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

Acid Mine Drainage01:19

Acid Mine Drainage

112
Mining activities that disturb sulfide-rich rocks, particularly those containing pyrite (FeS₂), initiate a cascade of geochemical and microbiological processes with serious environmental implications. When exposed to air and water, pyrite undergoes oxidation, releasing sulfate, ultimately forming sulfuric acid and mobilizing heavy metals into surrounding water systems. This phenomenon, known as acid mine drainage (AMD), results in low pH waters laden with toxic elements that threaten...
112
Microbes and Other Elemental Cycles01:24

Microbes and Other Elemental Cycles

89
Microbial activity plays a pivotal role in the biogeochemical cycling of iron and manganese, especially at the redox gradients characteristic of stratified aquatic environments. These cycles are driven by microbial transformations between oxidized and reduced forms of the metals, allowing organisms to exploit them for metabolic energy and structural purposes.Iron Cycling Across Redox GradientsIn neutral, oxygen-rich surface waters, iron is predominantly found in its oxidized, insoluble ferric...
89
Oxidation of Alkenes: Syn Dihydroxylation with Potassium Permanganate02:21

Oxidation of Alkenes: Syn Dihydroxylation with Potassium Permanganate

15.6K
Alkenes can be dihydroxylated using potassium permanganate. The method encompasses the reaction of an alkene with a cold, dilute solution of potassium permanganate under basic conditions to form a cis-diol along with a brown precipitate of manganese dioxide.
15.6K
Microbial Bioremediation of Uranium01:25

Microbial Bioremediation of Uranium

103
Microorganisms play a critical role in the transformation and immobilization of uranium in contaminated environments through four main pathways: bioreduction, biosorption, bioaccumulation, and biomineralization. These mechanisms reduce uranium’s toxicity and prevent its migration through groundwater systems, offering sustainable approaches for in situ bioremediation.Bioreduction of UraniumBioreduction is driven by anaerobic bacteria such as certain strains of Geobacter and Shewanella,...
103
Qualitative Analysis03:46

Qualitative Analysis

21.9K
For solutions containing mixtures of different cations, the identity of each cation can be determined by qualitative analysis. This technique involves a series of selective precipitations with different chemical reagents, each reaction producing a characteristic precipitate for a specific group of cations. Metal ions within a group are further separated by varying the pH, heating the mixture to redissolve a precipitate, or adding other reagents to form complex ions.
For instance, group IV...
21.9K
Sample Preparation for Analysis: Advanced Techniques01:08

Sample Preparation for Analysis: Advanced Techniques

1.9K
Accurate analysis of complex samples often requires advanced preparation techniques to achieve reliable and reproducible results. Samples containing inorganic or organic materials can be challenging to dissolve or decompose effectively. Standard sample preparation methods include acid digestion, fusion, dry ashing, and wet digestion.
Acid digestion with strong acids is commonly used to dissolve inorganic materials that are insoluble (do not dissolve) in water. This method can be useful for...
1.9K

You might also read

Related Articles

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

Sort by
Same author

Organo-Montmorillonite (OMMT) Modified SiC/Hydrogenated Epoxy Micro-Nanocomposites for Enhanced Corona Aging Resistance.

Polymers·2026
Same author

SETD7 depletion enhances white adipose browning and ameliorates metabolic disorders in obese mice.

Cell death and differentiation·2026
Same author

Plate tectonic history and ocean oxygenation shaping biogeography of hydrothermal bacterial community.

Nature communications·2026
Same author

Tuning halides recognition via side chain engineering in magnetically composite for DBP precursors capture.

Journal of hazardous materials·2026
Same author

Recent Advances in Polypyrrole-Based Functional Coatings: Surface Protection and Emerging Applications.

Materials (Basel, Switzerland)·2026
Same author

Stacking machine learning model for risk stratification of acute respiratory distress syndrome after traumatic brain injury: a multicenter retrospective study.

Brain injury·2026

Related Experiment Video

Updated: May 2, 2026

Experimental Column Setup for Studying Anaerobic Biogeochemical Interactions Between Iron OxyHydroxides, Trace Elements, and Bacteria
06:52

Experimental Column Setup for Studying Anaerobic Biogeochemical Interactions Between Iron OxyHydroxides, Trace Elements, and Bacteria

Published on: December 19, 2017

6.9K

Permanganate diffusion and reaction in sedimentary rocks.

Qiuyuan Huang1, Hailiang Dong1, Rachael M Towne2

  • 1Department of Geology and Environmental Earth Science, Miami University, Oxford, OH 45056, United States.

Journal of Contaminant Hydrology
|February 26, 2014
PubMed
Summary

Permanganate oxidant migration into sedimentary rocks is limited, impacting chlorinated solvent remediation. Rock properties like porosity and organic carbon control contaminant treatment effectiveness.

Keywords:
DiffusionPermanganateRemediationRock matrix

More Related Videos

An Experimental Protocol for Studying Mineral Effects on Organic Hydrothermal Transformations
06:50

An Experimental Protocol for Studying Mineral Effects on Organic Hydrothermal Transformations

Published on: August 8, 2018

5.3K
Dynamic Pore-scale Reservoir-condition Imaging of Reaction in Carbonates Using Synchrotron Fast Tomography
10:18

Dynamic Pore-scale Reservoir-condition Imaging of Reaction in Carbonates Using Synchrotron Fast Tomography

Published on: February 21, 2017

9.0K

Related Experiment Videos

Last Updated: May 2, 2026

Experimental Column Setup for Studying Anaerobic Biogeochemical Interactions Between Iron OxyHydroxides, Trace Elements, and Bacteria
06:52

Experimental Column Setup for Studying Anaerobic Biogeochemical Interactions Between Iron OxyHydroxides, Trace Elements, and Bacteria

Published on: December 19, 2017

6.9K
An Experimental Protocol for Studying Mineral Effects on Organic Hydrothermal Transformations
06:50

An Experimental Protocol for Studying Mineral Effects on Organic Hydrothermal Transformations

Published on: August 8, 2018

5.3K
Dynamic Pore-scale Reservoir-condition Imaging of Reaction in Carbonates Using Synchrotron Fast Tomography
10:18

Dynamic Pore-scale Reservoir-condition Imaging of Reaction in Carbonates Using Synchrotron Fast Tomography

Published on: February 21, 2017

9.0K

Area of Science:

  • Environmental Science
  • Geochemistry
  • Hydrogeology

Background:

  • In situ chemical oxidation (ISCO) with permanganate is common for chlorinated solvents in fractured bedrock.
  • Matrix back-diffusion significantly influences ISCO effectiveness in rock systems.
  • Understanding oxidant transport within the rock matrix is crucial for successful remediation.

Purpose of the Study:

  • To quantify permanganate diffusion and reaction kinetics in various sedimentary rocks.
  • To assess the impact of rock properties on permanganate transport and reactivity.
  • To evaluate the long-term implications for contaminant remediation in bedrock aquifers.

Main Methods:

  • Conducted laboratory diffusion experiments using four distinct sedimentary rock types.
  • Measured permanganate diffusion coefficients and reaction rates within rock matrices.
  • Analyzed mineralogy and total organic carbon (TOC) content of the rocks.
  • Performed post-treatment tracer tests to evaluate changes in rock permeability.

Main Results:

  • Permanganate migration was limited to <500 μm within the experimental timeframe (~2 months).
  • Observed permanganate diffusivities ranged from 5.3 × 10(-13) to 1.3 × 10(-11) cm(2)/s.
  • Rock oxidant demand and effective diffusivity accurately predicted permanganate diffusion.
  • Formation of manganese minerals occurred, but did not significantly impede diffusion.

Conclusions:

  • Permanganate diffusion and reaction are strongly dependent on rock properties (porosity, mineralogy, TOC).
  • Limited oxidant penetration suggests challenges for treating contaminants deep within the rock matrix.
  • Results provide critical insights for optimizing ISCO strategies in sedimentary rock environments.