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Personal profile

Education/Academic qualification

Civil and Environmental Engineering, PhD, Stanford University

… → 2011

Civil and Environmental Engineering, MS, Stanford University

… → 2006

Chemical Engineering, BS, Rice University

… → 2003

Environmental Engineering, BA, Rice University

… → 2003

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Waste Water Medicine & Life Sciences
biofilm Earth & Environmental Sciences
activated sludge Earth & Environmental Sciences
Biofilms Medicine & Life Sciences
ammonia Earth & Environmental Sciences
Ammonia Medicine & Life Sciences
Sewage Medicine & Life Sciences
Bioreactors Medicine & Life Sciences

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Grants 2011 2019

Research Output 2003 2019

3 Citations (Scopus)

Biomass segregation between biofilm and flocs improves the control of nitrite-oxidizing bacteria in mainstream partial nitritation and anammox processes

Laureni, M., Weissbrodt, D. G., Villez, K., Robin, O., de Jonge, N., Rosenthal, A., Wells, G., Nielsen, J. L., Morgenroth, E. & Joss, A., May 1 2019, In : Water Research. p. 104-116 13 p.

Research output: Contribution to journalArticle

Open Access

Comammox Nitrospira are the dominant ammonia oxidizers in a mainstream low dissolved oxygen nitrification reactor

Roots, P., Wang, Y., Rosenthal, A. F., Griffin, J. S., Sabba, F., Petrovich, M., Yang, F., Kozak, J. A., Zhang, H. & Wells, G., Jun 15 2019, In : Water Research. p. 396-405 10 p.

Research output: Contribution to journalArticle

Dissolved oxygen
dissolved oxygen

Exploring co-occurrence patterns between organic micropollutants and bacterial community structure in a mixed-use watershed

Gao, H., Lavergne, J. M., Carpenter, C. M. G., Desai, R., Zhang, X., Gray, K. A., Helbling, D. E. & Wells, G., May 1 2019, In : Environmental Science: Processes and Impacts. 21, 5, p. 867-880 14 p.

Research output: Contribution to journalArticle

Bacterial Structures
Surface waters
community structure

Genome-centric metagenomics resolves microbial diversity and prevalent truncated denitrification pathways in a denitrifying PAO-enriched bioprocess

Gao, H., Mao, Y., Zhao, X., Liu, W. T., Zhang, T. & Wells, G., May 15 2019, In : Water Research. p. 275-287 13 p.

Research output: Contribution to journalArticle

Nitric oxide
3 Citations (Scopus)

Improving dewaterability and filterability of waste activated sludge by electrochemical Fenton pretreatment

Cai, M., Wang, Q., Wells, G., Dionysiou, D. D., Song, Z., Jin, M., Hu, J., Ho, S. H., Xiao, R. & Wei, Z., Apr 15 2019, In : Chemical Engineering Journal. p. 525-536 12 p.

Research output: Contribution to journalArticle

activated sludge