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

Simple calibration procedure for a full-Stokes imaging polarimeter using a polarized camera.

Applied optics·2026
Same author

CPSMI2025: A curated dataset of conventional Pap smear microscopy images for deep learning-based cervical cancer screening.

Data in brief·2025
Same author

Two-photon absorption scan technique to detect focal shift in the nonlinear regime of focused femtosecond pulses.

Optics express·2025
Same author

Dichromated Gelatin in Optics.

Gels (Basel, Switzerland)·2025
Same author

A low-cost platform for automated cervical cytology: addressing health and socioeconomic challenges in low-resource settings.

Frontiers in medical technology·2025
Same author

Artery Pulse Waveform Acquired with a Fabry-Perot Interferometer.

Sensors (Basel, Switzerland)·2024
Same journal

Multifunctional reconfigurable terahertz metasurface based on vanadium dioxide phase transition: achieving broadband absorption and efficient polarization conversion.

Applied optics·2026
Same journal

High-Q-factor electromagnetically induced transparency utilizing quasi-bound states in the continuum in an all-dielectric terahertz metasurface.

Applied optics·2026
Same journal

Automated stitching interferometry for high-precision metrology of X-ray mirrors.

Applied optics·2026
Same journal

Experimental demonstration of an approach to designing a metal-dielectric DBR resonant cavity structure.

Applied optics·2026
Same journal

High-precision wavefront reconstruction from a single-shot interferogram using a physics-driven hybrid feature calibration network.

Applied optics·2026
Same journal

Ultra-high-Q Fano resonance based on coupled topological corner states in Kagome photonic crystals.

Applied optics·2026
See all related articles

Related Experiment Video

Updated: Jul 7, 2026

Fabrication of Refractive-index-matched Devices for Biomedical Microfluidics
09:54

Fabrication of Refractive-index-matched Devices for Biomedical Microfluidics

Published on: September 10, 2018

Capillary refractometer integrated in a microfluidic configuration.

Sergio Calixto1, Martha Rosete-Aguilar, David Monzon-Hernandez

  • 1Centro de Investigaciones en Optica, Loma del Bosque 115, Leon, Gto. c.p. 37150, Mexico. scalixto@foton.cio.mx

Applied Optics
|February 22, 2008
PubMed
Summary
This summary is machine-generated.

We developed a microfluidic refractometer to measure liquid refractive index using capillary dynamic focusing. This novel method offers a simple and effective way to determine liquid optical properties.

More Related Videos

Synthesis and Operation of Fluorescent-core Microcavities for Refractometric Sensing
08:12

Synthesis and Operation of Fluorescent-core Microcavities for Refractometric Sensing

Published on: March 13, 2013

Microtensiometer for Confocal Microscopy Visualization of Dynamic Interfaces
08:05

Microtensiometer for Confocal Microscopy Visualization of Dynamic Interfaces

Published on: September 9, 2022

Related Experiment Videos

Last Updated: Jul 7, 2026

Fabrication of Refractive-index-matched Devices for Biomedical Microfluidics
09:54

Fabrication of Refractive-index-matched Devices for Biomedical Microfluidics

Published on: September 10, 2018

Synthesis and Operation of Fluorescent-core Microcavities for Refractometric Sensing
08:12

Synthesis and Operation of Fluorescent-core Microcavities for Refractometric Sensing

Published on: March 13, 2013

Microtensiometer for Confocal Microscopy Visualization of Dynamic Interfaces
08:05

Microtensiometer for Confocal Microscopy Visualization of Dynamic Interfaces

Published on: September 9, 2022

Area of Science:

  • Optics and Photonics
  • Microfluidics
  • Materials Science

Background:

  • Accurate measurement of liquid refractive index is crucial for various scientific and industrial applications.
  • Existing methods for refractive index measurement can be complex or require large sample volumes.

Purpose of the Study:

  • To propose and demonstrate a novel microfluidic method for measuring the refractive index of liquids.
  • To develop a compact and efficient microfluidic refractometer.
  • To establish a calibration procedure for the developed device.

Main Methods:

  • A microfluidic device was fabricated by encapsulating two optical fibers and a capillary.
  • The refractive index measurement is based on observing the dynamic focusing effect within the capillary when liquids with different refractive indices are introduced.
  • A calibration method was developed to ensure accurate readings.

Main Results:

  • The microfluidic device successfully demonstrated the principle of dynamic focusing for refractive index determination.
  • The fabricated refractometer showed potential for accurate and sensitive measurements of liquid refractive indices.
  • The proposed calibration method allows for reliable quantification of refractive index values.

Conclusions:

  • The proposed microfluidic method provides a simple, cost-effective, and efficient approach for liquid refractive index measurement.
  • The developed microfluidic refractometer is suitable for applications requiring small sample volumes and on-chip analysis.
  • Further optimization and characterization could enhance the performance and expand the applications of this technique.