Leena Carpen

  • Phone+358503767404
1986 …2020

Research output per year

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Research Output

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Conference article in proceedings
2019

The microbial processes affecting the integrity of copper canister in geological repository of nuclear waste

Rajala, P., Isotahdon, E., Bomberg, M. & Carpen, L., Mar 2019, NACE International Corrosion Conference and Expo 2019. C2019. (NACE - International Corrosion Conference Series).

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

2018

Microbially induced corrosion in fire fighting systems - experience and remedies

Ehrnstén, U., Carpén, L. & Tompuri, K., 2018, Proceedings of the 18th International Conference on Environmental Degradation of Materials in Nuclear Power Systems – Water Reactors . Wright, M., Paraventi, D. & Jackson, J. H. (eds.). Springer, p. 831-840 10 p. (Minerals, Metals and Materials Series, Vol. Part F11).

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

2017

Corrosion Behavior of Copper in Simulated Anoxic Groundwater Inoculated with Sulfate Reducing Bacteria and Methanogens

Carpén, L., Huttunen-Saarivirta, E., Rajala, P. & Bomberg, M., 1 Jan 2017, Corrosion Conference and Expo 2017. Vol. 5. p. 3686-3700 15 p. (NACE - International Corrosion Conference Series, Vol. 5).

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

1 Citation (Scopus)

Corrosion of stainless steels AISI 304 and AISI 316 induced by sulfate reducing bacteria in anoxic groundwater

Rajala, P., Bomberg, M., Huttunen-Saarivirta, E. & Carpén, L., 1 Jan 2017, Corrosion Conference and Expo 2017. Vol. 5. p. 3701-3712 (NACE - International Corrosion Conference Series).

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

1 Citation (Scopus)

Microbially induced corrosion (MIC) of carbon steel and stainless steels grades EN 1.4301 and EN 1.4432 in deep bedrock environment

Huttunen-Saarivirta, E., Rajala, P. & Carpén, L., 1 Jan 2017, European Corrosion Congress (EUROCORR 2017) and 20th International Corrosion Congress and Process Safety Congress 2017: Corrosion Control for Safer Living. Frankfurt am Main, Vol. 4. p. 2284-2301

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

The effect of hypochlorite treatment on stainless steel performance and fouling in cooling water cycles

Rajala, P., Marja-aho, M. & Carpén, L., 1 Jan 2017, Proceedings of the Eurocorr 2017. European Federation of Corrosion EFC

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

2016

Corrosion and biofouling on stainless steels in Baltic sea water environment: a cooling water pilot study

Raunio, M., Rajala, P., Priha, O., Huttunen-Saarivirta, E. & Carpén, L., 2016, Baltica X: International Conference on Life Management and Maintenance for Power Plants. Auerkari, P. (ed.). Espoo: VTT Technical Research Centre of Finland, 17 p. (VTT Technology, Vol. 261).

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

Open Access

Microbially induced corrosion of copper in simulated anoxic groundwater

Carpén, L., Rajala, P. & Bomberg, M., 2016, Eurocorr 2016 proceedings. 11 p.

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

Open Access
1 Citation (Scopus)
2015

Real-Time Electrochemical Measurements of Carbon Steel in Ground Water with Sulfate Reducing Bacteria Enrichment

Carpén, L., Rajala, P. & Bomberg, M., 2015, WM2015 Conference Proceedings. 8 p. 15604

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

Open Access
2014

Corrosion of copper in anaerobic groundwater in the presence of SRB

Carpen, L., Rajala, P. & Bomberg, M., 2014, Proceedings of the 19th ICC.

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

2012

Accelerated corrosion of carbon steel and zinc in oxygen-free groundwater: Due to the microbiological activity?

Carpén, L., Maukonen, J. & Salo, S., 2012, Proceedings of a Corrosion Conference and Expo 2012. 14 p.

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

3 Citations (Scopus)
2009

Unexpected corrosion of stainless steel in low chloride waters - microbial aspects

Hilbert, L., Carpen, L., Moller, P., Fontenay, F. & Mathiesen, T., 2009, Proceedings of the Eurocorr 2009. Nice, FR: European Federation of Corrosion EFC, 16 p.

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

2008

A case study on corrosion of stainless steel in firewater mains

Carpén, L. & Ohligschläger, T., 2008, 6th European stainless steel conference: Science and market. Jernkontoret, p. 129-136

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

Open Access

A tool and methods for predicting pitting corrosion risk of stainless steels in evaporated conditions

Carpén, L., Pohjanne, P., Kinnunen, P., Sarpola, A., Riihimäki, M., Rämö, J. & Hakkarainen, T., 2008, 6th European stainless steel conference: Science and market. Jernkontoret, p. 69-74

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

2007

Localized corrosion risk of stainless steels under evaporative conditions

Carpén, L., Kinnunen, P., Pohjanne, P., Sarpola, A., Riihimäki, M., Rämö, J. & Hakkarainen, T., 2007, Proceedings of a Corrosion Conference and Expo (CORROSION 2007). Houston, Vol. 1. p. 557-567 07197

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

Stainless Steel Pitting in Chloride-sulphate Solutions: The role of Cations

Pohjanne, P., Carpén, L., Kinnunen, P., Rämö, J., Sarpola, A., Riihimäki, M. & Hakkarainen, T., 2007, Proceedings of a Corrosion Conference and Expo (CORROSION 2007). Vol. 1. p. 568-580 07198

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

2006

Corrosion risk prediction of stainless steel structures

Carpen, L., Pohjanne, P., Kinnunen, P. & Hakkarainen, T., 2006, Applied Material Research at VTT: Symposium on Applied Materials. Ritschkoff, A-C., Koskinen, J. & Paajanen, M. (eds.). Espoo: VTT Technical Research Centre of Finland, p. 289-298 (VTT Symposium; No. 244).

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

2005

Susceptibility of EN 1.4301 stainless steel to pitting corrosion in concentrated solutions

Kinnunen, P., Carpén, L., Hakkarainen, T., Sarpola, A., Riihimäki, M., Rämö, J. & Pohjanne, P., 2005, Proceedings - EUROCORR 2005, the European Corrosion Congress. 10 p. (European Federation of Corrosion Publications, Vol. 273).

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

2004

Surface contamination on stainless steel in paper machine environment

Carpén, L., Papula, S., Leino, T., Pohjanne, P., Stenius, P. & Hänninen, H., 2004, 11th International Symposium on Corrosion in the Pulp & Paper Industry. TAPPI Press, p. 29 - 45

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

1 Citation (Scopus)
2001

Laboratory simulator for splash zone biofouling and corrosion in paper machine environment

Carpen, L., Raaska, L., Kujanpää, K., Mattila, K., Uutela, P., Salkinoja-Salonen, M. & Hakkarainen, T., 2001, 10th International Symposium on Corrosion in the Pulp and Paper Industry (10th ISCPPI). Helsinki, 21 - 24 August 2001: Volume 2. Hakkarainen, T. (ed.). Espoo: VTT Technical Research Centre of Finland, p. 587-598 (VTT Symposium; No. 215).

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

Microbially induced corrosion (MIC) in austenitic stainless steel used as fire extinguishing pipes

Carpen, L., Ehrnstén, U., Raaska, L., Kujanpää, K. & Hakkarainen, T., 2001, Congress proceedings - EUROCORR 2001, the European Corrosion Congress. Associazione Italiana di Metallurgia AIM

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

Simulation of MIC at splash zone areas of the paper industry

Carpen, L., Hakkarainen, T., Raaska, L., Kujanpää, K., Mattila, K., Uutela, P. & Salkinoja-Salonen, M., 2001, Proceedings of the CORROSION/2001 Research Topical Symposium. cd-rom ed. 16 p. 01245

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

2 Citations (Scopus)
2000

Micro-organisms involved in corrosion initiation of stainless steels

Raaska, L., Carpen, L. & Hakkarainen, T., 2000, Proceedings of 15th ICCCS International Symposium and 31st R3-Nordic Symposium on Contamination Control, Copenhagen, 14 - 18 May 2000. Copenhagen, p. 260 - 270

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

1999

Biofilm formation and corrosion of stainless steel

Raaska, L. & Carpen, L., 1999, Biofilms: The Good, the Bad and the Ugly: Contributions Made at the Fourth Meeting of the Biofilm Club Held at Gregynog Hall, Powys, 18-20 September, 1999. Wimpenny, J. W. T. (ed.). University of Michigan, p. 355-357

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

Effects of biofilm formation on the electrochemical behavior of AISI 304 SS in board machine environment

Carpen, L., Raaska, L. & Hakkarainen, T., 1999, Proceedings of Corrosion/99 Research Topical Symposium. Houston, 19 p. 165

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

2 Citations (Scopus)

Microbially induced corrosion of stainless steels in technical applications involving natural water

Carpen, L., 1999, EUR 19105. COST 520. Biofouling and Materials, second workshop. Sion, 9 - 12 June 1999. Weber, J. & Sand, W. (eds.). p. 167-172

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

Microbiologically induced corrosion of stainless steels in paper machines

Carpen, L., 1999, 30th R3-Nordic Contamination Control Symposium: Helsinki, Finland, May 30 - June 2, 1999. Virtanen, G., Salo, S. & Mikkola, A. (eds.). Espoo: VTT Technical Research Centre of Finland, p. 153-162 (VTT Symposium; No. 193).

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

1997

Electrochemical and microbiological characterization of biofilm formation on stainless steels in Baltic seawater

Carpen, L., Raaska, L., Mattila, K., Salkinoja-Salonen, M. & Hakkarainen, T., 1997, Proceedings of the Corrosion/97 Research Topical Symposia. 15 p. 229

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

1 Citation (Scopus)

Laboratory simulation with natural bacteria populations

Carpen, L., Raaska, L., Mattila, K., Salkinoja-Salonen, M. & Hakkarainen, T., 1997, Aspects of Microbially Induced Corrosion papers from EUROCORR '96 and The EFC Working Party on Microbial Corrosion. European Federation of Corrosion EFC, p. 113 - 122 (European Federation of Corrosion Publications; No. 22).

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

1996

Biofilm formation and electrochemical behaviour of stainless steels in Baltic sea

Carpen, L., Hakkarainen, T. & Raaska, L., 1996, Future prospects of biofouling and biocides. Virtanen, G., Raaska, L., Salkinoja-Salonen, M. & Mattila-Sandholm, T. (eds.). Espoo: VTT Technical Research Centre of Finland, p. 49-50 2 p. (VTT Symposium; No. 165).

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

Laboratory simulations with natural bacteria populations

Carpen, L., Raaska, L., Mattila, K., Salkinoja-Salonen, M. & Hakkarainen, T., 1996, Proceedings of Eur0corr '96. Paris, 4 p.

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

Simulation of biofilm growth on stainless steel in a marine mesocosm

Mattila, K., Salkinoja-Salonen, M., Carpen, L. & Hakkarainen, T., 1996, Future prospects of biofouling and biocides. Wirtanen, G., Raaska, L., Salkinoja-Salonen, M. & Mattila-Sandholm, T. (eds.). Espoo: VTT Technical Research Centre of Finland, p. 55-55 (VTT Symposium; No. 165).

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

1995

Microbially induced corrosion of stainless steels in the Baltic seawater

Carpen, L., Raaska, L., Salkinoja-Salonen, M. & Hakkarainen, T., 1995, Proceedings of International Conference on Microbially Influenced Corrosion. New Orleans, Louisiana, 8 - 10 May 1995. Angell, P. (ed.). Houston, p. 11/1 - 11/13 13 p.

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

Studying localized corrosion with surface sensitive methods

Ehrnsten, U., Varjonen, O., Likonen, J. & Carpen, L., 1995, Proceedings of the International Metallography Conference, Colmar, France, 10-12 May 1995. ASM International, 5 p.

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

Thiosulphate pitting of molybdenum alloyed stainless steel (SS2343) in chloride sulphur environments

Varjonen, O., Carpen, L. & Ehrnsten, U., 1995, 8th International Symposium on Corrosion in the Pulp and Paper Industry. Stockholm, Sweden, 16 - 19 May 1995. Stockholm, p. 254-262

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

1994

Surface films and corrosion of stainless steels in sulphur containing paper mill environments

Aho-Mantila, I., Salonen, T., Varjonen, O., Carpen, L., Ehrnsten, U., Likonen, J. & Saario, T., 1994, Surface technology programme. Espoo: VTT Technical Research Centre of Finland, p. 81-101 (VTT Symposium; No. 140).

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

1990

The microcomputer as a corrosion expert

Hakkarainen, T., Carpen, L. & Hakkarainen, T., 1990, Proceedings of NACE International Symposium on Corrosion Prevention in Process Industries. Parkins, R. (ed.). Houston, p. 348-357

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

1988

Microcomputer as corrosion expert: an approach by corrosion specialists

Hakkarainen, T., Carpen, L. & Hakkarainen, T., 1988, Proceedings of the 43rd NACE Annual Conference. p. 9

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

The microcomputer as a corrosion expert

Hakkarainen, T., Carpen, L. & Hakkarainen, T., 1988, Proceedings of NACE International Symposium on Corrosion Prevention in Process Industries. 14 p.

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

1986

Evaluation of dezincification resistance of brasses with an electrochemical method

Mäkipää, M., Muttilainen, E., Hakkarainen, T. & Carpen, L., 1986, Proceedings - 11th Scandinavian Corrosion Congress, Ullanhaug, Stavanger, June 19 - 21, 1989. Stockholm, p. 381-385

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