Pedersen, J., Romio, C., Labouriau, R., Pacholski, A. S.
& Hafner, S. D. (2023).
Mitigating ammonia emission from slurry digestate applied to winter wheat crops: effect of digestate composition, digestate treatment, and application technique. Abstract fra RAMIRAN, Cambridge, Storbritannien.
Pedersen, J., Hafner, S. D., Karlsson, V., Pacholski, A. S.
, Labouriau, R. & Kamp, J. N. (2023).
Optimized design of flux chambers for online measurements of NH3 emission after field application of slurry with full-scale farm machinery. Abstract fra EGU General Assembly 2023, Vienna, Østrig.
https://doi.org/10.5194/egusphere-egu23-12677
Støckler, A. H., Pedersen, J., Kamp, J. N., Feilberg, A. & Hafner, S. D. (2023).
Effect of manure separation on ammonia emission during storage and subsequent field application. Abstract fra EGU General Assembly 2023, Vienna, Østrig.
https://doi.org/10.5194/egusphere-egu23-12913
Dalby, F. R., Hafner, S. D., Petersen, S. O., Hansen, M. J., Adamsen, A. P. S. & Feilberg, A. (2022).
The Anaerobic Biodegradation Model (ABM): A flexible tool for predicting methane emission from livestock manure. Poster-session præsenteret på Zero Greenhouse Emission in High Productive Agriculture, Hellerup, Danmark.
Dalby, F. R., Hafner, S. D., Petersen, S. O., Hansen, M. J., Adamsen, A. P. S. & Feilberg, A. (2022).
The Anaerobic Biodegradation Model (ABM): A flexible tool for predicting methane emission from livestock manure. Abstract fra 8th International Greenhouse Gas & Animal Agriculture Conference, Orlando, USA.
Hafner, S. D., Astals, S., Holliger, C., Koch, K., Nielsen, L., Refsahl, L. & Weinrich, S. (2022).
Assessing the value of kinetic results from biochemical methane potential tests: Reproducibility from a large inter-laboratory study.
Cleaner Chemical Engineering,
4, Artikel 100065.
https://doi.org/10.1016/j.clce.2022.100065
Møller, H. B., Sørensen, P., Olesen, J. E., Petersen, S. O., Nyord, T. & Sommer, S. G. (2022).
Agricultural Biogas Production—Climate and Environmental Impacts.
Sustainability,
14(3), Artikel 1849.
https://doi.org/10.3390/su14031849
Sommer, S. G., Hafner, S. D., Laubach, J., van der Weerden, T. J., Leytem, A. B. & Pacholski, A. (2022).
Model for calculating ammonia emission from stored animal liquid manure.
Biosystems Engineering,
223(Part A), 41-55.
https://doi.org/10.1016/j.biosystemseng.2022.08.007
Beltran, I., van der Weerden, T. J., Alfaro, M. A., Amon, B., de Klein, C. A. M., Grace, P.
, Hafner, S., Hassouna, M.
, Hutchings, N., Krol, D. J., Leytem, A. B., Noble, A., Salazar, F., Thorman, R. E. & Velthof, G. L. (2021).
DATAMAN: A global database of nitrous oxide and ammonia emission factors for excreta deposited by livestock and land-applied manure.
Journal of Environmental Quality,
50(2), 513-527.
https://doi.org/10.1002/jeq2.20186Dalby, F. R., Hafner, S. D., Petersen, S. O., Vanderzaag, A., Habtewold, J., Dunfield, K., Chantigny, M. H.
& Sommer, S. G. (2021).
A mechanistic model of methane emission from animal slurry with a focus on microbial groups.
PLoS One,
16(6), Artikel 0252881.
https://doi.org/10.1371/journal.pone.0252881
Dalby, F. R., Hafner, S. D., Petersen, S. O., VanderZaag, A. C., Habtewold, J., Dunfield, K., Chantigny, M. H.
& Sommer, S. G. (2021).
Understanding methane emission from stored animal manure: A review to guide model development.
Journal of Environmental Quality,
50(4), 817-835.
https://doi.org/10.1002/jeq2.20252
Holliger, C., Astals, S., de Laclos, H. F.
, Hafner, S. D., Koch, K. & Weinrich, S. (2021).
Towards a standardization of biomethane potential tests: A commentary.
Water Science and Technology,
83(1), 247-250.
https://doi.org/10.2166/wst.2020.569Hu, Y., Khomenko, O., Shi, W., Velasco-Sánchez, Á., Ashekuzzaman, S. M., Bennegadi-Laurent, N., Daly, K., Fenton, O., Healy, M., Leahy, J. J.
, Sørensen, P., Sommer, S. G., Taghizadeh-Toosi, A. & Trinsoutrot-Gattin, I. (2021).
Systematic Review of Dairy Processing Sludge and Secondary STRUBIAS Products Used in Agriculture.
Frontiers in Sustainable Food Systems,
5, Artikel 763020.
https://doi.org/10.3389/fsufs.2021.763020
Mortensen, J. R.
, Ward, A. J., Weisbjerg, M. R., Hafner, S. D. & Møller, H. B. (2021).
Determination of nitrogen and sulphur mineralization in batch and semi-continuous anaerobic digestion using an artificial fiber bag technique.
Energies,
14(14), Artikel 4205.
https://doi.org/10.3390/en14144205Nyord, T., Hafner, S. D., Adamsen, A. P. S. & Sommer, S. G., (2021).
Ammoniakfordampning fra forsuret gylle ved udbringning med slæbeslange, Nr. 2020-0188079, 18 s., feb. 15, 2021.
Olesen, J. E., Møller, H. B., Petersen, S. O., Sørensen, P., Nyord, T. & Sommer, S. G. (2021).
Sustainable biogas - climate and environmental effects of biogas production. DCA - Nationalt Center for Fødevarer og Jordbrug. DCA rapport Nr. 181
https://dcapub.au.dk/djfpublikation/index.asp?action=show&id=1463
Pedersen, J. M., Andersson, K.
, Feilberg, A., Delin, S.
, Hafner, S. D. & Nyord, T. (2021).
Effect of exposed surface area on ammonia emissions from untreated, separated, and digested cattle manure.
Biosystems Engineering,
202, 66-78.
https://doi.org/10.1016/j.biosystemseng.2020.12.005
Sommer, S. G., Petersen, S. O., Winding, A., Olesen, J. E., Lund, P. & Munkholm, L. J. (2021, nov.).
Teknologier til et klimaneutralt landbrug. JA Aktuelt.
https://www.jaaktuelt.dk/artikler/2021/teknologier-til-et-klimaneutralt-landbrug/
Wagner, C.
, Nyord, T., Vestergaard, A. V.
, Hafner, S. D. & Pacholski, A. S. (2021).
Acidification effects on in situ ammonia emissions and cereal yields depending on slurry type and application method.
Agriculture (Switzerland),
11(11), Artikel 1053.
https://doi.org/10.3390/agriculture11111053Adamsen, A. P. S., Sommer, S. G., Feilberg, A. & Nyord, T., (2020).
Forsuring af flydende husdyrgødning og afgasset biomasse ifbm. udbringning, Nr. 2020-0055171, 7 s., aug. 31, 2020.
Amodeo, C.
, Hafner, S. D., Franco, R. T., Benbelkacem, H., Moretti, P., Bayard, R. & Buffière, P. (2020).
How Different are manometric, gravimetric, and automated volumetric BMP results? Water (Switzerland),
12(6), Artikel 1839.
https://doi.org/10.3390/w12061839Astals, S., Koch, K., Weinrich, S.
, Hafner, S. D., Tait, S. & Peces, M. (2020).
Impact of storage conditions on the methanogenic activity of anaerobic digestion inocula.
Water (Switzerland),
12(5), Artikel 1321.
https://doi.org/10.3390/W12051321Koch, K.
, Hafner, S. D., Weinrich, S., Astals, S. & Holliger, C. (2020).
Power and Limitations of Biochemical Methane Potential (BMP) Tests.
Frontiers in Energy Research,
8, Artikel 63.
https://doi.org/10.3389/fenrg.2020.00063Lavrsen Kure, J., Krabben, J., Duelund, L., Vilms Pedersen, S.
& Gjedde Sommer, S. (2020).
Validation and comparison of ammonia measurement techniques used to determine ammonia absorbed by passive absorption samplers.
Canadian Journal of Soil Science,
100(2), 175-178.
https://doi.org/10.1139/cjss-2019-0124Mikkelsen, M. H., Albrektsen, R., Hafner, S. D., Nyord, T. & Sommer, S. G., (2020).
Konsekvensberegning for ammoniakemissionen fra udbringning af husdyrgødning, som følge af opdatering af data og emissionsfaktorer, 16 s., Fagligt notat fra DCE – Nationalt Center for Miljø og Energi (2020-...) Bind 2020 Nr. 85
https://dce.au.dk/fileadmin/dce.au.dk/Udgivelser/Notatet_2020/N2020_85.pdf
Olesen, J. E., Møller, H. B., Petersen, S. O., Sørensen, P., Nyord, T. & Sommer, S. G. (2020).
Bæredygtig biogas - klima og miljøeffekter af biogasproduktion. DCA - Nationalt Center for Fødevarer og Jordbrug. DCA rapport Nr. 175
https://dcapub.au.dk/djfpublikation/index.asp?action=show&id=1454
Pedersen, J. M., Feilberg, A., Kamp, J. N., Hafner, S. & Nyord, T. (2020).
Ammonia emission measurement with an online wind tunnel system for evaluation of manure application techniques.
Atmospheric Environment,
230, Artikel 117562.
https://doi.org/10.1016/j.atmosenv.2020.117562
Pedersen, S. V., Marti-Herrero, J.
, Singh, A. K., Sommer, S. G. & Hafner, S. D. (2020).
Management and design of biogas digesters: A non-calibrated heat transfer model.
Bioresource Technology,
296, Artikel 122264.
https://doi.org/10.1016/j.biortech.2019.122264Cao, Y., Wang, X., Bai, Z., Chadwick, D., Misselbrook, T.
, G. Sommer, S., Qin, W. & Ma, L. (2019).
Mitigation of ammonia, nitrous oxide and methane emissions during solid waste composting with different additives: A meta-analysis.
Journal of Cleaner Production,
235, 626-635.
https://doi.org/10.1016/j.jclepro.2019.06.288Hafner, 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
