Research Output

31P NMR as a tool to follow structural changes in novel lignin delignification processes by assigning different hydroxyl moieties

Alakurtti, S., Mikkonen, H., Lahtinen, P., Helaja, T. & Tamminen, T., 2008, Proceedings: 10th European Workshop on Lignocellulosics and Pulp.

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

Accurate and reproducible determination of lignin molar mass by acetobromination

Asikkala, J., Tamminen, T. & Argyropoulos, D. S., 2012, In : Journal of Agricultural and Food Chemistry. 60, 36, p. 8968-8973 3 p.

Research output: Contribution to journalArticleScientificpeer-review

86 Citations (Scopus)

Acidity and lactonization of xylonic acid: A nuclear magnetic resonance study

Hummel, M., Leppikallio, M., Heikkinen, S., Niemelä, K. & Sixta, H., 2011, In : Journal of Carbohydrate Chemistry. 29, 8-9, p. 416-428 13 p.

Research output: Contribution to journalArticleScientificpeer-review

10 Citations (Scopus)
Open Access

Activation attempts of mechanical pulp peroxide bleaching

Liitiä, T. & Ranua, M., 2009, Proceedings of the International Mechanical Pulping Conference 2009. Stockholm, p. 270-273

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

Activation of fibre surfaces by enzymatic methods

Grönqvist, S., Mikkonen, H., Alén, R., Rantanen, K., Stenius, P., Buchert, J., Viikari, L. & Suurnäkki, A., 2002, Towards molecular-level understanding of wood, pulp and paper: Seventh European Workshop on Lignocellulosics and Pulp, Proceedings. Åbo Akademi, p. 413-414

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

Activation of thermomechanical pulp by laccases as studied by UV-Vis, UV resonance Raman and FTIR spectroscopy

Lähdetie, A., Liitiä, T., Tamminen, T., Pere, J. & Jääskeläinen, A-S., 2009, In : Holzforschung. 63, 6, p. 745-750 6 p.

Research output: Contribution to journalArticleScientificpeer-review

6 Citations (Scopus)

Activity of laccase on unbleached and bleached thermomechanical pulp

Grönqvist, S., Buchert, J., Rantanen, K., Viikari, L. & Suurnäkki, A., 2003, In : Enzyme and Microbial Technology. 32, 3-4, p. 439-445 7 p.

Research output: Contribution to journalArticleScientificpeer-review

48 Citations (Scopus)

Adsorption of different laccases on cellulose and lignin surfaces

Saarinen, T., Orelma, H., Grönqvist, S., Andberg, M., Holappa, S. & Laine, J., 2009, In : BioResources. 4, 1, p. 94-110 17 p.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
27 Citations (Scopus)

AFORE: Forest biorefineries: Added value from chemicals and polymers by new integrated separation, fractionation and upgrading technologies

Suurnäkki, A. & Niemelä, K., 2009.

Research output: Contribution to conferenceConference articleScientific

Alkaline degradation of peat humic acids: Part II. Indentification of hydrophilic products

Hänninen, K. & Niemelä, K., 1992, In : Acta Chemica Scandinavica. 46, p. 459-463

Research output: Contribution to journalArticleScientificpeer-review

Open Access

Alkaline oxidation pretreatment of wood materials to produce ethanol

Kallioinen, A., Siika-aho, M., Hytönen, E., Hakola, M., Rovio, S., Tamminen, T., Repo, T., Leskelä, M. & von Weymarn, N., 2012, NWBC 2012: The 4th Nordic Wood Biorefinery Conference. Niemelä, K. (ed.). Espoo: VTT Technical Research Centre of Finland, p. 327-328 (VTT Technology; No. 53).

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

Open Access

Alkaline peroxide mechanical pulping of novel Brazilian Eucalyptus hybrids

dos S. Muguet, M. C., Colodette, J. L. & Jääskeläinen, A-S., 2012, In : BioResources. 7, 3, p. 3823-3836 13 p.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
6 Citations (Scopus)

Alkali-O2 oxidized lignin: A bio-based concrete plasticizer

Kalliola, A., Vehmas, T., Liitiä, T. & Tamminen, T., 2015, In : Industrial Crops and Products. 74, p. 150-157

Research output: Contribution to journalArticleScientificpeer-review

24 Citations (Scopus)

Analysis of Beers from an 1840s’ Shipwreck

Londesborough, J., Dresel, M., Gibson, B., Juvonen, R., Holopainen, U., Mikkelson, A., Seppänen-Laakso, T., Viljanen, K., Virtanen, H., Wilpola, A., Hofmann, T. & Wilhelmson, A., 2015, In : Journal of Agricultural and Food Chemistry. 63, 9, p. 2525-2536

Research output: Contribution to journalArticleScientificpeer-review

5 Citations (Scopus)

Analysis of lignin and lignin-carbohydrate complexes isolated from black liquor

Tamminen, T., Vuorinen, T., Tenkanen, M., Hausalo, T. & Hortling, B., 1995, The 8th International Symposium on Wood and Pulping Chemistry: Poster presentations. Jyväskylä: Gummerus, Vol. 2. p. 297-302

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

Analysis of mono- and oligosaccharides in ionic liquid containing matrices

Wahlström, R., Rovio, S. & Suurnäkki, A., 2013, In : Carbohydrate Research. 373, p. 42-51 10 p.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
12 Citations (Scopus)

Analysis of oligosaccharides in ionic liquid containing solutions

Wahlström, R., Rovio, S. & Suurnäkki, A., 2013, COST FP0901 Workshop “Analytical techniques for biorefineries” : Tulln, Austria, 27-28 March 2013. p. 36-37

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

Analytical method for determining the concentration of oxidized nanofibrillar cellulose in a sample: (patent application)

Mikkelson, A., Pere, J. & Laukkanen, A., Oct 2014, IPC No. G01N 33/34, Patent No. WO2014167189 A1, 11 Apr 2014, Priority date 12 Apr 2013, Priority No. FI20135361

Research output: PatentPatent application

Analytical methods for studying cellulose hydrolysis in presence of ionic liquids

Wahlström, R. & Suurnäkki, A., 2011, p. 21.

Research output: Contribution to conferenceConference articleScientific

A new method for determining the area of cell walls in rye doughs based on fluorescence microscopy and computer-assisted image analysis

Parkkonen, T., Heinonen, R. & Autio, K., 1997, In : Lebensmittel-Wissenschaft & Technologie. 30, 7, p. 743 - 747 5 p.

Research output: Contribution to journalArticleScientificpeer-review

14 Citations (Scopus)

A novel enzyme system for bleach boosting

Lantto, R., Tamminen, T., Hortling, B., Ranua, M., Viikari, L. & Buchert, J., 2000, 2000 International Pulp Bleaching Conference: Oral presentations. TAPPI Press, p. 171-174

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

5 Citations (Scopus)
Open Access

Application of enzymes in wood biorefinery for high-value products

Hakala, T., Liitiä, T. & Suurnäkki, A., 2011, ITALIC 6, Science & Technology of Biomasses: Advances and Challenges, From forest and agricultural biomasses to high added value products: processes and materials. Viterbo, p. 273-276

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

Application of steel industry slags as novel cost efficient catalysts in catalytic fast pyrolysis of biomass

Lehtonen, J., Ohra-Aho, T., Lindfors, C., Kholkina, E., Kumar, N., Yu. Murzin, D. & Oasmaa, A., 1 May 2018, Proceedings of the 26th European Biomass Conference and Exhibition, EUBCE 2018. ETA-Florence Renewable Energies, p. 1014-1018 5 p.

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

Aqueous acetone fractionation of kraft, organosolv and soda lignins

Domínguez-Robles, J., Tamminen, T., Liitiä, T., Peresin, M. S., Rodríguez, A. & Jääskeläinen, A-S., 2018, In : International Journal of Biological Macromolecules. 106, p. 979-987 9 p.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
58 Citations (Scopus)

Aqueous organic solvent fractionation as means to improve lignin homogeneity and purity

Jääskeläinen, A-S., Liitiä, T., Mikkelson, A. & Tamminen, T., 2017, In : Industrial Crops and Products. 103, p. 51-58 8 p.

Research output: Contribution to journalArticleScientificpeer-review

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67 Citations (Scopus)
126 Downloads (Pure)

Assessing the suitability of recovering shrub biowaste involved in wildland fires in the South of Europe through torrefaction mobile units

González Martínez, M., Dupont, C., da Silva Perez, D., Míguez-Rodríguez, L., Grateau, M., Thiéry, S., Tamminen, T., Meyer, X. M. & Gourdon, C., 15 Apr 2019, In : Journal of Environmental Management. 236, p. 551-560 10 p.

Research output: Contribution to journalArticleScientificpeer-review

4 Citations (Scopus)

A strategy for controlling pH and Ca hardness in paper making

Weaver, A., Kalliola, A. & Koukkari, P., 2002.

Research output: Contribution to conferenceOther conference contributionScientific

A techno-economic simulation of alternative feedstock strategies for an integrated forest biorefinery

Kalliola, A. K., Hakala, J. H. & Koukkari, P. S., 2010, 2010 AIChE Annual Meeting Conference Proceeding. American Institute of Chemical Engineers AIChE

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

Behaviour of xyloisosaccharinic acid and xyloisosaccharino-1,4-lactone in aqueous solutions at varying pHs

Almond, M., Shaw, P. B., Humphreys, P. N., Chadha, M. J., Niemelä, K. & Laws, A. P., 2012, In : Carbohydrate Research. 363, p. 51-57 6 p.

Research output: Contribution to journalArticleScientificpeer-review

6 Citations (Scopus)

beta-D-galactanases acting on beta-1,4- and beta-1,3/6-linked arabinogalactans in kraft pulp

Tenkanen, M., Luonteri, E., Suurnäkki, A., Ranua, M., Tamminen, T. & Hortling, B., 2002, Cost E23 Action Biotechnology for Improving Pulp and Paper Processing: Grenoble, France, 28-29 November 2002. CTP Centre Technique du Papier, p. 9.1-9.8

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

Bioactive paper and fibre products: Patent and literary survey

Aikio, S., Grönqvist, S., Hakola, L., Hurme, E., Jussila, S., Kaukoniemi, O-V., Kopola, H., Känsäkoski, M., Leinonen, M., Lippo, S., Mahlberg, R., Peltonen, S., Qvintus, P., Rajamäki, T., Ritschkoff, A-C., Smolander, M., Vartiainen, J., Viikari, L. & Vilkman, M., 2006, Espoo: VTT Technical Research Centre of Finland. 84 p. (VTT Working Papers; No. 51).

Research output: Book/ReportReport

Open Access

Biobased mineral-oil barrier-coated food-packaging films

Vartiainen, J., Laine, C., Willberg-Keyriläinen, P., Pitkänen, M. & Ohra-aho, T., 2017, In : Journal of Applied Polymer Science. 134, 9, APP44586.

Research output: Contribution to journalArticleScientificpeer-review

11 Citations (Scopus)

Bio-based mineral oil barrier coatings and films

Vartiainen, J., Laine, C., Willberg-Keyriläinen, P., Pitkänen, M. & Ohra-aho, T., 2016, p. 76.

Research output: Contribution to conferenceConference articleScientific

Bio-based mineral oil barrier coatings and films

Vartiainen, J., Kaljunen, T., Malm, T., Pitkänen, M., Laine, C. & Ohra-aho, T., 2016, Abstract book. 99

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

Biorefining of Scots pine using neutral sodium sulphite pulping: investigation of fibre and spent liquor compositions

Hanhikoski, S., Niemelä, K. & Vuorinen, T., Mar 2019, In : Industrial Crops and Products. 129, p. 135-141

Research output: Contribution to journalArticleScientificpeer-review

1 Citation (Scopus)

Birch wood pre-hydrolysis vs pulp post-hydrolysis for the production of xylan-based compounds and cellulose for viscose application

Borrega, M., Larsson, P. T., Ahvenainen, P., Ceccherini, S., Maloney, T., Rautkari, L. & Sixta, H., 15 Jun 2018, In : Carbohydrate Polymers. 190, p. 212-221

Research output: Contribution to journalArticleScientificpeer-review

Open Access
8 Citations (Scopus)

Black liquor components as potential raw materials

Niemelä, K., Tamminen, T. & Ohra-aho, T., 2007.

Research output: Contribution to conferenceConference articleScientific

Bread quality relationship with rheological measurements of wheat flour dough

Autio, K., Flander, L., Kinnunen, A. & Heinonen, R., 2001, In : Cereal Chemistry. 78, 6, p. 654-657 4 p.

Research output: Contribution to journalArticleScientificpeer-review

53 Citations (Scopus)

Brewer's grain lignin: a potential value-added product for food and non-food applications

Niemi, P., Buchert, J., Wilhelmson, A., Saarela, M., Aura, A-M., Tamminen, T. & Poutanen, K., 2011, International Congress of the European Brewery Convention 2011. p. 481

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

Brightness development during mechanical pulp peroxide bleaching

Liitiä, T., Ranua, M., Honkonen, P., Mikkelson, A. & Kleen, M., 2010, In : Journal of Pulp and Paper Science. 36, 3-4, p. 91-97 7 p.

Research output: Contribution to journalArticleScientificpeer-review

Bringing new properties to lignin rich fiber materials

Suurnäkki, A., Buchert, J., Grönqvist, S., Mikkonen, H., Peltonen, S. & Viikari, L., 2006, Applied Material Research at VTT: Symposium on Applied Materials. Espoo: VTT Technical Research Centre of Finland, p. 61-70 (VTT Symposium; No. 244).

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

Open Access
13 Citations (Scopus)

Carbohydrate analysis of plant materials with uronic acid-containing polysaccharides: A comparison between different hydrolysis and subsequent chromatographic analytical techniques

Willför, S., Pranovich, A., Tamminen, T., Puls, J., Laine, C., Suurnäkki, A., Saake, B., Uotila, K., Simolin, H., Hemming, J. & Holmbom, B., 2009, In : Industrial Crops and Products. 29, 2-3, p. 571-580 10 p.

Research output: Contribution to journalArticleScientificpeer-review

184 Citations (Scopus)

Carbohydrate composition in Eucalyptus wood and pulps: Comparison between Py-GC/MS and acid hydrolysis

Ohra-aho, T., Gomes, F. J. B., Colodette, J. L. & Tamminen, T., 2018, In : Journal of Analytical and Applied Pyrolysis. 129, p. 215-220 6 p.

Research output: Contribution to journalArticleScientificpeer-review

5 Citations (Scopus)

Carbohydrate-free and highly soluble softwood kraft lignin fractions by aqueous acetone evaporation fractionation

Jääskeläinen, A-S., Willberg-Keyriläinen, P., Liitiä, T. & Tamminen, T., 2017, In : Nordic Pulp and Paper Research Journal. 32, 4, p. 483-490 8 p.

Research output: Contribution to journalArticleScientificpeer-review

9 Citations (Scopus)

Catalysed alkaline oxidation as a wood fractionation technique

Rovio, S., Kallioinen, A., Tamminen, T., Hakola, M., Leskelä, M. & Siika-aho, M., 2012, In : BioResources. 7, 1, p. 756-776 20 p.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
18 Citations (Scopus)

Catalytic pre-treatment of lignocellulosic raw materials

Lahtinen, P., von Weymarn, N., Lankinen, E., Repo, T., Leskelä, M., Kallioinen, A., Uusitalo, J., Siika-aho, M. & Tamminen, T., 2008, Proceedings: 10th European Workshop on Lignocellulosics and Pulp.

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

Catalytic pyrolysis of lignin by using analytical pyrolysis-GC-MS

Ohra-aho, T. & Linnekoski, J., 2015, In : Journal of Analytical and Applied Pyrolysis. 113, p. 186-192

Research output: Contribution to journalArticleScientificpeer-review

32 Citations (Scopus)

Catalytic upgrading of co-pyrolysis oils from bisphenol A polycarbonate and lignins

Brebu, M., Tamminen, T., Hannevold, L., Stöcker, M. & Spiridon, I., 2014, In : Polymer Degradation and Stability. 102, p. 88-94

Research output: Contribution to journalArticleScientificpeer-review

5 Citations (Scopus)