Results 81 to 90 of about 36,801 (205)

Astronomical Polarimetry with the RIT Polarization Imaging Camera

open access: yes, 2018
In the last decade, imaging polarimeters based on micropolarizer arrays have been developed for use in terrestrial remote sensing and metrology applications.
Brock, Neal   +2 more
core   +1 more source

Investigating the Properties of the Relativistic Jet and Hot Corona in AGN with X-ray Polarimetry

open access: yesGalaxies
X-ray polarimetry has been suggested as a prominent tool for investigating the geometrical and physical properties of the emissions from active galactic nuclei (AGN).
Dawoon E. Kim   +8 more
doaj   +1 more source

Submillimeter and Far-Infrared Polarimetric Observations of Magnetic Fields in Star-Forming Regions

open access: yesFrontiers in Astronomy and Space Sciences, 2019
Observations of star-forming regions by the current and upcoming generation of submillimeter polarimeters will shed new light on the evolution of magnetic fields over the cloud-to-core size scales involved in the early stages of the star formation ...
Kate Pattle, Laura Fissel
doaj   +1 more source

An Assessment of Simulated Compact Polarimetric SAR Data for Wetland Classification Using Random Forest Algorithm

open access: yesCanadian Journal of Remote Sensing, 2017
Synthetic aperture radar (SAR) compact polarimetry (CP) systems are of great interest for large area monitoring because of their ability to acquire data in a wider swath compared to full polarimetry (FP) systems and a significant improvement in ...
Masoud Mahdianpari   +3 more
doaj   +1 more source

Scattering Mechanism Extraction by a Modified Cloude-Pottier Decomposition for Dual Polarization SAR

open access: yesRemote Sensing, 2015
Dual polarization is a typical operational mode of polarimetric synthetic aperture radar (SAR). However, few studies have considered the scattering mechanism extraction of dual-polarization SARs.
Kefeng Ji, Yonghui Wu
doaj   +1 more source

An Icon-Based Synoptic Visualization of Fully Polarimetric Radar Data

open access: yesRemote Sensing, 2012
The visualization of fully polarimetric radar data is hindered by traditional remote sensing methodologies for displaying data due to the large number of parameters per pixel in such data, and the non-scalar nature of variables such as phase difference ...
Iain H. Woodhouse, Dean Turner
doaj   +1 more source

Nonlinear Stokes Mueller Polarimetry

open access: yes, 2015
The Stokes Mueller polarimetry is generalized to include nonlinear optical processes such as second- and third-harmonic generation, sum- and difference-frequency generations.
Barzda, Virginijus   +2 more
core   +1 more source

Reinforcement Learning Enabled Nanophotonic Devices

open access: yesLaser &Photonics Reviews, Volume 20, Issue 6, 18 March 2026.
A reinforcement learning algorithm is used to design photonic devices. The method creates metagratings and grating couplers that efficiently control both the direction and polarization of light. Further, a reinforcement learning approach is used to design in‐plane integrated photonic devices. This approach paves the way for advanced photonic components
Zi Wang   +4 more
wiley   +1 more source

Practical Aspects of X-ray Imaging Polarimetry of Supernova Remnants and Other Extended Sources

open access: yesGalaxies, 2018
The new generation of X-ray polarisation detectors, the gas pixel detectors, which will be employed by the future space missions IXPE and eXTP, allows for spatially resolved X-ray polarisation studies.
Jacco Vink, Ping Zhou
doaj   +1 more source

Cosmic Magnetism with the Square Kilometre Array and its Pathfinders

open access: yes, 2009
One of the five key science projects for the Square Kilometre Array (SKA) is "The Origin and Evolution of Cosmic Magnetism", in which radio polarimetry will be used to reveal what cosmic magnets look like and what role they have played in the evolving ...
Bryan M. Gaensler   +3 more
core   +1 more source

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