechanical properties , Poisson ratio

Frequency Response of Piezoelectric and Magnetostrictive Hysteretic Nonlinear Systems

Michael Stuebner, Jayasimha Atulasimha, Ralph C. Smith

SMASIS 2008; 559-566doi:https://doi.org/10.1115/SMASIS2008-593

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Topics: Acoustics , Actuators , Atomic force microscopy , Displacement , Frequency response , Model development , Nonlinear systems , Spacetime , Transducers

Nonlocal Continuum Theory Based Modeling of Carbon Nanotube Composites

Ali Alavinasab, Goodarz Ahmadi, Ratneshwar Jha

SMASIS 2008; 567-575doi:https://doi.org/10.1115/SMASIS2008-595

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Topics: Carbon nanotubes , Composite materials , Modeling , Finite element methods , Stress , Elasticity , Finite element analysis , Stress-strain relations

The Smart Joint: Model and Optimization of a Shape Memory Alloy/Shape Memory Polymer Composite Actuator

Justin E. Manzo, Ephrahim Garcia

SMASIS 2008; 577-583doi:https://doi.org/10.1115/SMASIS2008-611

Abstract

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Topics: Actuators , Composite materials , Optimization , Shape memory alloys , Shape memory polymers , Deflection , Shapes , Stiffness , Wings , Finite element analysis

FE Analysis of SMA-Based Bio-Inspired Bone-Joint System

Shibin Yang, Stefan Seelecke

SMASIS 2008; 585-593doi:https://doi.org/10.1115/SMASIS2008-627

Abstract

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Topics: Biomimetics , Bone , Finite element analysis , Wire , Shape memory alloys , Actuators , Adaptive structures , Finite element methods , Modeling , Muscle

Characterization and Modeling of Dynamic Sensing Behavior in Ferromagnetic Shape Memory Alloys

Neelesh Sarawate, Marcelo Dapino

SMASIS 2008; 595-600doi:https://doi.org/10.1115/SMASIS2008-656

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Topics: Modeling , Shape memory alloys , Density , Magnetization , Alloys , Deformation , Delays , Diffusion (Physics) , Rotation , Sensors

Enabling Technologies and Integrated System Design

Multi-Objective Optimization of Piezoelectric Actuator Placement for Shape Control of Plate Using Genetic Algorithms

Rajesh Kudikala, Deb Kalyanmoy, Bishakh Bhattacharya

SMASIS 2008; 601-606doi:https://doi.org/10.1115/SMASIS2008-343

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Topics: Genetic algorithms , Pareto optimization , Piezoelectric actuators , Shapes , Optimization , Actuators , Adaptive structures , Algorithms , Plates (structures) , Shear (Mechanics)

Embedded Optical Sensor for Oil Film Pressure Measurements in Journal Bearings

Helena Ronkainen, Antti Valkonen, Markku Kapulainen, Varjus Simo, Ari Hokkanen, Ingmar Stuns, Juha Virtanen, Juhani Martikainen

SMASIS 2008; 607-613doi:https://doi.org/10.1115/SMASIS2008-363

Abstract

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Topics: Journal bearings , Pressure measurement , Sensors , Pressure , Stress , Bearings , Design , Finite element methods , Bronze , Dynamic testing (Materials)

Morphing Laminar Wing With Flexible Extrados Powered by Shape Memory Alloy Actuators

Vladimir Brailovski, Patrick Terriault, Daniel Coutu, Thomas Georges, Emeric Morellon, Charles Fischer, Se´bastien Be´rube´

SMASIS 2008; 615-623doi:https://doi.org/10.1115/SMASIS2008-377

Abstract

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Topics: Actuators , Shape memory alloys , Wings , Adaptive structures , Computer software , Flight , Composite materials , Finite element analysis , Fluid dynamics , Geometry

Performance Analysis of Magnetorheological Energy Absorbers Under Impact Conditions

Min Mao, Wei Hu, Young-Tai Choi, Norman M. Wereley, Alan L. Browne, John Ulicny

SMASIS 2008; 625-633doi:https://doi.org/10.1115/SMASIS2008-379

Abstract

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Topics: Design , Fluid mechanics , Manufacturing , Reynolds number , Shock (Mechanics) , Spectra (Spectroscopy) , Testing , Transients (Dynamics) , Vibration

Analyzing Carbohydrate-Based Regenerative Fuel Cells as a Power Source for Unmanned Aerial Vehicles

Olek Wojnar, Eric D. Swenson, Gregory W. Reich

SMASIS 2008; 635-646doi:https://doi.org/10.1115/SMASIS2008-395

Abstract

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Topics: Fuel cells , Unmanned aerial vehicles , Power systems (Machinery) , Flight , Carbon dioxide , Design , Electricity (Physics) , Energy generation , Engineering simulation , Performance

Piezohydraulic Actuation for Next Generation Microjet Flow Control

Fei Liu, William S. Oates

SMASIS 2008; 647-656doi:https://doi.org/10.1115/SMASIS2008-415

Abstract

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Topics: Flow control , Actuators , Displacement , Design , Diaphragms (Mechanical devices) , Diaphragms (Structural) , Fluids , Deformation , Flow (Dynamics) , Structural dynamics

Active Vibration Control and Isolation for Micro-Machined Devices

Seong Jin Kim, Chen Chen, George Flowers, Robert Dean

SMASIS 2008; 657-664doi:https://doi.org/10.1115/SMASIS2008-423

Abstract

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Topics: Micromachining , Vibration control , Filters , Microelectromechanical systems , Pressure , Vibration , Vibration isolators , Dampers , Damping , Electronics

Stress Relief in Contact-Aided Cellular Compliant Mechanisms

Vipul Mehta, Mary Frecker, George Lesieutre

SMASIS 2008; 665-675doi:https://doi.org/10.1115/SMASIS2008-431

Abstract

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Topics: Compliant mechanisms , Stress , Aircraft , Design , Engineering simulation , Failure , Finite element analysis , Fracture (Materials) , Fracture (Process) , Honeycomb structures

Multifunctional Airframe Structure for Energy Storage Using a Load Bearing Coaxial Capacitor

William Baron, David Zeppettella

SMASIS 2008; 677-682doi:https://doi.org/10.1115/SMASIS2008-435

Abstract

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Topics: Bearings , Capacitors , Energy storage , Stress , Aircraft , Weight (Mass) , Energy / power systems , Damage , Design , Electrical efficiency

Post-Buckled Precompressed Techniques in Adaptive Aerostructures: An Overview

Roelof Vos, Ron Barrett

SMASIS 2008; 683-692doi:https://doi.org/10.1115/SMASIS2008-458

Abstract

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Topics: Actuators , Aerospace systems , Compression , Design , Fins , Flight , Missiles , Piezoelectric actuators , Stiffness , Vehicles

Hysteresis and Viscoelastic Modeling of a Piezo-Optic Voltage Sensor

Charles E. Seeley, Glen Koste, Craig Stringer

SMASIS 2008; 693-700doi:https://doi.org/10.1115/SMASIS2008-465

Abstract

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Topics: Modeling , Sensors , Fibers , Waveguides , Electrodes , Electromagnetic interference , Electronics , Fiber Bragg gratings , Magnetization , Optics

Optimum Discrete Location of Shape Memory Alloy Wire for Enhanced Actuation of Slender Fixed-Free Beam

A. Banerjee, J. Badothiya, B. Bhattacharya, A. K. Mallik

SMASIS 2008; 701-708doi:https://doi.org/10.1115/SMASIS2008-471

Abstract

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Topics: Shape memory alloys , Wire , Stiffness , Deflection , Displacement , Actuators , Cantilever beams , Composite materials

Design and Proof-of-Concept Validation of a Latched Arch Active Seal

Monica Toma, Jonathan Luntz, Diann Brei, Paul W. Alexander, Alan L. Browne, Nancy L. Johnson

SMASIS 2008; 709-720doi:https://doi.org/10.1115/SMASIS2008-472

Abstract

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Topics: Arches , Design , Sealing (Process) , Aerospace industry , Finite element model , Oil fields , Rubber , Shape memory alloys

Acoustic Sensor With PVDF Micro-Pillars and Patterned Electrodes

Jian Xu, Marcelo J. Dapino, Daniel Gallego Perez, Derek Hansford

SMASIS 2008; 721-727doi:https://doi.org/10.1115/SMASIS2008-475

Abstract

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Topics: Acoustics , Columns (Structural) , Electrodes , Sensors , Design , Optimization algorithms , Theoretical analysis

Airfoil Morphing Architecture Based on Shape Memory Alloys

Silvestro Barbarino, Rosario Pecora, Leonardo Lecce, Antonio Concilio, Salvatore Ameduri

SMASIS 2008; 729-737doi:https://doi.org/10.1115/SMASIS2008-480

Abstract

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Topics: Airfoils , Shape memory alloys , Adaptive structures , Stress , Wings , Actuators , Aerospace industry , Aircraft , Architecture , Design

A Preliminary Study of Piezoelectric Vibration Energy Harvester for Vibration Condition Monitoring Applications of Rotating Machinery

Kazuhiko Adachi, Tohru Tanaka

SMASIS 2008; 739-747doi:https://doi.org/10.1115/SMASIS2008-483

Abstract

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Topics: Condition monitoring , Energy harvesting , Machinery , Vibration , Cantilevers , Composite materials , Fibers , Impedance (Electricity) , Industrial plants , Mass production

A Semi-Active Magnetorheological Fluid Snubber Lag Damper for a Hingeless/Bearingless Helicopter

Grum T. Ngatu, Wei Hu, Curt S. Kothera, Norman M. Wereley

SMASIS 2008; 749-761doi:https://doi.org/10.1115/SMASIS2008-494

Abstract

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Topics: Dampers , Fluids , Damping , Valves , Errors , Excitation , Flow (Dynamics) , Magnetic fields , Rotors

Design and Testing of a PMN-PT Based Compact Hybrid Actuator

A. Chaudhuri, N. M. Wereley

SMASIS 2008; 763-774doi:https://doi.org/10.1115/SMASIS2008-495

Abstract

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Topics: Actuators , Design , Testing , Fluids , Active materials , Flow (Dynamics) , Stress , Dynamic testing (Engineering) , Hydraulic actuators , Pressure

Technology Integration for Active Poly-Morphing Winglets Development

Narcis M. Ursache, Tomas Melin, Askin T. Isikveren, Michael I. Friswell

SMASIS 2008; 775-782doi:https://doi.org/10.1115/SMASIS2008-496

Abstract

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Topics: Composite materials , Design , Equipment performance , Kinematics , Product development

Design and Testing of a Piezoelectrically Driven Airspike System on a .40 Cal Supersonic Projectile

Robert W. Long

SMASIS 2008; 783-787doi:https://doi.org/10.1115/SMASIS2008-497

Abstract

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Topics: Design , Projectiles , Testing , Bullets , Center of mass , Deflection , Euler-Bernoulli beam theory , Finite element analysis , Flight , Missiles

Magnetostrictive Alloy Actuator for a Bone Transport Device

Parsaoran Hutapea

SMASIS 2008; 789-794doi:https://doi.org/10.1115/SMASIS2008-499

Abstract

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Topics: Actuators , Alloys , Bone , Magnetic fields , Magnetic moment

Hydraulically Amplified Magnetostrictive Actuator for Active Engine Mounts

Suryarghya Chakrabarti, Marcelo J. Dapino

SMASIS 2008; 795-802doi:https://doi.org/10.1115/SMASIS2008-518

Abstract

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Topics: Engines , Magnetostrictive devices , Actuators , Electromagnetic actuators , Displacement , Magnification

Transient Thermodynamic Modelling and Experimental Validation of an Antagonistic SMA Actuator

Anupam Pathak, Diann Brei, Jonathan Luntz

SMASIS 2008; 803-814doi:https://doi.org/10.1115/SMASIS2008-520

Abstract

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Topics: Actuators , Modeling , Transients (Dynamics) , Wire , Architecture , Boiling , Control equipment , Cycles , Design , Differential equations

Energy Harvesting Utilizing Single Crystal PMN-PT Material

Hyun Jeong Song, Young-Tai Choi, Gang Wang, Norman M. Wereley

SMASIS 2008; 815-822doi:https://doi.org/10.1115/SMASIS2008-523

Abstract

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Topics: Crystals , Energy harvesting , Accelerometers , Cantilever beams , Electric load , Magnesium (Metal) , Vibration

Low-Power Switching Control Schemes for Piezoelectric Micro-Robotic Actuators

Kenn Oldham, Bongsu Hahn, Biju Edamana, Ronald Polcawich, Jeffrey Pulskamp

SMASIS 2008; 823-830doi:https://doi.org/10.1115/SMASIS2008-524

Abstract

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Topics: Actuators , Robotics , Energy consumption , Robots , Biomimetics , Control equipment , Design , Electronics , Mechanical admittance , Microactuators

Magnetorheological Shock Absorber for Crew Seats in the Expeditionary Fighting Vehicle

Wei Hu, Nicholas Wilson, Gregory J. Hiemenz, Norman M. Wereley

SMASIS 2008; 831-837doi:https://doi.org/10.1115/SMASIS2008-542

Abstract

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Topics: Shock absorbers , Vehicles , Fluids , Pistons , Valves , Damping , Cylinders , Finite element analysis , Flow (Dynamics) , Performance evaluation

Development of a Simple Morphing Wing Using Elastomeric Composites as Skins and Actuators

Larry D. Peel, James Mejia, Ben Narvaez, Kyle Thompson, Madhuri Lingala

SMASIS 2008; 839-847doi:https://doi.org/10.1115/SMASIS2008-544

Abstract

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Topics: Actuators , Composite materials , Wings , Skin , Buckling , Leakage , Biomimetics , Carbon fibers , Drag (Fluid dynamics) , Elastomers

Behavior of Magnetorheological Fluids Employing Carrier Fluids Certified for Landing Gear Use

Louise Ahure´, Norman M. Wereley

SMASIS 2008; 849-857doi:https://doi.org/10.1115/SMASIS2008-560

Abstract

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Topics: Fluids , Gears , Magnetic fluids , Dampers , Excitation , Hydraulic drive systems , Magnetic fields , Magnetic particles , Magnetorheology , Oils