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

A two-component relay-switch biosensor enables precise and quantitative detection of the B. subtilis quorum peptide PhrF: Implications in probing the microbiome.

Biosensors & bioelectronics·2026
Same author

Mechanically strong and highly conductive graphitized carbon nanowire arrays for nano-fabrication of carbon-based chips.

Microsystems & nanoengineering·2026
Same author

MXene-Based Electrocatalysts for Water Splitting: Material Design, Surface Modulation, and Catalytic Performance.

International journal of molecular sciences·2025
Same author

Carbon-dot growth on nanoconvex carbon wires for outstanding optical properties.

Materials horizons·2025
Same author

2D Composite Materials for Electrodes in Dye-Sensitized Solar Cells─An Overview.

ACS applied materials & interfaces·2025
Same author

Continuously superior-strong carbon nanofibers by additive nanostructuring and carbonization of polyacrylonitrile jetting.

Microsystems & nanoengineering·2024

Related Experiment Video

Updated: Jul 11, 2026

Microfluidic Platform with Multiplexed Electronic Detection for Spatial Tracking of Particles
11:54

Microfluidic Platform with Multiplexed Electronic Detection for Spatial Tracking of Particles

Published on: March 13, 2017

Centrifugal microfluidics with integrated sensing microdome optodes for multiion detection.

Amanda S Watts1, Aaron A Urbas, Elissavet Moschou

  • 1Department of Chemistry, University of Kentucky, Lexington, Kentucky 40506-0055, USA.

Analytical Chemistry
|October 5, 2007
PubMed
Summary

A new centrifugal microfluidics platform integrates four microdome optodes for simultaneous multi-ion analysis. This system accurately measures potassium, sodium, calcium, and chloride in water samples with high precision.

More Related Videos

Fully Automated Centrifugal Microfluidic Device for Ultrasensitive Protein Detection from Whole Blood
08:58

Fully Automated Centrifugal Microfluidic Device for Ultrasensitive Protein Detection from Whole Blood

Published on: April 16, 2016

Multicolor Fluorescence Detection for Droplet Microfluidics Using Optical Fibers
10:21

Multicolor Fluorescence Detection for Droplet Microfluidics Using Optical Fibers

Published on: May 5, 2016

Related Experiment Videos

Last Updated: Jul 11, 2026

Microfluidic Platform with Multiplexed Electronic Detection for Spatial Tracking of Particles
11:54

Microfluidic Platform with Multiplexed Electronic Detection for Spatial Tracking of Particles

Published on: March 13, 2017

Fully Automated Centrifugal Microfluidic Device for Ultrasensitive Protein Detection from Whole Blood
08:58

Fully Automated Centrifugal Microfluidic Device for Ultrasensitive Protein Detection from Whole Blood

Published on: April 16, 2016

Multicolor Fluorescence Detection for Droplet Microfluidics Using Optical Fibers
10:21

Multicolor Fluorescence Detection for Droplet Microfluidics Using Optical Fibers

Published on: May 5, 2016

Area of Science:

  • Analytical Chemistry
  • Microfluidics
  • Sensor Technology

Background:

  • Accurate multi-ion analysis is crucial for environmental monitoring and diagnostics.
  • Existing methods can be complex and time-consuming.
  • Development of integrated, portable sensing systems is needed.

Purpose of the Study:

  • To develop and validate a centrifugal microfluidics platform for simultaneous multi-ion analysis.
  • To incorporate an array of sensing microdome optodes for potassium, sodium, calcium, and chloride.
  • To achieve accurate and efficient ion concentration determination.

Main Methods:

  • Fabrication of four sensing microdome optodes (potassium, sodium, calcium, chloride).
  • Integration of optodes into a centrifugal microfluidics platform.
  • Simultaneous calibration and triplicate analysis within a single run.
  • Validation using theoretical models and selectivity studies.

Main Results:

  • Microdome behavior aligned with theoretical models.
  • Established selectivity over interfering ions.
  • Identified calibrant solutions for simultaneous calibration without cross-interference.
  • Achieved <6% error in simultaneous determination of four ions in aquarium water.

Conclusions:

  • The developed centrifugal microfluidic system enables accurate simultaneous multi-ion analysis.
  • The platform facilitates efficient calibration and sample analysis.
  • The facile fabrication and integration suggest potential for portable ion-sensing devices.