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 Experiment Videos

Interferometric ellipsometer with wavelength-modulated laser diode source.

Lionel R Watkins1, Maarten D Hoogerland

  • 1Department of Physics, University of Auckland, Private Bag, Auckland, New Zealand. l.watkins@auckland.ac.nz

Applied Optics
|August 10, 2004
PubMed
Summary
This summary is machine-generated.

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

Observation of two-dimensional Anderson localisation of ultracold atoms.

Nature communications·2020
Same author

Ellipse fitting for interferometry. Part 2: experimental realization.

Applied optics·2014
Same author

White-light ellipsometer with geometric phase shifter.

Applied optics·2012
Same author

Spectroscopic ellipsometer based on direct measurement of polarization ellipticity.

Applied optics·2011
Same author

Spectroscopic null ellipsometer using a variable retarder.

Applied optics·2011
Same author

Variable angle of incidence spectroscopic autocollimating ellipsometer.

Applied optics·2010
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

This study demonstrates a novel interferometric ellipsometer using a laser diode and no moving parts. It accurately measures optical properties and their frequency dependence, offering a cost-effective solution.

Area of Science:

  • Optics and Photonics
  • Materials Science

Background:

  • Traditional ellipsometers often involve complex mechanical components.
  • Developing cost-effective and robust optical measurement techniques is crucial.

Purpose of the Study:

  • To demonstrate a novel interferometric ellipsometer without moving parts.
  • To utilize an inexpensive laser diode source for optical property measurements.
  • To enable determination of frequency-dependent optical properties.

Main Methods:

  • An interferometric setup with unbalanced arms was employed.
  • Temporal fringes were generated via laser diode bias current modulation.
  • Fringe analysis algorithms were developed for accurate data extraction.

Main Results:

Related Experiment Videos

  • Accurate measurements of optical properties for various samples were achieved.
  • The system demonstrated no requirement for moving parts.
  • Optical properties were determined over a 1 nm wavelength range via temperature tuning.

Conclusions:

  • The developed interferometric ellipsometer is a viable, cost-effective alternative.
  • The technique allows for precise measurement of optical and frequency-dependent properties.
  • This approach simplifies ellipsometric measurements and broadens applicability.