Homogenized energy model for characterizing polarization and strains in hysteretic ferroelectric materials: Material properties and uniaxial model development
RC Smith, Z Hu - Journal of Intelligent Material Systems and …, 2012 - journals.sagepub.com
Ferroelectric materials, such as lead zirconate titanate, lanthanum-doped lead zirconate
titanate, and BaTiO3, are being considered, or are already being employed, for a large …
titanate, and BaTiO3, are being considered, or are already being employed, for a large …
A modeling and uncertainty quantification framework for a flexible structure with macrofiber composite actuators operating in hysteretic regimes
Z Hu, RC Smith, N Burch, M Hays… - Journal of Intelligent …, 2014 - journals.sagepub.com
Macrofiber composites are low cost, durable, and flexible piezoceramic devices that are
presently being considered for applications that include shape control of airfoils for improved …
presently being considered for applications that include shape control of airfoils for improved …
Boundary layer state detection using piezoelectric sensors
VL Stuber, M Kotsonis… - Smart Materials and …, 2021 - iopscience.iop.org
Two piezoelectric series bimorph sensors were embedded below the skin of a NACA 0012
symmetrical airfoil to detect the local state of the boundary layer during wind tunnel testing …
symmetrical airfoil to detect the local state of the boundary layer during wind tunnel testing …
Analysis of a multi-axial quantum-informed ferroelectric continuum model: Part 2—sensitivity analysis
We illustrate the use of global sensitivity analysis, and a parameter subset selection
algorithm based on local sensitivity analysis, to quantify the relative influence of parameters …
algorithm based on local sensitivity analysis, to quantify the relative influence of parameters …
Characteristics of a wingtip vortex from an oscillating winglet
Initial perturbations in the wingtip vortices can potentially lead to instabilities that significantly
reduce their lifetime in the wake of an aircraft. An active winglet capable of oscillating about …
reduce their lifetime in the wake of an aircraft. An active winglet capable of oscillating about …
Characterization of piezoelectric macrofiber composite actuated winglets
The present study primarily focuses on the design, development, and structural
characterization of an oscillating winglet actuated using a piezoelectric macrofiber …
characterization of an oscillating winglet actuated using a piezoelectric macrofiber …
Active subspace analysis and uncertainty quantification for a polydomain ferroelectric phase-field model
LS Leon, PR Miles, RC Smith… - Journal of Intelligent …, 2019 - journals.sagepub.com
We perform parameter subset selection and uncertainty analysis for phase-field models that
are applied to the ferroelectric material lead titanate. A motivating objective is to determine …
are applied to the ferroelectric material lead titanate. A motivating objective is to determine …
Active control of wingtip vortices using piezoelectric actuated winglets
Wingtip vortices are caused by the pressure difference between the upper and lower surface
of a wing equalizing at the tip. In the present study, piezoelectric Macro Fiber Composite …
of a wing equalizing at the tip. In the present study, piezoelectric Macro Fiber Composite …
Active subspace uncertainty quantification for a polydomain ferroelectric phase-field model
LS Leon, RC Smith, P Miles… - Behavior and Mechanics …, 2018 - spiedigitallibrary.org
Quantum-informed ferroelectric phase field models capable of predicting material behavior,
are necessary for facilitating the development and production of many adaptive structures …
are necessary for facilitating the development and production of many adaptive structures …
Introducing Perturbations into Turbulent Wall-Bounded Flow With Arrays of Long TiO2 Nanowires
A currently unexplored mechanical application of nanowires is near-wall active flow
manipulation, with potential uses mixing and filtering chemicals, enhancing convective heat …
manipulation, with potential uses mixing and filtering chemicals, enhancing convective heat …