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Roy Johnsen
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Modelling of hydrogen diffusion and hydrogen induced cracking in supermartensitic and duplex stainless steels
V Olden, C Thaulow, R Johnsen
Materials & design 29 (10), 1934-1948, 2008
3142008
Cathodic properties of different stainless steels in natural seawater
R Johnsen, E Bardal
Corrosion 41 (5), 296-302, 1985
1941985
Resolving the hydrogen effect on dislocation nucleation and mobility by electrochemical nanoindentation
A Barnoush, M Asgari, R Johnsen
Scripta Materialia 66 (6), 414-417, 2012
1202012
Materials and corrosion trends in offshore and subsea oil and gas production
M Iannuzzi, A Barnoush, R Johnsen
npj Materials Degradation 1 (1), 1-11, 2017
1052017
Application of hydrogen influenced cohesive laws in the prediction of hydrogen induced stress cracking in 25% Cr duplex stainless steel
V Olden, C Thaulow, R Johnsen, E Østby, T Berstad
Engineering Fracture Mechanics 75 (8), 2333-2351, 2008
1002008
Influence of hydrogen from cathodic protection on the fracture susceptibility of 25% Cr duplex stainless steel–Constant load SENT testing and FE-modelling using hydrogen …
V Olden, C Thaulow, R Johnsen, E Østby, T Berstad
Engineering Fracture Mechanics 76 (7), 827-844, 2009
932009
FE simulation of hydrogen diffusion in duplex stainless steel
V Olden, A Saai, L Jemblie, R Johnsen
International journal of hydrogen energy 39 (2), 1156-1163, 2014
862014
Cohesive zone modeling of hydrogen-induced stress cracking in 25% Cr duplex stainless steel
V Olden, C Thaulow, R Johnsen, E Østby
Scripta Materialia 57 (7), 615-618, 2007
712007
Microstructural characterization of pulsed plasma nitrided 316L stainless steel
M Asgari, A Barnoush, R Johnsen, R Hoel
Materials Science and Engineering: A 529, 425-434, 2011
682011
A new experimental technique for quantifying the galvanic coupling effects on stainless steel during tribocorrosion under equilibrium conditions
N Espallargas, R Johnsen, C Torres, AI Muñoz
Wear 307 (1-2), 190-197, 2013
632013
Prediction of galvanic corrosion rates and distribution by means of calculation and experimental models
E Bardal, R Johnsen, PO Gartland
Corrosion 40 (12), 628-633, 1984
521984
Effects of Flow on the Cathodic Protection of a Steel Cylinder in Seawater
PO Gartland, E Bardal, RE Andresen, R Johnsen
Corrosion 40 (3), 127-133, 1984
481984
Effect of tungsten on the pitting and crevice corrosion resistance of type 25Cr super duplex stainless steels
EB Haugan, M Næss, CT Rodriguez, R Johnsen, M Iannuzzi
Corrosion 73 (1), 53-67, 2017
452017
The effect of a microbiological slime layer on stainless steel in natural seawater
R Johnsen
R. Johnsen, Statoil N-7000 Trondheim, Norway, E. Bardal, The Corrosion …, 1987
451987
Corrosion properties of nickel-aluminium bronze in natural seawater—Effect of galvanic coupling to UNS S31603
HN Krogstad, R Johnsen
Corrosion Science 121, 43-56, 2017
402017
Ageing and life extension for offshore facilities in general and for specific systems
P Hokstad, S Håbrekke, R Johnsen, S Sangesland
SINTEF Report for the Petroleum Safety Authority Norway, 2010
402010
Effect of hydrogen on the hardness of different phases in super duplex stainless steel
N Kheradmand, R Johnsen, JS Olsen, A Barnoush
International Journal of Hydrogen Energy 41 (1), 704-712, 2016
382016
Multi-degradation behavior of austenitic and super duplex stainless steel–The effect of 4-point static and cyclic bending applied to a simulated seawater tribocorrosion system
CB Von der Ohe, R Johnsen, N Espallargas
Wear 288, 39-53, 2012
372012
Application of internal corrosion modeling in the risk assessment of pipelines
PO Gartland, R Johnsen, I Ovstetun
CORROSION 2003, 2003
372003
Effect of nickel on hydrogen permeation in ferritic/pearlitic low alloy steels
H Husby, M Iannuzzi, R Johnsen, M Kappes, A Barnoush
international journal of hydrogen energy 43 (7), 3845-3861, 2018
342018
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Artikler 1–20