Education

Research Description

Animal waste management, nutrient recovery and sustainable food production and distribution.

Honors and Awards

• College of Engineering Outstanding Faculty Mentoring Citation, 2016
• Inducted to Arkansas Academy of Biological and Agricultural Engineers, 2007

Publications

Effects of Co-occurring Species Present in Swine Lagoons on Adsorption of Copper on Eggshell

Hess, B. J., Kolar, P., Classen, J. J., Knappe, D., & Cheng, J. J. (2019), INTERNATIONAL JOURNAL OF ENVIRONMENTAL RESEARCH, 13(4), 613–622. https://doi.org/10.1007/s41742-019-00203-x

Physicochemical data of p-cresol, butyric acid, and ammonia

Kolar, P., Classen, J., & Hall, S. G. (2019, October), DATA IN BRIEF, Vol. 26. https://doi.org/10.1016/j.dib.2019.104356

The Development of the INFEWS-ER: A Virtual Resource Center for Transdisciplinary Graduate Student Training at the Nexus of Food, Energy, and Water

Rodriguez, L. F., Marshall, A.-M., Cotton, D., Koelsch, R., Koziel, J., Meyer, D., … Saundry, P. D. (2019), FRONTIERS IN ENVIRONMENTAL SCIENCE, 7. https://doi.org/10.3389/fenvs.2019.00038

Valorization of Swine Manure into Hydrochars

Lentz, Z., Kolar, P., & Classen, J. J. (2019), PROCESSES, 7(9). https://doi.org/10.3390/pr7090560

Evaluation of waste eggshells for adsorption of copper from synthetic and swine wastewater

Hess, B. J., Kolar, P., Classen, J., Knappe, D., & Cheng, J. J. (2018), Transactions of the ASABE, 61(3), 967–976. https://doi.org/10.13031/trans.12599

Approaches to agricultural innovation and their effectiveness

Kick, E. L., Zering, K., & Classen, J. (2017), Aims Agriculture and Food, 2(4), 370–373. https://doi.org/10.3934/agrfood.2017.4.370

Catalytic valorization of lignin using niobium oxide

Das, L., Kolar, P., Sharma-Shivappa, R., Classen, J., & Osborne, J. A. (2017), Waste and Biomass Valorization, 8(8), 2673–2680. https://doi.org/10.1007/s12649-016-9717-8

Modeling the growth of archaeon halobacterium halobium affected by temperature and light

Lu, H., Yuan, W., Cheng, J., Rose, R., Classen, J., & Simmons, O. D. (2017), Applied Biochemistry and Biotechnology, 181(3), 1080–1095. https://doi.org/10.1007/s12010-016-2270-x

Thermochemical conversion: A prospective swine manure solution for North Carolina

Lentz, Z., Classen, J., & Kolar, P. (2017), Transactions of the ASABE, 60(3), 591–600. https://doi.org/10.13031/trans.12074

Size distributions of bioaerosols in an egg production facility and its vicinity

Hu, D., Wang-Li, L. J., Simmons, O. D., Classen, J., & Osborne, J. A. (2016), Environmental Engineering Science, 33(4), 215–223. https://doi.org/10.1089/ees.2015.0220

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