Publications 2012-2021

Biogas Research Center – publications in per-reviewed journals


Metson, Geneviève S., Roozbeh Feiz, Nils-Hassan Quttineh, and Karin Tonderski. (2021). Optimizing transport to maximize nutrient recycling and green energy recovery. Resources, Conservation & Recycling: X: 100049

Gustafsson, M. & Anderberg, S. (2021). Dimensions and characteristics of biogas policies: Modelling the European policy landscape. Renewable & Sustainable Energy Reviews. Published.

Gustafsson, M. & Svensson, N. (2021). Cleaner heavy transports: Environmental and economic analysis of liquefied natural gas and biomethane. Journal of Cleaner Production, 278. Published.

Nordell, E., Rönnberg, J., Moestedt, J., Shakeri Yekta, S., Björn, A., Sun, L., Schnürer, A. (2021). Post-treatment of dewatered digested sewage sludge by thermophilic high-solid digestion for pasteurization with positive energy output. Waste Management 119 (2021) 11-21.


Carolus, J. F., Bartosova, A., Olsen, S. B., Jomaa, S., Veinbergs, A., Zīlāns, A., … Tonderski, K. (2020). Nutrient mitigation under the impact of climate and land-use changes: A hydro-economic approach to participatory catchment management. Journal of Environmental Management 271, 110976.

Dahlgren, S. (2020). Biogas-based fuels as renewable energy in the transport sector: an overview of the potential of using CBG, LBG and other vehicle fuels produced from biogas. Biofuels,

Ekstrand, E.-M., Hedenström, M., Svensson, B. H., Shakeri Yekta, S. & Björn (Fredriksson), A. (2020). Methane potentials and organic matter characterization of wood fibres from pulp and paper mills: The influence of raw material, pulping process and bleaching technique. Biomass and Bioenergy, 143(105824).

Ekstrand, E.-M., Svensson, B., Safaric, L. & Björn, A. (2020). Viscosity dynamics and the production of extracellular polymeric substances and soluble microbial products during anaerobic digestion of pulp and paper mill wastewater sludges. Bioprocess and Biosystems Engineering (Print), 43(2), 283–291.

Feiz Aghaei, R., Johansson, M., Lindkvist, E., Moestedt, J., Nilsson Påledal, S. & Svensson, N. (2020). Key performance indicators for biogas production-methodological insights on the life-cycle analysis of biogas production from source-separated food waste. Energy, 200. Published.

Gustafsson, M., Cruz, I., Svensson, N. & Karlsson, M. (2020). Scenarios for upgrading and distribution of compressed and liquefied biogas : Energy, environmental, and economic analysis. Journal of Cleaner Production, 256. Published.

Hagman, L., Eklund, M. & Svensson, N. (2020). Assessment of By-product Valorisation in a Swedish Wheat-Based Biorefinery. Waste and Biomass Valorization, 11(7), 3567–3577.

Kanda, W. & Kivimaa, P. (2020). What opportunities could the COVID-19 outbreak offer for sustainability transitions research on electricity and mobility? Energy Research & Social Science. IF 5.525.

Kanda, W., Kuisma, M., Kivimaa, P. & Hjelm, O. (2020). Conceptualising the systemic activities of intermediaries in sustainability transitions. Environmental Innovation and Societal Transitions. IF 7.514.

Lindfors, A. & Ammenberg, J. (2020). Using national environmental objectives in green public procurement: Method development and application on transport procurement in Sweden. Journal of Cleaner Production,

Lindfors, A., Gustafsson, M., Anderberg, S., Eklund, M. & Mirata, M. (2020). Developing biogas systems in Norrköping, Sweden : An industrial symbiosis intervention. Journal of Cleaner Production, 277. Published.

Magnusson, T., Anderberg, S., Dahlgren, S. & Svensson, N. (2020). Socio-technical scenarios and local practice: Assessing the future use of fossil-free alternatives in a regional energy and transport system. Transportation Research Interdisciplinary Perspectives, 5. Published.

Moestedt, J., Mueller, B., Nagavara Nagaraj, Y. & Schnürer, A. (2020). Acetate and Lactate Production During Two-Stage Anaerobic Digestion of Food Waste Driven by Lactobacillus and Aeriscardovia. Frontiers in Energy Research, 8. Published.

Niskanen, J. & Magnusson, D. (2020). Understanding upscaling and stagnation of farm-based biogas production in Sweden through transitional and farming logics. Journal of Cleaner Production, 279. Published.

Ohlsson, J., Rönnberg-Wästljung, A.C., Nordh, N.E. & Schnürer, A. (2020). Co-Digestion of Salix and Manure for Biogas: Importance of Clone Choice, Coppicing Frequency and Reactor Setup. Energies, 13(5):3804.

Ottosson, M., Magnusson, T. & Andersson, A. (2020). Shaping sustainable markets—A conceptual framework illustrated by the case of biogas in Sweden. Environmental Innovation and Societal Transitions 36, 303-320. Published

Safaric, L., Shakeri Yekta, S., Svensson, B., Schnürer, A., Bastviken, D. & Björn, A. (2020). Effect of Cobalt, Nickel, and Selenium/Tungsten Deficiency on Mesophilic Anaerobic Digestion of Chemically Defined Soluble Organic Compounds. MICROORGANISMS, 8(4).

Westerholm, M., Liu, T. & Schnürer, A. (2020). Comparative study of industrial-scale high-solid biogas production from food waste: Process operation and microbiology. Bioresource Technology, 304. Published.


A.S.M. Monjurul, H. & Ammenberg, J. (2019). Biogas potential from municipal and agricultural residual biomass for power generation in Hazaribagh, Bangladesh: A strategy to improve the energy system. Renewable Energy Focus, 29 (June 2019), 14–23.

Dahlgren, S., Kanda, W. & Anderberg, S. (2019). Drivers for and barriers to biogas use in manufacturing, road transport and shipping : a demand-side perspective. Biofuels, 1–12.

Feiz, R., Ammenberg, J., Björn, A., Yufang, G., Karlsson, M., Liu, Y., … Zhang, F. (2019). Biogas Potential for Improved Sustainability in Guangzhou, China : A Study Focusing on Food Waste on Xiaoguwei Island. Sustainability, 11(6).

Kanda, W., del Río, P., Hjelm, O. & Bienkowska, D. (2019). A technological innovation systems approach to analyse the roles of intermediaries in eco-innovation. Journal of Cleaner Production. IF 6.395.

Khan, E.U. & Nordberg, Å. (2019). Thermal integration of membrane distillation in an anaerobic digestion biogas plant – A techno-economic assessment. Applied Energy 239, 1163-1174.

Laera, A., Shakeri Yekta, S., Hedenström, M., Buzier, R., Guibaud, G., Dario, M., … van Hullebusch, E. (2019). A simultaneous assessment of organic matter and trace elements bio-accessibility in substrate and digestate from an anaerobic digestion plant. Bioresource Technology, 288. Published.

Lindfors, A., Feiz, R., Eklund, M. & Ammenberg, J. (2019). Assessing the Potential, Performance and Feasibility of Urban Solutions: Methodological Considerations and Learnings from Biogas Solutions. Sustainability, 11(14).

Lindkvist, E., Karlsson, M. & Ivner, J. (2019a). System Analysis of Biogas Production: Part II Application in Food Industry Systems. Energies, 12(3).

Lindkvist, E., Karlsson, M. & Ivner, J. (2019b). Systems Analysis of Biogas Production Part I Research Design. Energies, 12(5).

Moestedt, J., Westerholm, M., Isaksson, S. & Schnürer, A. (2019). Inoculum Source Determines Acetate and Lactate Production during Anaerobic Digestion of Sewage Sludge and Food Waste. Bioengineering, 7(1), 1–19.

Mutter, A. (2019a). Mobilizing sociotechnical imaginaries of fossil-free futures – Electricity and biogas in public transport in Linkoping, Sweden. Energy Research & Social Science, 49. Published.

Mutter, A. (2019b). Obduracy and Change in Urban Transport : Understanding Competition Between Sustainable Fuels in Swedish Municipalities. Sustainability, 11(21).

Ottosson, M., Magnusson, T. & Andersson, H. (2019). Shaping sustainable markets : A conceptual framework illustrated by the case of biogas in Sweden. Environmental Innovation and Societal Transitions. Published.

Safaric, L., Shakeri Yekta, S., Ejlertsson, J., Safari, M., Nadali Najafabadi, H., Karlsson, A., … Björn, A. (2019). A Comparative Study of Biogas Reactor Fluid Rheology : Implications for Mixing Profile and Power Demand. Processes, 7(10).

Shakeri Yekta, S., Hedenström, M., Svensson, B., Sundgren, I., Dario, M., Enrich-Prast, A., … Björn, A. (2019). Molecular characterization of particulate organic matter in full scale anaerobic digesters: An NMR spectroscopy study. Science of the Total Environment, 685, 1107–1115.

Shakeri Yekta, S., Liu, T., Axelsson Bjerg, M., Šafarič, L., Karlsson, A., Björn (Fredriksson), A. & Schnürer, A. (2019). Sulfide level in municipal sludge digesters affects microbial community response to long-chain fatty acid loads. Biotechnology for Biofuels, 12(1).

Westerholm, M., Castillo, M.D.P., Chan Andersson, A., Jahre Nilsen, P. & Schnürer, A. (2019). Effects of thermal hydrolytic pre-treatment on biogas process efficiency and microbial community structure in industrial- and laboratory-scale digesters. Waste Management 95, 150-160.

Westerholm, M., Dolfing, J. & Schnürer, A. (2019). Growth characteristics and thermodynamics of syntrophic acetate oxidizers. Environmental Science & Technology 53, 5512-5520.


Ammenberg, J., Anderberg, S., Lönnqvist, T., Grönkvist, S. & Sandberg, T. (2018). Biogas in the transport sector : Actor and policy analysis focusing on the demand side in the Stockholm region. Resources, Conservation and Recycling, 129, 70–80.

Björn, A., Safaric, L., Karlsson, A., Danielsson, Å., Ejlertsson, J., Svensson, B. & Shakeri Yekta, S. (2018). Substrate and operational conditions as regulators of fluid properties in full-scale continuous stirred-tank biogas reactors – implications for rheology-driven power requirements. Water Science and Technology, 78(4), 814–826.

Fallde, M. (2018). Biofuels – tools for achieving environmental goals or green place branding? Present drivers and future visions in two Swedish municipalities. Journal of Environmental Planning and Management, 61(7), 1162–1179.

Gustafsson, M., Svensson, N. & Anderberg, S. (2018). Energy performance indicators as policy support for public bus transport: The case of Sweden. Transportation Research Part D, 65, 697–709.

Hagman, L., Blumenthal, A., Eklund, M. & Svensson, N. (2018). The role of biogas solutions in sustainable biorefineries. Journal of Cleaner Production, 172, 3982–3989.

Lindkvist, E. & Karlsson, M. (2018). Biogas production plants; existing classifications and proposed categories. Journal of Cleaner Production, 174, 1588–1597.

Kanda, W., Hjelm, O., Clausen, J. & Bienkowska, D. (2018). Roles of intermediaries in supporting eco-innovation. Journal of Cleaner Production. IF 6.395.

Khan, E.U. & Nordberg, Å. (2018). Membrane distillation process for concentration of nutrients and water recovery from digestate reject water. Separation and Purification Technology 206, 90–98.

Magnusson, B., Ekstrand, E.-M., Karlsson, A. & Ejlertsson, J. (2018). Combining high-rate aerobic wastewater treatment with anaerobic digestion of waste activated sludge at a pulp and paper mill. Water Science and Technology, 77(8), 2068–2076.

Magnusson, T. & Berggren, C. (2018). Competing innovation systems and the need for redeployment in sustainability transitions. Technological Forecasting & Social Change, 126, 217–230.

Mignon, I. & Kanda, W. (2018). A typology of intermediary organizations and their impact on sustainability transition policies. Environmental Innovation and Societal Transitions. IF 7.514.

Ometto, F., Berg, A., Björn, A., Safaric, L., Svensson, B. H., Karlsson, A. & Ejlertsson, J. (2018). Inclusion of Saccharina latissima in conventional anaerobic digestion systems. Environmental Technology, 39(5), 628–639.

Ometto, F., Steinhovden, K. B., Kuci, H., Lunnback, J., Berg, A., Karlsson, A., Handåb, A., Wollan, H. & Ejlertsson, J. (2018). Seasonal variation of elements composition and biomethane in brown macroalgae. Biomass and Bioenergy, 109, 31–38.

Safaric, L., Shakeri Yekta, S., Liu, T., Svensson, B., Schnürer, A., Bastviken, D. & Björn, A. (2018). Dynamics of a Perturbed Microbial Community during Thermophilic Anaerobic Digestion of Chemically Defined Soluble Organic Compounds. MICROORGANISMS, 6(4).

Ziels, R. M., Svensson, B. H., Sundberg, C., Larsson, M., Karlsson, A. & Shakeri Yekta, S. (2018). Microbial rRNA gene expression and co-occurrence profiles associate with biokinetics and elemental composition in full-scale anaerobic digesters. Microbial Biotechnology, 11(4), 694–709.


Aid, G., Eklund, M., Anderberg, S. & Baas, L. (2017). Expanding roles for the Swedish waste management sector in interorganizational resource management. Resources, Conservation and Recycling, 124, 85–97.

Ammenberg, J. & Feiz, R. (2017). Assessment of Feedstocks for Biogas Production, Part II : Results for Strategic Decision Making. Resources, Conservation and Recycling, 122, 388–404.

Björn (Fredriksson), A., Shakeri Yekta, S., Ziels, R., Karl, G., Svensson, B. H. & Anna, K. (2017). Feasibility of OFMSW co-digestion with sewage sludge for increasing biogas production at wastewater treatment plants. Euro-Mediterranean Journal for Environmental Integration, 2(21).

Feiz, R. & Ammenberg, J. (2017). Assessment of Feedstocks for Biogas Production, Part I : A Multi-Criteria Approach. Resources, Conservation and Recycling, 122, 373–387.

Fenton, P. & Kanda, W. (2017). Barriers to the diffusion of renewable energy : studies of biogas for transport in two European cities. Journal of Environmental Planning and Management (Vol. 60, pp. 725–742).

Johansson, N., Krook, J. & Eklund, M. (2017). The institutional capacity for a resource transition : A critical review of Swedish governmental commissions on landfill mining. Environmental Science and Policy, 70, 46–53.

Johansson, M., Lindkvist, E. & Rosenqvist, J. (2017). Methodology for Analysing Energy Demand in Biogas Production Plants : A Comparative Study of Two Biogas Plants. Energies, 10(11).

Larsson, M., Truong, X., Björn, A., Ejlertsson, J., Svensson, B., Bastviken, D. & Karlsson, A. (2017). Anaerobic digestion of wastewater from the production of bleached chemical thermo-mechanical pulp: higher methane production for hardwood than softwood. Journal of Chemical Technology and Biotechnology (1986), 2(1), 140–151.

Shakeri Yekta, S., Skyllberg, U., Danielsson, Å., Björn, A. & Svensson, B. H. (2017). Chemical Speciation of Sulfur and Metals in Biogas Reactors – Implications for Cobalt and Nickel Bio-uptake Processes. Journal of Hazardous Materials, 324, 110–116.

Shakeri Yekta, S., Ziels, R. M., Björn, A., Skyllberg, U., Ejlertsson, J., Karlsson, A., … Svensson, B. (2017). Importance of sulfide interaction with iron as regulator of the microbial community in biogas reactors and its effect on methanogenesis, volatile fatty acids turnover, and syntrophic long-chain fatty acids degradation. Journal of Bioscience and Bioengineering, 123(5), 597–605.

Speda, J., Johansson, M., Odnell, A. & Karlsson, M. (2017). Enhanced biomethane production rate and yield from lignocellulosic ensiled forage ley by in situ anaerobic digestion treatment with endogenous cellulolytic enzymes. Biotechnology for Biofuels, 10. Published.

Speda, J., Jonsson, B.-H., Carlsson, U. & Karlsson, M. (2017). Metaproteomics-guided selection of targeted enzymes for bioprospecting of mixed microbial communities. Biotechnology for Biofuels, 10. Published.

Whalen, J., (Chunbao) Xu, C., Shen, F., Kumar, A., Eklund, M. & Yan, J. (2017). Editorial Material: Sustainable biofuel production from forestry, agricultural and waste biomass feedstocks in APPLIED ENERGY, vol 198, issue , pp 281-283. Applied Energy, 198, 281–283.


Ekstrand, E.-M., Karlsson, M., Truong, X.-B., Björn, A., Karlsson, A., Svensson, B. H. & Ejlertsson, J. (2016). High-rate anaerobic co-digestion of kraft mill fibre sludge and activated sludge by CSTRs with sludge recirculation. Waste Management, 56, 166–172.

Gunaratne, T., Dahlgren, S. & Strandberg, L. (2016). Framework to benchmark sustainability of biomethane supply chains : Facilitating sustainability decision making in adopting biomethane as a public transportation fuel in Western Europe. International Journal of Green Energy, 13(8), 759–766.

Moestedt, J., Nordell, E., Shakeri Yekta, S., Lundgren, J., Marti, M., Sundberg, C., … Björn, A. (2016). Effects of trace element addition on process stability during anaerobic co-digestion of OFMSW and slaughterhouse waste. Waste Management (Vol. 47, pp. 11–20). PERGAMON-ELSEVIER SCIENCE LTD.

Odnell, A., Recktenwald, M., Stensen, K., Jonsson, B.-H. & Karlsson, M. (2016). Activity, life time and effect of hydrolytic enzymes for enhanced biogas production from sludge anaerobic digestion. Water Research, 103, 462–471.

Palm, J. & Fallde, M. (2016). What Characterizes a System Builder? The Role of Local Energy Companies in Energy System Transformation. Sustainability (Vol. 8). MDPI AG.

Shakeri Yekta, S., Lindmark, A., Skyllberg, U., Danielsson, Å. & Svensson, B. (2016). Correction: Importance of reduced sulfur for the equilibrium chemistry and kinetics of Fe(II), Co(II) and Ni(II) supplemented to semi-continuous stirred tank biogas reactors fed with stillage (vol 269, pg 83, 2014). Journal of Hazardous Materials (Vol. 303, pp. 182–182). ELSEVIER SCIENCE BV.

Speda, J., Johansson, M., Jonsson, B.-H. & Karlsson, M. (2016). Applying theories of microbial metabolism for induction of targeted enzyme activity in a methanogenic microbial community at a metabolic steady state. Applied Microbiology and Biotechnology, 100(18), 7989–8002.

Ziels, R., Karlsson, A., Beck, D. A. C., Ejlertsson, J., Shakeri Yekta, S., Björn, A., … Svensson, B. H. (2016). Microbial community adaptation influences long-chain fatty acid conversion during anaerobic codigestion of fats, oils, and grease with municipal sludge. Water Research, 103, 372–382.


Ammenberg, J., Baas, L., Eklund, M., Feiz, R., Helgstrand, A. & Marshall, R. (2015). Improving the CO2 performance of cement, part III : The relevance of industrial symbiosis and how to measure its impact. Journal of Cleaner Production, 98, 145–155.

Broberg, S. & Lindkvist, E. (2015). Biogas production supported by excess heat – A systems analysis within the food industry. Energy Conversion and Management, 91, 249–258.

Carlsson, A., Hjelm, O., Baas, L., Eklund, M., Krook, J., Lindahl, M. & Sakao, T. (2015). Sustainability Jam Sessions for vision creation and problem solving. Journal of Cleaner Production, 98, 29–35.

Ersson, C., Ammenberg, J. & Eklund, M. (2015). Connectedness and its dynamics in the Swedish biofuels for transport industry. Progress in Industrial Ecology, An International Journal, 9(3), 269–295.

Fallde, M. (2015). Can area managers connect policy and tenants? Implementation and diffusion of a new waste management system in Linkoping, Sweden. Journal of Environmental Planning and Management, 58(5), 932–947.

Fallde, M. & Eklund, M. (2015). Towards a sustainable socio-technical system of biogas for transport : the case of the city of Linköping in Sweden. Journal of Cleaner Production, 98, 17–28.

Feiz, R., Ammenberg, J., Baas, L., Eklund, M., Helgstrand, A. & Marshall, R. (2015a). Improving the CO2 performance of cement, part II : Framework for assessing CO2 improvement measures in cement industry. Journal of Cleaner Production, 98, 282–291.

Feiz, R., Ammenberg, J., Baas, L., Eklund, M., Helgstrand, A. & Marshall, R. (2015b). Improving the CO2 performance of cement, part I : Utilizing life-cycle assessment and key performance indicators to assess development within the cement industry. Journal of Cleaner Production, 98, 272–281.

Larsson, M., Truong, X., Björn, A., Ejlertsson, J., Bastviken, D., Svensson, B. & Karlsson, A. (2015). Anaerobic digestion of alkaline bleaching wastewater from a Kraft pulp and paper mill using UASB technique. Environmental Technology, 36(12), 1489–1498.

Martin, M., Svensson, N. & Eklund, M. (2015). Who gets the benefits? An approach for assessing the environmental performance of industrial symbiosis. Journal of Cleaner Production, 98, 263–271.

Olsson, L. & Fallde, M. (2015). Waste(d) potential: a socio-technical analysis of biogas production and use in Sweden. Journal of Cleaner Production, 98, 107–115.

Ziels, R. M., Beck, D. A. C., Genero, M. M., Gough, H. L., Stensel, H. D. & Svensson, B. (2015). Monitoring the dynamics of syntrophic beta-oxidizing bacteria during anaerobic degradation of oleic acid by quantitative PCR. FEMS Microbiology Ecology, 91(4).


Andersson, V., Broberg, S., Hackl, R., Karlsson, M. & Berntsson, T. (2014). Algae-based biofuel production as part of an industrial cluster. Biomass and Bioenergy, 71, 113–124.

Johansson, N., Krook, J. & Eklund, M. (2014). Institutional conditions for Swedish metal production: a comparison of subsidies to metal mining and metal recycling. Resources Policy 41, 72-82.

Martin, M., Svensson, N., Fonseca, J. & Eklund, M. (2014). Quantifying the environmental performance of integrated bioethanol and biogas production. Renewable Energy, 6, 109–116.

Robroek, B. J. M., Jasper Wubs, E. R., Generó, M. M., Zajac, K., Palsgaard Andersen, J., Andersson, A., … Verhoeyen, J. T. A. (2014). Microclimatological consequences for plant and microbial composition in Sphagnum-dominated peatlands. Boreal Environment Research, 19(3), 195–208. Retrieved from

Shakeri Yekta, S., Lindmark, A., Skyllberg, U., Danielsson, Å. & Svensson, B. (2014). Importance of reduced sulfur for the equilibrium chemistry and kinetics of Fe(II), Co(II) and Ni(II) supplemented to semi-continuous stirred tank biogas reactors fed with stillage. Journal of Hazardous Materials, 269, 83–88.

Shakeri Yekta, S., Svensson, B. H., Björn, A. & Skyllberg, U. (2014). Thermodynamic modeling of iron and trace metal solubility and speciation under sulfidic and ferruginous conditions in full scale continuous stirred tank biogas reactors. Applied Geochemistry, 47, 61–73.


Ekstrand, E.-M., Larsson, M., Truong, X.-B., Cardell, L., Borgström, Y., Björn, A., … Karlsson, A. (2013). Methane potentials of the Swedish pulp and paper industry – A screening of wastewater effluents. Applied Energy, 112, 507–517.

Ersson, C., Ammenberg, J. & Eklund, M. (2013). Biofuels for transportation in 2030 : feedstock and production plants in a Swedish county. Biofuels, 4(4), 379–395.

Gustavsson, J., Shakeri Yekta, S., Karlsson, A., Skyllberg, U. & Svensson, B. (2013). Potential bioavailability and chemical forms of Co and Ni in the biogas process-An evaluation based on sequential and acid volatile sulfide extractions. Engineering in Life Sciences, 13(6), 572–579.

Gustavsson, J., Shakeri Yekta, S., Sundberg, C., Karlsson, A., Ejlertsson, J., Skyllberg, U. & Svensson, B. (2013). Bioavailability of cobalt and nickel during anaerobic digestion of sulfur-rich stillage for biogas formation. Applied Energy, 112, 473–477.

Nordell, E., B Hansson, A. & Karlsson, M. (2013). Zeolites relieves inhibitory stress from high concentrations of long chain fatty acids. Waste Management, 33(12), 2659–2663.

Sundberg, C., Al-Soud, W. A., Larsson, M., Alm, E., Shakeri Yekta, S., Svensson, B., … Karlsson, A. (2013). 454 pyrosequencing analyses of bacterial and archaeal richness in 21 full-scale biogas digesters. FEMS Microbiology Ecology, 85(3), 612–626.

Wirth, S., Markard, J., Truffer, B. & Rohracher, H. (2013). Informal institutions matter : professional culture and the development of biogas technology. Environmental Innovation and Societal Transitions, 8, 20–41.


Achu Nges, I., Björn, A. & Björnsson, L. (2012). Stable operation during pilot-scale anaerobic digestion of nutrient-supplemented maize/sugar beet silage. Bioresource Technology, 118, 445–454.

Karlsson, A. & Ejlertsson, J. (2012). Addition of HCl as a means to improve biogas production from protein-rich food industry waste. Biochemical Engineering Journal, 61, 43–48.

Karlsson, A., Einarsson, P., Schnürer, A., Sundberg, C., Ejlertsson, J. & Svensson, B. (2012). Impact of trace element addition on degradation efficiency of volatile fatty acids, oleic acid and phenyl acetate and on microbial populations in a biogas digester. Journal of Bioscience and Bioengineering, 114(4), 446–452.

Shakeri Yekta, S., Gonsior, M., Schmitt-Kopplin, P. & Svensson, B. H. (2012). Characterization of dissolved organic matter in full scale continuous stirred tank biogas reactors using ultrahigh resolution mass spectrometry: a qualitative overview. Environmental Science and Technology, 46(22), 12711–12719.

Shakeri Yekta, S., Gustavsson, J., Svensson, B. H. & Skyllberg, U. (2012). Sulphur K-edge XANES and acid volatile sulphide analyses of changes in chemical speciation of S and Fe during sequential extraction of trace metals in anoxic sludge from biogas reactors. Talanta, 89, 470–477.