Dr. rer. nat. Sabrina Hempel
Articles in peer reviewed journals [30 Results]
- Ouatahar, L.; Amon, B.; Bannink, A.; Amon, T.; Zentek, J.; Deng, J.; Janke, D.; Hempel, S.; Beukes, P.; Van der Weerden, T.; Krol, D.; Lanigan, G. (2025): production systems: Comparing dynamic process-based greenhouse gas emissions factors with IPCC Tier 1 and Tier 2 approaches in confinement and pasture-based systems. Journal of Cleaner Production. (486): p. 144479. Online: https://doi.org/10.1016/j.jclepro.2024.144479
- Amon, B.; Bannink, A.; Amon, T.; Zentek, J.; Deng, J.; Janke, D.; Hempel, S.; Beukes, P.; van der Weerden, T.; Krol, D.; Lanigan, G. (2024): An integral assessment of carbon and nitrogen emissions in dairy cattle production systems: Comparing dynamic process-based greenhouse gas emissions factors with IPCC Tier 1 and Tier 2 approaches in confinement and pasture-based systems. Journal of Cleaner Production. (1 January 2024): p. 144479. Online: https://doi.org/10.1016/j.jclepro.2024.144479
- Ouatahar, L.; Bannink, A.; Zentek, J.; Amon, T.; Deng, J.; Hempel, S.; Janke, D.; Beukes, P.; Van der Weerden, T.; Krol, D.; Lanigan, G.; Amon, B. (2024): An integral assessment of the impact of diet and manure management on whole-farm greenhouse gas and nitrogen emissions in dairy cattle production systems using process-based models. Waste Management. (October): p. 79-90. Online: https://doi.org/10.1016/j.wasman.2024.07.007
- Hempel, S.; Vu, T.; Amon, T.; Janke, D. (2023): The Influence of pH Dynamics on Modeled Ammonia Emission Patterns of a Naturally Ventilated Dairy Cattle Building. Atmosphere. (14): p. 1534. Online: https://doi.org/10.3390/atmos14101534
- Sahu, H.; Hempel, S.; Amon, T.; Zentek, J.; Römer, A.; Janke, D. (2023): Concentration gradients of ammonia, methane, and carbon dioxide at the outlet of a naturally ventilated dairy building. Atmosphere. (14): p. 1465. Online: https://doi.org/10.3390/atmos14091465
- Janke, D.; Bornwin, M.; Coorevits, K.; Hempel, S.; van Overbeke, P.; Demeyer, P.; Rawat, A.; Declerck, A.; Amon, T.; Amon, B. (2023): A low-cost wireless sensor network for barn climate and emission monitoring. Atmosphere. (14): p. 1643. Online: https://www.mdpi.com/2073-4433/14/11/1643
- Hempel, S.; Janke, D.; Losand, B.; Zeyer, K.; Zähner, M.; Mohn, J.; Amon, T.; Schrade, S. (2022): Comparison of methane emission patterns from dairy housings with solid and slatted floors at two locations. Agronomy. (2): p. 381. Online: https://doi.org/10.3390/agronomy12020381
- Hempel, S.; Ouatahar, L.; Janke, D.; Doumbia, E.; Willink, D.; Amon, B.; Bannink, A.; Amon, T. (2022): Ammonia emission prediction for dairy cattle housing from reaction kinetic modeling to the barn scale. Computers and Electronics in Agriculture. (August): p. 107168. Online: https://doi.org/10.1016/j.compag.2022.107168
- Janke, D.; Willink, D.; Ammon, C.; Doumbia, E.; Römer, A.; Amon, B.; Amon, T.; Hempel, S. (2022): Verification analysis of volume flow measured by a direct method and by two indirect CO2 balance methods. Applied Sciences. (10): p. 5203. Online: https://doi.org/10.3390/app12105203
- Janke, D.; Swaminathan, S.; Hempel, S.; Kasper, R.; Amon, T. (2021): Particulate matter dispersion modeling in agricultural applications: investigation of a transient open source solver. Agronomy. (11): p. 2246. Online: https://doi.org/10.3390/agronomy11112246