Juan Guillermo Santos Macías

ORCID: 0000-0003-2067-4523
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About
Contact & Profiles
Research Areas
  • Additive Manufacturing Materials and Processes
  • Additive Manufacturing and 3D Printing Technologies
  • Aluminum Alloys Composites Properties
  • High Entropy Alloys Studies
  • Welding Techniques and Residual Stresses
  • Advanced Welding Techniques Analysis
  • Aluminum Alloy Microstructure Properties
  • Laser-induced spectroscopy and plasma
  • Manufacturing Process and Optimization
  • Engineering Technology and Methodologies
  • Laser and Thermal Forming Techniques
  • Magnesium Alloys: Properties and Applications
  • Metal Forming Simulation Techniques
  • Metal and Thin Film Mechanics
  • Advanced Materials Characterization Techniques

Laboratoire Mécanique des Solides
2024

UCLouvain
2019-2022

University of Liège
2021

Institute of Mechanics
2020-2021

KU Leuven
2018

Numerous efforts have been devoted to produce reliable additive manufactured (AM) materials for structural applications. However, the critical fatigue issue poses a significant hurdle in relation nature of this production method. Despite relative flexibility laser powder bed fusion (LPBF) AM process, there exists limitation possibility tailoring parameters obtain satisfactory combination porosity and surface roughness adequate resistance. This quandary arises interest post-treatments that...

10.1016/j.matdes.2021.110084 article EN cc-by-nc-nd Materials & Design 2021-09-02

A novel experiment-driven modelling and simulation approach is proposed to study the formation of intergranular stresses plastic strains during laser scanning additively manufactured 316L stainless steel. Recently, experiments were performed using a unique coupling between continuous-wave electron microscope. These form basis for development thermo-elasto-viscoplastic polycrystal model endowed with minimum necessary physics problem in order facilitate simulating sufficiently large domains...

10.1016/j.mtla.2024.102082 article EN cc-by Materialia 2024-04-12

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10.2139/ssrn.4789958 preprint EN 2024-01-01

Laser powder bed fusion (LPBF) is an additive manufacturing technique that widely used to produce AlSi10Mg parts with a good strength-to-weight ratio and very fine microstructure thanks high cooling rates. However, obtain better mechanical properties, ductility higher fatigue resistance, post-treatments have be performed. In this work, friction stir processing, thermomechanical post-treatment, applied on as-built plate of 5 mm thickness. This post-treatment leads decrease the percentage...

10.25518/esaform21.2464 article EN cc-by ESAFORM 2021 2021-03-30
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