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Wade Karlsen

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20052019

Research output per year

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Research Output

2005

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

2006

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)

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)

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

2007

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)
2009

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

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

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 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)

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

2010

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

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)
25 Citations (Scopus)

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)
2011

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)

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)

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)

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
2013

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

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)

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

2014

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

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

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

2015

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
2016

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

2017

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
2018
Open Access
Open Access
1 Citation (Scopus)
2019

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