Biotests for environmental quality assessment of composted sewage sludge

Autor: Anu Kapanen, Merja Itävaara, Marko Virta, Johanna Rajasärkkä, Minna Vikman

Publikováno v: Kapanen, A, Vikman, M, Rajasärkkä, J, Virta, M & Itävaara, M 2013, ' Biotests for environmental quality assessment of composted sewage sludge ', Waste Management, vol. 33, no. 6, pp. 1451-1460 . https://doi.org/10.1016/j.wasman.2013.02.022

The quality of sewage sludge-based products, such as composts and growth media, is affected by the contamination of sewage sludge with, potentially, hundreds of different substances. Therefore, it is difficult to achieve the reliable environmental qu

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::7c8d17bf90201e8069239f040a835cdf
https://cris.vtt.fi/en/publications/882f5587-ab6d-4655-a40e-57c65df0ad75

Health and environmental safety aspects of friction grinding and spray drying of microfibrillated cellulose

Autor: Panu Hiekkataipale, Panu Lahtinen, Anu Kapanen, Jari Vartiainen, Jouni Hokkinen, Kaisa Putkisto, Kristiina Sirola, Antti Laukkanen, Lea Pylkkänen, Unto Tapper, Harri Alenius, Tiina Pöhler, Paula Eronen, Janne Ruokolainen

Publikováno v: Vartiainen, J, Pöhler, T, Sirola, K, Pylkkänen, L, Alenius, H, Hokkinen, J, Tapper, U, Lahtinen, P, Kapanen, A, Putkisto, K, Hiekkataipale, P, Eronen, P, Ruokolainen, J & Laukkanen, A 2011, ' Health and environmental safety aspects of friction grinding and spray drying of microfibrillated cellulose ', Cellulose, vol. 18, no. 3, pp. 775-786 . https://doi.org/10.1007/s10570-011-9501-7

Microfibrillated cellulose (MFC), also referred to as nanocellulose, is one of the most promising innovations for forest sector. MFC is produced by fibrillating the fibres under high compression and shear forces. In this study we evaluated the worker

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::7dc311f4422321c6dfcdd31003ae6806
https://doi.org/10.1007/s10570-011-9501-7

Biodegradation of Lactic Acid Based Polymers under Controlled Composting Conditions and Evaluation of the Ecotoxicological Impact

Autor: Jukka Tuominen, Jukka Seppälä, Janne Kylmä, Anu Kapanen, Merja Itävaara, Olli Venelampi

Publikováno v: Tuominen, J, Kylmä, J, Kapanen, A, Venelampi, O, Itävaara, M & Seppälä, J 2002, ' Biodegradation of lactic acid based polymers under controlled composting conditions and evaluation of the ecotoxicological impact ', Biomacromolecules, vol. 3, no. 3, pp. 445-455 . https://doi.org/10.1021/bm0101522

The biodegradability of lactic acid based polymers was studied under controlled composting conditions (CEN prEN 14046), and the quality of the compost was evaluated. Poly(lactic acids), poly(ester-urethanes), and poly(ester-amide) were synthesized an

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::3a4ff011b423ee87b63cfe0285830234
https://doi.org/10.1021/bm0101522

Detection of toxicity released by biodegradable plastics after composting in activated vermiculite

Autor: Anu Kapanen, Maurizio Tosin, Gaetano Bellia, Francesco Degli-Innocenti, Merja Itävaara

Publikováno v: Degli-Innocenti, F, Bellia, G, Tosin, M, Kapanen, A & Itävaara, M 2001, ' Detection of toxicity released by biodegradable plastics after composting in activated vermiculite ', Polymer Degradation and Stability, vol. 73, no. 1, pp. 101-106 . https://doi.org/10.1016/S0141-3910(01)00075-1

The composting test method based on activated vermiculite is a comprehensive system for the assessment of the environmental impact of biodegradable plastics. It allows, in a single test, (i) the measurement of the mineralization of the polymer under

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::8704134d974c4646262654af96450acf
https://doi.org/10.1016/s0141-3910(01)00075-1

Methanogenic and sulphate-reducing microbial communities in deep groundwater of crystalline rock fractures in Olkiluoto, Finland

Autor: Malin Bomberg, Mari Nyyssönen, Aura Nousiainen, Merja Itävaara, Petteri Pitkänen, Anu Kapanen

Publikováno v: Nyyssönen, M, Bomberg, M, Kapanen, A, Nousiainen, A, Pitkänen, P & Itävaara, M 2012, ' Methanogenic and sulphate-reducing microbial communities in deep groundwater of crystalline rock fractures in Olkiluoto, Finland ', Geomicrobiology Journal, vol. 29, no. 10, pp. 863-878 . https://doi.org/10.1080/01490451.2011.635759

The long-term safety of final disposal of spent nuclear fuel in the deep geosphere is dependent on stability of biogeochemical conditions at the disposal site. Microbial processes, such as sulphate reduction and methanogenesis, may have profound effe

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::a64c61861c37634125cd4500841d5b90
https://cris.vtt.fi/en/publications/fb3cbb70-ec0c-45a4-a2f3-dbcef84f2cfb