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Experimental technique for measuring radial coherence.

Radhika Prasad, Nilakshi Senapati, Suman Karan

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    Summary
    This summary is machine-generated.

    Researchers developed an efficient experimental method to measure radial coherence in optical fields. This technique was used to quantify the radial coherence of two distinct types of radially partially coherent optical fields.

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    Area of Science:

    • Optics and Photonics
    • Coherence Theory

    Background:

    • Coherence describes correlations in field vibrations across different degrees of freedom like space, time, and polarization.
    • Spatial coherence has been formulated using Cartesian and cylindrical coordinates.
    • Recent advancements have introduced the description of spatial coherence in the radial degree of freedom.

    Purpose of the Study:

    • To demonstrate an efficient experimental technique for measuring radial coherence.
    • To report measurements of radial coherence in optical fields.

    Main Methods:

    • Development of an efficient experimental setup for radial coherence measurement.
    • Application of the technique to analyze two types of radially partially coherent optical fields.

    Main Results:

    • Successful demonstration of an efficient experimental technique for radial coherence measurement.
    • Quantification of radial coherence for two different types of radially partially coherent optical fields.

    Conclusions:

    • The developed technique provides an efficient means to experimentally measure radial coherence.
    • The study contributes to the understanding and characterization of radially partially coherent optical fields.