William Bahnfleth

Affiliate Researcher
Titles and Affiliations
Professor, Architectural Engineering

Research Summary

Thermal storage, district heating and cooling, indoor air quality, building energy modeling and analysis, applications of thermal sciences to buildings, and sampling protocols for indoor bioaerosol contaminants.

In the News

Research Keywords

Projects

Recent Publications

Engineering Infection Controls to Reduce Indoor Transmission of Respiratory Infections A Scoping Review

Baduashvili, A., Radonovich, L., Leslie, L., Pease, S., Brickson, C., Chockalingam, L., Banacos, N., Fitzgerald, B., Wagner, J., Bahnfleth, W. P., Cox-Ganser, J., Mead, K. R., Olsiewski, P., Gregory, C. O., Stone, E., Taliano, J., Weissman, D. N. & Bero, L., Sep 2025, In: Annals of internal medicine. 178, 9, p. 1314-1325 12 p.

Research output: Contribution to journalReview articlepeer-review

An indoor air pollution research strategy for the United Arab Emirates

Gibson, J. M. D., Ajaj, R., Al Khazraji, A., Shamsi, L. A., Bahnfleth, W. P., Bonn, D., Bronstein, K., Dghaim, R., Eldanaf, T., El Sadig, M., Fadeyi, M. O., Francis, D., Kilroy, G., Kusum, S. A., Li, Y., Mubarak Madhi, A., Mathew, M., Miller, S. L., Peccia, J. & Samri, D. & 3 others, Saraiji, R., Wargocki, P. & Zaitoun, F. H., Jun 2025, In: Indoor Environments. 2, 2, 100086.

Research output: Contribution to journalArticlepeer-review

Analysis of indoor secondary organic aerosol formation near occupants in a classroom using computational fluid dynamics simulations

Yee, S., Won, Y., Cummings, B., Waring, M., Bahnfleth, W. P. & Rim, D., Aug 13 2025, In: Environmental Science: Processes and Impacts. 27, 8, p. 2538-2549 12 p.

Research output: Contribution to journalArticlepeer-review

Three things we can do now to reduce the risk of avian influenza spillovers

Yeh, K. B., Bahnfleth, W. P., Bradforda, E., Cardona, C., Coleman, K. K., Hudson, P. J., Dadonaite, B., Hutchins, R. J., Maresso, A., MacIntyre, C. R. & Scotch, M., Aug 5 2025, In: Proceedings of the National Academy of Sciences of the United States of America. 122, 31, e2503565122.

Research output: Contribution to journalArticlepeer-review

Investigation of a DNA tagged aerosol tracer method for In Situ evaluation of germicidal UV air cleaner effectiveness

Arvelo, I., Blatchley, E. R., Bahnfleth, W. P., Arnold, P., Fry, A., Topete, M., Zhou, L., Palmer, W., Piper, P. J., Zhang, J., Dexter, W. A., Palma, N. & Heredia, N. J., Aug 15 2024, In: Building and Environment. 262, 111828.

Research output: Contribution to journalArticlepeer-review

Toward Clean and Green Buildings

Marr, L. C., Cappa, C. D., Bahnfleth, W. P., Bertram, T. H., Corsi, R. L., Ellis, M. J., Henze, G. P., Isaacman-VanWertz, G., Miller, S. L., Pistochini, T., Ristenpart, W. D., Vance, M. E. & Vikesland, P. J., Sep 1 2024, In: Journal of Environmental Engineering (United States). 150, 9, 02524002.

Research output: Contribution to journalReview articlepeer-review

Optimal design and operation of the hybrid absorption-compression chiller plants - Energy and economic analysis

Moghaddas-Zadeh, N., Farzaneh-Gord, M. & Bahnfleth, W. P., Apr 1 2024, In: Journal of Building Engineering. 82, 108182.

Research output: Contribution to journalArticlepeer-review

Mandating indoor air quality for public buildings If some countries lead by example, standards may increasingly become normalized

Morawska, L., Allen, J., Bahnfleth, W., Bennett, B., Bluyssen, P. M., Boerstra, A., Buonanno, G., Cao, J., Dancer, S. J., Floto, A., Franchimon, F., Greenhalgh, T., Haworth, C., Hogeling, J., Isaxon, C., Jimenez, J. L., Kennedy, A., Kumar, P., Kurnitski, J. & Li, Y. & 23 others, Loomans, M., Marks, G., Marr, L. C., Mazzarella, L., Melikov, A. K., Miller, S. L., Milton, D. K., Monty, J., Nielsen, P. V., Noakes, C., Peccia, J., Prather, K. A., Querol, X., Salthammer, T., Sekhar, C., Seppänen, O., Tanabe, S. I., Tang, J. W., Tellier, R., Tham, K. W., Wargocki, P., Wierzbicka, A. & Yao, M., Mar 29 2024, In: Science. 383, 6690, p. 1418-1420 3 p.

Research output: Contribution to journalArticlepeer-review

How Do Particle Filters Work?

Owen, K., Stephens, B., Bahnfleth, W. P. & Zaatari, M., Dec 2024, In: ASHRAE Journal. 66, 12, p. 14-19 6 p.

Research output: Contribution to journalArticlepeer-review

CFD modeling of reactive species air cleaner applications in a classroom

Won, Y., Bahnfleth, W. & Cimbala, J., Dec 2024, In: Indoor Environments. 1, 4, 100046.

Research output: Contribution to journalArticlepeer-review

Infectious Aerosol Control: A First Look at ASHRAE Standard 241

Bahnfleth, W. & Sherman, M., Aug 2023, In: ASHRAE Journal. 65, 8, p. 26-28 3 p.

Research output: Contribution to journalArticlepeer-review

CFD Analysis of Fixture Output Impact on Upper room Germicidal Ultraviolet Light System Performance

Khankari, K. & Bahnfleth, W., Jun 2023, In: ASHRAE Journal. 65, 6, p. 48-58 11 p.

Research output: Contribution to journalArticlepeer-review

CFD Analysis of Room Air Distribution: Effect On Upper-Room UVGI System Performance

Khankari, K. & Bahnfleth, W. P., Nov 2023, In: ASHRAE Journal. 65, 11, p. 48-56 9 p.

Research output: Contribution to journalArticlepeer-review

Inactivation of HCoV-NL63 and SARS-CoV-2 in aqueous solution by 254 nm UV-C

Li, L. X., Nissly, R. H., Swaminathan, A., Bird, I. M., Boyle, N. R., Nair, M. S., Greenawalt, D. I., Gontu, A., Cavener, V. S., Sornberger, T., Freihaut, J. D., Kuchipudi, S. V. & Bahnfleth, W. P., Aug 2023, In: Journal of Photochemistry and Photobiology B: Biology. 245, 112755.

Research output: Contribution to journalArticlepeer-review

ANN-based procedure to obtain the optimal design and operation of the compression chiller network – Energy, economic and environmental analysis

Moghaddas-Zadeh, N., Farzaneh-Gord, M., Ebrahimi-Moghadam, A. & Bahnfleth, W. P., Aug 1 2023, In: Journal of Building Engineering. 72, 106711.

Research output: Contribution to journalArticlepeer-review