MU

Manas V. Upadhyay

22
Documents

Publications

Publications

Deposit thumbnail

Metallurgically-driven thermomechanical analysis of multiple side-to-side laser melting on a 316L substrate

Zixuan Li , Michel Bellet , Charles-André Gandin , Manas Vijay Upadhyay , Yancheng Zhang

Additive Manufacturing, 2025, 112, pp.104991. ⟨10.1016/j.addma.2025.104991⟩

Article dans une revue hal-05326559v1
Deposit thumbnail

Altering microstructure and enhancing mechanical properties during direct energy deposition of Ti-6Al-4V via in-process laser heat treatments

Kouider Abdellah Abdesselam , Steve Gaudez , Steven van Petegem , Veijo Honkimäki , Simon Hallais et al.

Materials & Design, 2025, 254, pp.113997. ⟨10.1016/j.matdes.2025.113997⟩

Article dans une revue hal-04746656v2
Deposit thumbnail

Estimating elastic and thermal contributions to lattice strains from operando X-ray diffraction measurements using fast simulations

S. Gaudez , D. Weisz-Patrault , K.A. Abdesselam , H. Gharbi , V. Honkimäki et al.

Additive Manufacturing, 2025, 101, pp.104674. ⟨10.1016/j.addma.2025.104674⟩

Article dans une revue hal-04954069v2
Deposit thumbnail

Intergranular stress and plastic strain formation during laser scanning of an additively manufactured stainless steel: an experimentally-driven thermomechanical simulation study

Nikhil Mohanan , Juan Guillermo Santos Macías , Jérémy Bleyer , Thomas Helfer , Manas Upadhyay

Materialia, 2024, 34, pp.102082. ⟨10.1016/j.mtla.2024.102082⟩

Article dans une revue hal-04556379v1
Deposit thumbnail

A synchrotron transmission X-ray microscopy study on precipitate evolution during solid-state thermal cycling of a stainless steel

S. Gaudez , M. Ben Haj Slama , E. Heripre , L. Yedra , M. Scheel et al.

Additive Manufacturing, 2023, 73, pp.103692. ⟨10.1016/j.addma.2023.103692⟩

Article dans une revue hal-04162259v1
Deposit thumbnail

High-resolution reciprocal space mapping reveals dislocation structure evolution during 3D printing

Steve Gaudez , Kouider Abdellah Abdesselam , Hakim Gharbi , Zoltan Hegedüs , Ulrich Lienert et al.

Additive Manufacturing, 2023, 71, pp.103602. ⟨10.1016/j.addma.2023.103602⟩

Article dans une revue hal-04124623v1
Deposit thumbnail

Dislocation transport using a time-explicit Runge-Kutta discontinuous Galerkin finite element approach

Manas V Upadhyay , Jérémy Bleyer

Modelling and Simulation in Materials Science and Engineering, 2022, ⟨10.1088/1361-651X/ac44a7⟩

Article dans une revue hal-03466796v1
Deposit thumbnail

Insight on precipitate evolution during additive manufacturing of stainless steels via in-situ heating-cooling experiments in a transmission electron microscope

Meriem Ben Haj Slama , Lluis Yedra , Eva Heripre , Manas V Upadhyay

Materialia, In press, ⟨10.1016/j.mtla.2022.101368⟩

Article dans une revue hal-03570116v1
Deposit thumbnail

Non-oxide precipitates in additively manufactured austenitic stainless steel

Manas Vijay Upadhyay , Meriem Ben Haj Slama , Steve Gaudez , Nikhil Mohanan , Lluis Yedra et al.

Scientific Reports, In press, ⟨10.1038/s41598-021-89873-2⟩

Article dans une revue hal-03221432v1

Elastic constitutive laws for incompatible crystalline media: the contributions of dislocations, disclinations and G-disclinations

Manas Vijay Upadhyay , Laurent Capolungo , Vincent Taupin , Claude Fressengeas

Philosophical Magazine, 2013, 93 (7), pp.794-832. ⟨10.1080/14786435.2012.733829⟩

Article dans une revue hal-01501433v1

Grain boundary and triple junction energies in crystalline media: A disclination based approach

Manas Vijay Upadhyay , Laurent Capolungo , Vincent Taupin , Claude Fressengeas

International Journal of Solids and Structures, 2011, 48 (22-23), pp.3176-3193. ⟨10.1016/j.ijsolstr.2011.07.009⟩

Article dans une revue hal-04213970v1

Coupling grain growth, fluid flow, and anisotropic mechanical behavior at the track scale through thermo-fluid-metallurgical-mechanical simulations

Zixuan Li , Charles-André Gandin , Michel Bellet , Manas Vijay Upadhyay , Yancheng Zhang

COMPLAS 2025 – XVIII International Conference on Computational Plasticity, Sep 2025, Barcelona, Spain

Communication dans un congrès hal-05402830v1

Microstructure informed thermomechanical simulation of L-PBF, at meso and part scales, by crystal viscoplasticity

Michel Bellet , Zixuan Li , Trung-Chien Vo , Charles-André Gandin , Manas Vijay Upadhyay et al.

Sim-AM 2025, The Fifth International Conference on Simulation for Additive Manufacturing, Sep 2025, Pavia, Italy

Communication dans un congrès hal-05450049v1
Deposit thumbnail

High-vacuum laser treatments enhance strength, ductility and fatigue limit of additively manufactured stainless steel

Juan Guillermo Santos Macías , Kewei Chen , Alexandre Tanguy , Nathalie Isac , Maxime Vallet et al.

2025

Pré-publication, Document de travail hal-04530203v3
Deposit thumbnail

A finite deformation theory of dislocation thermomechanics

Gabriel Dante Lima-Chaves , Amit Acharya , Manas V Upadhyay

2024

Pré-publication, Document de travail hal-04704682v1
Deposit thumbnail

On Microstructure Development During Laser Melting and Resolidification: an Experimentally Validated Simulation Study

Alexander F Chadwick , Juan Guillermo Santos Macías , Arash Samaei , Gregory Wagner , Manas V Upadhyay et al.

2024

Pré-publication, Document de travail hal-04738571v1
Deposit thumbnail

Coupling Phase Field Crystal and Field Dislocation Mechanics for a consistent description of dislocation structure and elasticity

Manas V Upadhyay , Jorge Viñals

2024

Pré-publication, Document de travail hal-04534238v1
Deposit thumbnail

Silicon mediated twin formation in laser direct energy deposited 316L stainless steel

Kewei Chen , Juan Guillermo Santos Macías , Nathalie Isac , Maxime Vallet , Louis Cornet et al.

2024

Pré-publication, Document de travail hal-04649886v1
Deposit thumbnail

On the accuracy of temperature estimates from in operando X-ray diffraction measurements during additive manufacturing

Steve Gaudez , Daniel Weisz-Patrault , Kouider Abdellah Abdesselam , Hakim Gharbi , Veijo Honkimäki et al.

2023

Pré-publication, Document de travail hal-04305465v1
Deposit thumbnail

Finite element implementation of the thermal field dislocation mechanics model: study of temperature evolution due to dislocation activity

Gabriel Dante Lima-Chaves , Manas V Upadhyay

2023

Pré-publication, Document de travail hal-04228912v1
Deposit thumbnail

On the thermo-mechanical theory of field dislocations in transient heterogeneous temperature fields

Manas Vijay Upadhyay

2020

Pré-publication, Document de travail hal-02439503v4