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

Curvilinear Motion: Polar Coordinates01:27

Curvilinear Motion: Polar Coordinates

465
In polar coordinates, the motion of a particle follows a curvilinear path. The radial coordinate symbolized as 'r,' extends outward from a fixed origin to the particle, while the angular coordinate, 'θ,' measured in radians, represents the counterclockwise angle between a fixed reference line and the radial line connecting the origin to the particle.
The particle's location is described using a unit vector along the radial direction. Deriving the particle's position...
465

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Mancha3D Code: Multipurpose Advanced Nonideal MHD Code for High-Resolution Simulations in Astrophysics.

Solar physics·2024
Same author

Influence of ambipolar and Hall effects on vorticity in three-dimensional simulations of magneto-convection.

Philosophical transactions. Series A, Mathematical, physical, and engineering sciences·2020
Same author

Random sub-Nyquist polarimetric modulator.

Applied optics·2016
Same author

Dislocations in magnetohydrodynamic waves in a stellar atmosphere.

Physical review letters·2013
Same author

Error propagation in polarimetric demodulation.

Applied optics·2008
Same author

Optimum modulation and demodulation matrices for solar polarimetry.

Applied optics·2008

Related Experiment Video

Updated: Aug 25, 2025

Author Spotlight: Non-Invasive Imaging of Complex Bio-Structures Using Polarization-Sensitive Two-Photon Microscopy
05:54

Author Spotlight: Non-Invasive Imaging of Complex Bio-Structures Using Polarization-Sensitive Two-Photon Microscopy

Published on: September 8, 2023

1.3K

Polarimetric characterization of segmented mirrors.

A Pastor Yabar, A Asensio Ramos, R Manso Sainz

    Applied Optics
    |October 18, 2022
    PubMed
    Summary

    Telescope aging affects polarimetric properties due to segment oxidation, especially in blue light for aluminum coatings. Strategic segment replacement can minimize this instrumental polarization.

    Area of Science:

    • Optical Engineering
    • Astronomy Instrumentation

    Background:

    • Segmented primary mirrors in telescopes can lose axial symmetry.
    • Aging of individual mirror segments, particularly oxidation, impacts optical performance.

    Purpose of the Study:

    • To investigate how the loss of axial symmetry affects telescope polarimetric properties.
    • To analyze the impact of varying aging stages of segmented primary mirror components.

    Main Methods:

    • Simulating the polarimetric behavior of a telescope with segmented primary mirrors.
    • Modeling the effects of segment oxidation and dust contamination on optical properties.
    • Analyzing wavelength-dependent polarization changes.

    Main Results:

    • Oxidation of mirror segments introduces significant cross-talk terms, degrading polarimetric accuracy.

    More Related Videos

    Imaging Plasma Membrane Deformations With pTIRFM
    12:28

    Imaging Plasma Membrane Deformations With pTIRFM

    Published on: April 2, 2014

    13.7K
    Spectral and Angle-Resolved Magneto-Optical Characterization of Photonic Nanostructures
    08:01

    Spectral and Angle-Resolved Magneto-Optical Characterization of Photonic Nanostructures

    Published on: November 21, 2019

    7.2K

    Related Experiment Videos

    Last Updated: Aug 25, 2025

    Author Spotlight: Non-Invasive Imaging of Complex Bio-Structures Using Polarization-Sensitive Two-Photon Microscopy
    05:54

    Author Spotlight: Non-Invasive Imaging of Complex Bio-Structures Using Polarization-Sensitive Two-Photon Microscopy

    Published on: September 8, 2023

    1.3K
    Imaging Plasma Membrane Deformations With pTIRFM
    12:28

    Imaging Plasma Membrane Deformations With pTIRFM

    Published on: April 2, 2014

    13.7K
    Spectral and Angle-Resolved Magneto-Optical Characterization of Photonic Nanostructures
    08:01

    Spectral and Angle-Resolved Magneto-Optical Characterization of Photonic Nanostructures

    Published on: November 21, 2019

    7.2K
  • The effect of oxidation is most pronounced in the blue visible spectrum for aluminum coatings.
  • Dust contamination showed a negligible impact on the system's polarimetric behavior.

    • Conclusions:

    • Instrumental polarization in telescopes is sensitive to the aging and oxidation state of segmented primary mirrors.
    • Wavelength-dependent effects of oxidation must be considered in telescope design and maintenance.
    • Careful planning of segment substitution sequences can mitigate detrimental polarization effects.