Seuraa
Jukka Kömi
Jukka Kömi
Professor of Physical Metallurgy
Vahvistettu sähköpostiosoite verkkotunnuksessa oulu.fi
Nimike
Viittaukset
Viittaukset
Vuosi
Effect of austenite grain structure on the strength and toughness of direct-quenched martensite
AJ Kaijalainen, PP Suikkanen, TJ Limnell, LP Karjalainen, JI Kömi, ...
Journal of Alloys and Compounds 577, S642-S648, 2013
1212013
Comparison of impact-abrasive wear characteristics and performance of direct quenched (DQ) and direct quenched and partitioned (DQ&P) steels
O Haiko, M Somani, D Porter, P Kantanen, J Kömi, N Ojala, V Heino
Wear 400, 21-30, 2018
472018
Direct-quenched structural steels
J Kömi, P Karjalainen, D Porter
Encyclopedia of Iron, Steel, and Their Alloys (Online Version), 1109-1125, 2016
432016
Effect of prior austenite grain size on the abrasive wear resistance of ultra-high strength martensitic steels
O Haiko, V Javaheri, K Valtonen, A Kaijalainen, J Hannula, J Kömi
Wear 454, 203336, 2020
422020
Effect of cooling rate and composition on microstructure and mechanical properties of ultrahigh-strength steels
M Ali, D Porter, J Kömi, M Eissa, H El Faramawy, T Mattar
Journal of Iron and Steel Research International 26, 1350-1365, 2019
422019
The effect of tempering on the microstructure and mechanical properties of a novel 0.4 C press-hardening steel
O Haiko, A Kaijalainen, S Pallaspuro, J Hannula, D Porter, T Liimatainen, ...
Applied sciences 9 (20), 4231, 2019
382019
Effect of microstructure on the impact toughness transition temperature of direct-quenched steels
S Pallaspuro, A Kaijalainen, S Mehtonen, J Kömi, Z Zhang, D Porter
Materials Science and Engineering: A 712, 671-680, 2018
382018
Effect of boron on the strength and toughness of direct-quenched low-carbon niobium bearing ultra-high-strength martensitic steel
J Hannula, J Kömi, DA Porter, MC Somani, A Kaijalainen, P Suikkanen, ...
Metallurgical and Materials Transactions A 48, 5344-5356, 2017
372017
Laser and laser gas-metal-arc hybrid welding of 960 MPa direct-quenched structural steel in a butt joint configuration
J Siltanen, S Tihinen, J Kömi
Journal of Laser Applications 27 (S2), 2015
362015
Competitive mechanisms occurring during quenching and partitioning of three silicon variants of 0.4 wt.% carbon steels
I Miettunen, S Ghosh, MC Somani, S Pallaspuro, J Kömi
journal of materials research and technology 11, 1045-1060, 2021
352021
Effect of tempering on the impact-abrasive and abrasive wear resistance of ultra-high strength steels
O Haiko, K Valtonen, A Kaijalainen, S Uusikallio, J Hannula, ...
Wear 440, 203098, 2019
352019
Simultaneous twinning nucleation mechanisms in an Fe–Mn–Si–Al twinning induced plasticity steel
B Mahato, T Sahu, SK Shee, P Sahu, T Sawaguchi, J Kömi, ...
Acta Materialia 132, 264-275, 2017
322017
Controlled cold rolling effect on microstructure and mechanical properties of Ce-modified SAF 2507 super duplex stainless steel
T Zhou, Y Xiong, Y Yue, Y Lu, Y Chen, T He, F Ren, H Singh, J Kömi, ...
Materials Science and Engineering: A 766, 138352, 2019
312019
Comparative study of deposition patterns for DED-Arc additive manufacturing of Al-4046
M Köhler, L Sun, J Hensel, S Pallaspuro, J Kömi, K Dilger, Z Zhang
Materials & Design 210, 110122, 2021
292021
Effect of silicon on the hot deformation behavior of microalloyed TWIP-type stainless steels
A Hamada, T Juuti, A Khosravifard, A Kisko, P Karjalainen, D Porter, ...
Materials & Design 154, 117-129, 2018
282018
Direct-quenched and tempered low-C high-strength structural steel: The role of chemical composition on microstructure and mechanical properties
A Saastamoinen, A Kaijalainen, TT Nyo, P Suikkanen, D Porter, J Kömi
Materials Science and Engineering: A 760, 346-358, 2019
262019
Microstructural characterization and mechanical properties of direct quenched and partitioned high-aluminum and high-silicon steels
P Kantanen, M Somani, A Kaijalainen, O Haiko, D Porter, J Kömi
Metals 9 (2), 256, 2019
262019
Design of tough, ductile direct quenched and partitioned advanced high-strength steel with tailored silicon content
S Ghosh, P Kaikkonen, V Javaheri, A Kaijalainen, I Miettunen, M Somani, ...
journal of materials research and technology 17, 1390-1407, 2022
242022
Characteristics of carbide-free medium-carbon bainitic steels in high-stress abrasive wear conditions
O Haiko, P Kaikkonen, M Somani, K Valtonen, J Kömi
Wear 456, 203386, 2020
242020
Investigation of second phase concentration effects on tribological and electrical properties of Cu–WS2 composites
M Freschi, M Di Virgilio, O Haiko, M Mariani, L Andena, N Lecis, J Kömi, ...
Tribology International 166, 107357, 2022
232022
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Artikkelit 1–20