Jove
Visualize
Contact Us

Related Concept Videos

Analyte Adsorption and Distribution01:09

Analyte Adsorption and Distribution

2.8K
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...
2.8K
Solubility of Ionic Compounds02:55

Solubility of Ionic Compounds

68.4K
Solubility is the measure of the maximum amount of solute that can be dissolved in a given quantity of solvent at a given temperature and pressure. Solubility is usually measured in molarity (M) or moles per liter (mol/L). A compound is termed soluble if it dissolves in water.
68.4K
Catalysis02:50

Catalysis

30.8K
The presence of a catalyst affects the rate of a chemical reaction. A catalyst is a substance that can increase the reaction rate without being consumed during the process. A basic comprehension of a catalysts’ role during chemical reactions can be understood from the concept of reaction mechanisms and energy diagrams.
30.8K

You might also read

Related Articles

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

Sort by
Same author

Effects of organic ligands, phosphate and Ca on the structure and composition of Fe(III)-precipitates formed by Fe(II) oxidation at near-neutral pH.

Environmental science. Processes & impacts·2025
Same author

Quantification of per- and polyfluoroalkyl substances (PFAS) in air emissions: An interlaboratory comparison.

Chemosphere·2025
Same author

Combining sequential extractions with bulk and micro X-ray spectroscopy to elucidate iron and phosphorus speciation in sediments of an iron-treated peat lake.

Environmental science. Processes & impacts·2024
Same author

Effect of Oxidation on Vivianite Dissolution Rates and Mechanism.

Environmental science & technology·2024
Same author

Recycled Iron Phosphates: A New Phosphorus Fertilizer for Paddy Rice.

Environmental science & technology·2024
Same author

Oxidation State and Structure of Fe in Nontronite: From Oxidizing to Reducing Conditions.

ACS earth & space chemistry·2023
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 Experiment Video

Updated: Feb 16, 2026

Experimental System of Solar Adsorption Refrigeration with Concentrated Collector
07:18

Experimental System of Solar Adsorption Refrigeration with Concentrated Collector

Published on: October 18, 2017

15.1K

Thallium Adsorption onto Illite.

Silvan Wick1,2, Bart Baeyens3, Maria Marques Fernandes3

  • 1Eawag, Swiss Federal Institute of Aquatic Science and Technology , Überlandstrasse 133, CH-8600 Dübendorf, Switzerland.

Environmental Science & Technology
|December 30, 2017
PubMed
Summary

Illite clay effectively adsorbs thallium (Tl+) ions, showing moderate pH dependence. Its adsorption affinity is high with sodium and calcium, but K+ and NH4+ compete, indicating illite

More Related Videos

Spore Adsorption as a Nonrecombinant Display System for Enzymes and Antigens
07:42

Spore Adsorption as a Nonrecombinant Display System for Enzymes and Antigens

Published on: March 19, 2019

7.1K
Study of Short Peptide Adsorption on Solution Dispersed Inorganic Nanoparticles Using Depletion Method
09:43

Study of Short Peptide Adsorption on Solution Dispersed Inorganic Nanoparticles Using Depletion Method

Published on: April 11, 2020

7.2K

Related Experiment Videos

Last Updated: Feb 16, 2026

Experimental System of Solar Adsorption Refrigeration with Concentrated Collector
07:18

Experimental System of Solar Adsorption Refrigeration with Concentrated Collector

Published on: October 18, 2017

15.1K
Spore Adsorption as a Nonrecombinant Display System for Enzymes and Antigens
07:42

Spore Adsorption as a Nonrecombinant Display System for Enzymes and Antigens

Published on: March 19, 2019

7.1K
Study of Short Peptide Adsorption on Solution Dispersed Inorganic Nanoparticles Using Depletion Method
09:43

Study of Short Peptide Adsorption on Solution Dispersed Inorganic Nanoparticles Using Depletion Method

Published on: April 11, 2020

7.2K

Area of Science:

  • Environmental Science
  • Geochemistry
  • Mineralogy

Background:

  • Thallium (Tl+) is a toxic heavy metal pollutant.
  • Understanding Tl+ adsorption onto soil minerals is crucial for environmental remediation.
  • Illite is a common clay mineral in soils and sediments.

Purpose of the Study:

  • To investigate the adsorption behavior of Tl+ onto purified Illite du Puy (IdP).
  • To determine the influence of pH and competing cations on Tl+ adsorption.
  • To elucidate the adsorption mechanisms and sites on illite.

Main Methods:

  • Distribution coefficients (Kd) were measured across a pH range (2.5-11).
  • Adsorption isotherms were conducted with varying Tl+ concentrations and background electrolytes (Na+, K+, NH4+, Ca2+).
  • Cation exchange selectivity coefficients were derived using a 3-site sorption model, and X-ray absorption spectroscopy was employed.

Main Results:

  • Tl+ adsorption showed moderate pH dependence.
  • High adsorption affinity was observed in Na+ and Ca2+ electrolytes, with strong competition from K+ and NH4+.
  • Selectivity coefficients indicated strong Tl+ adsorption at illite's frayed edges, comparable to Rb+ and Cs+.
  • X-ray absorption spectra revealed shifts in adsorption sites (frayed edges to planar sites) with increasing Tl+ loading.

Conclusions:

  • Illite is a significant adsorbent for Tl+ in soils and sediments.
  • The selective uptake of Tl+ by illite is influenced by its abundance and stability.
  • Adsorption mechanisms involve both frayed edge and planar sites, depending on Tl+ loading.