top of page

Scientific Publications

Rafael Gomes Nunes Silva

R. Nunes

R. G. N. Silva

Books and Manuals

R. Nunes, W. Verlinde, W. De Waele, R. Motte. A Benchmark of Mechanical and Fatigue Properties of Steel Welding Wires for Wire Arc Additive Manufacturing. June 2023. Link

W. Verlinde, R. Nunes, P. Van Rymenant, N. Chernovol, T. Anthone. Practical Guideline 3D Printing with Gas Metal Arc Welding. February 2021. Link

Journals

K. Faes, R. Nunes, F. Probst, R. Ceuppens, W. De Waele. Weldability of Additively Manufactured Powder Bed Fusion 316L Stainless Steel Using Arc and Laser Welding. Crystals. Vol. 14, Issue 303. Pages 1-15. March 2024. https://doi.org/10.3390/cryst14040303. 

R. Nunes, K. Faes, W. De Waele, A. Simar, W. Verlinde, M. Lezaack, W. Sneyers, J. Arnhold. A Review on the Weldability of Additively Manufactured Aluminium Parts by Fusion and Solid-State Welding Processes. Metals. Vol. 13(10), p. 1724. October 2023. https://doi.org/10.3390/met13101724

R. Nunes, N. Vandermeiren, W. Verlinde, D. Boruah, R. Motte, W. De Waele. A Benchmark of Mechanical Properties and Operational Parameters of Different Steel Filler Metals for Wire Arc Additive Manufacturing. The International Journal of Advanced Manufacturing Technology. May 2023. https://doi.org/10.1007/s00170-023-11520-z

E. M. Da Luz, R. M. Castro, M. Pereira, R. G. N. Silva, A. S. P. Pereira. Evaluation of FeCrNiMo Coating Tribological Performance Produced Through Laser Directed Energy Deposition Sliding under Biodegradable Oils. Observatorio de La Economia Latinoamericana. V. 9, n.2, p. 586-610. April 2023. https://doi.org/10.55905/oelv21n2-001


D. Boruah, N. Dewagtere, B. Ahmad, R. Nunes, J. Tacq, X. Zhang, H. Guo, W. Verlinde, W. De Waele. Digital Image Correlation for Measuring Full-Field Residual Stresses in Wire and Arc Additive Manufactured Components. Materials. 16(4) February 2023. https://doi.org/10.3390/ma16041702

K. Faes, R. Nunes, S. De Meester, W. De Waele, F. Rubino, P. Carlone. Influence of the Process Parameters on the Properties of Cu-Cu Ultrasonic Welds. Journal of Manufacturing and Materials Processing 7(1):X, January 2023. https://doi.org/10.3390/jmmp7010019

J. M. S. Sousa, A. S. P. Pereira, R. G. N. Silva, M. Pereira, R. C. Castro, E. I. M. Curi, P. C. Machado. Tribological Performance of Ni-Cr- B-Si Coatings Deposited via Laser Cladding Process. Surface Topography: Metrology and Properties. October 2022. https://doi.org/10.1088/2051-672X/ac97af

R. Nunes, S. De Meester, K. Faes, W. De Waele, A. Kubit. Influence of Welding Parameters and Surface Preparation on Thin Copper-Copper Sheets Welded by Ultrasonic Welding Process. The International Journal of Advanced Manufacturing Technology. September 2022. https://doi.org/10.1007/s00170-022-10164-9

R. G. N. Silva, M. B. Rodrigues, M. Pereira, K. Faes. Evaluation of High Penetration Hybrid Laser-GMAW Welding Process Productivity Applied in the Joining of Thick Plates. The International Journal of Advanced Manufacturing Technology. June 2022. https://doi.org/10.1007/s00170-022-09516-2

R. G. N. Silva, S. De Meester, K. Faes, W. De Waele. Development and Evaluation of the Ultrasonic Welding Process of Copper–Aluminium Dissimilar Materials. Journal of Manufacturing and Materials Processing. 6(1):6, January 2022. https://doi.org/10.3390/jmmp6010006

 
R. C. Castro, E. I. M. Curi, L. F. F. Inacio, A. S. Rocha, M. Pereira, R. G. N. Silva, A. S. P. Pereira. Laser Remelting of WC-CoCr Surface Coated by HVOF: Effect on the Tribological Properties and Energy Efficiency. Surface and Coatings Technology. Vol. 427, October 2021. https://doi.org/10.1016/j.surfcoat.2021.127841


R. H. G. Silva, R. G. N. Silva, J. M. Dornelles, F. C. Silva. Development and Evaluation of the Internal Cladding Process of API 5L X70 Risers with Nickel-based Superalloy 625 via PTA Welding. Revista Materia. Vol. 26, March 2021. http://dx.doi.org/10.1590/s1517-707620210001.1249 

R. G. N. Silva, C. M. M. Paço, M. B. Rodrigues, J. M. S. Sousa, M. Pereira, B. R. Ramos, M. B. Schwedersky, R. H. G. Silva. A comparison Between LBW and Hybrid Laser-GMAW Processes Based on Microstructure and Weld Geometry for Hardenable Steels. The International Journal of Advanced Manufacturing Technology. September 2020. https://doi.org/10.1007/s00170-020-06076-1

J. M. S. Sousa, R. G. N. Silva, A. S. P. Pereira, C. Amaral, M. Pereira. Effect of Laser Remelting on Tribological Performance of Ni-Cr-B-Si Coatings Deposited by Laser Metal Deposition. Soldagem & Inspeção. Vol. 25, June 2020. https://doi.org/10.1590/0104-9224/SI25.15

R. G. N. Silva, A. S. P. Pereira, J. M. S. Sousa, M. Pereira, R. H. G. Silva. Tribological Comparison of Inconel 625 Coatings Deposited via Laser Metal Deposition and Tungsten Inert Gas Welding Process. Journal of Laser Applications. Vol. 32, April 2020. https://doi.org/10.2351/7.0000090

R. G. N. Silva, M. Pereira, M. B. Rodrigues, A. S. P. Pereira, M. B. Schwedersky. Electric Evaluation of Hybrid Laser-TIG Welding: Interaction Between Arc and Laser Plume. Journal of Laser Applications. Vol. 32, April 2020. https://doi.org/10.2351/7.0000088

M. B. Rodrigues, R. G. N. Silva, M. Pereira, R. H. G. Silva, E. W. Teichmann. Effect of Dynamic Wire Feeding on Deposition Quality in Laser Cladding Process. Journal of Laser Applications. Vol. 32, May 2020. https://doi.org/10.2351/7.0000097

J. M. S. Sousa, A. S. P. Pereira, M. Pereira, R. G. N. Silva. Influence of Laser Metal Deposition Direction in the Abrasive and Adhesive Wear Resistance of Ni-Cr-B-Si Coatings. Journal of Laser Applications. Vol. 32, April 2020. https://doi.org/10.2351/7.0000099
 

R. H. G. Silva, R. G. N. Silva, M. B. Schwedersky, G. Dalpiaz, J. C. Dutra. Contributions of the High Frequency Dynamic Wire Feeding in the GTAW Process for Increased Robustness. Soldagem & Inspeção. Vol. 24, October 2019. https://doi.org/10.1590/0104-9224/SI24.30

Technical Magazines

R. Nunes, W. Verlinde, K. Faes, A. Simar, M. Lezaack. WAAM (Wire Arc Additive Manufacturing) van Aluminiumlegeringen met Hoge Sterkte. Metallerie. December 2023. Link

K. Faes, R. Nunes. Lassen van Additief Vervaardigde Materialen. Metaalvak. May 2023. Link

K. Faes, R. NunesLassen van Additief Vervaardigde Materialen - Project COAMWELD. Lastechniek. April 2023.

A. Papacharalampopoulos, R. Nunes, P. Stavropoulos, P. Perlo, K. Faes, J. Romo, I. Brugnetti, G. Patrimia, A. Diaz, R. Toshev, D. Alemao, N. Tsoniotis, M. Coppola,G. Kornaros, J. Lamontanara, M. Dalmasso, M. Toupalis, I. De-La-Vega.  Advanced Manufacturing Solutions Tightly Aligned with Business Needs. the Project Repository Journal. Vol 15. October 2022. Link

K. Faes, R. Nunes, J. Lamontara, P. Perlo. Real-Time Kwaliteitsmonitoring Van Lasprocessen. Metallerie. May 2022.
Link

K. Faes, R. Nunes, J. Lamontara, P. Perlo. Controle De La Qualite En Temps Reel Des Processus de Soudage. Metallerie. May 2022. Link

R. G. N. Silva, K. Faes, J. Feyaerts, L. Adinolfi, J. Romo, J. Lamontana, P. Perlo. Microstructure and Mechanical Properties of MAG welded DP800 Dual-Phase Steel. Weld Fab Techniques. Vol 4. Issue 8. November 2021. Link

K. Faes, S. De Messters, W. De Waele, C. Cuigniez, R. G. N. Silva. (On)Gelijksoortige Materialen Ultrasoon Lassen. Metallerie. Vol 20. June 2021. Link

K. Faes, V. S. Kachinskiy, R. G. N. Silva, S. I. Kuchuk-Yatsenko. Magnetically Impelled Arc Butt Welding of High-Strength Steel Tubular Parts of Hydraulic Cylinder. Welding and Material Testing. Vol 3. March 2020. Link

Congresses and Conferences

J. Cheng, R. Nunes, R. Motte, W. De Waele. PhD Projects on Wire Additive Manufacturing at Soete Laboratory. UGent Research Day. Ghent, Belgium. March 2024. 

R. Nunes, M. Lezaack, A. Simar, K. Faes, W. De Waele. Enhancing Performance of Welded Additively Manufactured Aluminium Alloys Components Though Friction Stir Welding. UCLouvain Workshop on Friction Stir Based Processes. December 2023.  

R. Nunes, W. De Waele, K. Faes, W. Verlide, A. Simar, M. Lezaack. Weldability Investigation of Aluminium Alloy Parts Additively Manufactured by WAAM (DED-Arc) and PBF-LB Processes. UGent FEARS. October 2023.

R. Nunes, K. Faes, F. Probst, T. Schweikert, J. De Freese, De Waele W., Simar A., Lezaack MImproving the Weldability of PBF-LB Manufactured AlSi10Mg Components by Solid-State Welding ProcessInternational Conference on Advanced Joining Processes (AJP). October 2023.

R. Nunes, K. Faes, W. Verlinde, W. De Waele, W. Sneyers, A. Simar, M. Lezaack. Weldability Investigation of Additively Manufactured Al Alloy Parts by GMAW Welding Process: Influence of Filler Metal Quality and Laser Cleaning Prior to WeldingInternational Conference on Advanced Joining Processes (AJP). October 2023.

R. Nunes, K. Faes, S. Huysmans, E. De Bruycker.  Challenges and Parameters Effect on Wire Arc Additive Manufacturing of Nickel-Based Alloys. MIMA-3 Conference. October 2023.

M. Lezaack, R. Nunes, W. Verlinde, A. Simar. Understanding the Influence of WAAM Deposition Strategy on Mechanical Properties and Damage Mechanisms of 5183 and 2219 Al Alloys. International Conference on Processing & Manufacturing of Advanced Materials (THERMEC). July 2023.

R. Nunes, W. De Waele. WAAM of Al Alloy and the Joining Between Additively to Conventionally Manufactured Al Parts. UGent Soete Student Fair. April 2023.

 

P. Perlo, A. Rocha, D. Alemao, N. Freitas, F. Oliveira, J. Barata, P. Stavropoulos, A. Papacharalampopoulos, K. Tsoniotis, C. Argyriou, R. Toshev, T. Tharanath, J. Sodergard, S. Alexandra, R. Nunes. ICT Infrastructure Supporting Seamless Integration of Certification Procedures in Microfactores. 11th International Conference on Through-Life Engineering Services (TESCONF). November 2022.

J. Van Damme, K. Faes, R. Tack, R. Nunes, H. Vansompel, G. Crevecoeur. Anodised Aluminium Foil Winding Axial Flux Machine for (Quasi-)Direct-Drive Robotic Applications: Preliminary Design and Manufacturing. Electric Drives Production Conference (EDPC). November 2022.

R. Nunes, N. Vandermeiren, W. Verlinde, D. Boruah, W. De Waele. A Benchmark of Mechanical Properties and Operational Parameters of Different Steel Welding Wires for Wire Arc Additive Manufacturing
. NIL-BIL Symposium. October 2022.

R. Nunes, N. Vandermeiren, W. Verlinde, D. Boruah, W. De Waele. A Benchmark of Mechanical Properties and Operational Parameters of Different Steel Welding Wires for Wire Arc Additive Manufacturing
. 3rd International Congress on Welding, Additive Manufacturing and Associated Non-Destructive Testing (ICWAM). June 2022.

R. G. N. Silva, K. Faes, L. Adinolfi, J. Romo, J. Lamontanara, P. Perlo. In-Situ Quality Measurement in Joining of Dissimilar High-Strength Steels Based on Electric Parameters of Cobot and Manual MIG/MAG Welding Applied to Electric Vehicles Structure. International Conference on Advanced Joining Processes (AJP). October 2021.

R. G. N. Silva, S. De Meester, K. Faes, W. De Waele. Development and Evaluation of the Ultrasonic Welding Process of Copper –Aluminium Dissimilar Materials. International Conference on Advanced Joining Processes (AJP). October 2021.

K. Faes, J. Vermeersch, R. G. N. Silva. Joining Of Metal-Plastic Composites With Advanced Welding Processes. Manufacturing Science and Engineering Conference (MSEC). June 2021.

J. V. E. M. Osório
, J. Gutjahr, M. Pereira, R. G. N. Silva, F. Ratusznei, J. M. S. Sousa. Revestimento Externo de Superfícies Cilíndricas Através do Processo Laser Metal Deposition LMD. Rio Oil & Gas Expo and Conference. December 2020.

E. M. Luz, R. M. Castro, M. Pereira, R. G. N. Silva, A. S. P. Pereira. Avaliação do Desempenho Tribológico do Revestimento FeCrNiMo Fabricado por Deposição de Energia Dirigida a Laser sob Deslizamento com Oleos Biodegradaveis. I Congresso de Engenharia da Rede PDIMat (ENGBRASIL). November 2020.

R. G. N. Silva, M. Pereira, D. Galeazzi, P. C. J. Rocha, M. B. Schwedersky, R. H. G. Silva. Influence of the Wire Feeding Direction on Geometry and Microstructure in the Hybrid Laser GMAW Welding Process. II Congresso Online de Engenharia de Materiais (ENGMATCON). June 2020.

R. G. N. Silva, D. Galeazzi, P. C. J. Rocha, M. B. Schwedersky, R. H. G. Silva. Contributions of SAW Multi Passes Welding in Thermal and Microstructural Control. II Congresso Online de Engenharia de Materiais (ENGMATCON). June 2020.

R. G. N. Silva, D. Galeazzi, P. C. J. Rocha, M. B. Schwedersky, R. H. G. Silva. Analysis of the Influence of Wire Preheating on the GTAW Hot Wire Process: An Empirical Approach. II Congresso Online de Engenharia de Materiais (ENGMATCON). June 2020.

P. C. J. Rocha, R. H. G. Silva, M. B. Schwedersky, R. G. N. Silva. A High-Speed Filming Analysis of the Correlation Between Deposition Strategies and Defect Formation in Thick-Wall Structures Made by WAAM. II Congresso Online de Engenharia de Materiais (ENGMATCON). June 2020.

P. C. J. Rocha, R. H. G. Silva, M. B. Schwedersky, R. G. N. Silva. Prospecting Preformed Refractory Ceramic Structures Weld Pool Supports for Wire + Arc Additive Manufacturing. II Congresso Online de Engenharia de Materiais (ENGMATCON). June 2020.

P. C. J. Rocha, R. H. G. Silva, M. B. Schwedersky, R. G. N. Silva. Advantages of the Intrisic Metal-Cored Wires Production Flexibility Targeted for Wire + Arc Additive Manufacturing. II Congresso Online de Engenharia de Materiais (ENGMATCON). June 2020.

D. Galeazzi, R. H. G. Silva, P. C. J. Rocha, R. G. N. Silva, M. B. Schwedersky. Influence of the MIG Process with Dynamic Feeding on the Microstructures of Parts Made of AISI 420 Stainless Steel by Wire + Arc Additive Manufacturing Technique. II Congresso Online de Engenharia de Materiais (ENGMATCON). June 2020.

D. Galeazzi, R. H. G. Silva, P. C. J. Rocha, R. G. N. Silva, M. B. Schwedersky. Influence of Melting Pool Oscillation in the SMAW Process on the Mechanical Strength in Martensitic Stainless Steels (AISI 410). II Congresso Online de Engenharia de Materiais (ENGMATCON). June 2020.

D. Galeazzi, R. H. G. Silva, P. C. J. Rocha, R. G. N. Silva, M. B. Schwedersky. An Algorithm for Welding Defect Recognition by Means of a Laser Triangulation Sensor. II Congresso Online de Engenharia de Materiais (ENGMATCON). June 2020.

R. G. N. Silva, A. S. P. Pereira, J. M. S. Sousa, M. Pereira, R. H. G. Silva. Tribological Comparison of Inconel 625 Coatings Deposited via Laser Metal Deposition and Tungsten Inert Gas Welding Process. 38th International Congress on Applications of Laser & Electro-Optics (ICALEO). October 2019.

R. G. N. Silva, M. Pereira, M. B. Rodrigues, A. S. P. Pereira, M. B. Schwedersky. Electric Evaluation of Hybrid Laser-TIG Welding: Interaction Between Arc and Laser Plume. 38th International Congress on Applications of Laser & Electro-Optics (ICALEO). October 2019.

J. M. S. Sousa, A. S. P. Pereira, M. Pereira, R. G. N. Silva. Influence of Laser Metal Deposition in the Abrasive and Adhesive Wear Resistance of Ni-Cr-B-Si Coatings. 38th International Congress on Applications of Laser & Electro-Optics (ICALEO). October 2019.

R. G. N. Silva, M. Pereira, M. B. Rodrigues, A. S. P. Pereira, M. B. Schwedersky. Effect of Dynamic Wire Feeding on Deposition Quality in Laser Cladding Process. 38th International Congress on Applications of Laser & Electro-Optics (ICALEO). October 2019.
 

R. G. N. Silva, C. M. M. Paço, M. B. Rodrigues, M. Pereira, B. B. Ramos, M. B. Schwedersky, R. H. G. Silva. Contribution of Electric Arc to the Microstructure of Hardenable Steel in High-Penetration Hybrid Laser-Arc Welding Processes. I Congresso Online de Engenharia de Materiais (ENGMATCON), September 2019.

C. M. M. Paço, R. G. N. Silva, M. B. Rodrigues, M. Pereira. Efeito do Sentido de Alimentação de Arame na Soldagem Híbrida Laser-MIG (HLAW) de Alta Penetração. XLV Congresso Nacional de Soldagem (CONSOLDA), October 2019.

R. G. N. Silva, C. M. M. Paço, M. B. Rodrigues, M. Pereira, J. M. S. Sousa. Contribuições no Aumento de Penetração, Largura e Qualidade Metalúrgica pelo Processo de Soldagem Híbrida Laser-MIG (HLAW). XLV Congresso Nacional de Soldagem (CONSOLDA), October 2019.

M. B. Rodrigues, M. P. Campos, R. G. N. Silva, C. M. M. Paço, M. Pereira, R. H. G. Silva. Contribuições da Alimentação Dinâmica de Arame em Processos de Soldagem Laser. XLV Congresso Nacional de Soldagem (CONSOLDA), October 2019.


J. M. S. Sousa, A. S. P. Pereira, R. G. N. Silva, C. Amaral, M. Pereira. Tribological Evaluation of Ni-Cr-B-Si Coatings Deposited by Laser Metal Deposition and Treated by Laser Remelting. 25th International Congress of Mechanical Engineering (COBEM), October 2019. https://doi://10.26678/ABCM.COBEM2019.COB2019-1489

C. C. Oliveira, C. A. Silveira, R. G. N.; Silva, M. B. Rodrigues, C. Amaral, M. Pereira. Evaluation of Carbon and Stainless Steel Microwelding: A Contribution to Thin Sheets Welding. 25th International Congress of Mechanical Engineering (COBEM), October 2019. https://doi://10.26678/ABCM.COBEM2019.COB2019-1335


R. G. N. Silva, M. Pereira, J. M. S. Sousa, A. S. P. Pereira, J. V. E. M. Osório, K. C. Riffel, R. M. Castro. Comparação Tribológica de Revestimento de Inconel 625 via Processes Laser e TIG. 10º Congresso Brasileiro de Engenharia de Fabricação (COBEF), August 2019. https://doi.org/10.26678/ABCM.COBEF2019.COF20190124

J. M. S. Sousa, J. V. E. M. Osório, F. Ratusznei, R. G. N. Silva, M. Pereira, R. M. Castro. Avaliação Tribolóogica de Revestimentos de Ni-Cr-B-Si Depositados via Laser Cladding. 10º Congresso Brasileiro de Engenharia de Fabricação (COBEF), August 2019. https://doi.org/10.26678/ABCM.COBEF2019.COF2019-0126

K. C. Riffel, R. G. N. Silva, H. Direne Filho, M. B. Schwedersky, R. H. G. Silva. Advances in the GTAW Process - Contribution of Dynamic Feeding in the Robustness of Welding Out-of-Position. Rio Pipeline Conference & Exhibition, October 2017.

L. C. Maia, K. C. Riffel, R. A. Bernardi, R. G. N. Silva, R. H. G. Silva, M. B. Schwedersky. Estudo da Influência da Frequência de Oscilação de Arame nas Características dos Cordões em Soldagem TIG com Alimentação. XLII Congresso Nacional de Soldagem (CONSOLDA), November 2016.

R. A. Bernardi, K. C. Riffel, L. C. Maia, R. G. N. Silva, R. H. G. Silva, M. B. Schwedersky. Avaliação dos Efeitos da Posição de Injeção de Arame em Soldagem TIG com Alimentação Dinâmica em Alta Frequência. XLII Congresso Nacional de Soldagem (CONSOLDA), November 2016.

R. G. N. Silva, R. H. G. Silva. Parametrização do Processo de Soldagem PTA-P para Revestimento com Adição de Inconel 625 Aplicado na Indústria de Petróleo e Gás. VIII Semana Acadêmica de Engenharia de Materiais (SAEMAT), 2015

 

G. R. N. Silva, R. S. Rodrigues, R. B. C. Braga, R. F. M. S. Barreto, R. G. N. Silva, O. C. Pires. Mortalidade em Taubaté, Estado de São Paulo, entre 2009 e 2011. III Congresso Internacional de Ciência, Tecnologia e Desenvolvimento, 2014.

Website Articles

R. G. N. Silva. Comparison of Cobot and Manual Welding Based on Arc Parameters. The Welding Land. 2021

J. M. Sousa, R. G. N. Silva. What Determines the Wear Resistance of a Coating?. The Welding Land. 2020

R. G. N. Silva. Weld Inspections and Non-Destructive Testing. The Welding Land. 2020

R. G. N. Silva. Modern Modalities of the GTAW Process to Increase Productivity. The Welding Land. 2020

R. G. N. Silva. The 10 Common Weld Defects You Should Know. Sentin. 2020. Link

R. G. N. Silva. Hybrid Laser-Arc Welding Processes (HLAW): Bringing Together the Advantages of Laser and Arc. The Welding Land. 2020

R. G. N. Silva. Laser Welding: Keep Up With this Lastest Trend!. The Welding Land. 2019

R. G. N. Silva. Welding in Space: Is it possible?. The Welding Land. 2019

R. G. N. Silva. Welding Terminology. The Welding Land. 2019

R. G. N. Silva. The Aluminium Welding Challenge. The Welding Land. 2018

R. G. N. Silva. The Stainless Steel Welding Challenge. The Welding Land. 2018


P. C. J. Rocha, R. G. N. Silva. Decreasing Hardfacing Costs: Advanced GMAW Processes with Flux-Cored Wire. The Welding Land. 2018

R. G. N. Silva. Cladding: Increasing Equipment Life Span. The Welding Land. 2018

R. G. N. Silva. The Importance of Tungsten Electrode in Welding Processes. The Welding Land. 2018

P. C. J. Rocha, R. G. N. Silva. Hardfacing: Overcoming Wear. The Welding Land. 2018

R. G. N. Silva. The Day a Welding Fracture Killed a Brazilian Idol. The Welding Land. 2018


R. G. N. Silva. Spatter in Welding: A Problem Beyond Aesthetics. The Welding Land. 2018

bottom of page