Jukka Ketoja

2022

Lignin interdiffusion - a mechanism behind improved wet strength

Joelsson, T., Mattsson, A., Ketoja, J. A., Pettersson, G. & Engstrand, P., 29 Aug 2022, Advances in Pulp and Paper Research, Cambridge 2022: Transactions of the 17th Fundamental Research Symposium. Coffin, D. W. & Batchelor, W. J. (eds.). Pulp & Paper Fundamental Research Society, Vol. 1. p. 105-118

Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review

Mean-field approach to compression of thick porous fibre networks

Ketoja, J. A., Paunonen, S., Pääkkönen, E., Pöhler, T., Turpeinen, T., Miettinen, A., Mäkinen, T., Koivisto, J. & Alava, M., 31 Aug 2022, Advances in Pulp and Paper Research, Cambridge 2022: Transactions of the 17th Fundamental Research Symposium. Coffin, D. W. & Batchelor, W. J. (eds.). Pulp & Paper Fundamental Research Society, Vol. 1. p. 371-388

Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review

Open Access

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New tools to study water interactions of microfibril bundles: Molecular modelling based on nanoscale characterization

Paajanen, A., Penttilä, P., Zitting, A. & Ketoja, J. A., 1 Sept 2022, Advances in Pulp and Paper Research, Cambridge 2022: Transactions of the 17th Fundamental Research Symposium. Coffin, D. W. & Batchelor, W. J. (eds.). Pulp & Paper Fundamental Research Society, Vol. 1. p. 483-494

Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review

Open Access

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49 Downloads (Pure)

The relation between bubble-fibre interaction and material properties in foam forming

Ketola, A., Hjelt, T., Lappalainen, T., Pajari, H., Tammelin, T., Salminen, K., Lee, K.-Y., Rojas, O. J. & Ketoja, J. A., 29 Aug 2022, Advances in Pulp and Paper Research, Cambridge 2022: Transactions of the 17th Fundamental Research Symposium. Coffin, D. W. & Batchelor, W. J. (eds.). Pulp & Paper Fundamental Research Society, Vol. 1. p. 65-84

Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review

Open Access

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64 Downloads (Pure)

2020

General mean-field theory to describe compression of thick porous fibre networks

Ketoja, J. A., Paunonen, S., Pääkkönen, E., Pöhler, T., Mäkinen, T., Koivisto, J. & Alava, M., 1 Sept 2020, Progress in Paper Physics Seminar : Abstract book of the PPPS2020 seminar. Kouko, J., Lehto, J. & Tuovinen, T. (eds.). Helsinki: VTT Technical Research Centre of Finland, p. 55-58 (VTT Technology; No. 378).

Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review

Open Access

Lightweight materials by tailoring foam-fiber interactions

Ketola, A., Xiang, W., Hjelt, T., Lappalainen, T., Pajari, H., Tammelin, T., Rojas, O. J. & Ketoja, J. A., 1 Sept 2020, Progress in Paper Physics Seminar: Abstract book of the PPPS2020 seminar . Kouko, J., J. L. & Tuovinen, T. (eds.). VTT Technical Research Centre of Finland, p. 105-108 (VTT Technology; No. 378).

Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review

Open Access

Twisting in the hierarchical fibre structure and its effects on bound water

Paajanen, A., Ceccherini, S., Maloney, T. & Ketoja, J., 1 Sept 2020, Progress in Paper Physics Seminar: Abstract book of the PPPS2020 seminar. Kouko, J., Lehto, J. & Tuovinen, T. (eds.). VTT Technical Research Centre of Finland, p. 165-168 (VTT Technology; No. 378).

Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review

Open Access

Wet strength properties of foam formed fiber materials

Seppänen, T., Ketoja, J., Pöhler, T. & Pääkkönen, E., 1 Sept 2020, Progress in Paper Physics Seminar: Abstract book of the PPPS2020 seminar. Kouko, J., Lehto, J. & Tuovinen, T. (eds.). VTT Technical Research Centre of Finland, p. 281-283 (VTT Technology; No. 378).

Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review

Open Access

2019

Deformation dynamics in creasing and folding of board

Turpeinen, T., Tanaka, A., Suontausta, O. & Ketoja, J. A., 8 May 2019, Paper Conference and Trade Show, PaperCon 2019. TAPPI Press, p. 1373-1381 9 p.

Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review

Unique compression behavior of foam-formed sheets in wet pressing and calendering

Järvinen, M., Pihko, R., Nurminen, I. & Ketoja, J., 8 May 2019, Proceedings of the International Paper Physics Conference (PaperCon 2019). TAPPI Press, p. 181-194 14 p.

Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review

2 Citations (Scopus)

2018

Towards nanoenabled bio-based future solutions by foam technologies

Torvinen, K., Heikkilä, P., Lappalainen, T., Jetsu, P., Forsström, U. & Ketoja, J., 1 Jan 2018, International Conference on Nanotechnology for Renewable Materials 2018. TAPPI Press, Vol. 1. p. 124-135

Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review

2017

Interaction of cellulose fibres with aqueous foam

Ketola, A., Hjelt, T., Pajari, H., Lappalainen, T., Tammelin, T. & Ketoja, J., 2017, Cellulose Materials Doctoral Students Conference 2017. Hirn, U. (ed.). Graz: Graz University of Technology, p. 99-100

Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific

Maintaining bulk of foam formed structures in pressing and calendering

Pihko, R., Ketoja, J. & Nurminen, I., 1 Jan 2017, Paper Conference and Trade Show, PaperCon 2017: Renew, Rethink, Redefine the Future. TAPPI Press, Vol. 1. p. 563-570 8 p.

Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review

2015

The effect of physical adhesion promotion treatments on interfacial adhesion in cellulose-epoxy

Siljander, S., Lehmonen, J., Tanaka, A., Ketoja, J., Heikkilä, P., Putkonen, M., Lahti, J., Sarlin, E. & Vuorinen, J., 2015, Proceedings of 20th International Conference on Composite Material. Thomsen, O. T., Berggreen, C. & Sørensen, B. F. (eds.). Aalborg: Aalborg University, 10 p. 3408-1

Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific

Open Access

1 Citation (Scopus)

2014

Design driven world of cellulose-from bulk to luxury?

Qvintus, P., Kataja, K., Heikkilä, P., Salmela, J., Lehmonen, J., Ketoja, J., Hänninen, T., Harlin, A., Härkäsalmi, T., Vuorinen, J. & Vuorinen, T., Jan 2014, Fibre Value Chain Conference and Expo 2014: Pulp and Paper Bioenergy Bioproducts. Appita, p. 67-74

Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review

2013

Micro-rheology of nanocellulose suspensions with smoothed particle hydrodynamics simulations

Vidal, D., Al-Qararah, A., Ketoja, J. & Uesaka, T., 2013, Tappi International Conference on Nanotechnology for Renewable Materials 2013. TAPPI Press, p. 630-639

Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review

1 Citation (Scopus)

2011

Nano fibrillated cellulose as a strength additive in filler-rich SC paper

Torvinen, K., Helin, T., Kiiskinen, H., Hellén, E., Hohenthal, C. & Ketoja, J., 2011, TAPPI International Conference on Nanotechnology for Renewable Materials 2011. TAPPI Press, p. 260-270

Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review

6 Citations (Scopus)

2010

Modeling structural and mechanical properties of nanocellulose aerogels

Sorvari, J., Ketoja, J., Kulachenko, A., Sievänen, J., Hentze, H.-P., Kallonen, A., Peura, M. & Serimaa, R., 2010, Proceedings of the 2010 Progress in Paper Physics Seminar. Pointe-Claire, Canada

Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific

Multi-scale modeling environment for nanocellulose applications

Ketoja, J., Hellén, E. K. O., Lappalainen, J., Kulachenko, A., Puisto, A., Alava, M., Penttilä, A., Lumme, K., Paavilainen, S., Róg, T., Vattulainen, I., Vidal, D. & Uesaka, T., Dec 2010, International Conference on Nanotechnology for the Forest Products Industry 2010. TAPPI Press, p. 731-758 28 p.

Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review

New simulation approach to mechanical properties of nanocellulose aerogels

Sorvari, J., Ketoja, J., Beletski, N., Sievänen, J., Hentze, H.-P., Kallonen, A., Peura, M. & Serimaa, R., 2010, International Conference on Nanotechnology for the Forest Products Industry 2010. TAPPI Press, Vol. 2. p. 759-776

Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review

2009

Wet Web Rheology on a Paper Machine

Tanaka, A., Asikainen, J. & Ketoja, J. A., 2009, Advances in Pulp and Paper Research, Oxford 2009. I’Anson, S. J. (ed.). Pulp & Paper Fundamental Research Society, p. 577-595 19 p.

Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review

2007

Creep of wet paper

Ketoja, J., Tanaka, A., Asikainen, J. & Lehti, S., 2007, 61st Appita Annual Conference & Exhibition: Incorporating 2007 International Paper Physics Conference. Batchelor, W. (ed.). Victoria, Australia: Appita, p. 179-183 5 p.

Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review

2003

Blade coating with free jet applicator: Modeling and experiments

Pajari, H., Mansikka-Aho, J., Ketoja, J. & Bousfield, D. W., 3 Nov 2003, Proceedings of the 2003 TAPPI 8th Advanced Coating Fundamentals Symposium. TAPPI Press, p. 65-82 18 p.

Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review

4 Citations (Scopus)

Measurement of Paper Rheology at Varied Moisture Contents

Lehti, S. T., Ketoja, J. A. & Niskanen, K. J., 20 Nov 2003, International Paper Physics Conference 2003: Proceedings. p. 57-60 4 p.

Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review

4 Citations (Scopus)

1984

Instabilities of the dc-squid

Ketoja, J. A., Kurkijarvi, J. & Ritala, R. K., 1 Dec 1984, Proceedings of the 17th International Conference on Low Temperature Physics, LT-17. Eckern, U. (ed.). North-Holland Publ Co, Vol. 2. p. 1141-1142

Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review

Jukka Ketoja

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