Emmanuel Brousseau
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View article: A novel smooth particle hydrodynamics framework for modelling melting pool dynamics in laser processing
A novel smooth particle hydrodynamics framework for modelling melting pool dynamics in laser processing Open
Accurately modelling melting pool dynamics, including surface tension and Marangoni force, is essential for reliable numerical investigations of laser material processing operations. However, conventional Smooth Particle Hydrodynamics (SPH…
View article: A full-field non-local crystal plasticity investigation of bi-layered HEA
A full-field non-local crystal plasticity investigation of bi-layered HEA Open
Heterogeneous deformation has been widely proven to provide extra strengthening in heterostructured metallic materials. However, the explicit modelling of underlying plasticity mechanisms at both grain and sample levels remains a challenge…
View article: Laser Surface Texturing of Bulk Metallic Glass for Orthopaedic Application
Laser Surface Texturing of Bulk Metallic Glass for Orthopaedic Application Open
Osteoarthritis in weight bearing joints, such as the hip and knee, is the primary indicator for orthopaedic intervention in the UK. Joint replacements remain the only viable treatment for osteoarthritis, however implant metallics exhibit i…
View article: Modelling of Temperature Distribution in Orthogonal Machining
Modelling of Temperature Distribution in Orthogonal Machining Open
Heat generation during machining has a profound effect on the performance of cutting tools, tool life, machinability of materials, and workpiece surface integrity. Thus, measurement and monitoring of cutting temperature is necessary for to…
View article: An enhanced meshless numerical methodology for modelling pulsed laser ablation of aluminium
An enhanced meshless numerical methodology for modelling pulsed laser ablation of aluminium Open
Laser machining has become increasingly popular given the ability of this manufacturing technique to process a wide range of materials over multiple length scales, i.e., from the micro to the macroscale. In this work, a meshless numerical …
View article: On the Aptness of Material Constitutive Models for Simulating Nano-Scratching Processes
On the Aptness of Material Constitutive Models for Simulating Nano-Scratching Processes Open
The simulation of nano-scratching on metallic substrates using smooth particle hydrodynamics (SPH) has been attempted by researchers in recent years. From a review of the existing SPH simulations of nano-scratching processes, it was found …
View article: Rapid, Point-of-Care Microwave Lysis and Electrochemical Detection of Clostridioides difficile Directly from Stool Samples
Rapid, Point-of-Care Microwave Lysis and Electrochemical Detection of Clostridioides difficile Directly from Stool Samples Open
The rapid detection of the spore form of Clostridioides difficile has remained a challenge for clinicians. To address this, we have developed a novel, precise, microwave-enhanced approach for near-spontaneous release of DNA from C. diffici…
View article: Application of mesh-free and finite element methods in modelling nano-scale material removal from copper substrates: A computational approach
Application of mesh-free and finite element methods in modelling nano-scale material removal from copper substrates: A computational approach Open
This study explores the modelling methodology using mesh-free smoothed particle hydrodynamics (SPH) and finite element modelling (FE) techniques to simulate the AFM-based nano-scratching processes for advancing precision engineering in nan…
View article: Antimicrobial release from a lipid bilayer titanium implant coating is triggered by Staphylococcus aureus alpha-haemolysin
Antimicrobial release from a lipid bilayer titanium implant coating is triggered by Staphylococcus aureus alpha-haemolysin Open
Infections represent a significant challenge in joint replacements, often leading to the need for high-risk revision surgeries. There is an unmet need for novel technologies that are triggered by pathogens to prevent long-term joint replac…
View article: Numerical Simulation of Nanomachining: Exploring Meshless and Finite Element Techniques for Material Removal Modelling
Numerical Simulation of Nanomachining: Exploring Meshless and Finite Element Techniques for Material Removal Modelling Open
Mechanical nano machining involves the precise removal of material at the nanoscale under the action of a cutting tool, enabling the creation of intricate structures and devices in various sectors, including semiconductors, optics, and man…
View article: Slip system level strengthening in nano-indentation of single crystalline copper: Numerical study via a non-local CPFEM model
Slip system level strengthening in nano-indentation of single crystalline copper: Numerical study via a non-local CPFEM model Open
A three-dimensional non-local crystal plasticity finite element model (CPFEM) integrating the evolution of geometrically necessary dislocations (GNDs) and statistically stored dislocations (SSDs) was developed to simulate the nano-indentat…
View article: Graphene Nanoplatelets Reinforced Al-Cu-Mg Composite Fabricated using Laser Powder Bed Fusion: Microstructure, Mechanical Properties, and Wear Behaviour
Graphene Nanoplatelets Reinforced Al-Cu-Mg Composite Fabricated using Laser Powder Bed Fusion: Microstructure, Mechanical Properties, and Wear Behaviour Open
Aluminium-based metal matrix composites reinforced with Graphene (Gr) and its derivatives have been reported as promising composites due to their superior properties such as strength, damage tolerance, fatigue resistance, and density. Howe…
View article: Investigation of Nanoscale Scratching on Copper with Conical Tools Using Particle-Based Simulation
Investigation of Nanoscale Scratching on Copper with Conical Tools Using Particle-Based Simulation Open
In this study, a modeling approach based on smooth particle hydrodynamics (SPH) was implemented to simulate the nanoscale scratching process using conical tools with different negative rake angles. The implemented model enables the study o…
View article: Modelling of a shear-type piezoelectric actuator for AFM-based vibration-assisted nanomachining
Modelling of a shear-type piezoelectric actuator for AFM-based vibration-assisted nanomachining Open
Recent research investigations have reported the benefit of enhancing conventional AFM-based nanoscale machining operations by the introduction of high frequency vibrations between the AFM tip and the processed material. The technique reli…
View article: Assessment and validation of SPH modeling for nano-indentation
Assessment and validation of SPH modeling for nano-indentation Open
Nano-indentation tests are important techniques in material science. Over the past two decades, many numerical approaches have been proposed to model and simulate the nano-indentation process. In this paper, the possibility of modeling the…
View article: Examining slit pore widths within plasma-exfoliated graphitic material utilising Barrett–Joyner–Halenda analysis
Examining slit pore widths within plasma-exfoliated graphitic material utilising Barrett–Joyner–Halenda analysis Open
BJH analysis is shown to be a highly useful method to estimate the distance between stacks within plasma-exfoliated graphitic material, and is shown to coincide with data obtained from SEM, AFM and XRD analysis.
View article: Roughness of Deposited Carbon-Based Coatings and Its Statistical Characteristics at Nano and Microscales
Roughness of Deposited Carbon-Based Coatings and Its Statistical Characteristics at Nano and Microscales Open
Topography of surfaces may influence many processes in tribology including friction and adhesion. Its influence is usually taken into account in various statistical models of rough surfaces. Most of these models are based on an explicit or…
View article: Correction: High performing AgNW transparent conducting electrodes with a sheet resistance of 2.5 Ω Sq<sup>−1</sup> based upon a roll-to-roll compatible post-processing technique
Correction: High performing AgNW transparent conducting electrodes with a sheet resistance of 2.5 Ω Sq<sup>−1</sup> based upon a roll-to-roll compatible post-processing technique Open
Correction for ‘High performing AgNW transparent conducting electrodes with a sheet resistance of 2.5 Ω Sq−1 based upon a roll-to-roll compatible post-processing technique’ by D. Kumar et al., Nanoscale, 2019, DOI: 10.1039/c8nr07974a.
View article: High performing AgNW transparent conducting electrodes with a sheet resistance of 2.5 Ω Sq<sup>−1</sup> based upon a roll-to-roll compatible post-processing technique
High performing AgNW transparent conducting electrodes with a sheet resistance of 2.5 Ω Sq<sup>−1</sup> based upon a roll-to-roll compatible post-processing technique Open
A report of transparent and conducting silver nanowires (AgNWs) that produce remarkable electrical performance, surface planarity and environmental stability is given.