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João Pragana is an Assistant Professor of Instituto Superior Técnico University of Lisbon, Portugal. He obtained his MSc in 2017 and his PhD 2021 both in Mechanical Engineering from Instituto Superior Técnico, where he also served as junior researcher between 2018 and 2020, trainee assistant in 2020, Invited assistant between 2021 and 2023 and invited assistant professor in 2023 of the Manufacturing and Industrial Management Unit of Instituto Superior Técnico. He is also Integrated Member of the Manufacturing and Industrial Management research center of IDMEC, where he serves a Vice-Coordinator since 2025. His research interests are focused in metal forming, joining technologies and hybrid additive manufacturing.
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Identification

Personal identification

Full name
João Pedro da Fonseca Matos Pragana
Gender
Male

Citation names

  • Pragana, J.P.M
  • Pragana, João

Author identifiers

Ciência ID
5C1E-6DBE-E60D
ORCID iD
0000-0002-3599-7053
Researcher Id
AAC-2053-2022
Scopus Author Id
57201882151

Email addresses

  • joao.pragana@tecnico.ulisboa.pt (Professional)

Telephones

Telephone
  • (+351) 218417561 (Professional)

Addresses

  • Avenida Rovisco Pais , 1049-001, Lisboa, Lisboa, Portugal (Professional)

Websites

Knowledge fields

  • Engineering and Technology - Mechanical Engineering

Languages

Language Speaking Reading Writing Listening Peer-review
English Advanced (C1) Advanced (C1) Advanced (C1) Advanced (C1)
Spanish; Castilian Elementary (A2) Beginner (A1) Beginner (A1) Elementary (A2)
Portuguese (Mother tongue)
Education
Degree Classification
2018/09/14 - 2021/12/22
Concluded
 Engenharia Mecânica (Doutoramento)
Universidade de Lisboa Instituto Superior Técnico, Portugal
"Forming of Additively Manufactured Components" (THESIS/DISSERTATION)
 Pass with Distinction and Honour
2012/09/11 - 2017/11/09
Concluded
 Engenharia Mecânica (Mestrado integrado)
Major in Specialization in Production
Universidade de Lisboa Instituto Superior Técnico, Portugal
"Ligação de chapas sobrepostas através da tecnologia de deformação plástica de chapa na massa" (THESIS/DISSERTATION)
 16 (from 0 to 20)
Affiliation

Science

Category
Host institution 		Employer
2018/01/16 - 2020/08/31 Researcher (Research) Associated Laboratory for Energy Transports and Aeronautics, Portugal
Universidade de Lisboa Instituto Superior Técnico, Portugal

Teaching in Higher Education

Category
Host institution 		Employer
2024/01/01 - Current Assistant Professor (University Teacher) Universidade de Lisboa Instituto Superior Técnico, Portugal
Universidade de Lisboa Instituto Superior Técnico, Portugal
2023/09/11 - 2023/12/31 Invited Assistant Professor (University Teacher) Universidade de Lisboa Instituto Superior Técnico, Portugal
Universidade de Lisboa Instituto Superior Técnico, Portugal
2021/09/01 - 2023/09/01 Invited Assistant (University Teacher) Universidade de Lisboa Instituto Superior Técnico, Portugal
Universidade de Lisboa Instituto Superior Técnico, Portugal
2020/09/01 - 2021/08/30 Trainee Assistant (University Teacher) Universidade de Lisboa Instituto Superior Técnico, Portugal
Universidade de Lisboa Instituto Superior Técnico, Portugal

Others

Category
Host institution 		Employer
2025/01 - Current Vice-Coordinator of MIM Associated Laboratory for Energy Transports and Aeronautics, Portugal
Instituto de Engenharia Mecânica, Portugal
2024/01 - Current Integrated member Associated Laboratory for Energy Transports and Aeronautics, Portugal
Instituto de Engenharia Mecânica, Portugal
2022/01 - 2023/12 Collaborating member Associated Laboratory for Energy Transports and Aeronautics, Portugal
Instituto de Engenharia Mecânica, Portugal
Projects

Grant

Designation Funders
2025/02 - 2028/02 STAMP-IT
FEDER-01473900
Researcher
Instituto de Engenharia Mecânica, Portugal
 Agência Nacional de Inovação SA
2025/10 - 2027/03 AUREA
366/2025
Researcher
Instituto de Engenharia Mecânica, Portugal
 Imprensa Nacional-Casa da Moeda SA
2025/01/01 - 2026/06/30 FORMIDABLE
2023.13687.PEX
10.54499/2023.13687.PEX
Principal investigator
Instituto de Engenharia Mecânica, Portugal
 Fundação para a Ciência e a Tecnologia
2025/01/01 - 2026/06/30 HyWAAM
2023.12345.PEX
10.54499/2023.12345.PEX
Researcher
Instituto de Engenharia Mecânica, Portugal
 Fundação para a Ciência e a Tecnologia
2025/06 - 2026/06 Metal Modular AM Construction
Extension of R2U
Researcher
Agência para a Competitividade e Inovação IP
2022/01 - 2026/06 R2U Technologies – Modular Systems
02-C05-i01.01-2022.PC644876810-00000019
Researcher
Instituto de Engenharia Mecânica, Portugal

Universidade de Lisboa Instituto Superior Técnico, Portugal
Agência para a Competitividade e Inovação IP
2021/02 - 2024/08 Joining by Forming of Hybrid Busbars for E-Mobility
PTDC/EME-EME/0949/2020
Phd and Postdoctoral fellow
Instituto de Engenharia Mecânica, Portugal
 Fundação para a Ciência e a Tecnologia
Ongoing
2018/12 - 2022/12 AdditiveCoins
357/2018
PhD Fellow and member of the research team
Instituto de Engenharia Mecânica, Portugal
 INCM - Imprensa Nacional Casa da Moeda
Concluded
2018 - 2019 ADIRA SLM-XL
LISBOA-01-0247-FEDER-003346
Researcher
Universidade de Lisboa Instituto Superior Técnico, Portugal

Instituto de Ciência e Inovação em Engenharia Mecânica e Engenharia, Portugal

Universidade NOVA de Lisboa Faculdade de Ciências e Tecnologia, Portugal
Agência Nacional de Inovação SA
Concluded
2018 - 2019 LASIMM - Large Additive Subtractive Integrated Modular Machine.
723600
Researcher
Universidade de Lisboa Instituto Superior Técnico, Portugal
 European Commission
Concluded
2018/01 - 2018/12 Sheet Bulk Forming
PTDC/EMSTEC/0626/2014
Research Fellow
Instituto de Engenharia Mecânica, Portugal
 Fundação para a Ciência e a Tecnologia
Concluded

Contract

Designation Funders
2022/09 - 2025/09 LOGMASTER
2022-1-RO01-KA220-HED-000088037
Researcher
Universidade de Lisboa Instituto Superior Técnico, Portugal
 Erasmus Academie
Ongoing
2025/01 - 2025/01 Development of a stamping-ironing-joining manufacturing sequence for the production of a novel aluminum actuator
Services provision for the company MCG
Principal investigator
2024/01 - 2024/12 Advanced training in metal forming processes focusing on structural design applied to the automotive industry
Services provision for the national project Hi-rEV
Principal investigator
Instituto de Engenharia Mecânica, Portugal
 MCG-Mind for Metal
2024/01 - 2024/12 Evaluation and optimization of the production chain of aluminium inserts used in the injection moulding of intercoolers
Services provision for the company JDEUS - Denso Global
Principal investigator
2022/11 - 2024/10 SKAKEAM
2022-1-PT01-KA220-HED-000089727
Researcher
Universidade de Lisboa Instituto Superior Técnico, Portugal
 Erasmus Plus
Ongoing
2022/02 - 2024/01 ALLIES
2021-1-RO01-KA220-HED-000032181
Researcher
Universidade de Lisboa Instituto Superior Técnico, Portugal
 Erasmus Academie
Concluded
2020/01/01 - 2023/12/31 Associate Laboratory of Energy, Transports and Aeronautics
UIDB/50022/2020
10.54499/UIDB/50022/2020
Instituto de Ciência e Inovação em Engenharia Mecânica e Engenharia Industrial, Portugal

Associated Laboratory for Energy Transports and Aeronautics, Portugal

Associação para o Desenvolvimento da Aerodinâmica Industrial, Portugal

Instituto de Engenharia Mecânica, Portugal

Universidade da Beira Interior, Portugal
Fundação para a Ciência e a Tecnologia
Concluded
2023 - 2023 AdditiveCoins - extension
Extension of the the national project AdditiveCoins (357/2018)
Researcher
Instituto de Engenharia Mecânica, Portugal
 Imprensa Nacional-Casa da Moeda SA
Concluded
2023 - 2023 Additive Manufacturing applied to non-linear metallic structures
Services provision for the national project EM_CURVE (POCI-01-0247-FEDER-045320)
Co-Principal Investigator (Co-PI)
Instituto de Engenharia Mecânica, Portugal
 Blocotelha Steel Constructions
Concluded
2021 - 2023 DIGIGREEN
2021-1-RO01-KA220-VET-000028028
Researcher
Universidade de Lisboa Instituto Superior Técnico, Portugal
 Erasmus Academie
Concluded
2019 - 2022 DIGIMAN
2019-1-RO01-KA203-063486
Researcher
Erasmus Academie
Concluded
2019 - 2021 LOGIN
2018-1-RO01-KA202-049371
Researcher
Erasmus Academie
Concluded
2018 - 2020 ADMIRE
575938-EPP-1-2016-1-UK-EPPKA2-KA
Researcher
Universidade de Lisboa Instituto Superior Técnico, Portugal
 Erasmus Plus
Concluded
Outputs

Publications

Book chapter
  1. Pragana, João P. M.; Silva, M. Beatriz; Gouveia, Bárbara P. P. A.. "Bulk Metal Forming Processes: Analytical and Numerical Analysis". In Materials Forming, Machining and Tribology, 49-79. Springer Nature Switzerland, 2024.
    10.1007/978-3-031-48468-1_4
  2. Sampaio, Rui F. V.; Zwicker, Maximilian F. R.; Pragana, João P. M.; Bragança, Ivo M. F.; Silva, Carlos M. A.; Nielsen, Chris V.; Martins, Paulo A. F.. Corresponding author: Martins, Paulo A. F.. "Busbars for e-mobility: State-of-the-Art Review and a New Joining by Forming Technology". In Materials Forming, Machining and Tribology, 111-141. Springer International Publishing, 2022.
    10.1007/978-3-030-90487-6_4
Conference paper
  1. Alpendre, João MB; Rosado, Pedro; Sampaio, Rui F.V.; Pragana, J.P.M; Bragança, I.M.F.; Silva, Carlos; Martins, P.A.F.. Corresponding author: Silva, Carlos. "Enhancing the performance of double-flush riveted joints through hybridization with adhesive bonding". Paper presented in AJP 2025 – 4th International Conference of Advanced Joining Processes, Coimbra, 2025.
  2. Barros, Maria RF; Rosado, Pedro; Sampaio, Rui F.V.; Pragana, J.P.M; Bragança, I.M.F.; Silva, Carlos; Martins, P.A.F.. Corresponding author: Pragana, J.P.M. "Hybrid manufacturing of metallic structures through integration of wire-arc directed energy deposition and resistance welding". Paper presented in AJP 2025 – 4th International Conference of Advanced Joining Processes, 2025.
  3. Rosado, Pedro; Sampaio, Rui F.V.; Maia, João SN; Pragana, J.P.M; Bragança, I.M.F.; Filipe, Sofia F; Silva, Carlos; Martins, P.A.F.. Corresponding author: Rosado, Pedro. "Towards thin-walled construction by arc-based directed energy deposition via adaptive three-axis deposition strategies". Paper presented in 6th Meeting of the Young Researchers of LAETA, Porto, 2025.
  4. Viegas, João MA; Sampaio, Rui F.V.; Rosado, Pedro; Pragana, J.P.M; Bragança, I.M.F.; Silva, Carlos; Martins, P.A.F.. Corresponding author: Viegas, João MA. "A new methodology for controlled thickness in deformation machining". Paper presented in 6th Meeting of the Young Researchers of LAETA, Porto, 2025.
  5. Alpendre, J.M.B.; Rosado, P.M.S.; Sampaio, R.F.V.; Pragana, J.P.M; Bragança, I.M.F.; Silva, C.M.A.; Martins, P.A.F.. Corresponding author: Rosado, P.M.S.. "Double-flush riveting with adhesive bonding". Paper presented in 44th Senafor, Porto Alegre, 2025.
  6. Alpendre, João MB; Rosado, Pedro; Sampaio, Rui F.V.; Pragana, J.P.M; Bragança, I.M.F.; Silva, Carlos; Martins, P.A.F.. Corresponding author: Rosado, Pedro. "On the hybridization of double-flush riveting with adhesive bonding". Paper presented in IDDRG 2025 – 44th Conference of the International Deep Drawing Research Group, Lisbon, 2025.
  7. Cristino, V; Sampaio, Rui F.V.; Pragana, J.P.M; Bragança, I.M.F.; Silva, Carlos; Martins, P.A.F.. Corresponding author: Cristino, V. "Integration of bending operation in hybrid additive manufacturing chains based on powder bed fusion". Paper presented in IDDRG 2025 – 44th Conference of the International Deep Drawing Research Group, Lisbon, 2025.
  8. Viegas, João MA; Rosado, Pedro; Sampaio, Rui F.V.; Pragana, J.P.M; Bragança, I.M.F.; Silva, Carlos; Martins, P.A.F.. Corresponding author: Bragança, I.M.F.. "Modelling wire-arc-additive manufacturing for joining by forming applications". Paper presented in IDDRG 2025 – 44th Conference of the International Deep Drawing Research Group, Lisbon, 2025.
  9. Sampaio, Rui F.V.; Pragana, J.P.M; Bragança, I.M.F.; Silva, Carlos; Martins, P.A.F.. Corresponding author: Sampaio, Rui F.V.. "A Novel Diagonal-Cruciform Test Specimen to Evaluate Sheet Formability". Paper presented in IDDRG 2025 – 44th Conference of the International Deep Drawing Research Group, 2025.
  10. Pragana, J.P.M; Sampaio, Rui F.V.; Bragança, I.M.F.; Silva, Carlos; Martins, P.A.F.. Corresponding author: Pragana, J.P.M. "Joining by forming of hybrid busbars using wire-arc additive manufactured rivets". Paper presented in SHEMET 2025 – 21st International Conference on Sheet Metal, Paderborn, 2025.
  11. Sampaio, Rui F.V.; Rosado, Pedro; Pragana, J.P.M; Bragança, I.M.F.; Nielsen, Chris V; Silva, Carlos; Martins, P.A.F.. Corresponding author: Sampaio, Rui F.V.. "A dieless Nakajima test for additively deposited materials". Paper presented in SHEMET 2025 – 21st International Conference on Sheet Metal, Paderborn, 2025.
  12. Sampaio, Rui F.V.; Pragana, J.P.M; Bragança, I.M.F.; Silva, Carlos; Martins, P.A.F.. Corresponding author: Pragana, J.P.M. "Hybrid additive manufacturing of commemorative coins". Paper presented in 43rd Senafor, Porto Alegre, 2024.
  13. Silva, Carlos; Pragana, J.P.M; Bragança, I.M.F.; Martins, P.A.F.. Corresponding author: Silva, Carlos. "Mechanical and thermal processing of wire-arc additively deposited stainless steel". Paper presented in 73rd CIRP General Assembly, Thessaloniki, 2024.
  14. Sampaio, Rui F.V.; Pragana, J.P.M; Reis, Luis; Bragança, I.M.F.; Silva, Carlos; Martins, P.A.F.. Corresponding author: Sampaio, Rui F.V.. "Electro-mechanical performance of double-flushed riveted joints". Paper presented in ICMR2024 - 5th International Conference on Manufacturing Research, Glasgow, 2024.
  15. Rosado, Pedro; Sampaio, Rui F.V.; Pragana, J.P.M; Bragança, I.M.F.; Silva, Carlos; Martins, P.A.F.. Corresponding author: Pragana, J.P.M. "Hybrid manufacturing of collector coins with free-moving features". Paper presented in ICMR2024 - 5th International Conference on Manufacturing Research, Glasgow, 2024.
  16. Pragana, J.P.M; Sampaio, Rui F.V.; Rosado, Pedro; Bragança, I.M.F.; Silva, Carlos; Martins, P.A.F.. Corresponding author: Bragança, I.M.F.. "Electro-Mechanical Synergy in the Design of Hybrid Busbar Distribution Systems". Paper presented in ICMR2024 - 5th International Conference on Manufacturing Research, Glasgow, 2024.
  17. Sampaio, Rui F.V.; Pragana, J.P.M; Bragança, I.M.F.; Silva, Carlos; Nielsen, Chris V; Martins, P.A.F.. "Macro-scale finite element simulation of wire-arc additive manufacturing". Paper presented in MDA2024 - 5th International Conference on Materials Design and Applications, Porto, 2024.
  18. Pragana, J.P.M; Sampaio, Rui F.V.; Ricardo C Clara ; Bragança, I.M.F.; Silva, Carlos; Martins, P.A.F.. Corresponding author: Bragança, I.M.F.. "A new deformable self-clinching fastener". Paper presented in EM2024 - 2nd International Conference on Engineering Manufacture, Porto, 2024.
  19. Pragana, J.P.M; Sampaio, Rui F.V.; Bragança, I.M.F.; Silva, Carlos; Martins, P.A.F.. Corresponding author: Pragana, J.P.M. "Joining by Plastic Deformation of Hybrid Busbars for Energy Distribution Systems". Paper presented in ISPF2024 – 9th International Seminar on Precision Forging, Kyoto, 2024.
  20. Pragana, J.P.M; Sampaio, Rui F.V.; Bragança, I.M.F.; Silva, Carlos; Alves, L.M.; Martins, P.A.F.. Corresponding author: Martins, P.A.F.. "New Developments in Coin Minting of Collector Coins". Paper presented in ISPF2024 – 9th International Seminar on Precision Forging, Kyoto, 2024.
  21. Pragana, João; Sampaio, Rui; Bragança, Ivo; Silva, C.M.A.; Martins, Paulo. "Joining by Forming of Busbars for Electrical Applications". Paper presented in 3rd International Conference on Advanced Joining Processes, Braga, 2023.
  22. Pragana, João; Sapage, Miguel; Sampaio, Rui; Bragança, Ivo; Ribeiro, Inês; Silva, C.M.A.; Martins, Paulo. Corresponding author: Silva, C.M.A.. "Joining of hybrid busbars for e-mobility: an economic and environmental study". Paper presented in 3rd International Conference on Advanced Joining Processes, Braga, 2023.
  23. Sapage, Miguel; Pragana, João; Sampaio, Rui; Bragança, Ivo; Silva, C.M.A.; Martins, P.A.F.. Corresponding author: Silva, C.M.A.. "Multi-planar injection lap riveting". Paper presented in 3rd International Conference on Advanced Joining Processes, Braga, 2023.
  24. Sampaio, Rui; Pragana, João; Bragança, Ivo; Nielsen, Chris V.; Martins, Paulo. Corresponding author: Sampaio, Rui. "On the utilization of radial extrusion to characterize fracture forming limits". Paper presented in 42nd Senafor, Porto Alegre, 2023.
  25. Sampaio, R.F.V.; Pragana, João; Bragança, I.M.F.; Silva, C.M.A.; Martins, P.A.F.. "On the Characterization of Fracture Forming Limits for Highly Ductile Metals Through Radial Extrusion". Paper presented in ICTP 2023 - 14th International Conference on the Technology of Plasticity, Mandelieu - La Napoule, 2023.
  26. Pragana, João; Sampaio, R.F.V.; Bragança, I.M.F.; Silva, C.M.A.; Martins, P.A.F.. "An Injection Lap Riveting Tool System". Paper presented in ICTP 2023 - 14th International Conference on the Technology of Plasticity, Mandelieu - La Napoule, 2023.
  27. Pragana, João; Sampaio, R.F.V.; Bragança, I.M.F.; Silva, C.M.A.; Martins, P.A.F.. "Hybrid Additive Manufacturing of Silver Collector Coins: An Experimental and Numerical Case Study". Paper presented in ICTP 2023 - 14th International Conference on the Technology of Plasticity, Mandelieu - La Napoule, 2023.
  28. Pragana, João; Sampaio, R.F.V.; Bragança, I.M.F.; Silva, C.M.A.; Martins, P.A.F.. "Joining by Forming of Busbars for Electric Energy Distribution Systems". Paper presented in MESIC2023 - 10th Manufacturing Engineering Society International Conference, Gijón, 2023.
  29. Sampaio, R.F.V.; Pragana, J.P.M; Bragança, I.M.F.; Silva, C.M.A.; Nielsen, Chris V.; Martins, P.A.F.. "On the utilization of radial extrusion to characterize fracture forming limits. Part I – methodology and tooling". Paper presented in SHEMET 2023 - 20th International Conference on Sheet Metal, Erlangen, 2023.
  30. Sampaio, Rui F.V.; Pragana, João; Bragança, I.M.F.; Silva, C.M.A.; Nielsen, Chris V.; Martins, P.A.F.. "On the utilization of radial extrusion to characterize fracture forming limits. Part II – testing and modelling". Paper presented in SHEMET 2023 - 20th International Conference on Sheet Metal, Erlangen, 2023.
  31. Pragana, João; Sampaio, R.F.V.; Bragança, I.M.F.; Silva, C.M.A.; Martins, P.A.F.. "Joining by forming of busbars for electric power distribution". Paper presented in SMF 2022 - Conference on Recent Advances in Sheet Metal Forming, Plenary Meeting, Pune, 2022.
  32. Sampaio, Rui; Pragana, João; Bragança, I.M.F.; Silva, C.M.A.; Martins, P.A.F.. "Expanding the fracture limits to biaxial tension in bulk forming". Paper presented in 41st Senafor, Porto Alegre, 2022.
  33. Pragana, João; Sampaio, Rui; Bragança, Ivo; Silva, C.M.A.; Martins, P.A.F.. "Innovative joining by Forming Production of Hybrid Busbars for Electric Power Distribution". Paper presented in Metal Forming 2022 – The 19th International Conference on Metal Forming. Plenary Meeting, Taiyuan, 2022.
  34. Sampaio, R.F.V.; Pragana, João; Bragança, I.M.F.; Silva, C.M.A.; Martins, P.A.F.. "Thermoelectric performance of hybrid busbars: an experimental and numerical investigation". Paper presented in MDA2022 - 4th International Conference on Materials Design and Applications, Porto, 2022.
  35. Sampaio, Rui; Pragana, João; Bragança, Ivo; Silva, Carlos; Martins, Paulo. "Expanding the fracture limits in bulk metal forming to biaxial tension states". Paper presented in 5th Meeting of the Young Researchers of LAETA, Lisboa, 2022.
    Published
  36. Cristino, V.A.M.; Pragana, João; Bragança, I.M.F.; Silva, C.M.A.; Martins, P.A.F.. "Groove stiffening of sheets by single point incremental forming: experimental and numerical investigation". Paper presented in EM2022 - 1st International Conference on Engineering Manufacture, Porto, 2022.
  37. Sampaio, R.F.V.; Pragana, J.P.M; Bragança, I.M.F.; Silva, C.M.A.; Nielsen, Chris V; Martins, P.A.F.. "Producing Hybrid Busbars by Fastening and Joining by Forming". Paper presented in 40th Senafor, Porto Alegre, 2021.
  38. Sampaio, R.F.V.; Pragana, J.P.M; Bragança, I.M.F.; Silva, C.M.A.; Nielsen, Chris V; Martins, P.A.F.. "Electric performance of fastened hybrid busbars: an experimental and numerical study". Paper presented in AJP2021 - 2nd International Conference on Advanced Joining Processes, Sintra, 2021.
  39. Reichel, A.; Sampaio, R.F.V.; Pragana, J.P.M; Bragança, I.M.F.; Silva, C.M.A.; Martins, P.A.F.. "Form-fit joining of hybrid busbars using a flexible tool demonstrator". Paper presented in AJP2021 - 2nd International Conference on Advanced Joining Processes, Sintra, 2021.
  40. Ferreira, F.R.; Pragana, J.P.M; Bragança, I.M.F.; Silva, C.M.A.; Martins, P.A.F.. "A new injection lap riveting process". Paper presented in AJP2021 - 2nd International Conference on Advanced Joining Processes, Sintra, 2021.
  41. Sampaio, R.F.V.; Pragana, J.P.M; Bragança, I.M.F.; Silva, C.M.A.; Nielsen, C.V.; Martins, P.A.F.. "Joining by forming of hybrid busbars for e-mobility". Paper presented in 54th ICFG Plenary Meeting, Gifu, 2021.
  42. Ferreira, F.R.; Pragana, João; Bragança, I.M.F.; Silva, C.M.A.; Martins, P.A.F.. "Injection lap riveting". Paper presented in 70th CIRP General Assembly, Virtual conference, 2021.
  43. Pragana, J.P.M; Baptista, R.J.S.; Bragança, I.M.F.; Silva, C.M.A.; Martins, P.A.F.. "Hybrid additive manufacturing with forming stages". Paper presented in 3rd International Conference on Materials Design and Applications, Porto, 2020.
  44. Quintino, L.; Assunção, E.; Bola, R.; Pragana, J.P.M; Silva, C.M.A.. "Bridging the “valley of death” in laser-based metal additive manufacturing". Paper presented in 72nd IIW Annual assembly and international conference, Bratislava, 2019.
  45. Contreiras, T.R.M.; Pragana, J.P.M.; Bragança, I.M.F.; Silva, C.M.A.; Alves, L.M.; Martins, P.A.F.; Pragana, João; et al. "Joining by forming of lightweight sandwich composite panels". Paper presented in SHEMET - 18th International Conference on Sheet Metal, Leuven, 2019.
    10.1016/j.promfg.2019.02.140
  46. Pragana, J.P.M.; Pombinha, P.; Duarte, V.R.; Rodrigues, T.A.; Oliveira, J.P.; Santos, T.G.; Miranda, R.M.; Coutinho, L.; Silva, C.M.A.. "Large-dimension metal parts produced through laser powder bed fusion". 2019.
  47. Pragana, J.P.M; Batista, R.J.S.; Bragança, Ivo; Silva, C.M.A.; Alves, L.M; Martins, P.A.F.. "Joining overlapped sheets by sheet bulk". Paper presented in AJP2019 - 1st International Conference on Advanced Joining Processes, Ponta Delgada, Açores, 2019.
  48. Batista, R.J.S.; Pragana, J.P.M; Bragança, Ivo; Silva, C.M.A.; Alves, L.M.; Martins, P.A.F.. "Joining of metal-composite structures combining additive manufacturing and metal forming". Paper presented in AJP2019 - 1st International Conference on Advanced Joining Processes, Ponta Delgada, Açores, 2019.
  49. Magrinho, J.P.; Afonso, R.M.; Pragana, J.P.M; Bragança, Ivo; Silva, C.M.A.; Silva, M.B.; Alves, L.M.; Martins, P.A.F.. "Sheet-bulk forming and joining". Paper presented in Academia meets auto-industry, Lisboa, 2019.
  50. Silva, C.M.A.; Bragança, Ivo; Pragana, J.P.M; Alves, L.M.; Martins, P.A.F.. "Joining by forming of sheets by sheet-bulk forming". Paper presented in 8th International Seminar on Precision Forging, Nagoya, 2018.
  51. Pragana, João; Bragança, I.M.F.; Silva, C.M.A.; Alves, L.M; Martins, P.A.F.. "A new joining by forming process to produce lap joints in metal sheets". Paper presented in 68th CIRP General Assembly, Tokyo, 2018.
Conference poster
  1. Pragana, J.P.M; Duarte, Valdemar R; Pombinha, Pedro; Silva, C.M.A.; Santos, Telmo; Teixeira, J.P.; Miranda, Rosa M; Coutinho, Luisa. "SLM-XL - 3D printing of large scale metal parts". Paper presented in Materials 2019, 2019.
  2. Bragança, I.M.F.; Silva, C.M.A.; Pragana, João; Alves, L.M; Martins, P.A.F.. "On the formability of a deposited aluminum alloy using wire arc additive manufacturing". Paper presented in 8th International Seminar on Precision Forging, 2018.
Journal article
  1. Sampaio, Rui F. V.; Pragana, João P. M.; Bragança, Ivo M. F.; Silva, Carlos M. A.; Martins, Paulo A. F.. "Joinability and Performance of Double-Flush Riveted and Resistance-Welded Lap Joints in High-Strength Steel Sheets". Journal of Manufacturing and Materials Processing 10 3 (2026): 91. https://doi.org/10.3390/jmmp10030091.
    10.3390/jmmp10030091
  2. Pedro MS Rosado; Rui FV Sampaio; João SN Maia; João PM Pragana; Ivo MF Bragança; Sofia F Filipe; Carlos MA Silva; Paulo AF Martins. "Path optimization strategies for wire-arc additive manufacturing of thin-walled parts". The International Journal of Advanced Manufacturing Technology (2026): https://doi.org/10.1007/s00170-026-17736-z.
    10.1007/s00170-026-17736-z
  3. Rosado, Pedro M. S.; Sampaio, Rui F. V.; Graça, Francisco M. V.; Pragana, João P. M.; Bragança, Ivo M. F.; Ribeiro, Inês; Silva, Carlos M. A.. "Economic and Environmental Analysis of Hybrid Wire-Arc Additive Manufacturing with Metal Forming Operations". Sustainability 18 4 (2026): 2101. https://doi.org/10.3390/su18042101.
    10.3390/su18042101
  4. Sampaio, Rui F. V.; Pragana, João P. M.; Joaquim, Guilherme P.; Bragança, Ivo M. F.; Silva, Carlos M. A.; Martins, Paulo A. F.. "Reevaluating Fracture Forming Limits in Bulk Forming Under Non-Monotonic Strain Loading Paths". Journal of Manufacturing and Materials Processing 10 2 (2026): 66. https://doi.org/10.3390/jmmp10020066.
    10.3390/jmmp10020066
  5. Rosado, Pedro MS; Sampaio, Rui FV; Medeiros, João M; Pragana, João PM; Bragança, Ivo MF; Silva, Carlos MA; Martins, Paulo AF. "Hybrid wire-arc additive manufacturing of sheet metal components with three-dimensional features". Progress in Additive Manufacturing (2026): https://doi.org/10.1007/s40964-026-01549-3.
    10.1007/s40964-026-01549-3
  6. Alpendre, João M.B.; Rosado, Pedro M.S.; Sampaio, Rui F.V.; Pragana, João P.M.; Bragança, Ivo M.F.; Silva, Carlos M.A.; Martins, Paulo A.F.. "Enhancing the performance of double-flush riveted joints through hybridization with adhesive bonding". Journal of Advanced Joining Processes 12 (2025): 100324. https://doi.org/10.1016/j.jajp.2025.100324.
    10.1016/j.jajp.2025.100324
  7. Barros, Maria R.F.; Rosado, Pedro M.S.; Sampaio, Rui F.V.; Pragana, João P.M.; Bragança, Ivo M.F.; Silva, Carlos M.A.; Martins, Paulo A.F.. "Exploring the hybridization of wire-arc additive manufacturing and resistance spot welding". Journal of Advanced Joining Processes 12 (2025): 100354. https://doi.org/10.1016/j.jajp.2025.100354.
    10.1016/j.jajp.2025.100354
  8. Rui F.V. Sampaio; Eduardo B.G. Dias; João P.M. Pragana; Ivo M.F. Bragança; Carlos M.A. Silva; Paulo A.F. Martins. "Extended Geometry Sequence for Evaluating Sheet Formability Under Uniaxial Loading". International Journal of Lightweight Materials and Manufacture (2025): https://doi.org/10.1016/j.ijlmm.2025.11.005.
    10.1016/j.ijlmm.2025.11.005
  9. Sampaio, Rui F.V.; Dias, Eduardo B.G.; Viegas, João M.A.; Pragana, João P.M.; Bragança, Ivo M.F.; Silva, Carlos M.A.; Martins, Paulo A.F.. "Characterization of sheet formability limits using a novel diagonal-cruciform test specimen". Advances in Industrial and Manufacturing Engineering 11 (2025): 100171. https://doi.org/10.1016/j.aime.2025.100171.
    10.1016/j.aime.2025.100171
  10. Silva, Sofia F.; Rosado, Pedro M. S.; Sampaio, Rui F. V.; Pragana, João P. M.; Bragança, Ivo M. F.; Assunção, Eurico; Silva, Carlos M. A.. "A New Methodology to Fabricate Polymer–Metal Parts Through Hybrid Fused Filament Fabrication". Sustainability 17 10 (2025): 4254. https://doi.org/10.3390/su17104254.
    10.3390/su17104254
  11. Sampaio, Rui F. V.; Pragana, João P. M.; Figueiredo, Miguel P.; Bragança, Ivo M. F.; Silva, Carlos M. A.; Martins, Paulo A. F.. "Double-Flush Riveting for Hybrid Busbar Assembly". Metals 15 5 (2025): 521. https://doi.org/10.3390/met15050521.
    10.3390/met15050521
  12. Cristino, Valentino A.M.; Sampaio, Rui FV.; Pragana, João P.M.; Bragança, Ivo M.F.; Silva, Carlos M.A.; Martins, Paulo A.F.. "Enhancing the performance of laser powder bed fusion through hybridization with bending". International Journal of Lightweight Materials and Manufacture 8 3 (2025): 301-309. https://doi.org/10.1016/j.ijlmm.2024.12.003.
    10.1016/j.ijlmm.2024.12.003
  13. Silva, Carlos M.A.; Pragana, João P.M.; Sampaio, Rui F.V.; Bragança, Ivo M.F.; Martins, Paulo A.F.. "Advanced double-flush riveting for multistage forming tools". CIRP Annals 74 1 (2025): 399-403. https://doi.org/10.1016/j.cirp.2025.03.040.
    10.1016/j.cirp.2025.03.040
  14. Rosado, Pedro M.S.; Sampaio, Rui F.V.; Pragana, João P.M.; Bragança, Ivo M.F.; Silva, Carlos M.A.; Martins, Paulo A.F.. "Joining by forming of bi-material collector coins with rotating elements". Journal of Advanced Joining Processes 10 (2024): 100265. https://doi.org/10.1016/j.jajp.2024.100265.
    10.1016/j.jajp.2024.100265
  15. Rosado, Pedro M.S.; Sampaio, Rui F.V.; Pragana, João P.M.; Bragança, Ivo M.F.; Silva, Carlos M.A.; Martins, Paulo A.F.. "Exploring wire-arc additive manufactured rivets for joining hybrid electrical busbars". Journal of Advanced Joining Processes 10 (2024): 100272. https://doi.org/10.1016/j.jajp.2024.100272.
    10.1016/j.jajp.2024.100272
  16. Sampaio, Rui F.V.; Pragana, João P.M.; Bragança, Ivo M.F.; Silva, Carlos M.A.; Martins, Paulo A.F.. "A strain acceleration method to identify the onset of diffuse necking". Advances in Industrial and Manufacturing Engineering 9 (2024): 100148. https://doi.org/10.1016/j.aime.2024.100148.
    10.1016/j.aime.2024.100148
  17. Sampaio, Rui F. V.; Rosado, Pedro M. S.; Pragana, João P. M.; Bragança, Ivo M. F.; Silva, Carlos M. A.; Rosa, Luís G.; Martins, Paulo A. F.. "Formability Assessment of Additively Manufactured Materials via Dieless Nakajima Testing". Journal of Manufacturing and Materials Processing 8 4 (2024): 180. https://doi.org/10.3390/jmmp8040180.
    10.3390/jmmp8040180
  18. Pragana, JPM; Sampaio, RFV; Bragança, IMF; Silva, CMA; Nielsen, CV; Martins, PAF. "Macro-scale finite element simulation of wire-arc additive manufacturing". Proceedings of the Institution of Mechanical Engineers, Part L: Journal of Materials: Design and Applications 239 5 (2024): 1013-1022. https://doi.org/10.1177/14644207241272840.
    Published • 10.1177/14644207241272840
  19. Pragana, João P. M.; Brito, Beatriz; Bragança, Ivo M. F.; Silva, Carlos M. A.; Martins, Paulo A. F.. "On the Enhancement of Material Formability in Hybrid Wire Arc Additive Manufacturing". Metals 14 6 (2024): 716. https://doi.org/10.3390/met14060716.
    10.3390/met14060716
  20. Sapage, Miguel S.T.; Pragana, João P.M.; Sampaio, Rui F.V.; Bragança, Ivo M.F.; Silva, Carlos M.A.; Martins, Paulo A.F.. "Multi-planar injection lap riveting". Journal of Advanced Joining Processes 9 (2024): 100175. https://doi.org/10.1016/j.jajp.2023.100175.
    10.1016/j.jajp.2023.100175
  21. Sampaio, Rui F.V.; Pragana, João P.M.; Bragança, Ivo M.F.; Silva, Carlos M.A.; Martins, Paulo A.F.. "Introducing a novel sheet test specimen for biaxial stretching under uniaxial loading". Advances in Industrial and Manufacturing Engineering 8 (2024): 100141. https://doi.org/10.1016/j.aime.2024.100141.
    10.1016/j.aime.2024.100141
  22. Pragana, João PM; Sampaio, Rui FV; Clara, Ricardo G; Bragança, Ivo MF; Silva, Carlos MA; Martins, Paulo AF. "A new deformable self-clinching fastener". Proceedings of the Institution of Mechanical Engineers, Part L: Journal of Materials: Design and Applications 238 10 (2024): 1898-1906. https://doi.org/10.1177/14644207241236463.
    10.1177/14644207241236463
  23. Silva, Carlos M.A.; Pragana, João P.M.; Bragança, Ivo M.F.; Martins, Paulo A.F.. "Mechanical and thermal processing of wire-arc additively deposited stainless steel". CIRP Annals 73 1 (2024): 201-204. https://doi.org/10.1016/j.cirp.2024.04.068.
    10.1016/j.cirp.2024.04.068
  24. Sampaio, R.F.V.; Larue, P.; Pragana, J.P.M.; Bragança, I.M.F.; Silva, C.M.A.; Martins, P.A.F.. "Double-flush riveting by punching and compression". Journal of Advanced Joining Processes 8 (2023): 100155. https://doi.org/10.1016/j.jajp.2023.100155.
    10.1016/j.jajp.2023.100155
  25. Prieto, G.R.; Pragana, J.P.M; Sampaio, R.F.V.; Bragança, I.M.F.; Silva, C.M.A.; Martins, P.A.F.. Corresponding author: Martins, P.A.F.. "Electric performance of hybrid busbar joints under service and high voltage conditions". Journal of Advanced Joining Processes 8 (2023): 100169. http://dx.doi.org/10.1016/j.jajp.2023.100169.
    10.1016/j.jajp.2023.100169
  26. Sampaio, R.F.V.; Alexandre, N.S.M.; Pragana, J.P.M.; Bragança, I.M.F.; Silva, C.M.A.; Martins, P.A.F.. "A software for research and education in ductile damage". Advances in Industrial and Manufacturing Engineering 7 (2023): 100127. https://doi.org/10.1016/j.aime.2023.100127.
    10.1016/j.aime.2023.100127
  27. Pragana, João PM; Sapage, Miguel ST; Sampaio, Rui FV; Bragança, Ivo MF; Ribeiro, Ines; Silva, Carlos MA; Martins, Paulo AF. "Joining of hybrid busbars for E-Mobility: An economic and environmental study". Journal of Advanced Joining Processes 8 (2023): 100159. https://doi.org/10.1016/j.jajp.2023.100159.
    10.1016/j.jajp.2023.100159
  28. Sampaio, Rui FV; Pragana, João PM; Bragança, Ivo MF; Silva, Carlos MA; Martins, Paulo AF. "A complete characterization of THE fracture forming limits in bulk forming by means of an upset geometry sequence". The Journal of Strain Analysis for Engineering Design 58 8 (2023): 621-632. https://doi.org/10.1177/03093247231187015.
    10.1177/03093247231187015
  29. Pragana, João; Sampaio, R.F.V.; Bragança, I.M.F.; Silva, C.M.A.; Martins, P.A.F.; Sampaio, Rui F. V.; Bragança, Ivo; Silva, Carlos M. A.; Martins, Paulo A. F.. "A joining by plastic deformation process to fabricate butt joints in copper-aluminium busbars". CIRP Journal of Manufacturing Science and Technology 43 (2023): 205-213. http://dx.doi.org/10.1016/j.cirpj.2023.04.008.
    10.1016/j.cirpj.2023.04.008
  30. Sampaio, Rui F. V.; Pragana, João P. M.; Bragança, Ivo M. F.; Silva, Carlos M. A.; Nielsen, Chris V.; Martins, Paulo A. F.. "Characterization of the Fracture Forming Limits by Radial Extrusion". Journal of Manufacturing and Materials Processing 7 3 (2023): 107. https://doi.org/10.3390/jmmp7030107.
    10.3390/jmmp7030107
  31. Sampaio, R.F.V.; Pragana, J.P.M.; Bragança, I.M.F.; Silva, C.M.A.; Nielsen, C.V.; Martins, P.A.F.. "Modelling of wire-arc additive manufacturing – A review". Advances in Industrial and Manufacturing Engineering 6 (2023): 100121. https://doi.org/10.1016/j.aime.2023.100121.
    10.1016/j.aime.2023.100121
  32. Pragana, João P. M.; Sampaio, Rui F. V.; Chantreuil, Justin; Bragança, Ivo M. F.; Silva, Carlos M. A.; Martins, Paulo A. F.. "Double-sided injection lap riveting". The International Journal of Advanced Manufacturing Technology 125 7-8 (2023): 3241-3253. https://doi.org/10.1007/s00170-023-10941-0.
    10.1007/s00170-023-10941-0
  33. Silva, Carlos M. A.; Sampaio, Rui F. V.; Pragana, João P. M.; Bragança, Ivo M. F.; Bragança, Ivo; Martins, Paulo A. F.; Carlos M.A. Silva; et al. Corresponding author: Martins, Paulo A.F.. "An upset geometry sequence for determining the formability limits in bulk forming". CIRP Annals 72 1 (2023): 255-258. http://hdl.handle.net/10400.21/22068.
    https://doi.org/10.1016/j.cirp.2023.04.009
  34. Rui F. V. Sampaio; João P. M. Pragana; Ricardo G. Clara; Ivo M. F. Bragança; Carlos M. A. Silva; Paulo A. F. Martins. "New Self-Clinching Fasteners for Electric Conductive Connections". Journal of Manufacturing and Materials Processing (2022): https://doi.org/10.3390/jmmp6060159.
    10.3390/jmmp6060159
  35. Ana Beatriz Lopez; José Pedro Sousa; João P. M. Pragana; Ivo M. F. Bragança; Telmo G. Santos; Carlos M. A. Silva; Lopez, Ana Beatriz; et al. "In Situ Ultrasonic Testing for Wire Arc Additive Manufacturing Applications". Machines (2022): https://doi.org/10.3390/machines10111069.
    10.3390/machines10111069
  36. João P. M. Pragana; Rui F. V. Sampaio; Ivo M. F. Bragança; Carlos M. A. Silva; Paulo A. F. Martins. "Injection Lap Riveting of Aluminum Busbars—A Thermo-Electro-Mechanical Investigation". Journal of Manufacturing and Materials Processing (2022): https://doi.org/10.3390/jmmp6040074.
    10.3390/jmmp6040074
  37. Sampaio, Rui; Pragana, João; Bragança, Ivo (AD1C-FCD3-0E95); Silva, C.M.A.; Martins, Paulo. "Thermo-electrical performance of hybrid busbars: An experimental and numerical investigation". Proceedings of the Institution of Mechanical Engineers, Part L: Journal of Materials: Design and Applications 237 1 (2022): 70-80. http://dx.doi.org/10.1177/14644207221102514.
    10.1177/14644207221102514
  38. Manuel Dias; João P. M. Pragana; Bruna Ferreira; Inês Ribeiro; Carlos M. A. Silva. "Economic and Environmental Potential of Wire-Arc Additive Manufacturing". Sustainability (2022): https://doi.org/10.3390/su14095197.
    10.3390/su14095197
  39. Pragana, João; Bragança, Ivo; Silva, C.M.A.; Martins, Paulo; Pragana, João; Bragança, I. M. F; Silva, C. M. A.; Martins, P. A. F.. "Hybrid Wire-Arc Additive Manufacturing of Conformal Cooling Channels: A Feasibility Study". International Journal of Precision Engineering and Manufacturing-Green Technology 10 1 (2022): 45-57. http://dx.doi.org/10.1007/s40684-022-00436-w.
    10.1007/s40684-022-00436-w
  40. Sampaio, Rui FV; Pragana, João PM; Bragança, Ivo MF; Silva, Carlos MA; Martins, Paulo AF. "Revisiting the fracture forming limits of bulk forming under biaxial tension". International Journal of Damage Mechanics 31 6 (2022): 882-900. https://doi.org/10.1177/10567895211072580.
    10.1177/10567895211072580
  41. Pragana, João; Rosa, G.L.; Bragança, I.M.F.; Silva, C.M.A.; Martins, P.A.F.. "Expansion of Additive-Manufactured Tubes: Deformation and Metallurgical Analysis". steel research international 93 1 (2022): 2100362. http://dx.doi.org/10.1002/srin.202100362.
    10.1002/srin.202100362
  42. Calado, F.N.; Pragana, João; Bragança, I.M.F.; Silva, C.M.A.; Martins, P.A.F.; Calado, Francisco N.; Pragana, João; et al. "Resistance element welding of sandwich laminates with hidden inserts". The International Journal of Advanced Manufacturing Technology 118 5-6 (2022): 1565-1575. http://dx.doi.org/10.1007/s00170-021-08063-6.
    10.1007/s00170-021-08063-6
  43. Sampaio, Rui F. V.; Pragana, João; Bragança, Ivo M. F; Silva, Carlos M. A.; Martins, P. A. F.. "A self-clinching fastener for hidden lap joints". (2022): http://hdl.handle.net/10400.21/15564.
    10.1016/j.cirpj.2022.02.022
  44. Cristino, Valentino A. M.; Pragana, João P. M.; Bragança, Ivo; Silva, Carlos M. A.; Martins, Paulo; Bragança, Ivo; Silva, C.M.A.; Martins, Paulo. "Groove stiffening of sheets by single point incremental forming". Proceedings of the Institution of Mechanical Engineers, Part B: Journal of Engineering Manufacture (2022): 095440542211381. http://hdl.handle.net/10400.21/15595.
    10.1177/09544054221138180
  45. Sampaio, Rui F. V.; Bragança, Ivo; Pragana, J. P. M; Silva, C. M. A.; Fernandes, João C. S.; Martins, Paulo A. F.. "Influence of corrosion on the electrical and mechanical performance of hybrid busbars". (2022): http://hdl.handle.net/10400.21/15611.
    10.1016/j.ijlmm.2022.06.005
  46. Cristino, Valentino A. M.; Pragana, João P. M.; Bragança, Ivo M. F.; Silva, Carlos M. A.; Martins, Paulo A. F.. "Hybrid Manufacturing of Stiffening Grooves in Additive Deposited Thin Parts". Journal of Manufacturing and Materials Processing 5 4 (2021): 140. http://dx.doi.org/10.3390/jmmp5040140.
    10.3390/jmmp5040140
  47. Reichel, A; Sampaio, RFV; Pragana, JPM; Bragança, IMF; Silva, CMA; Martins, PAF. "Form-fit joining of hybrid busbars using a flexible tool demonstrator". Proceedings of the Institution of Mechanical Engineers, Part L: Journal of Materials: Design and Applications (2021): 146442072110603. http://dx.doi.org/10.1177/14644207211060309.
    10.1177/14644207211060309
  48. Sampaio, Rui FV; Pragana, João PM; Bragança, Ivo MF; Silva, Carlos MA; Nielsen, Chris V; Martins, Paulo AF. "Electric performance of fastened hybrid busbars: An experimental and numerical study". Proceedings of the Institution of Mechanical Engineers, Part L: Journal of Materials: Design and Applications 236 6 (2021): 1152-1163. https://doi.org/10.1177/14644207211043009.
    10.1177/14644207211043009
  49. Pragana, João PM; Bragança, Ivo MF; Reis, Luis; Silva, Carlos MA; Martins, Paulo AF; Bragança, Ivo; Reis, L.; Silva, Carlos M. A.; Martins, P. A. F.. "Formability of wire-arc deposited AISI 316L sheets for hybrid additive manufacturing applications". Proceedings of the Institution of Mechanical Engineers, Part L: Journal of Materials: Design and Applications (2021): 146442072110370. http://dx.doi.org/10.1177/14644207211037033.
    10.1177/14644207211037033
  50. Pragana, João PM; Bragança, Ivo MF; Silva, Carlos MA; Martins, Paulo AF. "Revisiting the ring hoop test in additively manufactured metal tubes". The Journal of Strain Analysis for Engineering Design (2021): 030932472110452. http://dx.doi.org/10.1177/03093247211045236.
    10.1177/03093247211045236
  51. Pragana, João; Bragança, I.M.F.; Silva, C.M.A.; Martins, P.A.F.. "Integration of tube end forming in wire arc additive manufacturing: An experimental and numerical investigation". The International Journal of Advanced Manufacturing Technology 117 9-10 (2021): 2715-2726. http://dx.doi.org/10.1007/s00170-021-07868-9.
    10.1007/s00170-021-07868-9
  52. Pragana, J.P.M.; Sampaio, R.F.V.; Bragança, I.M.F.; Silva, C.M.A.; Martins, P.A.F.. "Hybrid metal additive manufacturing: A state–of–the-art review". Advances in Industrial and Manufacturing Engineering 2 (2021): 100032. http://dx.doi.org/10.1016/j.aime.2021.100032.
    10.1016/j.aime.2021.100032
  53. Duarte, Valdemar R.; Rodrigues, Tiago A.; Machado, Miguel A.; Pragana, João P.M.; Pombinha, Pedro; Coutinho, Luísa; Silva, Carlos M.A.; et al. "Benchmarking of Nondestructive Testing for Additive Manufacturing". 3D Printing and Additive Manufacturing (2021): http://dx.doi.org/10.1089/3dp.2020.0204.
    10.1089/3dp.2020.0204
  54. Ferreira, Francisco R.; Pragana, João P.M.; Bragança, Ivo M.F.; Silva, Carlos M.A.; Martins, Paulo A.F.. "Injection lap riveting". CIRP Annals (2021): http://dx.doi.org/10.1016/j.cirp.2021.03.018.
    10.1016/j.cirp.2021.03.018
  55. Sampaio, RFV; Pragana, JPM; Bragança, IMF; Silva, CMA; Martins, PAF. "Assembly of lightweight sandwich panels through joining by forming". Proceedings of the Institution of Mechanical Engineers, Part L: Journal of Materials: Design and Applications 235 7 (2021): 1645-1654. https://doi.org/10.1177/1464420721999827.
    10.1177/1464420721999827
  56. Batista, R.J.S.; Pragana, João; Bragança, I.M.F.; Silva, C.M.A.; Martins, P.A.F.. "Invisible mechanical lap joints for metal–polymer laminates". Proceedings of the Institution of Mechanical Engineers, Part L: Journal of Materials: Design and Applications 235 2 (2021): 320-328. http://dx.doi.org/10.1177/1464420720962143.
    10.1177/1464420720962143
  57. Pragana, João P. M.; Rosenthal, Stephan; Bragança, Ivo M. F.; Silva, Carlos M. A.; Tekkaya, A. Erman; Martins, Paulo A. F.. "Hybrid Additive Manufacturing of Collector Coins". Journal of Manufacturing and Materials Processing 4 4 (2020): 115. http://dx.doi.org/10.3390/jmmp4040115.
    Published • 10.3390/jmmp4040115
  58. Pragana, João PM; Rosenthal, Stephan; Alexandrino, Paulo; Araújo, Andreia; Bragança, Ivo MF; Silva, Carlos MA; Leitão, Paulo J; Tekkaya, A Erman; Martins, Paulo AF. "Coin minting by additive manufacturing and forming". Proceedings of the Institution of Mechanical Engineers, Part B: Journal of Engineering Manufacture 235 5 (2020): 819-828. https://doi.org/10.1177/0954405420971128.
    10.1177/0954405420971128
  59. Pragana, J.P.M.; Baptista, R.J.S.; Bragança, I.M.F.; Silva, C.M.A.; Alves, L.M.; Martins, P.A.F.. "Manufacturing hybrid busbars through joining by forming". Journal of Materials Processing Technology 279 (2020): 116574. https://doi.org/10.1016/j.jmatprotec.2019.116574.
    10.1016/j.jmatprotec.2019.116574
  60. Pragana, João PM; Pombinha, Pedro; Duarte, Valdemar R; Rodrigues, Tiago A; Oliveira, João P; Bragança, Ivo MF; Santos, Telmo G; et al. "Influence of processing parameters on the density of 316L stainless steel parts manufactured through laser powder bed fusion". Proceedings of the Institution of Mechanical Engineers, Part B: Journal of Engineering Manufacture 234 9 (2020): 1246-1257. https://doi.org/10.1177/0954405420911768.
    10.1177/0954405420911768
  61. Baptista, R.J.S.; Pragana, J.P.M.; Bragança, I.M.F.; Silva, C.M.A.; Alves, L.M.; Martins, P.A.F.. "Joining aluminium profiles to composite sheets by additive manufacturing and forming". Journal of Materials Processing Technology 279 (2020): http://www.scopus.com/inward/record.url?eid=2-s2.0-85077310075&partnerID=MN8TOARS.
    10.1016/j.jmatprotec.2019.116587
  62. Baptista, Ricardo J.S.; Pragana, João P.M.; Bragança, Ivo M.F.; Silva, Carlos M.A.; Martins, Paulo A.F.. "Joining metal-polymer sandwich composite sheets with mechanical nuggets". CIRP Annals 69 1 (2020): 249-252. https://doi.org/10.1016/j.cirp.2020.03.008.
    10.1016/j.cirp.2020.03.008
  63. Pragana, João P. M.; Cristino, Valentino A. M.; Bragança, Ivo M. F.; Silva, Carlos M. A.; Martins, Paulo A. F.. "Integration of Forming Operations on Hybrid Additive Manufacturing Systems Based on Fusion Welding". International Journal of Precision Engineering and Manufacturing-Green Technology 7 3 (2019): 595-607. https://doi.org/10.1007/s40684-019-00152-y.
    10.1007/s40684-019-00152-y
  64. Pragana, J.P.M.; Contreiras, T.R.M.; Bragança, I.M.F.; Silva, C.M.A.; Alves, L.M.; Martins, P.A.F.. "Joining by forming of metal–polymer sandwich composite panels". Proceedings of the Institution of Mechanical Engineers, Part B: Journal of Engineering Manufacture 233 10 (2019): 2089-2098. http://www.scopus.com/inward/record.url?eid=2-s2.0-85061028801&partnerID=MN8TOARS.
    10.1177/0954405418815386
  65. Pragana, J.P.M.; Silva, C.M.A.; Bragança, I.M.F.; Alves, L.M.; Martins, P.A.F.. "A new joining by forming process to produce lap joints in metal sheets". CIRP Annals 67 1 (2018): 301-304. http://www.scopus.com/inward/record.url?eid=2-s2.0-85046352062&partnerID=MN8TOARS.
    10.1016/j.cirp.2018.04.121
Report
  1. Reichel, A.; Sampaio, R.F.V.; Pragana, João; Bragança, I.M.F.; Silva, C.M.A.; Martins, P.A.F.. Corresponding author: Martins, P.A.F.. 2021. Flexible tool demonstrator for the joining by forming of hybrib busbars.
  2. Pragana, João; Sampaio, R.F.V.; Bragança, I.M.F.; Silva, C.M.A.; Martins, P.A.F.. Corresponding author: Martins, P.A.F.. 2021. FABRICATION OF MONOLITHIC AND HYBRID BUSBARS BY CONVENTIONAL TECHNOLOGIES: CHARACTERIZATION OF MATERIALS.
  3. Sampaio, R.F.V.; Pragana, João; Bragança, I.M.F.; Silva, C.M.A.; Martins, P.A.F.. 2021. Task 1 – Fabrication of monolithic and hybrid busbars by conventional technologies: Characterization of materials.
  4. Pragana, J.P.M; Bragança, Ivo (AD1C-FCD3-0E95); Silva, C.M.A. (C01F-D665-9513); Martins, P.A.F. (6E12-FAFE-450D). 2020. AdditiveCoins, M4.1 - Fabrication of additive manufactured coin blanks.
  5. Pragana, João; Bragança, I.M.F.; Silva, C.M.A.; Martins, P.A.F.. 2020. M5.1 - Specifications and technical drawings for commissioning the fabrication of the coin minting tool set to carry out laboratory tests. M5.2 - Summary of coin minting tests performed in laboratorial environment.
  6. Pombinha, P.; Pragana, J.P.M; Silva, C.M.A.. 2019. ADIRA SLMXL, T6.2 - Testing of 3D printing equipment.
  7. Pombinha, P.; Pragana, J.P.M; Silva, C.M.A.. 2019. ADIRA SLMXL, T7.1 - Promotion and dissemination of results.
  8. Pragana, J.P.M; Bragança, Ivo; Silva, C.M.A.; Martins, P.A.F.. 2019. AdditiveCoins, M1.1 - Selection and characterization of materials and additive manufacturing techniques.
  9. Pragana, J.P.M; Bragança, Ivo; Silva, C.M.A.; Martins, P.A.F.. 2019. AdditiveCoins, M2.1 - Case study selection and optimization.
  10. Pragana, J.P.M; Bragança, Ivo; Silva, C.M.A.; Martins, P.A.F.. 2019. AdditiveCoins, M3.1 - Numerical simulation of coining operations.
Activities

Supervision

Thesis Title
Role 		Degree Subject (Type)
Institution / Organization
2024 - Current Hybrid additive manufacturing for lightweight construction
Co-supervisor of Pedro Manuel Dos Santos Rosado
 Engenharia Mecânica (PhD)
Universidade de Lisboa Instituto Superior Técnico, Portugal
2026 - 2029 New developments in the hybridization of incremental forming and machining
Supervisor of João Miguel Agostinho Viegas
 Mechanical Engineering (PhD)
Universidade de Lisboa Instituto Superior Técnico, Portugal
2025 - 2025 Hybridization of Wire-Arc Additive Manufacturing and Single Point Incremental Forming for Flexible Part Production
Supervisor
 Mechanical Engineering (Master)
Universidade de Lisboa Instituto Superior Técnico, Portugal
2025 - 2025 Path planning in advanced wire-arc additive manufactured tools using open-source 3D printing software
Supervisor
 Mechanical Engineering (Master)
Universidade de Lisboa Instituto Superior Técnico, Portugal
2025 - 2025 Characterization of Fracture Limits in Bulk Under Complex Strain Loading Paths
Supervisor
 Mechanical Engineering (Master)
Universidade de Lisboa Instituto Superior Técnico, Portugal
2025 - 2025 Characterization of bulk fracture limits under three-dimensional stress states
Supervisor
 Mechanical Engineering (Master)
Universidade de Lisboa Instituto Superior Técnico, Portugal
2022 - 2025 Formability assessment in hybrid manufacturing
Co-supervisor
 Engenharia Mecânica (PhD)
Universidade de Lisboa Instituto Superior Técnico, Portugal
2024 - 2024 Integration of resistance welding in hybrid wire arc additive manufacturing.
Supervisor of Maria Rita Faísca Barros
 Mechanical Engineering (Master)
Universidade de Lisboa Instituto Superior Técnico, Portugal
2024 - 2024 A new methodology to fabricate metal-polymer parts through additive manufacturing
Supervisor of Sofia Flores da Silva
 Mechanical Engineering (Master)
Universidade de Lisboa Instituto Superior Técnico, Portugal
2024 - 2024 Design and Fabrication of Hybrid Lap Joints Using Double Flush Riveting and Adhesive Bonding Technologies (translated title)
Supervisor
 Mechanical Engineering (Master)
Universidade de Lisboa Instituto Superior Técnico, Portugal
2023 - 2023 Thin-Walled Wire Arc Additive Manufacturing Parts for Metal Construction
Co-supervisor
 Engenharia Mecânica (Master)
Universidade de Lisboa Instituto Superior Técnico, Portugal
2023 - 2023 New Hidden Self-Clinching Fasteners for the Fabrication of Electric Conductive Hybrid Busbar Joints
Co-supervisor
 Engenharia Mecânica (Master)
Universidade de Lisboa Instituto Superior Técnico, Portugal
2023 - 2023 Utilization of additive manufacturing to obtain connection components for electromobility applications
Co-supervisor
 Engenharia Mecânica (Master)
Universidade de Lisboa Instituto Superior Técnico, Portugal
2023 - 2023 Mechanical and metallurgical characterization of 316L stainless steel components made by hybrid additive manufacturing methods
Co-supervisor of Joana Beatriz Albuquerque Figueiredo da Costa Brito
 Engenharia de Materiais (Master)
Universidade de Lisboa Instituto Superior Técnico, Portugal
2023 - 2023 Hybrid manufacturing of bi-material commemorative coins
Co-supervisor of Pedro Manuel Dos Santos Rosado
 Engenharia Mecânica (Master)
Universidade de Lisboa Instituto Superior Técnico, Portugal
2023 - 2023 Injection Lap Riveting: Economic Analysis and Multi-planar Busbars
Co-supervisor
 Engenharia Mecânica (Master)
Universidade de Lisboa Instituto Superior Técnico, Portugal
2021 - 2021 Dissimilar metal joining through injection riveting
Co-supervisor
 Engenharia Mecânica (Master)
Universidade de Lisboa Instituto Superior Técnico, Portugal
2019 - 2019 Experimental evaluation of 3D printing equipment for the production of large-scale metal parts through LPBF technology
Co-supervisor
 Engenharia Mecânica (Master)
Universidade de Lisboa Instituto Superior Técnico, Portugal

Event organisation

Event name
Type of event (Role) 		Institution / Organization
2024 - 2025 Member of the organizing committee of the 44th Conference of the International Deep Drawing Research Group (IDDRG 2025), held in Lisbon, Portugal in June. (2025/06 - 2025/06)
Conference (Member of the Organising Committee)
 Instituto de Engenharia Mecânica, Portugal

Jury of academic degree

Topic
Role 		Candidate name (Type of degree)
Institution / Organization
2025 Hybridization of Wire-Arc Additive Manufacturing and Single Point Incremental Forming for Flexible Part Production
Supervisor
 João Miranda Medeiros (Master)
Universidade de Lisboa Instituto Superior Técnico, Portugal
2025 Feasibility analysis on the Manufacturing of conformal cooling channels through Direct Energy Deposition- Wire Arc (DED-Arc)
(Thesis) Arguer
 Tiago Sequeira Lince Núncio (Master)
Universidade de Lisboa Instituto Superior Técnico, Portugal
2025 Hybrid metal additive manufacturing with forming operations: an economic and environmental analysis
(Thesis) Arguer
 Francisco Martinha Vieira da Graça (Master)
Universidade de Lisboa Instituto Superior Técnico, Portugal
2025 A new methodology for controlled thickness in deformation machining
(Thesis) Arguer
 João Miguel Agostinho Viegas (Master)
Universidade de Lisboa Instituto Superior Técnico, Portugal
2025 Path planning in advanced wire-arc additive manufactured tools using open-source 3D printing software
Supervisor
 Manuel António Cabral Matos (Master)
Universidade de Lisboa Instituto Superior Técnico, Portugal
2025 Characterization of Fracture Limits in Bulk Under Complex Strain Loading Paths
Supervisor
 Guilherme Pereira Joaquim (Master)
Universidade de Lisboa Instituto Superior Técnico, Portugal
2024 Injection Lap Riveting: Economic Analysis and Multi-planar Busbars
Supervisor
 Miguel Santiago Teixeira Sapage (Master)
Universidade de Lisboa Instituto Superior Técnico, Portugal
2024 Forming Limits of Thin-Walled Tubes
(Thesis) Main arguer
 Martim Rodrigues Sérgio (Master)
Universidade de Lisboa Instituto Superior Técnico, Portugal
2024 Design and Fabrication of Hybrid Lap Joints Using Double Flush Riveting and Adhesive Bonding Technologies (translated title)
Supervisor
 Rita Maria Duarte Samartinho (Master)
Universidade de Lisboa Instituto Superior Técnico, Portugal
2023 New Hidden Self-Clinching Fasteners for the Fabrication of Electric Conductive Hybrid Busbar Joints
Supervisor
 Ricardo Gomes Clara (Master)
Universidade de Lisboa Instituto Superior Técnico, Portugal
2023 Utilization of additive manufacturing to obtain connection components for electromobility applications
Supervisor
 Nuno Miguel Silva Pereira (Master)
Universidade de Lisboa Instituto Superior Técnico, Portugal
2023 Mechanical and metallurgical characterization of 316L stainless steel components made by hybrid additive manufacturing methods
Supervisor
 Joana Beatriz Albuquerque Figueiredo da Costa Brito (Master)
Universidade de Lisboa Instituto Superior Técnico, Portugal
2022 Development of Procedures for Assessing DED-Arc Additive Manufacturing Machines Capability
(Thesis) Main arguer
 Tiago Mendonça Domingues Lynaes Crespo (Master)
Universidade de Lisboa Instituto Superior Técnico, Portugal
2021 Dissimilar metal joining through injection riveting
Supervisor
 Francisco Duarte Silva Ribeiro Ferreira (Master)
Universidade de Lisboa Instituto Superior Técnico, Portugal
2021 Joining composite LITECOR® sheets by resistance element welding with a hidden insert
(Thesis) Arguer
 Francisco Nunes Calado (Master)
Universidade de Lisboa Instituto Superior Técnico, Portugal
2020 Fabrication of a test artifact for wire-arc additive manufacturing
(Thesis) Arguer
 Lourenço Drumond Dias (Master)
Universidade de Lisboa Instituto Superior Técnico, Portugal
2020 Study of welding procedures for connecting relay components
(Thesis) Arguer
 Henrique de Ornelas Pereira (Master)
Universidade de Lisboa Instituto Superior Técnico, Portugal
2019 Joining by forming of composite sandwich panels
(Thesis) Arguer
 Tomás Rocha Mota Martins Contreiras (Master)
Universidade de Lisboa Instituto Superior Técnico, Portugal
2019 A new deformation-assisted joining process for fixing sheets to tubes: Experimental and numerical analysis
(Thesis) Arguer
 Frederico José de Lacquet Rocha e Silva (Master)
Universidade de Lisboa Instituto Superior Técnico, Portugal
2019 Experimental evaluation of 3D printing equipment for the production of large-scale metal parts through LPBF technology
Supervisor
 Pedro De Oliveira Pombinha (Master)
Universidade de Lisboa Instituto Superior Técnico, Portugal

Conference scientific committee

Conference name Conference host
2025 - 2025 IDDRG 2025 – 44th Conference of the International Deep Drawing Research Group Instituto Superior Técnico in Lisbon, Portugal
2025 - 2025 AJP 2025 – 4th International Conference of Advanced Joining Processes Vila Galé Coimbra hotel in Coimbra

Journal scientific committee

Journal title (ISSN) Publisher
2025 - Current Manufacturing Review (2265-4224) EDP Sciences

Mentoring / Tutoring

Topic Student name
2023 - 2023 Double-Flush Riveting by Punching and Compression Paul Larue
2023 - 2023 Fabrication of conformal cooling channels through Wire Arc Additive Manufacturing Vasilis Panagiotopoulos
2023 - 2023 Formability of additively manufactured sheets produced by power bed fusion Valentino Cristino
2022 - 2022 Double-sided injection lap riveting Justin Chantreuil
2021 - 2021 Form-fit joining of hybrid busbars using a flexible tool demonstrator Andreas Reichel
2020 - 2020 Design and manufacture of metal casting molds for pedagogical purposes Stella Chatain
2020 - 2020 Design and manufacture of metal casting molds for pedagogical purposes Mateo Touzet
Distinctions

Award

2025 Pedagogical Excellence Diploma, school year 2023-2024
Universidade de Lisboa Instituto Superior Técnico, Portugal
2024 Travel grant
Japanese Society for Technology of Plasticity , Japan
2024 Best Paper Award - 21st International Conference on Manufacturing Research, Glasgow, Scotland
2024 Pedagogical Excellence Diploma, school year 2022-2023
Universidade de Lisboa Instituto Superior Técnico, Portugal
2023 Pedagogical Excellence Diploma, school year 2021-2022
Universidade de Lisboa Instituto Superior Técnico, Portugal
2019 Best Paper Award - 18th Conference on Sheet Metal, Leuven, Belgium
2017 INCM - Portuguese House of Mint - Innovation prize 2017 - Second place
INCM - Imprensa Nacional Casa da Moeda, Portugal

Other distinction

2018 Academic Merit 2016/2017 - MSc in Mechanical Engineering
Universidade de Lisboa Instituto Superior Técnico, Portugal
2017 Academic Merit 2015/2016 - MSc in Mechanical Engineering
Universidade de Lisboa Instituto Superior Técnico, Portugal