Per Halkjær Nielsen

Cand. scient., ph.d.

Professor, Department of Chemistry and Bioscience
Professor, The Faculty of Engineering and Science
Section of Biotechnology
Professor, Section of Biotechnology
Environmental Microbiology
Professor, Center for Microbial Communities

https://orcid.org/0000-0002-6402-1877

Phone9940 8503, 2173 5089, 9814 1808
Emailphn@bio.aau.dk
Website

Fredrik Bajers Vej 7, H, 3-503
9220 Aalborg
Denmark

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Personal profile

Keywords

Environment
Mikrobial communities (biofilm and consortia)
Identification and characterization of culture-independent bacteria
Adhesion of bacteria to surfaces, exopolymers
Biological treatment of wastewater, drinking water and air
Production of bioenergy (biogas), recovery of resources (phosphate)
Development of new methods in microbial ecology (-omics methods, isotopes, single cell techniques)
Biomedical Engineering
Disease-causing Bacteria and Implants
Chemistry and Bioscience
Environmental biotechnology
Microbiology
Microbial communities

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Projects 1998 2031

1 Active
17 Finished

In situ characterization of the microbial degraders of xenobiotic compounds from industrial waste and natural environments

Henriksen, K., Nielsen, P. H., Lund Nielsen, J., Møldrup, P. & Bjerring, M. L.

01/04/2001 → 12/06/2031

Project: Research

BoP-OP: Balance of Plant Optimisation

Kær, S. K., Nielsen, M. P., Larsen, M. & Nielsen, P. H.

EUDP

01/01/2015 → 31/12/2017

Project: Research

Fuel cells

Operating costs

Hydrogen

Costs

Demonstrations

Kontrol af trådformede bakterier i næringssaltfjernende renseanlæg / Control of filamentous bulking in nutrient removal activated sludge plants

Roslev, P., Gessesse, A., Nielsen, P. H. & Lund Nielsen, J.

19/05/2010 → 19/05/2014

Project: Research

Trådformede mikroorganismer i industrielle vandsystemer / Dynamics and composition of filamentous microorganism communities in industrial water systems (DYNAFILM)

Kragelund, C., Nielsen, P. H. & Lund Nielsen, J.

19/05/2010 → 19/05/2014

Project: Research

Identitet og egenskaber af flokdannende bakterier i aktivt slam / Identity and properties of floc forming bacteria in activated sludge

Lund Nielsen, J., Nielsen, P. H. & Larsen, P.

19/05/2010 → 19/05/2014

Project: Research

Research Output 1987 2019

Comprehensive ecosystem-specific 16S rRNA gene databases with automated taxonomy assignment (AutoTax) provide species-level resolution in microbial ecology

Dueholm, M. S., Andersen, K. S., Petriglieri, F., McIlroy, S. J., Nierychlo, M. A., Petersen, J. F., Kristensen, J. M., Yashiro, E., Karst, S. M., Albertsen, M. & Nielsen, P. H., 2019, In : bioRxiv.

Research output: Contribution to journal › Journal article › Research

Ecology

rRNA Genes

Ecosystem

Databases

Oligonucleotide Probes

Contribution of planktonic bacteria to MBR fouling

Jørgensen, M. K., Hove Hansen, S., Nierychlo, M. A., Christensen, M. L. & Nielsen, P. H., 25 Jun 2019.

Research output: Contribution to conference without publisher/journal › Conference abstract for conference › Research › peer-review

fouling

bioreactor

membrane

bacterium

sludge

5 Citations (Scopus)

47 Downloads (Pure)

Genomic insights into Candidatus Amarolinea aalborgensis gen. nov., sp. nov., associated with settleability problems in wastewater treatment plants

Andersen, M. H., McIlroy, S. J., Nierychlo, M., Nielsen, P. H. & Albertsen, M., 1 Jan 2019, In : Systematic and Applied Microbiology. 42, 1, p. 77-84 8 p.

Research output: Contribution to journal › Journal article › Research › peer-review

Open Access

File

Chloroflexi

Waste Water

wastewater treatment

genomics

genome

4 Citations (Scopus)

Global diversity and biogeography of bacterial communities in wastewater treatment plants

Wu, L., Ning, D., Zhang, B., Li, Y., Zhang, P., Shan, X., Zhang, Q., Brown, M., Li, Z., Van Nostrand, J. D., Ling, F., Xiao, N., Zhang, Y., Vierheilig, J., Wells, G. F., Yang, Y., Deng, Y., Tu, Q., Wang, A., Zhang, T. & 14 others, He, Z., Keller, J., Nielsen, P. H., Alvarez, P. J. J., Criddle, C. S., Wagner, M., Tiedje, J. M., He, Q., Curtis, T. P., Stahl, D. A., Alvarez-Cohen, L., Rittmann, B. E., Wen, X. & Zhou, J., 13 May 2019, In : Nature Microbiology. 4, p. 1183-1195 13 p.

Research output: Contribution to journal › Journal article › Research › peer-review

New training to meet the global phosphorus challenge

Reitzel, K., Bennett, W., Berger, N., Brownlie, W. J., Bruun, S., Christensen, M. L., Cornell, D., van Dijk, K., Egemose, S., Eigner, H., Gluud, R. N., Gronfors, O., Hermann, L., Houot, S., Hupfer, M., Jacobs, B., Korving, L., Kjærgaard, C., Liimatainen, H., van Loosdrecht, M. C. M. & 22 others, Macintosh, K. A., Magid, J., Maia, F., Martin-Ortega, J., McGrath, J., Meulepas, R., Murry, M., Neset, T-S., Neumann, G., Nielsen, U. G., Nielsen, P. H., O’Flaherty, V., Qu, H., Santner, J., Seufert, V., Spears, B., Stringer, L. C., Stutter, M., Verburg, P. H., Wilfert, P., Williams, P. N. & Metson, G., Jul 2019, In : Environmental Science and Technology. 53, 15, p. 8479-8481 3 p.

Research output: Contribution to journal › Journal article › Research › peer-review