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Joao P. Oliveira

NOVA University Lisbon

Helmholtz Center Hereon - Institute of Materials Physics

SCHOLARLY PAPERS

20

DOWNLOADS

973

TOTAL CITATIONS

9

Scholarly Papers (20)

1.

Superelasticity Preservation in Dissimilar Joint of NiTi Shape Memory Alloy to Biomedical PtIr

Number of pages: 27 Posted: 01 Dec 2020
University of Waterloo - Centre of Advanced Materials Joining, NOVA University Lisbon, Welding Engineering, Department of Materials Science and Engineering, The Ohio State University, Catalan Institute of Nanoscience and Nanotechnology (ICN2), CSIC and Barcelona Institute of Science and Technology (BIST), German Helmholtz-Zentrum Geesthacht - German Engineereing Materials Science Center at DESY and University of Waterloo
Downloads 142 (518,102)

Abstract:

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2.

Precipitation and Reverted Austenite Formation in Maraging 350 Steel: Competition or Cooperation?

Number of pages: 26 Posted: 12 Jan 2024
University of São Paulo (USP) - Department of Metallurgical and Materials Engineering, NOVA University Lisbon, Government of the United States of America - Pacific Northwest National Laboratory, Karlsruhe Institute of Technology, Karlsruhe Institute of Technology, Universidade Federal de São Carlos (UFScar), Polytechnic University of Catalonia (UPC) - Department of Strength of Materials and Structural Engineering, NOVA University Lisbon and University of São Paulo (USP) - Department of Metallurgical and Materials Engineering
Downloads 109 (645,052)

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atom-probe tomography, X-ray synchrotron radiation, Transmission electron microscopy, Phase transformation kinetics, Reverted austenite

Microstructural Evolution During Zinc-Assisted Liquid Metal Embrittlement Cracking in Third-Generation Trip Steel

Number of pages: 21 Posted: 11 May 2024
University of Waterloo, University of Waterloo, University of Waterloo, NOVA University Lisbon - UNIDEMI, Department of Mechanical and Industrial Engineering, Helmholtz Center Hereon - Institute of Materials Physics, NOVA University Lisbon and University of Waterloo
Downloads 41 (1,196,631)
Citation 1

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M-Mn TRIP steel, retained austenite, LME cracking, and advanced high-strength steels.

Microstructural Evolution During Zinc-Assisted Liquid Metal Embrittlement Cracking in Third-Generation Trip Steel

Number of pages: 29 Posted: 17 Mar 2025
University of Waterloo, University of Waterloo, University of Waterloo, NOVA University Lisbon - UNIDEMI, Department of Mechanical and Industrial Engineering, Helmholtz Center Hereon - Institute of Materials Physics, NOVA University Lisbon and University of Waterloo
Downloads 32 (1,326,242)

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M-Mn TRIP steel, retained austenite, LME cracking, and advanced high-strength steels

4.

A Holistic Approach for Evaluation of Gaussian Versus Ring Beam Processing on Structure and Properties in Laser Powder Bed Fusion

Number of pages: 32 Posted: 11 Oct 2023
affiliation not provided to SSRN, NOVA University Lisbon, affiliation not provided to SSRN, affiliation not provided to SSRN and University of Texas at El Paso
Downloads 72 (860,052)
Citation 4

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Laser Powder Bed Fusion, Beam Shaping, Single line scan, Test artifact, microstructure, mechanical properties

5.

Microstructural Evolution in High-Temperature Direct Aging on Pbf-Lb 15-5ph Stainless Steel

Number of pages: 22 Posted: 14 Aug 2025
Instituto Tecnológico de Aeronáutica (ITA), Max Planck Institute for Sustainable Materials, affiliation not provided to SSRN, NOVA University Lisbon, Helmholtz-Zentrum Hereon, NOVA University Lisbon, Max Planck Institute for Sustainable Materials, Polytechnic University of Catalonia (UPC) - Department of Strength of Materials and Structural Engineering, Instituto Tecnológico de Aeronáutica (ITA) and Instituto Tecnológico de Aeronáutica (ITA)
Downloads 63 (942,565)

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Precipitation-hardening, Martensite reversion, Stainless steels, Additive manufacturing, Phase transformation, CALPHAD

Microstructure and Wear Properties of Friction Stir Processed Az31 Magnesium Matrix Composites Reinforced with Fecocrnimn High Entropy Alloy Particles

Number of pages: 22 Posted: 01 Nov 2024
Nanchang Hangkong University, Nanchang Hangkong University, Nanchang Hangkong University, Nanchang Hangkong University, Nanchang Hangkong University, Nanchang Hangkong University, NOVA University Lisbon and NOVA University Lisbon
Downloads 44 (1,157,169)

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High-entropy alloy, Magnesium matrix composites, Microstructure, short-range diffusion, wear properties

Microstructure and Wear Properties of Friction Stir Processed Az31 Magnesium Matrix Composites Reinforced with Fecocrnimn High Entropy Alloy Particles

Number of pages: 20 Posted: 07 Oct 2024
Nanchang Hangkong University, Nanchang Hangkong University, Nanchang Hangkong University, Nanchang Hangkong University, Nanchang Hangkong University, Nanchang Hangkong University, NOVA University Lisbon and NOVA University Lisbon
Downloads 15 (1,559,710)

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High-entropy alloy, Magnesium matrix composites, Microstructure, short-range diffusion, wear properties

7.

Dissimilar fusion welding of NiTi shape memory alloy and AlCoCrFeNi2.1 eutectic high entropy alloy using multi-interlayer strategy

Number of pages: 54 Posted: 25 Nov 2025
affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, Pohang University of Science and Technology (POSTECH) - Department of Materials Science and Engineering, Helmholtz Center Hereon - Institute of Materials Physics and NOVA University Lisbon
Downloads 52 (1,041,696)

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Dissimilar fusion welding, NiTi shape memory alloy, AlCoCrFeNi2.1 eutectic high entropy alloy, multi-interlayer diffusion barrier, thermodynamic simulation, synchrotron X-ray diffraction, mechanical characterization

8.

Process Development and Application of Hot Forging Arc-Based Additive Manufacturing on Haynes® 282 for Microstructural and Mechanical Improvements

Number of pages: 36 Posted: 19 Oct 2024
affiliation not provided to SSRN, affiliation not provided to SSRN, NOVA University Lisbon, University of Pittsburgh, University of Pittsburgh - Department of Mechanical Engineering and Materials Science, Helmholtz Center Hereon - Institute of Materials Physics, affiliation not provided to SSRN and NOVA University Lisbon
Downloads 50 (1,063,489)

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Arc-based Additive Manufacturing, Hot forging, Haynes® 282, Grain refinement, Mechanical strength.

Simultaneous Enhancement in Strength and Ductility of Dissimilar Laser Aluminum Alloy/Steel Joints Assisted by Induction Heating

Number of pages: 27 Posted: 23 Jul 2025
Shanghai University of Engineering Science, Shanghai University of Engineering Science, affiliation not provided to SSRN, Shanghai University of Engineering Science, Shanghai University of Engineering Science, Shanghai University of Engineering Science, Shanghai University of Engineering Science, NOVA University Lisbon, NOVA University Lisbon, affiliation not provided to SSRN and affiliation not provided to SSRN
Downloads 21 (1,486,852)

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Laser weld-brazing, Induction heating, Dissimilar materials, mechanical properties, Intermetallic compounds, density functional theory (DTF)

10.

The Influence of In-Situ Alloying of Electro-Spark Deposited Coatings on the Multiscale Morphological and Mechanical Properties of Laser Welded Al-Si Coated 22mnb5

Number of pages: 33 Posted: 16 Feb 2022
University of Waterloo - Department of Mechanical and Mechatronics Engineering, University of Waterloo, affiliation not provided to SSRN, NOVA University Lisbon - UNIDEMI, Department of Mechanical and Industrial Engineering, Helmholtz Center Hereon - Institute of Materials Physics, NOVA University Lisbon, University of Waterloo - Department of Mechanical and Mechatronics Engineering and University of Waterloo
Downloads 47 (1,097,529)

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fiber laser welding, electro-spark deposition, ferrite suppression, austenite stabilization, Al-Si coated 22MnB5 press-hardened steel, functionally-graded components

11.

Investigation of Thermal Parameters in Numerical Modeling of the Laser Powder Bed Fusion Process for Maraging 300 Steel

Number of pages: 33 Posted: 14 Dec 2024
SENAI CIMATEC University Center, Centro Universitário SENAI CIMATEC, Centro Universitário SENAI CIMATEC, NOVA University Lisbon, NOVA University Lisbon, Centro Universitário SENAI CIMATEC and affiliation not provided to SSRN
Downloads 41 (1,170,409)

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Additive manufacturing, thermomechanical simulation, thermal parameter, residual stress, maraging steel

12.

Effect of Defocusing Distance on Interfacial Reaction and Mechanical Properties of Dissimilar Laser Al/Steel Joints with a Porous High Entropy Alloy Coating

Number of pages: 32 Posted: 13 Oct 2023
Shanghai University of Engineering Science, Shanghai University of Engineering Science, NOVA University Lisbon, Nanchang Hangkong University, Harbin Institute of Technology, Shanghai University of Engineering Science, Shanghai University of Engineering Science, Shanghai University of Engineering Science, Shanghai University of Engineering Science, Harbin Institute of Technology and Shanghai Jiao Tong University (SJTU) - Shanghai Key Laboratory of Digital Manufacture for Thin-walled Structures
Downloads 41 (1,196,171)
Citation 4

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Laser weld-brazing, High-entropy alloy, Al/steel dissimilar metals, Defocusing distance, Mechanical properties

13.

Interfacial Microstructure and Strengthening Mechanism of Dissimilar Laser Al/Steel Joint Via a Porous High Entropy Alloy Coating

Number of pages: 26 Posted: 22 Jan 2023
Shanghai University of Engineering Science, Shanghai University of Engineering Science, Shanghai University of Engineering Science, Shanghai University of Engineering Science, Shanghai University of Engineering Science, NOVA University Lisbon, Shanghai University of Engineering Science, Shanghai University of Engineering Science and Shanghai Jiao Tong University (SJTU) - Shanghai Key Laboratory of Materials Laser Processing and Modification
Downloads 40 (1,183,237)

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High Entropy Alloy, Porous coating, Laser Welding, Interfacial microstructure, Mechanical properties

14.

Laser Transmission Joining of Plasma Treated Polypropylene to Stainless Steel: Interfacial Microstructure and Mechanical Properties

Number of pages: 37 Posted: 10 Aug 2024
Shanghai University of Engineering Science, Shanghai University of Engineering Science, NOVA University Lisbon, Shanghai University of Engineering Science, Shanghai University of Engineering Science, Shanghai University of Engineering Science, affiliation not provided to SSRN, affiliation not provided to SSRN and Shanghai University of Engineering Science
Downloads 35 (1,249,711)

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PP/316L dissimilar materials, Mechanical properties, Hybrid joints, Laser transmission joining, Plasma treatment.

15.

Microstructure and Mechanical Properties of Al/Steel Joints by Pinless Friction Stir Spot Welding with Prefabricated Threaded Rivets

Number of pages: 27 Posted: 30 Dec 2025
Nanchang Hangkong University, Nanchang Hangkong University, Shanghai University of Engineering Science, Nanchang Hangkong University, Nanchang Hangkong University, Nanchang Hangkong University, Nanchang Hangkong University, NOVA University Lisbon and NOVA University Lisbon
Downloads 34 (1,263,436)

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Friction stir rivet welding;Aluminum/steel dissimilar joints;Digital image correlation;Mechanical bonding;Metallurgical bonding;

Influence of Laser Power on the Microstructure and Mechanical Properties of Aluminum/Steel Laser Weld-brazing Joints

Number of pages: 27 Posted: 28 Oct 2025
Nanchang Hangkong University, Shanghai University of Engineering Science, NOVA University Lisbon, Shanghai University of Engineering Science, Nanchang Hangkong University, Nanchang Hangkong University, Nanchang Hangkong University, affiliation not provided to SSRN, NOVA University Lisbon and Shanghai University of Engineering Science
Downloads 28 (1,385,838)

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Laser weld-brazing, Aluminum/steel dissimilar joints, Intermetallic compounds, Microstructure, Mechanical properties

Influence of Laser Power on the Microstructure and Mechanical Properties of Aluminum/Steel Laser Weld-brazing Joints

Number of pages: 29 Posted: 25 May 2026
Nanchang Hangkong University, Shanghai University of Engineering Science, NOVA University Lisbon, Shanghai University of Engineering Science, Nanchang Hangkong University, Nanchang Hangkong University, Nanchang Hangkong University, affiliation not provided to SSRN, NOVA University Lisbon and Shanghai University of Engineering Science
Downloads 4 (1,646,315)

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Laser weld-brazing, Aluminum/steel dissimilar joints, intermetallic compounds, Microstructure, Mechanical properties

17.

Improving the Strength and Ductility of Laser Dissimilar Al/Steel Joints by Controlling the Melting of Porous High Entropy Alloy Interlayer

Number of pages: 28 Posted: 20 Feb 2025
Nanchang Hangkong University, Shanghai University of Engineering Science, Shanghai University of Engineering Science, Nanchang Hangkong University, Nanchang Hangkong University, NOVA University Lisbon, Shanghai University of Engineering Science, NOVA University Lisbon and Shanghai University of Engineering Science
Downloads 24 (1,424,331)

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Laser welding-brazing, High entropy alloy, Porous coating, Interfacial microstructure, mechanical properties

18.

Microstructural Evolution during Zinc-Assisted Liquid Metal Embrittlement Cracking in Third-Generation TRIP Steel

Number of pages: 30 Posted: 28 Oct 2025
University of Waterloo, University of Waterloo, University of Waterloo, NOVA University Lisbon - UNIDEMI, Department of Mechanical and Industrial Engineering, Helmholtz Center Hereon - Institute of Materials Physics, NOVA University Lisbon and University of Waterloo
Downloads 22 (1,424,331)

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M-Mn TRIP steel, retained austenite, LME cracking, and advanced high-strength steels

19.

A Screw Extrusion Approach for In-Situ Fabrication of Glass Fiber Reinforced with Pla in Additive Manufacturing

Number of pages: 23 Posted: 19 Jul 2025
Rui Gonçalves, Alberto Martinho and Joao P. Oliveira
affiliation not provided to SSRN, affiliation not provided to SSRN and NOVA University Lisbon
Downloads 10 (1,541,665)

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additive manufacturing, Screw extrusion, Glass fiber, Composite 3D printing, mechanical characterization

20.

Enhancing the Mechanical Properties of Al/Steel Dissimilar Joints via Pinless Friction Stir Spot Welding with Prefabricated Threaded Rivets

Number of pages: 28 Posted: 25 Mar 2026
Nanchang Hangkong University, Nanchang Hangkong University, Shanghai University of Engineering Science, Nanchang Hangkong University, Nanchang Hangkong University, Nanchang Hangkong University, Nanchang Hangkong University, NOVA University Lisbon and NOVA University Lisbon
Downloads 6 (1,566,597)

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friction stir rivet welding;the combination of mechanical connection and metallurgicalconnection;macroscopic and microscopic;digital image correlation.