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

Reliability-Aware Microsystem Design; Compensation for an Ultra-Low-Power Current-Reuse LC-VCO.

Micromachines·2026
Same author

National survey of protocols for day-case hip and knee arthroplasty in the UK.

Bone & joint open·2026
Same author

The Imperial Prostate 9 - Approaches To Long-term Active Surveillance: Regular MRI scans versus standard of care (IP9-ATLAS) randomised controlled trial.

Contemporary clinical trials·2026
Same author

Complementary metal-oxide-semiconductor (CMOS) time of evaporation measurement system for binary chemical monitoring.

Scientific reports·2026
Same author

Usefulness of brain-type natriuretic peptide (BNP) levels in pregnancy.

Obstetric medicine·2025
Same author

DePerio: Innovative Deep Learning-Based Framework for Periodontal Disease Diagnosis and Severity Evaluation Using Saliva Samples.

IEEE journal of biomedical and health informatics·2025

Related Experiment Video

Updated: Mar 11, 2026

Development of Whispering Gallery Mode Polymeric Micro-optical Electric Field Sensors
08:32

Development of Whispering Gallery Mode Polymeric Micro-optical Electric Field Sensors

Published on: January 29, 2013

14.5K

Direct-Dispense Polymeric Waveguides Platform for Optical Chemical Sensors.

Mohamad Hajj-Hassan1, Timothy Gonzalez2, Ebrahim Ghafar-Zadeh3

  • 1Department of Electrical and Computer Engineering, McGill University, 3480 University Street, Montreal, Quebec, Canada H3A 2A7. mohamad.hajjhassan@mail.mcgill.ca.

Sensors (Basel, Switzerland)
|November 23, 2016
PubMed
Summary
This summary is machine-generated.

A novel direct-dispense robotic technique fabricates microfluidic platforms for optical sensors. This method enables cost-effective mass production of miniaturized multisensor devices for various applications.

Keywords:
Chemical SensorsDirect-DispenseDirect-WriteFluorescenceOptical SensorsOxygen SensorsPolymer WaveguidesWaveguidesXerogels

More Related Videos

A Silicon-tipped Fiber-optic Sensing Platform with High Resolution and Fast Response
09:03

A Silicon-tipped Fiber-optic Sensing Platform with High Resolution and Fast Response

Published on: January 7, 2019

7.7K
Terahertz Microfluidic Sensing Using a Parallel-plate Waveguide Sensor
07:28

Terahertz Microfluidic Sensing Using a Parallel-plate Waveguide Sensor

Published on: August 30, 2012

11.2K

Related Experiment Videos

Last Updated: Mar 11, 2026

Development of Whispering Gallery Mode Polymeric Micro-optical Electric Field Sensors
08:32

Development of Whispering Gallery Mode Polymeric Micro-optical Electric Field Sensors

Published on: January 29, 2013

14.5K
A Silicon-tipped Fiber-optic Sensing Platform with High Resolution and Fast Response
09:03

A Silicon-tipped Fiber-optic Sensing Platform with High Resolution and Fast Response

Published on: January 7, 2019

7.7K
Terahertz Microfluidic Sensing Using a Parallel-plate Waveguide Sensor
07:28

Terahertz Microfluidic Sensing Using a Parallel-plate Waveguide Sensor

Published on: August 30, 2012

11.2K

Area of Science:

  • Materials Science
  • Microfabrication
  • Biomedical Engineering

Background:

  • Optical sensor arrays are crucial for biochemical detection.
  • Existing fabrication methods can be costly and complex.
  • Direct-write microfabrication offers potential for miniaturization and cost reduction.

Purpose of the Study:

  • To introduce and validate the direct-dispense robotic technique for fabricating optical sensor platforms.
  • To demonstrate the application of direct-dispensing in creating microfluidic channels and waveguides for biochemical sensors.
  • To develop a prototype optical sensor for detecting gaseous oxygen (O2).

Main Methods:

  • Utilized a direct-dispense automated robotic system.
  • Employed fugitive organic inks and cross-linkable polymers for microfabrication.
  • Fabricated planar ridge waveguides supporting sol-gel derived xerogel thin films.
  • Integrated luminophore biochemical recognition elements within the xerogel matrix.

Main Results:

  • Successfully fabricated polymeric platforms supporting optical sensor arrays.
  • Demonstrated a prototype gaseous oxygen (O2) optical sensor.
  • The O2 sensor operated using luminescence intensity monitoring with an LED excitation source and silicon photodiode detector.
  • Achieved full-scale (0%-100%) O2 detection with a response time under 1 second.

Conclusions:

  • The direct-dispense technique is a viable method for fabricating optical sensor platforms.
  • This approach facilitates the cost-effective and reliable mass production of miniaturized multisensor platforms.
  • The developed O2 sensor showcases the potential for advanced biochemical sensing applications.