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

You might also read

Related Articles

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

Sort by
Same author

Study on exploring the relationships between physiological indicators in near-death experiences by drawing on in-mold electronics and node displacement concepts in brain-computer interface signal transmission.

Scientific reports·2026
Same author

Advances in printable flexible and stretchable thin-film electrodes: materials, interfaces, technologies and bioelectronic applications.

Nanoscale·2026
Same author

TELO2-interacting protein 1 (TTI1), a novel Wnt/β-catenin target gene, decreases chemo-sensitivity in colorectal cancer by modulating DNA damage responses.

Molecular biomedicine·2026
Same author

Simultaneous measurement of three linear displacements and two angular drifts using a single detector.

Optics express·2026
Same author

Efficient and Stable Wide-Bandgap Perovskite Solar Cells Fabricated via Vacuum Flash.

Small (Weinheim an der Bergstrasse, Germany)·2026
Same author

[Allogeneic Hematopoietic Stem Cell Transplantation for Children with Hyper-IgE Syndrome].

Zhongguo shi yan xue ye xue za zhi·2026

Related Experiment Video

Updated: Jan 2, 2026

Self-standing Electrochemical Set-up to Enrich Anode-respiring Bacteria On-site
05:29

Self-standing Electrochemical Set-up to Enrich Anode-respiring Bacteria On-site

Published on: July 24, 2018

8.0K

Accelerated tests for evaluating the air-cathode aging in microbial fuel cells.

Ningshengjie Gao1, Yanzhen Fan2, Luguang Wang1

  • 1Department of Biological and Ecological Engineering, Oregon State University, Corvallis 97331, USA.

Bioresource Technology
|December 10, 2019
PubMed
Summary

Microbial fuel cell (MFC) air cathode durability is crucial. Researchers developed a rapid test method to assess cathode aging from biofouling and salt accumulation, enabling faster development of robust MFCs.

Keywords:
Accelerated testCathode agingEscherichia coliMicrobial fuel cellSalt accumulationSoluble microbial products

More Related Videos

On the Preparation and Testing of Fuel Cell Catalysts Using the Thin Film Rotating Disk Electrode Method
12:12

On the Preparation and Testing of Fuel Cell Catalysts Using the Thin Film Rotating Disk Electrode Method

Published on: March 16, 2018

22.7K
A Guide to Concentration Alternating Frequency Response Analysis of Fuel Cells
11:18

A Guide to Concentration Alternating Frequency Response Analysis of Fuel Cells

Published on: December 11, 2019

7.1K

Related Experiment Videos

Last Updated: Jan 2, 2026

Self-standing Electrochemical Set-up to Enrich Anode-respiring Bacteria On-site
05:29

Self-standing Electrochemical Set-up to Enrich Anode-respiring Bacteria On-site

Published on: July 24, 2018

8.0K
On the Preparation and Testing of Fuel Cell Catalysts Using the Thin Film Rotating Disk Electrode Method
12:12

On the Preparation and Testing of Fuel Cell Catalysts Using the Thin Film Rotating Disk Electrode Method

Published on: March 16, 2018

22.7K
A Guide to Concentration Alternating Frequency Response Analysis of Fuel Cells
11:18

A Guide to Concentration Alternating Frequency Response Analysis of Fuel Cells

Published on: December 11, 2019

7.1K

Area of Science:

  • Electrochemistry
  • Environmental Science
  • Microbiology

Background:

  • Air-cathode stability is critical for microbial fuel cell (MFC) feasibility.
  • Current methods for evaluating MFC air cathode durability are time-consuming, hindering material development.

Purpose of the Study:

  • To address the lack of rapid evaluation methods for MFC air cathode stability.
  • To develop an accelerated testing protocol for assessing cathode aging mechanisms.

Main Methods:

  • Operated MFCs for approximately one year to observe power density decrease.
  • Quantified contributions of cathode biofilm and salt accumulation to performance degradation.
  • Developed an accelerated aging test using Escherichia coli, simulated soluble microbial products (SMPs), and concentrated medium.

Main Results:

  • Observed a three-phase power density decrease in long-term MFC operation.
  • Identified biofouling as the primary cause of cathode aging initially, followed by salt accumulation.
  • Demonstrated that the accelerated test method can predict cathode aging within hours/days.

Conclusions:

  • Developed a rapid and effective method for evaluating MFC air cathode durability.
  • The accelerated test differentiates aging contributions from biofouling and salt accumulation.
  • This method will accelerate the development of durable and high-performing MFC cathode materials.