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

Genetic algorithm for ellipsometric data inversion of absorbing layers.

G Cormier1, R Boudreau

  • 1Ecole de génie, Université de Moncton, Nouveau-Brunswick, Canada.

Journal of the Optical Society of America. A, Optics, Image Science, and Vision
|January 21, 2000
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

Spinal infections caused by Parvimonas micra.

Medecine et maladies infectieuses·2015
Same author

Septic arthritis of the facet joint.

Medecine et maladies infectieuses·2015
Same author

[A case of neuroborelliosis complicated by acute adrenal insufficiency].

Medecine et maladies infectieuses·2013
Same author

[Staphylococcus caprae arthritis].

Medecine et maladies infectieuses·2013
Same author

The effects of adiponectin and leptin on changes in bone mineral density.

Osteoporosis international : a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA·2011
Same author

The association of serum 25-hydroxyvitamin D with indicators of bone quality in men of Caucasian and African ancestry.

Osteoporosis international : a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA·2010
Same journal

Multi-module collaborative optimization-driven fast speckle correlation imaging in variable environments.

Journal of the Optical Society of America. A, Optics, image science, and vision·2026
Same journal

Secrecy performance analysis of NOMA-UWOC systems over a vertically stratified WGG oceanic turbulence channel.

Journal of the Optical Society of America. A, Optics, image science, and vision·2026
Same journal

Backscattering of plane waves in a composite system containing a rough surface and anisotropic scatterers.

Journal of the Optical Society of America. A, Optics, image science, and vision·2026
Same journal

Aspherical surface construction methods based on extended Jacobi polynomials.

Journal of the Optical Society of America. A, Optics, image science, and vision·2026
Same journal

OCT sidelobe suppression method based on dual-path phase sinusoidal modulation and minimum value fusion.

Journal of the Optical Society of America. A, Optics, image science, and vision·2026
Same journal

Optical design concepts using wavelength-selective diffractive optics to enable miniaturized multimodal endoscopic imaging across separated spectral ranges.

Journal of the Optical Society of America. A, Optics, image science, and vision·2026
See all related articles

A novel genetic algorithm effectively reduces data for single-wavelength ellipsometry. This method accurately models single absorbing layers on substrates, offering a versatile approach for optical characterization.

Area of Science:

  • Materials Science
  • Optical Physics
  • Computational Methods

Background:

  • Ellipsometry is a powerful optical technique for characterizing thin films.
  • Data analysis in ellipsometry often requires robust inversion methods.
  • Single-wavelength ellipsometry simplifies measurements but demands efficient data reduction.

Purpose of the Study:

  • To introduce a new data reduction method for single-wavelength ellipsometry.
  • To apply a genetic algorithm for fitting ellipsometric data.
  • To evaluate the performance of the genetic algorithm for a specific sample structure.

Main Methods:

  • A genetic algorithm was employed to optimize the fit of ellipsometric data.
  • The sample model comprised a single absorbing layer on a semi-infinite substrate.

Related Experiment Videos

  • The algorithm was tested for convergence and applicability to various measurement scenarios.

    • Main Results:

    • The genetic algorithm demonstrated good convergence properties.
    • The method successfully determined the optical properties of the absorbing layer.
    • Results were comparable to those obtained using established inversion techniques.

    Conclusions:

    • Genetic algorithms provide an effective and versatile approach for single-wavelength ellipsometry data reduction.
    • This method is adaptable to complex measurement configurations and diverse sample types.
    • The technique offers a reliable alternative for optical thin-film analysis.