Results 21 to 30 of about 8,590,019 (336)

Calibration Methods of a Portable Polarizing System for Monitoring Optically Inhomogeneous Media

open access: yesComputation, 2022
Theoretical aspects of methods for calibrating Stokes polarimeters are considered. The prospects and opportunities for implementing the presented methods for calibrating portable polarization systems used in biology and medicine are determined.
Cong T. Nguyen   +7 more
doaj   +1 more source

Coherent Polarization States Multiplexer and Its Feasibility in Quantum Communication

open access: yesIEEE Access, 2020
In this paper, a multiplexing technique of coherent polarization states based on three-dimensional rotation group is proposed. The technique applies two Stokes parameters in one polarized light as signal and local oscillator (LO), and combines them in ...
Weizhao Lu, Jianfeng Qiu
doaj   +1 more source

Paperboard Coating Detection Based on Full-Stokes Imaging Polarimetry

open access: yesSensors, 2020
The manufacturing of high-quality extruded low-density polyethylene (PE) paperboard intended for the food packaging industry relies on manual, intrusive, and destructive off-line inspection by the process operators to assess the overall quality and ...
Javier Brugés Martelo   +2 more
doaj   +1 more source

Stokes parameters as a Minkowskian four-vector [PDF]

open access: yesPhysical Review E, 1997
It is noted that the Jones-matrix formalism for polarization optics is a six-parameter two-by-two representation of the Lorentz group. It is shown that the four independent Stokes parameters form a Minkowskian four-vector, just like the energy-momentum four-vector in special relativity.
Han, D., Kim, Y. S., Noz, Marilyn E.
openaire   +2 more sources

Error-free secure key generation and distribution using dynamic Stokes parameters.

open access: yesOptics Express, 2019
This paper proposes and experimentally demonstrates an error-free secure key generation and distribution (SKGD) scheme in classical optical fiber link by exploiting Stokes parameters (SPs) of the state of polarization (SOP).
Liuming Zhang   +3 more
semanticscholar   +1 more source

On the adaptive selection of the parameter in stabilized finite element approximations [PDF]

open access: yes, 2013
A systematic approach is developed for the selection of the stabilization parameter for stabilized finite element approximation of the Stokes problem, whereby the parameter is chosen to minimize a computable upper bound for the error in the approximation.
Rankin, Richard Andrew Robert   +3 more
core   +1 more source

Two-point Stokes parameters : interpretation and properties [PDF]

open access: yes, 2009
Whereas the classic Stokes parameters are measures of intensity, the recently introduced two-point Stokes parameters characterize spatial coherence.
Refregier, Philippe   +4 more
core   +1 more source

Plasmonic metagratings for simultaneous determination of Stokes parameters [PDF]

open access: yes, 2015
Measuring light's state of polarization is an inherently difficult problem, since the phase information between orthogonal polarization states is typically lost in the detection process.
A. Pors, M. Nielsen, S. Bozhevolnyi
semanticscholar   +1 more source

Structure and Optical Anisotropy of Spider Scales and Silk: The Use of Chromaticity and Azimuth Colors to Optically Characterize Complex Biological Structures

open access: yesNanomaterials, 2023
Herein, we give an overview of several less explored structural and optical characterization techniques useful for biomaterials. New insights into the structure of natural fibers such as spider silk can be gained with minimal sample preparation ...
Denver Linklater   +19 more
doaj   +1 more source

Detection of second-order nonlinear optical magnetization by mapping normalized Stokes parameters [PDF]

open access: yes, 2013
A measurable magnetic (nonlocal) contribution to the second harmonic generation (SHG) of nonmagnetic materials is an intriguing issue related to chiral materials, such as biomolecules.
Larciprete, Maria Cristina   +11 more
core   +1 more source

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