Publications

List of publications

Hafner, S. D., Pacholski, A., Bittman, S., Carozzi, M., Chantigny, M., Génermont, S., Häni, C., Hansen, M. N., Huijsmans, J., Kupper, T., Misselbrook, T., Neftel, A., Nyord, T. & Sommer, S. G. (2019). A flexible semi-empirical model for estimating ammonia volatilization from field-applied slurry. Atmospheric Environment, 199, 474-484. https://doi.org/10.1016/j.atmosenv.2018.11.034

Feilberg, A., Dalby, F. R., Hansen, M. J., Dos Reis Vechi, N. & Agneessens, L. (2019). Application of PTRMS and stable isotopes to identify microbial processes in fermenters and manure. In A. Hansel & J. Dunkl (Eds.), Proceedings of the 8th International Conference on Proton Transfer Reaction Mass Spectrometry and its Applications (pp. 129-133). Innsbruck University Press. https://www.ionicon.com/sites/default/files/uploads/doc/Contributions_8th-PTR-MS-Conference-2019_web.pdf

Kai, P. & Zhang, G. (2019). Best Available Techniques (BAT) for Emission Reduction of Livestock Farming Industry in Denmark. In 2019 International Symposium of Animal Environment and Welfare

Bjerg, B. & Kai, P. (2019). CFD prediction of heat transfer in heated or cooled concrete floors in laying areas for pig. In 2019 ASABE Annual International Meeting American Society of Agricultural and Biological Engineers. https://doi.org/10.13031/aim.201900735

Justesen, C. G., Astals, S., Mortensen, J. R., Thorsen, R., Koch, K., Weinrich, S., Triolo, J. M. & Hafner, S. D. (2019). Development and Validation of a Low-Cost Gas Density Method for Measuring Biochemical Methane Potential (BMP). Water, 11(12), Article 2431. https://doi.org/10.3390/w11122431

Kamp, J. N., Dalby, F. R., Hansen, M. J. & Feilberg, A. (2019). High temperature PTR-TOF-MS for EC flux measurements of VOCs. In A. Hansel & J. Dunkl (Eds.), Proceedings of the 8th International Conference on Proton Transfer Reaction Mass Spectrometry and its Applications (pp. 216-219). Innsbruck University Press. https://www.ionicon.com/sites/default/files/uploads/doc/Contributions_8th-PTR-MS-Conference-2019_web.pdf#page=217

Koch, K., Hafner, S. D., Weinrich, S. & Astals, S. (2019). Identification of Critical Problems in Biochemical Methane Potential (BMP) Tests From Methane Production Curves. Frontiers in Environmental Science, 7, Article 178. https://doi.org/10.3389/fenvs.2019.00178

Kamp, J. N., Chowdhury, A., Adamsen, A. P. S. & Feilberg, A. (2019). Negligible influence of livestock contaminants and sampling system on ammonia measurements with cavity ring-down spectroscopy. Atmospheric Measurement Techniques, 12(5), 2837-2850. https://doi.org/10.5194/amt-12-2837-2019

Hafner, S. D. & Astals, S. (2019). Systematic error in manometric measurement of biochemical methane potential: Sources and solutions. Waste Management, 91, 147-155. https://doi.org/10.1016/j.wasman.2019.05.001

Kai, P., Hansen, M. J. & Jonassen, K. (2018). Application Of Best Available Technique (BAT) For Emission Reduction Of Livestock Industry In Denmark. In Book of Abstracts of the European Conference on Agriculatural Engineering: AgEng2018 (pp. 84). Wageningen University. https://doi.org/10.18174/471678

Dalby, F. R., Hansen, M. J. & Feilberg, A. (2018). Application of Proton-Transfer-Reaction Mass Spectrometry (PTR-MS) and 33S Isotope Labeling for Monitoring Sulfur Processes in Livestock Waste. Environmental Science & Technology, 52(4), 2100-2107. https://doi.org/10.1021/acs.est.7b04570

Rennuit, C., Triolo, J. M., Eriksen, S., Jimenez, J., Carrère, H. & Hafner, S. D. (2018). Comparison of pre- and inter-stage aerobic treatment of wastewater sludge: Effects on biogas production and COD removal. Bioresource Technology, 247, 332-339. https://doi.org/10.1016/j.biortech.2017.08.128

Pedersen, S. V., di Perta, E. S., Hafner, S. D., Pacholski, A. S. & Sommer, S. G. (2018). Evaluation of a Simple, Small-Plot Meteorological Technique for Measurement of Ammonia Emission: Feasibility, Costs, and Recommendations. Transactions of the ASABE, 61(1), 103-115. https://doi.org/10.13031/trans.12445

Dalby, F. R., Hansen, M. J. & Feilberg, A. (2018). Evidence of Hydrogen Sulfide Oxidation in Manure Surface. In CIGR 2018 - XIX. World Congress of CIGR (Commission Internationale du Genie Rural): Sustainable Life for Children - Program and Abstracts' Book (pp. 253-253). Article P-054 CIGR. http://eprints.lancs.ac.uk/126327/1/CIGR_2018_Abstract_Proceeding.pdf

Hafner, S. D., Madsen, J. T., Pedersen, J. M. & Rennuit, C. (2018). Inter-stage thermophilic aerobic digestion may increase organic matter removal from wastewater sludge without decreasing biogas production. Water Science and Technology, 77(3), 721-726. https://doi.org/10.2166/wst.2017.590

Hansen, M. J., Lund Kasper, P., Adamsen, A. P. S. & Feilberg, A. (2018). Key Odorants from Pig Production Based on Improved Measurements of Odor Threshold Values Combining Olfactometry and Proton-Transfer-Reaction Mass Spectrometry (PTR-MS). Sensors (Switzerland), 18(3), Article 788. https://doi.org/10.3390/s18030788

Lund Kasper, P., Kai, P. & Feilberg, A. (2018). Potential for Predicting Ammonia Emissions from Naturally Ventilated Dairy Houses based on Indirect Parameters. In Book of Abstracts of the European Conference on Agricultural Engineering: AgEng2018 (pp. 93). Wageningen University. https://doi.org/10.18174/471678

Hafner, S. D., Rennuit, C., J. Olsen, P. & Pedersen, J. M. (2018). Quantification of leakage in batch biogas assays. Water Practice and Technology, 13(1), 52-61. https://doi.org/10.2166/wpt.2018.012

Kai, P., Børsting, C. F. & Lund, P. (2018). Sektorer 1 og 2: Reduktion af ammoniakemission og energiforbrug fra kvægstalde.

Hafner, S. D., Koch, K., Carrère, H., Astals, S., Weinrich, S. & Rennuit, C. (2018). Software for biogas research: Tools for measurement and prediction of methane production. SoftwareX, 7, 205-210. https://doi.org/10.1016/j.softx.2018.06.005

Hafner, S. D., Pacholski, A., Bittman, S., Burchill, W., Bussink, W., Chantigny, M., Carozzi, M., Genermont, S., Häni, C., Hansen, M. N., Huijsman, J., Hunt, D., Kupper, T., Lanigan, G., Loubet, B., Misselbrook, T. H., Meisinger, J. J., Neftel, A., Nyord, T. ... Sommer, S. G. (2018). The ALFAM2 database on ammonia emission from field-applied manure: Description and illustrative analysis. Agricultural and Forest Meteorology, 258, 66-79. https://doi.org/10.1016/j.agrformet.2017.11.027

Mosquera Losada, J., Ogink, N., Adamsen, A. P. S., Schmidt Bjerg, B., Kai, P., Gallmann, E., Hartung, E., Grimm, E., Demeyer, P., Robin, P., Hassouna, M., Hempel, S., Eurich-Menden, B., Wolf, U. & Schrade, S. (2018). VERA TEST PROTOCOL: for Livestock Housing and Management Systems . (Version 3:2018-09 ed.) International VERA Secretariat. http://www.vera-verification.eu/fileadmin/download/Test_programs/VERA_Testprotocol_Housing_v3_2018.pdf

Hafner, S. D., Bühler, M., Feilberg, A., Franco, R. B., Howard, C., Montes, F., Muck, R. E., Rotz, C. A. & Weiss, K. (2018). Volatile organic compounds and silage: sources, emission, and mitigation. In Proceedings of the XVIII International Silage Conference (pp. 52-68). Universität Bonn. https://www.isc2018.de/Download/Proceedings

Bonifacio, H. F., Rotz, C. A., Hafner, S. D., Montes, F., Cohen, M. & Mitloehner, F. M. (2017). A process-based emission model of volatile organic compounds from silage sources on farms. Atmospheric Environment, 152, 85-97. https://doi.org/10.1016/j.atmosenv.2016.12.024

Hafner, S. D., Sommer, S. G., Petersen, V. & Markfoged, R. (2017). Effects of carbon dioxide hydration kinetics and evaporative convection on pH profile development during interfacial mass transfer of ammonia and carbon dioxide. Heat and Mass Transfer, 53(4), 1335-1342. https://doi.org/10.1007/s00231-016-1910-6

Kai, P., Lund Kasper, P. & Feilberg, A. (2017). Emissions of Ammonia from Two Types of Dairy Barns Measured Using Cavity Ring Down Spectroscopy (CRDS). Abstract from International Symposium on Emissions of Gas and Dust from Livestock 2017, Saint-malo, France.

Dalby, F. R., Hansen, M. J. & Feilberg, A. (2017). Monitoring Sulfur Processes with 33S Isotope Labelling and PTR-MS in Swine Manure. Abstract from International Symposium on Emissions of Gas and Dust from Livestock 2017, Saint-malo, France.

Sommer, S. G., Clough, T. J., Balaine, N., Hafner, S. D. & Cameron, K. C. (2017). Transformation of organic matter and the emissions of methane and ammonia during storage of liquid manure as affected by acidification. Journal of Environmental Quality, 46(3), 514-521. https://doi.org/10.2134/jeq2016.10.0409

Beckert, I., Adamsen, A. P. S., Demeyer, P., Gallmann, E., Grimm, E., Hartung, E., Hempel, S., Kai, P., Mosquera, J., Ogink, N., Robin, P. & Bjerg, B. (2017). Verification of emission-reducing procedures in naturally ventilated cow houses by using optimised-measurement methods - revision of the VERA test protocol "Housing Systems". In D. M. Krause (Ed.), 13. Tagung Bau, Technik und Umwelt in der Landwirtschaftlichen Nutztierhaltung (pp. 411-415). Kuratorium für Technik und Bauwesen in der Landwirtschaft - KTBL. https://www.btu-tagung.de/fileadmin/user_upload/BTU-Tagung/P_13007-2017.pdf

Johannsen, I., Adamsen, A. P. S., Kilsgaard, B. S. & Milkevych, V. (2016). A Method and Apparatus for Producing Biofuel in an Oscillating Flow Production Line under Supercritical Fluid Conditions. (Patent No. WO 2016/004958 A1).

Petersen, S. O., Hutchings, N. J., Hafner, S. D., Sommer, S. G., Hjorth, M. & Jonassen, K. (2016). Ammonia abatement by slurry acidification: A pilot-scale study of three finishing pig production periods. Agriculture, Ecosystems & Environment, 216, 258-268. https://doi.org/10.1016/j.agee.2015.09.042

Pedersen, S. V., Marti-Herrero, J., Singh, A. K., Sommer, S. G. & Hafner, S. (2016). A new software tool for predicting methane emission from manure storage facilities. In International Conference on Agricultural Engineering https://www.researchgate.net/publication/319133598_A_new_software_tool_for_predicting_methane_emission_from_manure_storage_facilities

Katz, J., Hafner, S. D. & Donovan, T. (2016). Assessment of Error Rates in Acoustic Monitoring with the R package monitoR. Bioacoustics - the International Journal of Animal Sound and its Recording, 25(2), 177-196. https://doi.org/10.1080/09524622.2015.1133320

Chowdhury, A., Adamsen, A. P. S. & Feilberg, A. (2016). Calibration of a cavity ring-down spectroscopy based analyzer in measuring ammonia from cattle barns. Abstract from International Conference on Agricultural Engineering 2016, Aarhus, Denmark. http://conferences.au.dk/cigr-2016/sessions-and-participants/#/programme?_k=nwzokr

Mulat, D. G., Jacobi, H. F., Feilberg, A., Adamsen, A. P. S., Richnow, H.-H. & Nikolausz, M. (2016). Changing Feeding Regimes To Demonstrate Flexible Biogas Production: Effects on Process Performance, Microbial Community Structure, and Methanogenesis Pathways. Applied and Environmental Microbiology, 82(2), 438-449. https://doi.org/10.1128/AEM.02320-15

Liu, D., Rong, L., Chowdhury, A., Adamsen, A. P. S. & Feilberg, A. (2016). Effect of non-compensated interference of VOC on NH3 measured by IR-PAS and data correction. Abstract from International Conference on Agricultural Engineering 2016, Aarhus, Denmark.

Pedersen, S. V., Marti-Herrero, J., Sommer, S. G. & Hafner, S. (2016). Evaluation of a Simple Heat Transfer-and Biogas Production Model for Anaerobic Digesters of Various Designs. In 24th European Biomass Conference Exhibition

Feilberg, A., Jonassen, K., Hansen, M. J. & Adamsen, A. P. S. (2016). Full scale assessment of odor abatement technology by proton-transfer-reaction mass spectrometry.. Abstract from International Conference on Agricultural Engineering 2016, Aarhus, Denmark.

Rennuit, C. & Hafner, S. (2016). Interstage treatment for increasing methane production from recalcitrant biomass. In 16th International Conference on Rural-Urban Symbiosis (pp. 535-538) http://ramiran2015.de/wp-content/uploads/2016/05/RAMIRAN_2015-Proceedings-Book.pdf

Hansen, M. J., Jonassen, K. E. N., Løkke, M. M., Adamsen, A. P. S. & Feilberg, A. (2016). Multivariate prediction of odor from pig production based on in-situ measurement of odorants. Atmospheric Environment, 135, 50-58. https://doi.org/10.1016/j.atmosenv.2016.03.060

Hansen, M. J., Feilberg, A., E. N. Jonassen, K., Guldberg, L. B., Løkke, M. M. & Adamsen, A. P. S. (2016). Olfactometric and chemical analysis for further development of environmental technologies. Abstract from International Conference on Agricultural Engineering 2016, Aarhus, Denmark.

Hafner, S., Pedersen, S. V. & Sommer, S. G. (2016). The ALFAM2 project: Predicting ammonia loss from field-applied manure. In 16th International Conference on Rural-Urban Symbiosis (pp. 289-292)

Katz, J., Hafner, S. D. & Donovan, T. (2016). Tools for automated acoustic monitoring within the R package monitoR. Bioacoustics - the International Journal of Animal Sound and its Recording, 25(2), 197-210.

Hjorth, M., Fernandez, M. S., Jayaram, S., Sørensen, J. A. & Adamsen, A. P. S. (2015). Bio-acidification of manure – By supplying manure with 2-3% sugar or cellulose. In RAMIRAN 2015 - 16th International Conference Rural-Urban Symbiosis: Abstract Book (pp. 96-96). Article TC-O_12 TuTech Innovation GmbH, Hamburg. http://ramiran2015.de/wp-content/uploads/2016/01/RAMIRAN2015_Abstract-Book.pdf

Hjorth, M., Fernandez, M. S., Jayaram, S., Sørensen, J. A. & Adamsen, A. P. S. (2015). Bio-acidification of manure – By supplying manure with 2-3% sugar or cellulose. In I. Körner (Ed.), RAMIRAN 2015 - 16th International Conference Rural-Urban Symbiosis: Proceedings Book (pp. 338-341). Article TC-O_12 TuTech Innovation GmbH, Hamburg. https://doi.org/10.15480/882.1297

Parajuli, R., Dalgaard, T., Jørgensen, U., Adamsen, A. P. S., Knudsen, M. T., Birkved, M., Gylling, M. & Schjørring, J. K. (2015). Biorefining in the prevailing energy and material crisis: a review on sustainable pathways for biorefinery value chains and sustainability assessment methodologies. Renewable & Sustainable Energy Reviews, 43, 244-263. https://doi.org/10.1016/j.rser.2014.11.041

Hafner, S. D., Windle, M., Merrill, C., Smith, M. L., Franco, R. B. & Kung, L. (2015). Effects of potassium sorbate and Lactobacillus plantarum MTD1 on production of ethanol and other volatile organic compounds in corn silage. Animal Feed Science and Technology, 208, 79-85. https://doi.org/10.1016/j.anifeedsci.2015.07.007

Ambye-Jensen, M. & Adamsen, A. P. S. (2015). Green biorefinery concept producing local feed protein - feasibility study and comparison of central vs. decentral implementation. Abstract from 11th International Conference on Renewable Resources & Biorefineries , York, United Kingdom.

Ambye-Jensen, M., Stødkilde-Jørgensen, L., Kragbæk Damborg, V., Jensen, S. K. & Adamsen, A. P. S. (2015). Green biorefinery feed protein - influence of harvest method and post-harvest time on protein extraction yield. Abstract from 37th Symposium on Biotechnology for Fuels and Chemicals, San Diego, United States. https://sim.confex.com/sim/37th/webprogram/Paper29527.html

Feilberg, A., Bildsøe, P. & Adamsen, A. P. S. (2015). Influence of surface processes on gaseous emissions from manure slurry - Surface oxidation and pH gradient. In RAMIRAN 2015 - 16th International Conference Rural-Urban Symbiosis: Abstract Book (pp. 95-95). Article TC-O_11 TuTech Innovation GmbH, Hamburg. http://ramiran2015.de/wp-content/uploads/2016/01/RAMIRAN2015_Abstract-Book.pdf

Displaying results 101 to 150 out of 281

Revised 18.03.2026