Tieteelliset artikkelit
Afkhami, S., Amraei, M., Javaheri, V., Ghafouri, M., Björk, T., Salminen, A. & Zhao, X-L. (2024). Flow and hardening behavior in the heat-affected zone of welded ultra-high strength steels. Welding in the World, 68, 1001–1016. https://doi.org/10.1007/s40194-024-01703-x
Afkhami, S., Skriko, T., Lipiäinen, K. & Björk, T. (2024). Fracture, deformation route, and mechanical performance of welded cold-formed ultra-high strength steel S1100. Procedia Structural Integrity, 61, 53-61. https://doi.org/10.1016/j.prostr.2024.06.009
Ahmed, S., Oja, O., Kaijalainen, A. & Peura, P. (2024). Effect of cooling practice on the mechanical properties of medium manganese aluminum alloyed steels after inter-critical annealing, quench and partition heat treatment. Steel research international, 96(2), 2400420. https://doi.org/10.1002/srin.202400420
Ahmed, S., Pun, L., Isakov, M., Raami, L., Hokka, M., Kuokkala, V.-T., & Peura, P. (2026). Investigation of serrated flow in intercritically annealed medium manganese steel by in-situ synchrotron X-ray diffraction. Submitted to Steel research international.
Ahmed, S., et al. (2025). In-situ X-ray diffraction analysis of serrated flow in medium manganese steels. Submitted
Ahola, A., Leitner, M., Grönlund, K., Brunnhofer, P., Buzzi, C., Moshtaghi, M. & Björk, T. (2025). Fatigue assessment of as-welded and HFMI-treated high-strength steel joints under variable amplitude loading using local approaches. Welding in the World, 69, 687–700. https://doi.org/10.1007/s40194-024-01919-x
Ahola, A., Lipiäinen, K., Suikkanen, P. & Skriko, T. (2025). Fatigue assessment of welded thin-walled automotive steels using effective stress methods. Welding in the World. https://doi.org/10.1007/s40194-025-02292-z
Ahola, A., Salerto, S., Loisa, T., Lipiäinen, K. & Björk, T. (2024). Fatigue strength of single-sided fillet welds in overlapping ultra-high-strength steel sheets. Welding in the world, 68, 1225–1239. https://doi.org/10.1007/s40194-024-01736-2
Alshawwa, O., Mela, K., Ahola, A., Björk, T., Koskimäki, M., Tulonen, J. & Hyvärinen, A. (2025). High-strength steel S700 K-joints: Experimental investigation on ultimate resistance and deformation capacity. Journal of Constructional Steel Research, 227, 109317. https://doi.org/10.1016/j.jcsr.2024.109317
Auvinen, H., Tervo, H., Sainio, J., Kömi, J., & Kaijalainen, A. Microstructure and Toughness Properties of Physically Simulated Heat-Affected Zone of 500MPa Low-Carbon Bainitic Steels. (To be published).
Ayub, H. (2026). Effect of arc welding on microstructure and mechanical properties of S960 MC to S960 QT Ultra-High Strength Steel (UHSS) dissimilar joints (to be published).
Björk, T., Ahola, A. & Kukkonen, O. (2024). On the out-of-plane buckling of RHS X-joints – Analytical and numerical approaches. Journal of Constructional Steel Research, 220, 108836. https://doi.org/10.1016/j.jcsr.2024.108836
Gáspár, M., Kovács, J., Sisodia, R., Sainio, J., Tervo, H., Javaheri, V. & Kaijalainen, A. (2024). Physical simulation-based analysis of multipass welding in S500 shipbuilding steel. Welding in the World, 69, 825–836. https://doi.org/10.1007/s40194-024-01908-0
Gáspár, M., Kovács, J., Sisodia, R. P. S, Sainio, J., Tervo, H., Javaheri, V., Kaijalainen, A. & Lukács, J. CTOD examination of physically simulated heat-affected zones in S500 shipbuilding steel welds. Welding in the World, to be published in 2026.
Ghafouri, M., Afkhami, S., Pokka, A., Javaheri, V., Larkiola, J., Moshtaghi, M. & Björk, T. (2025). Hardening behavior and microstructure of S1100 ultrahigh-strength steel at elevated temperatures. Journal of Constructional Steel Research. Under review.
Ghafouri, M., Afkhami, S., Pokka, A.-P., Javaheri, V., Larkiola, J., Moshtaghi, M., Björk, T. & Skriko, T. (2026). Plastic deformation and failure of TMCP S1100 ultrahigh-strength steel at elevated temperatures. Fire Safety Journal, 162, 104681. https://doi.org/10.1016/j.firesaf.2026.104681
Ghafouri, M., Afkhami, S., Pokka, A.-P., Javaheri, V., Togiani, A., Larkiola, J. & Björk, T. (2024). Effect of temperature on the plastic flow and strain hardening of direct-quenched ultra-high strength steel S960MC. Thin-Walled Structures, 194, 111319. https://doi.org/10.1016/j.tws.2023.111319
Havia, J., Lipiäinen, K., Ahola, A. & Björk, T. (2024). Fatigue design of stress relief grooves to prevent weld root fatigue in butt-welded cast steel to ultra-high-strength steel joints. Welding in the World, 68, 2203–2216. https://doi.org/10.1007/s40194-024-01797-3
Horváth, D., Safyari, M. & Moshtaghi, M. (2026) Hydrogen embrittlement in welded pipeline steels: Fundamentals, mechanisms, testing, mitigation and welding processes. Submitted, under review.
Khedr, M., Elshokrofy, H., Pokka, A.-P., Hamada, A., Jaskari, M., Mustakangas, A., Järvenpää, A., Ibrahim, A. & Elsamanty, M. (2024). Effect of design parameters on auxetic behavior and stiffness of additively manufactured 316L stainless steel. Journal of Materials Research and Technology, 30, 8805–8814. https://doi.org/10.1016/j.jmrt.2024.05.197
Kovács, J., Gáspár, M., Lukács, J., Tervo, H. & Kaijalainen, A. (2024). Comparative study about the results of HAZ physical simulations on different high-strength steel grades. Welding in the World, 68, 1965–1980.https://doi.org/10.1007/s40194-024-01714-8
Latypova, R., Javaheri, V., Claeys, L., Verbeken, K., Depover, T., Kömi, J. & Pallaspuro, S. (2025). Effect of rapid tempering and cementite morphology on hydrogen diffusion and trapping in a medium-carbon advanced high-strength steel. Engineering Fracture Mechanics, 326, 111376. https://doi.org/10.1016/j.engfracmech.2025.111376
Latypova, R., Nyo, T. T., Seppälä, O., Ruoppa, R., Kauppi, T., Singh, H., Huttula, M., King, G., Pallaspuro, S., & Kömi, J. Low-temperature tempering for improving hydrogen embrittlement resistance in direct-quenched steel, Under review.
Leitner, M., Ahola, A., Moshtaghi, M., Björk, T., Brunnhofer, P. & Buzzi, C. (2025). Fatigue strength assessment of HFMI-treated steel joints under bending loading. Welding in the World, 69, 2433–2441. https://doi.org/10.1007/s40194-025-02100-8
Lipiäinen, K., Heinilä, S., Ahola, A., Skriko, T. (2026). Fatigue strength improvement of gusset end detail with welding techniques. Revision submitted to journal (ref. background IIW document: XIII-3163-2025)
Lipiäinen, K., Plosila, P., Kaijalainen, A., Ahola, A. & Björk, T. (2024). Influence of shear cut holes on the fatigue performance of hot-rolled 800 MPa automotive steel grades. Procedia Structural Integrity, 57, 785-792. https://doi.org/10.1016/j.prostr.2024.03.084
Lund, H., Penttilä, S. & Skriko, T. (2025). Advancing smart multi-robot welding through pre-setting and digital twin-based feedback to mitigate angular welding distortion. Discover Mechanical Engineering, 4, 35. https://doi.org/10.1007/s44245-025-00124-4
Meilinger, Á., Javaheri, V., Tervo, H., Abd Al Al, S. Microstructure Evolution in RSW-Welded MS1400 Martensitic Steel: Impact of Pulse Sequencing, Journal of Manufacturing Processes. (Submitted)
Nousiainen, O., Hannula, J., Saukko, S., Kaijalainen, A. & Kömi, J. (2024). Comparison of novel 1 GPa low-carbon, low-alloyed steel produced with simulated- and laboratory-scale thermomechanical controlled processes. Steel Research International, 96, 2400481. https://doi.org/10.1002/srin.202400481
Olkkonen, R., Suikkanen, P., Skriko, T., Barsoum, Z. & Ahola, A. (2026). Fatigue design and manufacturing optimization of high-performing welded automotive and structural steel sheets. Submitted.
Pallaspuro, S., Fangnon, E., Aravindh, S.A., Claeys, L., Latypova, R., Yagodzinsky, Y., Aho, N., Kantanen, P., Uusikallio, S., Depover, T., Huttula, M., Dey, P. & Kömi, J. (2024). Mitigating hydrogen embrittlement via film-like retained austenite in 2 GPa direct-quenched and partitioned martensitic steels. Materials Science and Engineering: A, 908, 146872. https://doi.org/10.1016/j.msea.2024.146872
Pesonen, T., Kozlova, M., Ahola, A., Björk, T. & Moshtaghi, M. (2025). Simulation-based fatigue assessment using the 4R method in different load conditions. European Journal of Mechanics – A/Solids, 111, 105600. https://doi.org/10.1016/j.euromechsol.2025.105600
Pesonen, T., Riski, J., Lipiäinen, K., Ahola, A. & Björk, T. (2024). Framework for a finite element method-based simulation approach to fatigue assessment of welded joints using the 4R method. International Journal of Fatigue, 181, 108148. https://doi.org/10.1016/j.ijfatigue.2024.108148
Pesonen, T., Riski, J., Lipiäinen, K., Ahola, A., Leitner, M., & Skriko, T. (2026). Simulation-based 4R fatigue assessment of high-frequency mechanical impact treated welded joints. Journal of Constructional Steel Research, 240, 110263. https://doi.org/10.1016/j.jcsr.2026.110263
Plosila, P., Kesti, V., Hannula, J., Kömi, J. & Kaijalainen, A. (2024). A comparison between tensile and hole expansion properties in 800 MPa tensile strength grade hot-rolled steels. Materials Today Communications, 40, 109521. https://doi.org/10.1016/j.mtcomm.2024.109521
Pokka, A., Kesti, V. & Kaijalainen, A. (2025). Local Formability and Bendability of UHSS: Correlations Between Bending and Tensile Fracture Strains. International Journal of Solids and Structures, 320, 113524. https://doi.org/10.1016/j.ijsolstr.2025.113524
Raami, L., Wendler, M., Volkova, O. & Peura, P. (2025). The effect of bake hardening on quenched and partitioned AISI 420 stainless steel. Steel Research International, 96(5), 2400251. https://doi.org/10.1002/srin.202400251
Raami, L., Valtonen, K., Wendler, M., & Peura, P. (2026). Effect of heat treatments on the cavitation erosion evolution of AISI 420 stainless steels. Wear, 206493. https://doi.org/10.1016/j.wear.2025.206493
Raami, L., et al. (2025). Effect of carbon on the cavitation erosion evolution of quenched and partitioned AISI 420 stainless steel. Submitted
Rohani Raftar, H., Ahola, A., Lipiäinen, K. & Björk, T. (2024). Fatigue behavior of load-carrying cruciform fillet weld joints under variable amplitude load. Journal of Constructional Steel Research, 215, 108559. https://doi.org/10.1016/j.jcsr.2024.108559
Rohani Raftar, H., Ghanadi, M., Hultgren, G., Ahola, A. & Barsoum, Z. (2024). Assessing local stresses in scanned fillet weld geometry using bagged decision trees. Journal of Constructional Steel Research, 218, 108745. https://doi.org/10.1016/j.jcsr.2024.108745
Sabr, A., Ahmed, S., Kaijalainen, A., Penney, D., & Peura, P. (2026). Effects of Trace Elements Copper and Tin on Mild and Dual-Phase Steel Properties, to be submitted.
Safyari, M., Ahmad, M. & Moshtaghi, M. (2026) Insights into gaseous hydrogen permeation behavior in welds of X65 pipeline steel. Welding in the World. https://doi.org/10.1007/s40194-026-02362-w
Safyari, M., Horváth, D. & Moshtaghi, M. (2025) Enhancing hydrogen embrittlement resistance in steel pipelines through hybrid welding. Welding in the World. https://doi.org/10.1007/s40194-025-02071-w
Safyari, M., Kivimäki, M., Tulonen, J., Virolainen, E., Suikkanen, P. & Moshtaghi, M. (2026) Enhancing fracture toughness of the heat-affected zone in welded X70 pipeline steel under hydrogen gas. Submitted, under review.
Safyari, M. & Moshtaghi, M. (2025) Welding design of API 5L X65 pipeline steel: Effects of robotic hybrid laser arc welding versus GMAW on fracture toughness evaluated by SENT tests in air and hydrogen. Materials & Design, 254, 113950. https://doi.org/10.1016/j.matdes.2025.113950
Seppälä, O., Ilmola, J., Kaijalainen, A. & Larkiola, J. (2026). Simulating thermo-mechanical and microstructural phenomena in a laboratory-scale hot rolling mill. Materials&Design, 263, 115694. https://doi.org/10.1016/j.matdes.2026.115694
Wali, H., Skriko, T., et al. (2026) Investigating shielding gas effects with multi-sensor robotic welding setup focusing on ultra-high strength steel in the GMAW process. To be submitted (spring 2026).
Yanchukovich, A., Ahola, A., Björk, T. & Sonsino, C. M. (2024). Comparison of analytical and numerical methods for estimating notch strains. Materials Science and Engineering Technology, 55, 719-732. https://doi.org/10.1002/mawe.202300095
Konferenssijulkaisut
Abdelghany, A. W., Haiko, O., Järvenpää, A., & Kaijalainen, A. (2026). Revealing the Microstructure and Mechanical Properties of Rapidly Quenched and Tempered 51CrV4 Steel Processed Via a Continuous Induction Line. Solid State Phenomena 383 (2026) 7–12. https://doi.org/10.4028/p-69oURO
Afkhami, S., Ghafouri, M., Poutiainen, I., Pokka, A.-P., Javaheri, V., Larkiola, J., Björk, T. & Moshtaghi, M. (2025). Effect of service temperature on the failure of additively manufactured 13Cr10Ni2Al stainless tool steel. ECF 2024. Abstract accepted
Ahola, A., Leitner, M., Grönlund, K., Brunnhofer, P., Buzzi, C., Moshtaghi, M. & Björk, T. (2024). Fatigue strength assessment of welded high-strength and ultra-high-strength steel joints in the as-welded and high-frequency mechanical impact (HFMI)-treated conditions under variable amplitude loading (IIW doc. XIII-3057-2024). 77th IIW Annual Assembly and International Conference, 7-12 July 2024, Rhodes, Greece.
Ahola, A., Lipiäinen, K., Suikkanen, P. & Skriko, T. (2025). Fatigue assessment of welded thin-walled automotive steels using effective stress methods. 78th IIW Annual Assembly and International Conference, 22-27 June 2025, Genoa, Italy.
Alatarvas, T., Tervo, H., Kaijalainen, A. & Shu, Q. (2024). Utilizing computational thermodynamics in characterization and classification of non-metallic inclusions in Ti-deoxidized steels. Proceedings of SIMS EUROSIM 2024, 185–191. http://dx.doi.org/10.3384/ecp212.025
Auvinen, H., Tervo, H., Sainio, J., Kömi, J. & Kaijalainen, A. (2026). The effect of alloying contents on impact toughness and microstructure of physically simulated heat-affected zones of 500MPa structural steels. TIMA 25. In review.
Elaraby, M., Ali, M., Eissa, M., Kömi, J., Karjalainen, P., Tervo, H., Alatarvas, T., Ghassemali, E., Steggo, J. & Javaheri, V. (2025). Thermodynamic and Algorithmic Optimization of Medium Manganese Steel Composition Design, Non-Metallic Inclusion Analysis, and Microstructural Insights. Solid State Phenomena, 383, 25–32. https://doi.org/10.4028/p-B8yPFf
Gáspár, M., Kovács, J., Tervo, H., Kaijalainen, A., Javaheri, V, Sainio, J. & Kömi, J. (2025). The microstructure and fracture mode of physically simulated heat-affected zones of a weld metal used with 500 MPa offshore steel – part 1: impact toughness test results. Procedia Structural Integrity, 68, 500–505. https://doi.org/10.1016/j.prostr.2025.06.088
Gáspár, M., Kovács, J., Sainio, J., Tervo, H., Javaheri, V. & Kaijalainen, A. (2024). The effect of welding thermal cycles on weld properties of 500 MPa grade offshore steel. 32nd Hungarian Welding Conference 2024, 88-94. https://www.researchgate.net/publication/387997965_The_effect_of_welding_thermal_cycles_on_weld_properties_of_500_MPa_grade_offshore_steel
Hoikkaniemi, A. J. T., Haiko, O., & Kaijalainen, A. (2026). Effect of EAF Impurities on Microstructure and Mechanical Properties of Low-Carbon Steels. Solid State Phenomena, 383, 13–18. https://doi.org/10.4028/p-s1q3hn
Kaijalainen, A., Abdelghany, A., Haiko, O., Hoikkaniemi, A., & Pokka, A.-P. Microstructural Modification and Bendability Improvement in 1300 MPa Steel via Induction Surface Heat Treatment. ESAFORM 2026.
Kaijalainen, A., Pokka, A.-P., Jaskari, M., Huuki, J., Hintsala, T. & Kömi, J. (2024). Effect of surface characteristics on strain distribution in airbending. Metal Forming 2024, 44, pp 350-357. https://doi.org/10.21741/9781644903254-37
Kaijalainen, A., Pokka, A., Jaskari, M., Huuki, J., Hintsala, T. & Kömi, J. (2025). The impact of surface properties on strain distribution in air-bending. THERMEC 25. Submitted
Kantanen, P., Plosila, P., Javaheri, V., Perkiö, T. & Kaijalainen, A. (2025). Strain-induced martensite formation during punching of a medium manganese advanced high-strength steel. Procedia Structural Integrity, 69, 53–60. https://doi.org/10.1016/j.prostr.2025.07.008
Kesti, V., Grifé, L., Plosila, P., Frómeta, D. & Kaijalainen, A. (2025). The Relationship Between Fracture Toughness and Blanking Performance of 850MPa Hot-Rolled Steels. MATEC Web of Conferences / IDDRG 2025, 408, 1034. https://doi.org/10.1051/matecconf/202540801034
Latypova, R., Fangnon, E., Ghosh, S., Pallaspuro, S., Claeys, L., Verbeken, K., Depover, T., & Kömi, J. (2025) Effect of silicon alloying on hydrogen diffusion and trapping in medium-carbon DQ&P steels, 5th International Conference on Metals and Hydrogen 2025.
Latypova, R., Fangnon, E., Nousiainen, O., Pallaspuro, S. & Kömi, J. (2024). Role of prior austenite grain structure in hydrogen diffusion, trapping, and embrittlement mechanisms in as-quenched martensitic steels. Procedia Structural Integrity, 54, 149–155. https://doi.org/10.1016/j.prostr.2024.01.067
Lehtola, K., Ilmola, J., & Larkiola, J. (2026). Finite element modeling of electromagnetic heating. Materials Science Forum, 1174, 39–46. https://doi.org/10.4028/p-cR2Wo5
Leitner, M., Ahola, A., Moshtaghi, M., Björk, T., Brunnhofer, P. & Buzzi, C. (2024). Fatigue strength assessment of HFMI-treated steel joints under bending loading. 77th IIW Annual Assembly and International Conference, 7-12 July 2024, Rhodes, Greece.
Lipiäinen, K., Heinilä, S., Teikari, J., Ahola, A. & Skriko, T. (2025). Fatigue strength improvement of circular hollow section tube-to-gusset plate detail with welding techniques. 78th IIW Annual Assembly and International Conference, 22-27 June 2025, Genoa, Italy.
Nousiainen, O., Hannula, J., Kaijalainen, A. & Kömi, J. (2025). Effect of wire electrical discharge machining on hole expansion ratio of 1 GPa low carbon low alloyed steel. Materials Science Forum, 1174, 33-38. https://doi.org/10.4028/p-U6kuph
Nyo, T., Autio, L., Tulonen, J. & Kaijalainen, A. (2025). Effect of Cold-Forming on Mechanical Properties of AHSS Steel. Materials Science Forum, 1174, 15-19. https://doi.org/10.4028/p-sSYx8h
Pallaspuro, S., Hesse, A., Tóth, T., Aho, N., Mirshekari, B., Ghosh, S., Lindqvist, S., Dilger, K. & Kömi, J. (2025). Low-temperature fracture toughness of electron-beam welded low-carbon martensitic-austenitic steel. Procedia Structural Integrity, 68, 802-808. https://doi.org/10.1016/j.prostr.2025.06.133
Perkiö, T., Kantanen, P. & Kaijalainen, A. (2026). Effect of intercritical annealing temperature to mechanical performance of hot-rolled medium manganese steel. Materials Science Forum, 174, 83–88. https://doi.org/10.4028/p-kG28cH
Plosila, P, Kantanen, P., Hannula, J., Javaheri, V., Kömi, J. & Kaijalainen, A. (2024). Hole expansion performance of a medium manganese advanced high-strength steel after hot rolling and intercritical annealing. Materials Research Proceedings, 44, 358-367. https://doi.org/10.21741/9781644903254-38
Plosila, P., Kesti, V., Nousiainen, O., Tervo, H., Joy, J., Hannula, J., Kömi, J. & Kaijalainen, A. Characterization of microstructural features and their contribution on mechanical properties of hot-rolled advanced high-strength ferritic and complex-phase steels. To be published 2026.
Plosila, P., Vierelä, R., Juntunen, P., Kesti, V., Kömi, J. & Kaijalainen, A. (2025). An investigation on behaviour of 800 MPa grade hot-rolled steels in interrupted ISO 16630 hole expansion testing. MATEC Web of Conferences / IDDRG 2025, 408, 1073. https://doi.org/10.1051/matecconf/202540801073
Pokka, A.-P., Kesti, V., Troive, L. & Kaijalainen, A. (2024). Development of the cross-section moment in air-bending. Materials Research Proceedings, 41, 1027–1037. https://doi.org/10.21741/9781644903131-113
Rohani Raftar, H., Safyari, M. & Moshtaghi, M. (2025). Hydrogen-assisted fatigue crack growth in pipeline steels: a machine learning approach. Procedia Structural Integrity, 68, 1066–1073. https://doi.org/10.1016/j.prostr.2025.06.171
Tervo, H., Gáspár, M., Kovács, J., Javaheri, V., Sainio, J., Alatarvas, T., Kömi, J., & Kaijalainen, A. (2026). Evolution of inclusions in physically simulated heat-affected zones of a weld metal used with a 500 MPa offshore steel. Key Engineering Materials, 1040, 47–53. https://doi.org/10.4028/p-KPi3DF
Tervo, H., Gáspár, M., Kovács, J., Kaijalainen, A., Javaheri, V., Sainio, J., & Kömi, J. (2024) Physical Simulation of Heat-Affected Zones in a Weld Metal Used with 500 MPa Offshore Steel. Linköping Electronic Conference Proceedings 212; Proceedings of the Second SIMS EUROSIM Conference on Modelling and Simulation, SIMS EUROSIM 2024 (Ed. E. Juuso et al.), 236-241. https://doi.org/10.3384/ecp212.033
Tervo, H., Gáspár, M., Kovács, J., Javaheri, V., Sainio, J., Kömi, J., & Kaijalainen, A. Electron Backscatter Diffraction Characterization of Physically Simulated Heat-Affected Zones of a Weld Metal Used with 500 Mpa Offshore Steels, presented in TIMA25 conference in November 2025, to be published by Trans Tech Publications in 2026.
Tervo, H., Gáspár, M., Kovács, J., Kaijalainen, A., Javaheri, V., Sainio,J. & Kömi, J. (2025). The microstructure and fracture mode of physically simulated heat-affected zones of a weld metal used with 500 MPa offshore steel – part 2: fractographies, inclusions and microstructures. Procedia Structural Integrity, 68, 508–512. https://doi.org/10.1016/j.prostr.2025.06.089
Konferenssiesitykset
Ahmed, et al. (2024). Current trends in alloy development. Materials Day 2024, 10.10.2024 Tampere.
Raami, L. (2024). Quenching and partitioning: A novel process to improve the cavitation erosion resistance of AISI 420 stainless steel. Materials Day 2024, 10.10.2024 Tampere.
Ammattilehdet
Gáspár, M., Kovács, J., Sainio, J., Tervo, H., Javaheri, V. & Kaijalainen, A. (2024). A többrétegű varratfelépítés hatásának elemzése fizikai szimulációval 500 MPa szilárdsági kategóriájú hajóacélnál. Hegesztéstechnika, XXXV (2), 37–42.
Kaijalainen, A. & Plosila, P. (2024). Fossiilivapaat terässovellukset Suomen teräsekosysteemissä, FOSSA2 (Fossil-Free Steel Applications: Phase II). Ohutlevy (1), 14–16. https://urn.fi/URN:NBN:fi:oulu-202409266064
Lund, H., Penttilä, S. & Skriko, T. (2024). Moderni hitsausautomaatio. Hitsaustekniikka, Vol. 76:6, 10-15.
Martikainen, A., Penttilä, S., Lund, H. & Skriko, T. (2025). Cobotti- ja robottiautomaation tuottavuuden ja laadun tehostamismahdollisuudet hitsaavassa teollisuudessa. Hitsaustekniikka, Vol. 77:3, 27-28
Opinnäytteet
Väitöskirjat
Ahmed, S. Microstructural Evolution and Mechanical Response of Medium Manganese Steels Subjected to Intercritical Annealing Quenching and Partitioning [Doctoral thesis, Tampere University]. To be submitted 2026.
Horváth, D. Hydrogen embrittlement of welded steels. [Doctoral thesis, LUT University]. On-going.
Ilmola, J. (2025). Modeling of a thermo-mechanically controlled virtual finishing rolling mill and coil cooling processes (Acta Universitatis Ouluensis) [Doctoral thesis, University of Oulu]. Acccessible: https://urn.fi/URN:NBN:fi:oulu-202412187446
Lund, H. (2025). Extended reality-enabled smart manufacturing in multi-robot welding applications [Doctoral thesis, LUT University] Acccessible: https://urn.fi/URN:ISBN:978-952-412-263-4
Meneses, W. Modelling of surface phenomena [Doctoral thesis, University of Oulu]. On-going.
Neupane, D. Simulation-based models for high-quality welds subjected to cyclic loads. [Doctoral thesis, LUT University]. On-going.
Pesonen, T. (2026). Finite element simulation-based fatigue assessment of welded high-strength steel joints [Doctoral thesis, LUT University]. Accepted, public defence 2 June 2026.
Plosila, P. Effect of microstructure on cut edge formability of advanced high-strength hot rolled steels [Doctoral thesis, University of Oulu]. To be submitted 2026.
Pokka, A.-P. Bendability of ultrahigh-strength steels [Doctoral thesis, University of Oulu]. To be submitted 2026.
Raami, L. (2026). Quenching and partitioning of Martensitic Stainless Steels: Heat Treatment, Microstructure, Mechanical Properties, and Cavitation Erosion Resistance, [Doctoral thesis, Tampere University].
Sabr, A. Effects of Trace Elements Copper and Tin in Dual-Phase Steels [Doctoral thesis, Tampere University]. To be submitted 2026.
Seppälä, O. Simulating the microstructural evolution of TMCP steel [Doctoral thesis, University of Oulu] (under pre-examination)
Wali, H. Welding automation for high-quality weldments [Doctoral thesis, LUT University]. On-going.
Maisterin opinnäytetyöt
Autio, L. (2025) Fracture toughness and crack initiation of welded S420 offshore steels at a low temperatures -80 C [Master´s thesis, University of Oulu]. Accessible: https://urn.fi/URN:NBN:fi:oulu-202503192100
Auvinen, H. (2026) Microstructure and toughness properties of physically simulated heat-affected zone of 500 MPa low-carbon bainitic steels [Master´s thesis, University of Oulu].Accessible: https://urn.fi/URN:NBN:fi:oulu-202601211321
Ayub, H. (2026). Effect of arc welding on microstructure and mechanical properties of S960 MC to S960 QT Ultra-High Strength Steel (UHSS) dissimilar joints [Master´s thesis, LUT University]. (To be published).
Devkota, J. (2025). Mechanical performance and fracture behaviour of dissimilar welds made of thermo-mechanically rolled steels: a study of dissimilar steel grades weld joint between S700 MC Plus, and Domex 500 D [Master´s thesis, LUT University] Accessible: https://urn.fi/URN:NBN:fi-fe2025061871725
Forsman, J. (2024). Utilization of high-strength fossil-free steels in ship hull structures [Master´s thesis, LUT University]. Accessible: https://urn.fi/URN:NBN:fi-fe2024112696828
Ghasemi, A. (2026) Simulation of hydrogen TDS peaks and ML-based prediction of desorption energies (SimuTDS) from experimental data [Master’s thesis, LUT University]. Accessible: https://urn.fi/URN:NBN:fi-fe2026030718761
Halonen, H. (2025). Q&P treatment of a eutectoid silicon steel [Master’s thesis, Tampere University]. Accessible: https://urn.fi/URN:NBN:fi:tuni-2025120511294
Harjula, S. (2024). Potential of laser welding technologies in forestry machine manufacturing [Master´s thesis, LUT University]. Accessible: https://urn.fi/URN:NBN:fi-fe20241220106089
Hintsala, T. (2025). Effect of alloying content and cooling parameters on mechanical properties of low carbon bainitic steel [Master´s thesis, University of Oulu].Accessible: https://urn.fi/URN:NBN:fi:oulu-202509175890
Hoikkaniemi, A. (2024). Effect of EAF impurities on microstructure and mechanical properties of low-carbon steels [Master´s thesis, University of Oulu].
Jussila T. (2025) Liimaliitoksen numeerinen mitoitus kuormaa kantavaan rakenteeseen metsäteollisuuden työkoneessa [Master theses, Tampere University]
Keskinen, A. (2026) Comparison between different methods for fatigue evaluation of a hooklift for use in real time simulation [Master´s thesis, LUT University]. Publication pending.
Kittilä E. (2025) Alumiinin ja teräksen liimaus kantavan rakenteen komponentissa. [Master theses, Tampere University]
Lainio I. (2024) Hiilikädenjäljet kuormakoneen kouran jatkokehityksessä [Master theses, Tampere University]. Accessible: https://urn.fi/URN:NBN:fi:tuni-202405286375
Lehtola, K. (2024). Finite element modeling of electromagnetic heating [Master´s thesis, University of Oulu].
Mikkanen, A. (2025). Fatigue assessment of welded thin-walled joint using local approaches [Master´s thesis, LUT University]. Accessible: https://urn.fi/URN:NBN:fi-fe20251204114396
Ojala, J. Finite element analysis for fatigue crack growth assessment using linear elastic fracture mechanics (LUT) [Master´s thesis, LUT University]. On-going
Olkkonen, R. (2025). Optimal welding parameters for geometrically and metallurgically high-quality thin-walled sheet metal joints [Master´s thesis, LUT University]. Accessible: https://urn.fi/URN:NBN:fi-fe2025090894868
Perkiö, T. (2024). Optimizing intercritical annealing treatment for hot-rolled medium-manganese steels [Master´s thesis, University of Oulu]. Accessible: https://urn.fi/URN:NBN:fi:oulu-202412187424
Pihlava, E. Press hardening of medium manganese steels [Master’s thesis, Tampere University]. To be submitted 2026.
Piipponen, V.-V., Trace elements and their effect on properties of hot rolled plate steels[Master´s thesis, University of Oulu]. On-going
Rao, A. Master S-N curve analysis of 4R method using effective stress method (LUT) [Master´s thesis, LUT University]. On-going
Saksa, T. (2024). Optimization of hooklift axle joints with high strength steel (HIAB Finland) [Master´s thesis, LUT University]. Accessible: https://urn.fi/URN:NBN:fi-fe2024111492466
Silvola, H. (2026) Computational modeling of welding deformations in a boom structure [Master´s thesis, LUT University]. Publication pending.
Titevskaja, A. (2026) Corrosion resistance and mechanical strength of welded weathering steels [Master´s thesis, LUT University].
Veijonaho, V. (2025). Experimental and computational investigation of the bendability of 960MPa ultra-high strength steel [Master´s thesis, University of Oulu].
Kandidaatin opinnäytetyöt
Garabics, B. (2026). Residual stresses in welded ultra-high-strength steels and their correlation with microstructure [Bachelor’s thesis, LUT University] (to be published).