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Cited by 306

The DOI matches its Crossref record; 29 of the 29 references it cites were found in a registry or an index.

Particle-Based Multidimensional Multispecies Biofilm Model

Open access
Picioreanu, Cristian, Kreft, Jan-Ulrich, van Loosdrecht, Mark C. M.·2004·Applied and Environmental Microbiology

Abstract

In this paper we describe a spatially multidimensional (two-dimensional [2-D] and three-dimensional [3-D]) particle-based approach for modeling the dynamics of multispecies biofilms growing on multiple substrates. The model is based on diffusion-reaction mass balances for chemical species coupled with microbial growth and spreading of biomass represented by hard spherical particles. Effectively, this is a scaled-up version of a previously proposed individual-based biofilm model. Predictions of this new particle-based model were quantitatively compared with those obtained with an established one-dimensional (1-D) multispecies model for equivalent problems. A nitrifying biofilm containing aerobic ammonium and nitrite oxidizers, anaerobic ammonium oxidizers, and inert biomass was chosen as an example. The 2-D and 3-D models generally gave the same results. If only the average flux of nutrients needs to be known, 2-D and 1-D models are very similar. However, the behavior of intermediates, which are produced and consumed in different locations within the biofilm, is better described in 2-D and 3-D models because of the multidirectional concentration gradients. The predictions of 2-D or 3-D models are also different from those of 1-D models for slowly growing or minority species in the biofilm. This aspect is related to the mechanism of biomass spreading or advection implemented in the models and should receive more attention in future experimental studies.

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Crossref · 10.1128/aem.70.5.3024-3040.2004

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Metadata

Authors
Picioreanu, C., Kreft, J.-U., & van Loosdrecht, M. C. M.
Venue
Applied and Environmental Microbiology
Published
2004-05
Volume
70
Issue
5
Pages
3024-3040
ISSN
  • 0099-2240 (ISSN-L)
  • 1098-5336
OpenAlex
W2116818707
Cited by
306
References
29
FWCI
15.22
Type
journal article
Language
en
Open access
green

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CoChat. (2026). Citation check: Particle-Based Multidimensional Multispecies Biofilm Model. https://app.cochat.ai/papers/10.1128/aem.70.5.3024-3040.2004
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Picioreanu, C., Kreft, J.-U., & van Loosdrecht, M. C. M. (2004). Particle-Based Multidimensional Multispecies Biofilm Model. Applied and Environmental Microbiology. https://doi.org/10.1128/aem.70.5.3024-3040.2004

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Contains information from the Semantic Scholar Academic Graph Datasets, made available under the ODC Attribution License (ODC-BY 1.0).

Semantic Scholar’s data is described in: Kinney, R., et al. (2023). The Semantic Scholar Open Data Platform. arXiv:2301.10140.