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Wade Karlsen

  • Phone+358505210263
20052019

Research output per year

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Research Output

Open Access

Crack Initiation Mechanism in Non-ductile Cracking of Irradiated 304L Stainless Steels under BWR Water Environment

Onchi, T., Hohi, K., Navas, M. & Karlsen, W., 2006, In : Journal of Nuclear Science and Technology. 43, 8, p. 851-865 5 p.

Research output: Contribution to journalArticleScientificpeer-review

8 Citations (Scopus)

Deformation localisation and EAC in inhomogenous microstructures of austenitic stainless steels

Ehrnsten, U., Saukkonen, T., Karlsen, W. & Hänninen, H., 2009, Proceedings of the 14th International Conference on Environmental Degradation of Materials in Nuclear Power Systems Water Reactors. American Nuclear Society ANS, Vol. 2. p. 910-919

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientificpeer-review

Deformation microstructures of 30 dpa AISI 304 stainless steel after monotonic tensile and constant load autoclave testing

Karlsen, W., Pakarinen, J., Toivonen, A. & Ehrnstén, U., 2011, 15th International Conference on Environmental Degradation of Materials in Nuclear Power Systems-Water Reactors. Busby, J. T., Ilevbare, G. & Andresen, P. L. (eds.). Wiley, p. 1352-1366

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientificpeer-review

7 Citations (Scopus)

Description of the mechanical behavior of irradiated stainless steel

Karlsen, W., Aaltonen, P. & Nenonen, P., 2005, Espoo: VTT Technical Research Centre of Finland. (VTT Research Report; No. BTUO73-051379).

Research output: Book/ReportReport

Determination of the time to failure curve as a function of stress for a highly irradiated AISI 304 stainless steel after constant load tests in simulated PWR water environment

Pokor, C., Massoud, J-P., Wintergerst, M., Toivonen, A., Ehrnstén, U. & Karlsen, W., 2010, Fontevraud 7: Contribution of Materials Investigation to Improve the Safety and Performance of LWRs, Avignon, France, 26-30.9.2010. 18 p.

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientificpeer-review

Effect of Hot Cracks on EAC Crack initiation and Growth in Nickel-Base Alloy Weld Metals

Hänninen, H., Toivonen, A., Brederholm, A., Saukkonen, T., Karlsen, W., Ehrnstén, U. & Aaltonen, P., 2011, Proceedings of the 15th international Conference on Environmental Degradation of Materials in Nuclear power Systems - Water reactors. Ilevbare, G., Busby, J. & Andersen, P. (eds.). Springer, p. 197-224 26 p.

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientificpeer-review

2 Citations (Scopus)

Environmental influence on cracking susceptibility and ageing of nuclear materials (ENVIS)

Ehrnsten, U., Pakarinen, J., Karlsen, W., Hänninen, H., Mouginot, R., Soinila, E., Ahonen, M., Autio, J-M., Aaltonen, P. & Saukkonen, T., 2013, SAFIR2014. The Finnish Research Programme on Nuclear Power Plant Safety 2011-2014. Espoo: VTT Technical Research Centre of Finland, p. 268-282 (VTT Technology; No. 201).

Research output: Chapter in Book/Report/Conference proceedingChapter or book articleProfessional

Environment-assisted cracking and hot cracking susceptibility of nickel-base alloy weld metals

Hänninen, H., Brederholm, A., Saukkonen, T., Ivanchenko, M., Toivonen, A., Karlsen, W., Ehrnstén, U. & Aaltonen, P., 2011, Espoo: VTT Technical Research Centre of Finland. 157 p. (VTT Tiedotteita - Research Notes; No. 2582).

Research output: Book/ReportReport

Open Access
2 Citations (Scopus)

Fatigue endurance of critical equipment (FATE): FATE summary report

Solin, J., Alhainen, J. & Karlsen, W., 2009, SAFIR2010: The Finnish Research Programme on Nuclear Power Plant Safety 2007-2010 : Interim Report . Espoo: VTT Technical Research Centre of Finland, p. 339-353 (VTT Tiedotteita - Research Notes; No. 2466).

Research output: Chapter in Book/Report/Conference proceedingChapter or book articleProfessional

Open Access

Fine-particle erosion and its incidence in pulp-handling components of the paper industry

Karlsen, W., 2006, In : Tribologia. 25, 2, p. 18-31

Research output: Contribution to journalArticle

1 Citation (Scopus)

Grain boundary segregation in a 24 dpa 304 stainless steel after post-irradiation annealing

Karlsen, W., 2011, Proceedings of the Enlarged Halden Programme Group Meeting 2011. Halden, Norway, 14 p.

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientific

Influence of Material, Environment and Strain Rate on Environmentally Assisted Cracking of Austenitic Nuclear Materials (DEFSPEED): Deformation localisation and EAC in inhomogeneous microstructures of austenitic stainless steels

Ehrnsten, U., Karlsen, W., Pakarinen, J., Saukkonen, T. & Hänninen, H., 2011, SAFIR2010: The Finnish Research Programme on Safety 2007-2010: Final Report. Espoo: VTT Technical Research Centre of Finland, p. 453-463 (VTT Tiedotteita - Research Notes; No. 2571).

Research output: Chapter in Book/Report/Conference proceedingChapter or book articleProfessional

Open Access

Influence of Material, Environment and Strain Rate on Environmentally Assisted Cracking of Austenitic Nuclear Materials (DEFSPEED): DEFSPEED summary report

Ehrnsten, U., Karlsen, W., Pakarinen, J., Ahonen, M., Kuivalainen, P., Ivanchenko, M., Saukkonen, T. & Hänninen, H., 2011, SAFIR2010: The Finnish Research Programme on Safety 2007-2010: Final Report. VTT Technical Research Centre of Finland, p. 440-452 (VTT Tiedotteita - Research Notes; No. 2571).

Research output: Chapter in Book/Report/Conference proceedingChapter or book articleProfessional

Open Access

Investigations on core basket bolts from a VVER 440 power plant

Ehrnsten, U., Pakarinen, J., Karlsen, W. & Keinänen, H., 2013, In : Engineering Failure Analysis. 33, p. 55-65 11 p.

Research output: Contribution to journalArticle

6 Citations (Scopus)

Localized deformation as a key precursor to initiation of intergranular stress corrosion cracking of austenitic stainless steels employed in nuclear power plants

Karlsen, W., Diego, G. & Devrient, B., 2010, In : Journal of Nuclear Materials. 406, 1, p. 138-151 14 p.

Research output: Contribution to journalArticleScientificpeer-review

45 Citations (Scopus)

Manifestations of DSA in austenitic stainless steels and inconel alloys (1-2013)

Ivanchenko, M., Yagodzinskyy, Y., Ehrnsten, U., Karlsen, W. & Hänninen, H., 2009, 20th International Conference on Structural Mechanics in Reactor Technology, SMiRT 20: Book of abstracts. Vuori, S. & Rintamaa, R. (eds.). VTT Technical Research Centre of Finland, Vol. 1. p. 57-59 (VTT Symposium; No. 256).

Research output: Chapter in Book/Report/Conference proceedingConference abstract in proceedingsScientific

Open Access

Microstructural Characterization of Irradiated Baffle Bolts Removed from a Finnish VVER and a French PWR

Pakarinen, J., Ehrnstén, U., Keinänen, H. & Karlsen, W., 2013, Proceeding of the 16th International Conference on Environmental Degradation of Materials in Nuclear power Systems : Water Reactors. Vol. 1-3. p. 994-1007

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientificpeer-review

Microstructural examination of zirconium alloys following in-pile creep testing in the HALDEN reactor

Anderson, K. R., Karlsen, W., Ivanchenko, M., Carter, J. J. & Smith, R. W., Jan 2019, In : Journal of Nuclear Materials. 513, p. 260-270 11 p.

Research output: Contribution to journalArticle

Microstructural manifestation of dynamic strain aging in AISI 316 stainless steel

Karlsen, W., Ivanchenko, M., Ehrnstén, U., Yagodzinskyy, Y. & Hänninen, H., 2009, In : Journal of Nuclear Materials. 395, 1-3, p. 156-161 6 p.

Research output: Contribution to journalArticle

48 Citations (Scopus)

Miniature autoclave and double bellows loading device for LWR and SCW m aterial testing at VTT: Calibration, testing and results

Moilanen, P., Penttilä, S. & Karlsen, W., 2014, Espoo: VTT Technical Research Centre of Finland. 27 p. (Lappeenranta University of Technology: Department of Information Technology. Research report, Vol. VTT-R-02142-14).

Research output: Book/ReportReport

Open Access
1 Citation (Scopus)

Observations of channel deformation in mildly-deformed, low-dose 304L austenitic stainless steel

Karlsen, W., Dohi, K. & Onchi, T., 2007, Proceedings: 13th International Conference on Environmental Degradation of Materials in Nuclear Power Systems, 2007. Vol. 1. p. 411-422

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientificpeer-review

4 Citations (Scopus)

Post-irradiation SCC investigations on highly-irradiated core internals component materials

Toivonen, A., Aaltonen, P., Karlsen, W., Ehrnstén, U., Massoud, J-P. & Boursier, J-M., 2006, 6th International Symposium on Contribution of Materials Investigations to Improve the Safety and Performance of LWRs: Proceedings. Vol. 1. p. 567-579

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientificpeer-review

Radiological laboratory commissioning (RADLAB)

Karlsen, W., 2017, SAFIR2018 - The Finnish Research Programme on Nuclear Power Plant Safety 2015-2018: Interim Report. VTT Technical Research Centre of Finland, p. 362-387 (VTT Technology, Vol. 294).

Research output: Chapter in Book/Report/Conference proceedingChapter or book articleProfessional

Open Access

TEM examination of the effect of post-irradiation annealing on 7.7 dpa AISI 304L stainless steel

Karlsen, W., Ivanchenko, M., Pakarinen, J. & Karlsen, T., 2014. 14 p.

Research output: Contribution to conferenceConference articleScientificpeer-review

TEM examination of the effect of post-irradiation annealing on 7.7 dpa AISI 304 stainless steel

Karlsen, W., Ivanchenko, M., Pakarinen, J. & Karlsen, T., 2014, Proceedings of Fontevraud 8. 11 p.

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientificpeer-review

25 Citations (Scopus)

The effect of prior cold-work on the deformation behavior of neutron irradiated AISI 304 austenitic stainless steel

Karlsen, W. & Van Dyck, S., 2009, Proceedings of the 14th International Conference on Environmental Degradation of Materials in Nuclear Power Systems. American Nuclear Society ANS, Vol. 2. p. 1371-1384

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientificpeer-review

The effect of prior cold-work on the deformation behaviour of neutron irradiated AISI 304 austenitic stainless steel

Karlsen, W. & Van Dyck, S., 2010, In : Journal of Nuclear Materials. 406, 1, p. 127-137 11 p.

Research output: Contribution to journalArticle

14 Citations (Scopus)

The new VTT Centre for nuclear safety

Karlsen, W., 2014, HOTLAB 2014: List of presentation. 18 p.

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientific

The new VTT hot cells

Karlsen, W. & Butze, F., 2015, HOTLAB 2015. 11 p. 020

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientific

Open Access

The VTT Centre for Nuclear Safety, up-grading Finnish nuclear safety research

Karlsen, W., 2016, In : ATS Ydintekniikka. 45, 3, p. 42-45

Research output: Contribution to journalArticle