Electromechanical performance of dielectric elastomer composites: Modeling and experimental characterization

A Kumar, A Khurana, AK Patra, Y Agrawal… - Composite …, 2023 - Elsevier
Dielectric Elastomer (DE) devices have gained widespread attention in recent years for their
ability to generate large, reversible strains in response to electric actuation. However, some …

Dynamic modeling of dielectric elastomer-based minimum energy structures with membrane entanglements and finite extensibility

A Khurana, A Kumar, AK Sharma, MM Joglekar - Sādhanā, 2022 - Springer
The shape morphing behavior of dielectric elastomer-based minimum energy structures
(DEMES) generated by combining an inextensible frame and a pre-stretched dielectric …

A semi-analytical finite element framework for lamb waves in soft compressible plates considering strain stiffening effect

AK Patra, AK Sharma, DM Joglekar… - International Journal of …, 2023 - World Scientific
This paper investigates the elastic wave propagation through soft materials that are being
subjected to finite deformations. The nonlinear elastic and linearized incremental theories …

Propagation of fundamental Lamb modes along the non-principal axes of strain-stiffened soft compressible plates: A numerical investigation

AK Patra, AK Sharma, DM Joglekar… - The Journal of the …, 2023 - pubs.aip.org
This paper numerically investigates the propagation of elastic plate waves along the non-
principal directions in a prestretched compressible material described by the Gent model of …

Localization of a breathing delamination using nonlinear lamb wave mixing

Y Agrawal, AS Gangwar… - Journal of …, 2022 - asmedigitalcollection.asme.org
A guided wave-based method for localization of breathing delamination is presented in this
investigation. The proposed technique utilizes one-way mixing of a dual-frequency …

High-cycle fatigue damage evaluation based on hysteresis nonlinearity using ultrasonic guided waves

T Zhou, C Xue, X Lv, B Li - Ultrasonics, 2024 - Elsevier
This paper presents a novel approach utilizing nonlinear ultrasonic guided waves for the
detection and evaluation of high-cycle fatigue damage in aluminum alloy plates. Through …

Probabilistic Bayesian approach for delamination localization in GFRP composites using nonlinear guided waves

AS Gangwar, DM Joglekar - Journal of Applied …, 2024 - asmedigitalcollection.asme.org
Nondestructive evaluation (NDE) techniques that use nonlinear wave–damage interactions
have gained significant attention recently due to their improved sensitivity in detecting …

Computational simulation of microflaw detection in carbon-fiber-reinforced polymers

M Santos, J Santos, L Petrella - Electronics, 2022 - mdpi.com
The evaluation of microflaws in carbon-fiber-reinforced composite laminate (CFRP) via
ultrasound requires the knowledge of some important factors in addition to its structural …

Scattering of the fundamental Lamb modes in bent metallic plates

DM Joglekar - Journal of Applied Mechanics, 2022 - asmedigitalcollection.asme.org
Guided elastic waves, propagating through curved waveguides, have attracted significant
attention in the recent past, both from the perspectives of assessment of structural integrity …

Guided Wave Based Early Stage Debonding Detection and Assessment in Stiffened Panel Using Machine Learning with Deep Auto encoded Features

A Kumar, S Banerjee, A Guha - Journal of …, 2024 - asmedigitalcollection.asme.org
Debonding between stiffener and base plate is a very common type of damage in stiffened
panels. Numerous efforts have been made for debonding assessment in the stiffened panel …