Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Factors Affecting Solubility04:01

Factors Affecting Solubility

Compared with pure water, the solubility of an ionic compound is less in aqueous solutions containing a common ion (one also produced by dissolution of the ionic compound). This is an example of a phenomenon known as the common ion effect, which is a consequence of the law of mass action that may be explained using Le Chȃtelier’s principle. Consider the dissolution of silver iodide:
Sampling Methods: Sample Types01:18

Sampling Methods: Sample Types

Sampling materials are classified into three main types: solid, liquid, and gas.
Solid samples include a variety of substances, such as sediments from water bodies, soil, metals, and biological tissues. Two standard methods for extracting sediments from water bodies are grab sampling and piston coring. Grab sampling involves using a device to collect a discrete sediment sample from the bottom of a water body with minimal disturbance. Grab samples do not always represent the entire area due to...
Analyte Adsorption and Distribution01:09

Analyte Adsorption and Distribution

In certain chromatographic separations, solutes transfer between the mobile phase and the stationary phase via sorption, which typically refers to the process of adsorption. For many chromatographic systems, the sorption process often depends on the polarity of the compounds—an expression of the overall dipole moment within the molecule. During the separation process, there is competition between the solute and solvent for adsorption to the stationary phase. Highly polar compounds and solvents...
Adsorption Isotherms I01:29

Adsorption Isotherms I

Adsorption isotherms are mathematical models that describe how molecules in a gas or liquid phase interact with surfaces. Two of the most common isotherm models are the Langmuir and Freundlich isotherms, which relate to Type I monolayer chemisorption. The Langmuir model is based on four key assumptions:• Adsorption cannot exceed monolayer coverage.• All surface sites are equivalent.• Molecules adsorb only at vacant sites.• There are no interactions between adsorbed molecules.Consider the...

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

A Framework for Antimicrobial Resistance Risk Assessment, Monitoring, and Risk-Reduction Practices along the Reused Water-Soil-Crop-Human Continuum.

Environmental science & technology·2026
Same author

Making waves: Multicriteria strategies are key to reimagine the future of sewage sludge processing in Europe.

Water research·2026
Same author

Sub-inhibitory concentrations of antibiotics modulate antimicrobial resistance fate in a biofilm-grazer system.

Environmental pollution (Barking, Essex : 1987)·2026
Same author

Comparison of domestic and mixed wastewater reveals limited impact of hospital effluent discharge on antibiotic resistance.

International journal of hygiene and environmental health·2026
Same author

Tracking antibiotic resistance genes and microbiome shifts under reclaimed wastewater irrigation: Root-associated selective modulation.

Journal of environmental management·2026
Same author

Comparing risk-based approaches to jointly assess environmental and human health risks and prioritize emerging contaminants in agricultural wastewater reuse.

Journal of hazardous materials·2025

Related Experiment Video

Updated: May 25, 2026

Sampling, Sorting, and Characterizing Microplastics in Aquatic Environments with High Suspended Sediment Loads and Large Floating Debris
05:31

Sampling, Sorting, and Characterizing Microplastics in Aquatic Environments with High Suspended Sediment Loads and Large Floating Debris

Published on: July 28, 2018

Micropollutant and sludge characterization for modeling sorption equilibria.

Maialen Barret1, Hélène Carrère, Eric Latrille

  • 1INRA, UR050, Laboratoire de Biotechnologie de l'Environnement, 11100 Narbonne, France.

Environmental Science & Technology
|January 9, 2010
PubMed
Summary

Sludge properties significantly influence hydrophobic micropollutant sorption, with anaerobic digestion enhancing this process. This study provides models to predict micropollutant sorption in wastewater treatment sludge.

More Related Videos

Assembly and Characterization of Polyelectrolyte Complex Micelles
08:44

Assembly and Characterization of Polyelectrolyte Complex Micelles

Published on: March 2, 2020

Dissolved Solute Sampling Across an Oxic-Anoxic Soil-Water Interface Using Microdialysis Profilers
11:43

Dissolved Solute Sampling Across an Oxic-Anoxic Soil-Water Interface Using Microdialysis Profilers

Published on: March 24, 2023

Related Experiment Videos

Last Updated: May 25, 2026

Sampling, Sorting, and Characterizing Microplastics in Aquatic Environments with High Suspended Sediment Loads and Large Floating Debris
05:31

Sampling, Sorting, and Characterizing Microplastics in Aquatic Environments with High Suspended Sediment Loads and Large Floating Debris

Published on: July 28, 2018

Assembly and Characterization of Polyelectrolyte Complex Micelles
08:44

Assembly and Characterization of Polyelectrolyte Complex Micelles

Published on: March 2, 2020

Dissolved Solute Sampling Across an Oxic-Anoxic Soil-Water Interface Using Microdialysis Profilers
11:43

Dissolved Solute Sampling Across an Oxic-Anoxic Soil-Water Interface Using Microdialysis Profilers

Published on: March 24, 2023

Area of Science:

  • Environmental Science
  • Environmental Chemistry
  • Water Treatment

Background:

  • Hydrophobic micropollutant sorption in sludge is a key factor in their environmental fate.
  • Understanding sorption equilibria is crucial for effective wastewater treatment.
  • Dissolved and colloidal matter (DCM) also plays a role in micropollutant partitioning.

Purpose of the Study:

  • To investigate how sludge and micropollutant characteristics affect sorption equilibria.
  • To quantify sorption to particles and DCM for various micropollutants and sludge types.
  • To develop predictive models for micropollutant sorption in sludge.

Main Methods:

  • Measured equilibrium constants for 13 polycyclic aromatic hydrocarbons, 5 polychlorobiphenyls, and nonylphenol.
  • Utilized five sludge types: primary, secondary, thermally treated, anaerobically digested, and doubly treated.
  • Employed partial least-squares linear regressions to analyze sorption data.

Main Results:

  • Thermal treatment eliminated sorption to DCM.
  • Anaerobic biological treatment increased micropollutant sorption to particles and DCM by one logarithmic unit.
  • Sludge physical and chemical characteristics were more influential on sorption than micropollutant properties.

Conclusions:

  • Sludge characteristics are the primary drivers of hydrophobic micropollutant sorption.
  • Anaerobic digestion significantly enhances micropollutant sorption through matter transformation.
  • Developed predictive models for micropollutant sorption in wastewater sludge using a novel three-compartment approach.