A. M. Rajendran
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View article: Impact of Polyester Recron 3s Fiber on Fly Ash-based Portland Pozzolana Cement Mortars at Various Total Dissolved Solids Levels
Impact of Polyester Recron 3s Fiber on Fly Ash-based Portland Pozzolana Cement Mortars at Various Total Dissolved Solids Levels Open
This research investigates the effect of total dissolved solids (TDS) concentration on the properties of cement mortar, including setting time, flowability, compressive strength, water absorption, and permeability, with a constant addition…
View article: Protein Folding in the Presence of Osmolytes - a Complex Interplay of Multiple Forces
Protein Folding in the Presence of Osmolytes - a Complex Interplay of Multiple Forces Open
Living organisms employ various approaches to evade stressful environmental conditions such as high and low temperatures, salinity, and drought. The most adapted strategy to circumvent such stress conditions is the use of osmolytes, which …
View article: Simulation of the Dynamic Responses of Layered Polymer Composites under Plate Impact Using the DSGZ Model
Simulation of the Dynamic Responses of Layered Polymer Composites under Plate Impact Using the DSGZ Model Open
This paper presents a numerical study on the dynamic response and impact mitigation capabilities of layered ceramic–polymer–metal (CPM) composites under plate impact loading, focusing on the layer sequence effect. The layered structure, co…
View article: Mechanical behavior of alpha quartz with void defects under tension: a molecular dynamics study using different interatomic potentials
Mechanical behavior of alpha quartz with void defects under tension: a molecular dynamics study using different interatomic potentials Open
This study employs a series of molecular dynamics (MD) simulations, utilizing three commonly used interatomic potentials, i.e. van Beest, Kramer, and van Santen (BKS), Vashishta, and Tersoff to analyze the structural and mechanical charact…
View article: High Strain-Rate and Shock Response of Carbon Supercomposite<sup>TM</sup>
High Strain-Rate and Shock Response of Carbon Supercomposite<sup>TM</sup> Open
This study focuses on assessing the dynamic behaviors of carbon SupercompositeTM laminates when subjected to high strain-rates and air blast loads, using a shock tube for testing. The investigation aims to understand the response of these …
View article: A new woven composite constitutive model validated by shock wave experiments
A new woven composite constitutive model validated by shock wave experiments Open
In this paper, we present results of plate impact simulations of shock compressed woven glass fiber-reinforced plastic (GRP) performed using the Arbitrary Lagrangian–Eulerian three-dimensional finite element code. A hyperelastic large-stra…
View article: Dynamic Flexural Modulus and Low-Velocity Impact Response of Supercomposite&lt;sup&gt;TM&lt;/sup&gt; Laminates with Vertical Z-Axis Milled Carbon Fiber Reinforcement
Dynamic Flexural Modulus and Low-Velocity Impact Response of Supercomposite<sup>TM</sup> Laminates with Vertical Z-Axis Milled Carbon Fiber Reinforcement Open
In work reported here, the dynamic properties and low-velocity impact response of woven carbon/epoxy laminates incorporating a novel 3D interlaminar reinforcement concept with dense layers of Z-axis oriented milled carbon fiber Supercompos…
View article: High strain-rate dynamic compressive behavior and energy absorption of distiller’s dried grains and soluble composites with paulownia and pine wood using a split Hopkinson pressure bar technique
High strain-rate dynamic compressive behavior and energy absorption of distiller’s dried grains and soluble composites with paulownia and pine wood using a split Hopkinson pressure bar technique Open
Novel bio-based composite wood panels (CWPs) that consisted of distiller’s dried grains and solubles (DDGS) flour adhesive bound to a wood filler/reinforcement were subjected to high strain-rate compression loading, and their behavior was …
View article: Understanding mechanical behavior of interfaces in materials
Understanding mechanical behavior of interfaces in materials Open
View article: An atomistic study of the effect of micro-structure on the HEL evolution in a nanocrystalline aluminum
An atomistic study of the effect of micro-structure on the HEL evolution in a nanocrystalline aluminum Open
This study focuses on the shock precursor decay phenomena in nanocrystalline aluminum (nc-al) atom systems using large scale molecular dynamics (MD) simulations. For this purpose, two different atom systems are considered: 1) a small 908 Å…
View article: Shock wave propagation in functionally graded mineralized tissue
Shock wave propagation in functionally graded mineralized tissue Open
In this investigation, the shock wave propagation in bone-like tissue was investigated. The Alligator gar (Atractosteus spatula) exoskeleton is comprised of many disparate scales that provide a biological analog for potential design of fle…
View article: Energy Absorption of Pultruded Glass-Graphite/Epoxy Hybrid Composites under High Strain-Rate Induced Transverse Tension
Energy Absorption of Pultruded Glass-Graphite/Epoxy Hybrid Composites under High Strain-Rate Induced Transverse Tension Open
This paper focuses on the dynamic tensile response of glass-graphite/epoxy composites illustrating improvement in energy absorption through hybridization. The dynamic response and energy absorption characteristics of pultruded hybrid combi…
View article: The Quasi-Coarse-Grained Dynamics Method to Unravel the Mesoscale Evolution of Defects/Damage during Shock Loading and Spall Failure of Polycrystalline Al Microstructures
The Quasi-Coarse-Grained Dynamics Method to Unravel the Mesoscale Evolution of Defects/Damage during Shock Loading and Spall Failure of Polycrystalline Al Microstructures Open
View article: Constitutive Stiffness Characteristics of Cement Paste as a Multiphase Composite System—A Molecular Dynamics-Based Model
Constitutive Stiffness Characteristics of Cement Paste as a Multiphase Composite System—A Molecular Dynamics-Based Model Open
Cement paste is a material with heterogeneous composite structure consisting of hydrated and unhydrated phases at all length scales that varies depending upon the degree of hydration. In this paper, a method to model cement paste as a mult…
View article: Shock wave propagation in cementitious materials at micro/meso scales
Shock wave propagation in cementitious materials at micro/meso scales Open
Shock wave response of heterogeneous materials like cement and concrete is greatly influenced by the constituents and their statistical distributions. The microstructure of cement is complex due to the presence of unhydrated water, nano/mi…
View article: COMPUTATIONAL MODELING OF MULTI-SCALE FEATURES IN CEMENTITIOUS MATERIALS
COMPUTATIONAL MODELING OF MULTI-SCALE FEATURES IN CEMENTITIOUS MATERIALS Open
Computational modeling of complex, heterogeneous, multi-scale features of cement paste requires starting from their fundamental building blocks that includes material chemistry, microstructural morphology.This would enable capturing scale …