Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

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

Oral Administration of Polyethylene Microplastics Induces BPA-Associated Antioxidant Activation and Synaptic-Related Transcriptional Responses in the Rat Prefrontal Cortex.

Nutrients·2026

Same author

3D-printed pipette-tip device for the efficient extraction of opioids from oral fluids using particulate-coated adhesive tapes as sorptive phases.

Analytica chimica acta·2026

Same author

Automatic flow-through oral bioaccessibility method for real-time monitoring of zinc leachability from bio-based food packaging edible films.

Talanta·2026

Same author

Can we determine superoxide ion reliably? - Automatic flow system for the measurement of the superoxide lifetime in varied aqueous media.

Talanta·2026

Same author

Additively manufactured base plates with adjustable height for data collection procedures including definitive casts, occlusal vertical dimension, tooth position, and mandibular motion.

The Journal of prosthetic dentistry·2026

Same author

Reliable discrimination of type 1 and type 2 diabetes by flow-through leukocyte-endothelium interactions exploiting advanced hydrodynamic detection parameters.

Analytical and bioanalytical chemistry·2026

Search research articles

Related Experiment Video

Updated: Jun 6, 2026

Dry Film Photoresist-based Electrochemical Microfluidic Biosensor Platform: Device Fabrication, On-chip Assay Preparation, and System Operation

Dry Film Photoresist-based Electrochemical Microfluidic Biosensor Platform: Device Fabrication, On-chip Assay Preparation, and System Operation

Published on: September 19, 2017

Miniaturized optical chemosensor for flow-based assays.

Marta Pokrzywnicka¹, David J Cocovi-Solberg, Manuel Miró

¹Department of Chemistry, University of Warsaw, Pasteura 1, 02-093 Warsaw, Poland.

Analytical and Bioanalytical Chemistry

|November 25, 2010

Summary

A new fiberless optoelectronic device integrates light sources and detectors for chemical sensing. This compact system enables rapid, accurate detection of redox species like ascorbic acid and hydrogen peroxide in flow analysis.

More Related Videos

Fluorescence detection methods for microfluidic droplet platforms

Fluorescence detection methods for microfluidic droplet platforms

Published on: December 10, 2011

Multicolor Fluorescence Detection for Droplet Microfluidics Using Optical Fibers

Multicolor Fluorescence Detection for Droplet Microfluidics Using Optical Fibers

Published on: May 5, 2016

Related Experiment Videos

Last Updated: Jun 6, 2026

Dry Film Photoresist-based Electrochemical Microfluidic Biosensor Platform: Device Fabrication, On-chip Assay Preparation, and System Operation

Dry Film Photoresist-based Electrochemical Microfluidic Biosensor Platform: Device Fabrication, On-chip Assay Preparation, and System Operation

Published on: September 19, 2017

Fluorescence detection methods for microfluidic droplet platforms

Fluorescence detection methods for microfluidic droplet platforms

Published on: December 10, 2011

Multicolor Fluorescence Detection for Droplet Microfluidics Using Optical Fibers

Multicolor Fluorescence Detection for Droplet Microfluidics Using Optical Fibers

Published on: May 5, 2016

Area of Science:

Optoelectronics
Chemical Sensing
Analytical Chemistry

Background:

Development of compact, cost-effective optoelectronic devices for chemical analysis is crucial.
Existing methods often require complex setups or are not suitable for miniaturized flow systems.
Optosensing films offer potential for sensitive and selective detection.

Purpose of the Study:

To develop a novel, fiberless optoelectronic device for photometric chemical sensing.
To demonstrate its application in flow analysis using sequential injection analysis (SIA).
To validate its performance for detecting redox species using Prussian Blue film.

Main Methods:

Integration of light-emitting diodes (LEDs), a chemoreceptor, and a detector in a miniaturized flow-through cell.
Utilizing sequential injection analysis (SIA) for programmable-flow conditions.
Employing Prussian Blue film as an optical chemoreceptor for sensing redox species.

Main Results:

The developed device functions as a complete photometric chemical sensor in a low-microliter volume cell.
Demonstrated successful operation under nonstationary programmable-flow conditions using SIA.
Achieved fast and reproducible determination of ascorbic acid and hydrogen peroxide in the submillimolar range.

Conclusions:

The novel fiberless optoelectronic device is a cost-effective and versatile platform for chemical sensing.
The SIA-compatible design enables efficient analysis of redox species.
The construction concept is adaptable for various absorbance-based optical sensors.