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  • Anssi Laukkanen
2010

Characterization of true stress-strain behavior using optical monitoring

Andersson, T., Elers, L., Laukkanen, A. & Nevasmaa, P., 2010, Baltica VIII: Life Management and Maintenance for Power Plants. Espoo: VTT Technical Research Centre of Finland, Vol. 2. p. 221-232 (VTT Symposium; No. 265).

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

Open Access

Creep damage and long term life of steam line components: Case X20

Holmström, S., Auerkari, P., Salonen, J., Laukkanen, A., Rantala, J., Nikkarila, R. & Junttanen, J., 2010, Baltica VIII: Life Management and Maintenance for Power Plants. Espoo: VTT Technical Research Centre of Finland, Vol. 2. p. 154-166 (VTT Symposium; No. 265).

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

Open Access

Creep damage in X20CrMoV11-1: ex-service experience and a case study

Auerkari, P., Holmström, S., Salonen, J., Laukkanen, A. & Andersson, T., 2010, Espoo: VTT Technical Research Centre of Finland. 40 p. (VTT Tutkimusraportti; No. VTT-R-07168-10).

Research output: Book/ReportReport

Creep strain, damage and life prediction for welded 0.5CMV steel

Rantala, J., Auerkari, P., Holmström, S., Salonen, J. & Laukkanen, A., 2010, Baltica VIII: Life Management and Maintenance for Power Plants. Espoo: VTT Technical Research Centre of Finland, Vol. 2. p. 176-192 (VTT Symposium; No. 265).

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

Open Access

Fracture characteristics of new ultra-high-strength steel with yield strengths 900-960 MPa

Nevasmaa, P., Karjalainen-Roikonen, P., Laukkanen, A., Nykänen, T., Ameri, A., Björk, T., Limnell, T. & Kuoppala, J., 2010, Proceedings: 2nd International Conference Super-High Strength Steels (SHSS), Peschiera del Garda, 17-20 October 2010. Milano: Associazione Italiana di Metallurgia AIM, 14 p.

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

Influence of weld strength mis-match on failure behaviour of strain hardened austenitic stainless steel

Nevasmaa, P., Laukkanen, A., Sirén, M., Somani, M. & Karjalainen, P., 2010, Proceedings: 2nd International Conference Super High Strength Steels (SHSS), Peschiera del Garda (Verona), Italy, 17 - 20.10.2010. Associazione Italiana di Metallurgia AIM, 12 p.

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

Influence of weld strength mis-match on failure behaviour of strain hardened austentic stainless steel

Nevasmaa, P., Laukkanen, A., Andersson, T. & Sirén, M., 2010. 12 p.

Research output: Contribution to conferenceConference articleProfessional

Mechanical performance and life prediction for canister copper

Rantala, J., Auerkari, P., Salonen, J., Holmström, S., Laukkanen, A. & Saukkonen, T., 2010, Baltica VIII: Life Management and Maintenance for Power Plants. Espoo: VTT Technical Research Centre of Finland, Vol. 1. p. 151-162 (VTT Symposium; No. 264).

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

Open Access

Tosi-jännitys-venymä-käyrien määrittäminen ARAMIS-laitteistolla

Elers, L., Laukkanen, A. & Nevasmaa, P., 2010, Espoo: VTT Technical Research Centre of Finland. 9 p. (VTT Tutkimusraportti; No. VTT-R-00743-10).

Research output: Book/ReportReport

Ultralujan, suorakarkaistun Optim 960 QC ohutlevyteräksen lujuus- ja sitkeyskäyttäytyminen

Nevasmaa, P., Karjalainen-Roikonen, P., Laukkanen, A. & Kuoppala, J., 2010, In : Hitsaustekniikka. 60, 3, p. 4-15

Research output: Contribution to journalArticleScientific

2011

Cohesive zone modeling of initiation and propagation of multiple cracks in hard thin surface coatings

Laukkanen, A., Holmberg, K., Ronkainen, H. & Wallin, K., 2011, In : Journal of ASTM International. 8, 1, p. 1-21 21 p.

Research output: Contribution to journalArticleScientificpeer-review

6 Citations (Scopus)

Fracture Assessment of Reactor Circuit (FRAS): Advanced numerical fracture assessment methods

Laukkanen, A., Kuutti, J., Andersson, T. & Karjalainen-Roikonen, P., 2011, SAFIR2010: The Finnish Research Programme on Safety 2007-2010: Final Report. Espoo: VTT Technical Research Centre of Finland, p. 430-439 (VTT Tiedotteita - Research Notes; No. 2571).

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

Open Access

Fracture Assessment of Reactor Circuit (FRAS): FRAS summary report

Karjalainen-Roikonen, P., Calonius, K., Timperi, A., Cronvall, O., Keinänen, H., Kuutti, J., Kaunisto, K., Laukkanen, A., Elers, L., Valo, M., Lappalainen, P., Planman, T. & Pekka, N., 2011, SAFIR2010: The Finnish Research Programme on Safety 2007-2010: Final Report. Espoo: VTT Technical Research Centre of Finland, p. 414-429 (VTT Tiedotteita - Research Notes; No. 2571).

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

Open Access

Influence of weld undermatching strength (mis-match) on limit load and failure behavior of strain hardened austenitic stainless steel

Nevasmaa, P., Laukkanen, A. & Sirén, M., 2011, Proceedings: 7th European Stainless Steel Conference - Science and Market, Como, Italy 21 - 23.9.2011. Associazione Italiana di Metallurgia AIM, 33

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

The Effect of Coating Characteristics on the Tribological Performance of a-C:H and ta-C Films: (Keynote Lecture)

Ronkainen, H., Holmberg, K., Laukkanen, A., Andersson, T., Kano, M., Horiuchi, T., Watanabe, T., Suzuki, T., Kumagai, M. & Taki, M., 2011.

Research output: Contribution to conferenceConference articleScientificpeer-review

2012

Creep damage and long term life of steam line components: Case X20

Holmström, S., Auerkari, P., Salonen, J., Laukkanen, A., Rantala, J., Nikkari, R. & Junttanen, J., 2012. 16 p.

Research output: Contribution to conferenceConference articleScientific

Creep performance of OFP copper for the overpack of repository canisters

Rantala, J., Auerkari, P., Salonen, J., Holmström, S., Laukkanen, A. & Saukkonen, T., 2012.

Research output: Contribution to conferenceConference articleScientific

High temperature damage as an indicator of operating conditions and residual creep life

Auerkari, P., Salonen, J., Holmström, S., Laukkanen, A., Laaksonen, L., Mäkinen, S., Väänänen, V. & Nikkarila, R., 2012, proceedings of the 12th International Conference on Creep and Fracture of Engineering Materials and Structures, JIMIS 11. Sendai, Japan: Japan Institute of Metals (JIM), p. 1-4

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

Library and wrapper for synthetic microstructures of polycrystalline and composite materials

Laukkanen, A., 2012, Espoo: VTT Technical Research Centre of Finland. 18 p. (VTT Research Report; No. VTT-R-00214-12).

Research output: Book/ReportReport

NULIFE Project Cabinet RPV Assessment under Consideration of Constraint and Warm Pre-Stress Effects

Obermeier, F., Nicak, T., Keim, E., Fekete, T., Scibetta, M., Planman, T., Laukkanen, A., Carcía, C. C-F. & Sattari-Far, I., 2012, 3rd International Conference on NPP Life Management (PLIM) for Long Term Operations (LTO). International Atomic Energy Agency IAEA, 5 p.

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

Open Access

The effect of coating characteristics on the coating performance of a-C:H and ta-C films

Ronkainen, H., Holmberg, K., Laukkanen, A., Andersson, T., Kano, M., Horiuchi, T., Wakabayashi, T., Suzuki, T., Kumagai, M. & Taki, M., 2012.

Research output: Contribution to conferenceConference articleScientificpeer-review

The effect of coating characteristics on the coating performance of a-C:H and ta-C films (Keynote Lecture)

Ronkainen, H., Holmberg, K. & Laukkanen, A., 2012, Abstracts: 13th International Conference on Plasma Surface Engineering, PSE 2012.

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

The effect of coating properties on the performance of a-C:H and ta-C films

Ronkainen, H., Holmberg, K., Laukkanen, A., Andersson, T., Kano, M., Horiuchi, T. & Suzuki, T., 2012, In : Tribologia. 31, 3-4, p. 3-10 8 p.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
2 Citations (Scopus)

Wear models

Holmberg, K. & Laukkanen, A., 2012, Handbook of Lubrication and Tribology: Theory and Design. Bruce, R. W. (ed.). Second ed. CRC Press, Vol. II. p. 1-21

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

2013

ALD membrane strength measurement with a stylus profilometer

Gao, F., Puurunen, R., Laukkanen, A., Kilpi, L., Ronkainen, H. & Kiihamäki, J., 2013.

Research output: Contribution to conferenceConference PosterScientific

Creep damage and long term life modelling of an X20 steam line component

Auerkari, P., Salonen, J., Holmström, S., Laukkanen, A., Rantala, J. & Nikkarila, R., 2013, In : Engineering Failure Analysis. 35, p. 508-515 7 p.

Research output: Contribution to journalArticleScientificpeer-review

5 Citations (Scopus)

Creep life simulations of EB welded copper overpack

Holmström, S., Laukkanen, A. & Andersson, T., 2013, Posiva. 30 p. (Posiva Working Report; No. 2012-96).

Research output: Book/ReportReport

Open Access

Creep properties of Zircaloy-4 for nuclear fuel cladding FEA simulation

Holmström, S., Andersson, T., Tulkki, V. & Laukkanen, A., 2013, Baltica IX. International Conference on Life Management and Maintenance for Power Plants - Abstracts. Auerkari, P. & Veivo, J. (eds.). Espoo: VTT Technical Research Centre of Finland, p. 46 (VTT Technology; No. 107).

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

Open Access

Creep properties of Zircaloy-4 for nuclear fuel cladding FEA simulation

Holmström, S., Andersson, T., Tulkki, V. & Laukkanen, A., 2013, Baltica IX. International Conference on Life Management and Maintenance for Power Plants. Auerkari, P. & Veivo, J. (eds.). Espoo: VTT Technical Research Centre of Finland, p. 302- 17 (VTT Technology; No. 106).

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

Open Access

Finite element analysis of coating adhesion failure in pre-existing crack field

Holmberg, K., Laukkanen, A., Ronkainen, H. & Wallin, K., 2013, In : Tribology: Materials, Surfaces & Interfaces. 7, 1, p. 42-51 9 p.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
2 Citations (Scopus)

High velocity particle impactor: Modeling and experimental verification of impact wear tests

Apostol, M., Kuokkala, V-T., Laukkanen, A., Holmberg, K., Waudby, R. & Lindroos, M., 2013, Proceedings: 5th World Tribology Congress, WTC 2013. Vol. 1-4. 399

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

3 Citations (Scopus)

Modeling and testing of elastomer impact wear under high strain rates

Kivikytö-Reponen, P., Laukkanen, A., Waudby, R., Andersson, T., Helle, A., Apostol, M., Valtonen, K. & Kuokkala, V-T., 2013, (Unpublished).

Research output: Contribution to conferenceOther conference contributionScientific

Modelling of friction and structural transformations in diamong-like carbon coating

Ronkainen, H., Laukkanen, A. & Holmberg, K., 2013, Multiscale modelling and design for engineering application. Laitinen, T. & Wallin, K. (eds.). Espoo: VTT Technical Research Centre of Finland, p. 47-62 (VTT Technology; No. 77).

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

Open Access

Multiscale modelling of engineering materials

Laukkanen, A., Holmberg, K. & Wallin, K., 2013, Multiscale modelling and design for engineering application. Laitinen, T. & Wallin, K. (eds.). Espoo: VTT Technical Research Centre of Finland, p. 9-17 (VTT Technology; No. 77).

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

Open Access

Performance of copper overpack for repository canisters

Rantala, J., Auerkari, P., Holmström, S., Laukkanen, A. & Andersson, T., 2013, Baltica IX. International Conference on Life Management and Maintenance for Power Plants - Abstracts. Auerkari, P. & Veivo, J. (eds.). Espoo: VTT Technical Research Centre of Finland, p. 56 (VTT Technology; No. 107).

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

Open Access

Performance of copper overpack for repository canisters

Rantala, J., Auerkari, P., Holmström, S., Laukkanen, A. & Andersson, T., 2013, Baltica IX. International Conference on Life Management and Maintenance for Power Plants. Auerkari, P. & Veivo, J. (eds.). Espoo: VTT Technical Research Centre of Finland, p. 378-394 (VTT Technology; No. 106).

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

Open Access

The effect of coating characteristics on the performance of a-C:H and ta-C coatings

Ronkainen, H., Laukkanen, A., Holmberg, K., Kano, M., Horiuchi, T. & Suzuki, T., 2013, Proceedings: 5th World Tribology Congress, WTC 2013. Vol. 1. p. 161-164 4 p.

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

Tribological testing and modeling of elastomeric materials

Vaajoki, A., Laukkanen, A., Waudby, R., Kivikytö-Reponen, P., Valtonen, K. & Kuokkala, V-T., 2013, p. 20 .

Research output: Contribution to conferenceConference articleScientific

2014

Building a high temperature corrosion and erosion model for thermal spray coatings

Metsäjoki, J., Oksa, M., Vaari, J., Penttilä, K. & Laukkanen, A., 2014, (Submitted) Conference Abstracts (Including manuscripts on CD-ROM). Düsseldorf, p. 836-840

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

Computational modelling based wear resistance analysis of thick composite coatings

Holmberg, K., Laukkanen, A., Ghabchi, A., Rombouts, M., Turunen, E., Waudby, R., Suhonen, T., Valtonen, K. & Sarlin, E., 2014, In : Tribology International. 72, p. 13-30

Research output: Contribution to journalArticleScientificpeer-review

28 Citations (Scopus)

Lifing of high temperature plant: deterministic and probabilistic methods

Auerkari, P., Pohja, R., Yli-Olli, S., Rantala, J. & Laukkanen, A., 2014, VTT Technical Research Centre of Finland. 21 p. (VTT Research Report; No. VTT-R-00753-14).

Research output: Book/ReportReport

Material integrity of welded copper overpack: Annual report 2013

Rantala, J., Salonen, J., Auerkari, P., Laukkanen, A., Andersson, T., Raunio, M., Holmström, S. & Saukkonen, T., 2014, Espoo: VTT Technical Research Centre of Finland. 21 p. (VTT Research Report; No. VTT-R-01173-14).

Research output: Book/ReportReport

Modelling and testing of elastomer impact deformation under high strain rates

Kivikytö-Reponen, P., Laukkanen, A., Apostol, M., Waudby, R., Andersson, T., Helle, A., Valtonen, K. & Kuokkala, V-T., 2014, In : Tribology: Materials, Surfaces & Interfaces. 8, 1, p. 48-54

Research output: Contribution to journalArticleScientificpeer-review

1 Citation (Scopus)

Multiscale modelling of microstructural defects and influence on mechanical properties and wear resistance of thermal spray coatings

Laukkanen, A., Varis, T., Suhonen, T., Metsäjoki, J., Andersson, T. & Laitinen, T., 2014, ITSC 2014 proceedings. p. 568-571

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

Sustainable material design aspects through WC/Co substitution case study

Karhu, M., Laukkanen, A., Pinomaa, T., Andersson, T. & Kivikytö-Reponen, P., 2014, Minerals in Circular Economy: Book of abstracts. VTT Technical Research Centre of Finland, p. 60-61 (VTT Technology; No. 192).

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

Open Access

Tribological Testing and Modeling of Elastomeric Materials

Vaajoki, A., Laukkanen, A., Waudby, R., Kivikytö-Reponen, P., Valtonen, K. & Kuokkala, V-T., 2014, In : Key Engineering Materials. 604, p. 87-90

Research output: Contribution to journalArticleScientificpeer-review

Wear modeling and material testing of elastomers

Kivikytö-Reponen, P., Laukkanen, A., Valtonen, K. & Apostol, M., 2014, In : Kumiviesti. 1, p. 27-29 3 p.

Research output: Contribution to journalArticleProfessional

Wear resistance optimisation of composite coatings by computational microstructural modelling

Holmberg, K., Laukkanen, A., Turunen, E. & Laitinen, T., 2014, In : Surface and Coatings Technology. 247, p. 1 - 13

Research output: Contribution to journalArticleScientificpeer-review

27 Citations (Scopus)