Phase Singularities to Polarization Singularities
Joint Authors
Senthilkumaran, Paramasivam
Ruchi, Chenggen
Pal, Sushanta Kumar
Source
International Journal of Optics
Issue
Vol. 2020, Issue 2020 (31 Dec. 2020), pp.1-33, 33 p.
Publisher
Hindawi Publishing Corporation
Publication Date
2020-07-14
Country of Publication
Egypt
No. of Pages
33
Main Subjects
Abstract EN
Polarization singularities are superpositions of orbital angular momentum (OAM) states in orthogonal circular polarization basis.
The intrinsic OAM of light beams arises due to the helical wavefronts of phase singularities.
In phase singularities, circulating phase gradients and, in polarization singularities, circulating ϕ12 Stokes phase gradients are present.
At the phase and polarization singularities, undefined quantities are the phase and ϕ12 Stokes phase, respectively.
Conversion of circulating phase gradient into circulating Stokes phase gradient reveals the connection between phase (scalar) and polarization (vector) singularities.
We demonstrate this by theoretically and experimentally generating polarization singularities using phase singularities.
Furthermore, the relation between scalar fields and Stokes fields and the singularities in each of them is discussed.
This paper is written as a tutorial-cum-review-type article keeping in mind the beginners and researchers in other areas, yet many of the concepts are given novel explanations by adopting different approaches from the available literature on this subject.
American Psychological Association (APA)
Ruchi, Chenggen& Senthilkumaran, Paramasivam& Pal, Sushanta Kumar. 2020. Phase Singularities to Polarization Singularities. International Journal of Optics،Vol. 2020, no. 2020, pp.1-33.
https://search.emarefa.net/detail/BIM-1172872
Modern Language Association (MLA)
Ruchi, Chenggen…[et al.]. Phase Singularities to Polarization Singularities. International Journal of Optics No. 2020 (2020), pp.1-33.
https://search.emarefa.net/detail/BIM-1172872
American Medical Association (AMA)
Ruchi, Chenggen& Senthilkumaran, Paramasivam& Pal, Sushanta Kumar. Phase Singularities to Polarization Singularities. International Journal of Optics. 2020. Vol. 2020, no. 2020, pp.1-33.
https://search.emarefa.net/detail/BIM-1172872
Data Type
Journal Articles
Language
English
Notes
Includes bibliographical references
Record ID
BIM-1172872