[PDF][PDF] A threshold selection method from gray-level histograms

N Otsu - Automatica, 1975‏ - dspace.tul.cz
Summary 16S rRNA-targeted oligonucleotide probes for eubacteria (EUB338), ammonium-
oxidizing bacteria (Nsm156) and nitrite-oxidizing bacteria (Nb1000) were used for the rapid …

Stereological assessment of extracellular polymeric substances, exo-enzymes, and specific bacterial strains in bioaggregates using fluorescence experiments

SS Adav, J Chun-Te Lin, Z Yang, CG Whiteley… - Biotechnology …, 2010‏ - Elsevier
This review addresses the introduction of fluorescent molecular tags into exo-enzymes and
extra polymeric substances of bioaggregates and the use of confocal laser scanning …

A CFD methodology for the design of sedimentation tanks in potable water treatment: Case study: The influence of a feed flow control baffle

AM Goula, M Kostoglou, TD Karapantsios… - Chemical Engineering …, 2008‏ - Elsevier
Computational fluid dynamics simulations are employed to assess the effect of adding a
vertical baffle at the feed section of a full-scale sedimentation tank for the improvement of …

Quantifying the 3D structure and function of porosity and pore space in natural sediment flocs

TJ Lawrence, SJ Carr, JAT Wheatland… - Journal of Soils and …, 2022‏ - Springer
Purpose Flocculated cohesive suspended sediments (flocs) play an important role in all
aquatic environments, facilitating the transport and deposition of sediment and associated …

The effect of influent temperature variations in a sedimentation tank for potable water treatment—A computational fluid dynamics study

AM Goula, M Kostoglou, TD Karapantsios, AI Zouboulis - Water research, 2008‏ - Elsevier
A computational fluid dynamics (CFD) model is used to assess the effect of influent
temperature variation on solids settling in a sedimentation tank for potable water treatment …

Settling characteristics of nonspherical porous sludge flocs with nonhomogeneous mass distribution

Y Cui, J Ravnik, P Steinmann, M Hriberšek - Water research, 2019‏ - Elsevier
The paper reports on the development of an advanced Lagrangian particle tracking model of
sludge flocs that takes into account its nonspherical shape, the internal porosity and …

Oxygen diffusion in active layer of aerobic granule with step change in surrounding oxygen levels

ZC Chiu, MY Chen, DJ Lee, CH Wang, JY Lai - Water Research, 2007‏ - Elsevier
High biomass density and large size limit the transfer of dissolved oxygen (DO) in aerobic
granules. In the literature, the oxygen diffusivity is often employed as an input parameter for …

Size-dependent anaerobic digestion rates of flocculated activated sludge: role of intrafloc mass transfer resistance

CP Chu, DG Tsai, DJ Lee, JH Tay - Journal of environmental management, 2005‏ - Elsevier
The anaerobic digestion rate for flocculated sludge has been considered to be lower than
that of original sludge, particularly in the later stages of digestion; Chu et al.(2003) attributed …

An image-based method for obtaining pore-size distribution of porous media

Z Yang, XF Peng, DJ Lee, MY Chen - Environmental science & …, 2009‏ - ACS Publications
This purpose of this investigation is to develop a new method for obtaining pore-size
distribution (PSD) and other pore parameters from inner structure images. This method can …

The effect of biomass characteristics on the partitioning and sorption hysteresis of 17α-ethinylestradiol

T Yi, WF Harper Jr - Water research, 2007‏ - Elsevier
A membrane bioreactor (MBR) and a conventional bioreactor (CBR) were operated under
various conditions to manipulate the biomass characteristics and evaluate the ensuing …