Results 1 to 10 of about 1,427,556 (247)

Scientific Polarization [PDF]

open access: yesSSRN Electronic Journal, 2017
Contemporary societies are often "polarized", in the sense that sub-groups within these societies hold stably opposing beliefs, even when there is a fact of the matter.
O'Connor, Cailin, Weatherall, James Owen
core   +6 more sources

Characterizing maser polarization: effects of saturation, anisotropic pumping and hyperfine structure [PDF]

open access: yes, 2019
The polarization of masers contains information on the magnetic field strength and direction of the regions they occur in. Many maser polarization observations have been performed over the last 30 years.
Lankhaar, Boy, Vlemmings, Wouter
core   +3 more sources

Two-Dimensional Quasi-Periodic Diffraction Properties of the Scalar and Vector Optical Fields

open access: yesPhotonics, 2023
As is known, quasi-periodicity attracts great attention in many scientific regions. For instance, the discovery of the quasicrystal was rewarded the Nobel Prize in 2011, leading to a series of its applications.
Yue Pan   +6 more
doaj   +1 more source

Phase encoded quantum key distribution up to 380 km in standard telecom grade fiber enabled by baseline error optimization

open access: yesScientific Reports, 2023
Phase encoding in quantum key distribution (QKD) enables long-distance information-theoretic secure communication in optical fibers. We present a novel theoretical model characterizing errors from various sources in practical phase encoding-based QKD ...
Nishant Kumar Pathak   +3 more
doaj   +1 more source

Manipulating Transverse Spin Angular Momentum with Symmetrically Modulated Hybridly Polarized Vector Optical Field

open access: yesPhotonics, 2022
Transverse spin angular momentum (SAM) of photon, also known as ‘photonic wheel’, has attracted much attention, owing to its extraordinary properties and broad application prospect. Thus, it is essential to flexibly manipulate the transverse SAM in order
Xue-Feng Sun   +4 more
doaj   +1 more source

Spatial and temporal coherence via polarization mutual coherence function [PDF]

open access: yesPhysica Scripta 99, 025501 (2024), 2023
We address polarization coherence in terms of correlations of Stokes variables. We develop an scalar polarization mutual coherence function that allows us to define a polarization coherence time. We find a suitable spectral polarization density allowing a polarization version of the Wiener-Khintchine theorem.
arxiv   +1 more source

Polarity Inversion in Polar-Nonpolar-Polar Heterostructures [PDF]

open access: yesPhysical Review Letters, 2001
We have observed an epilayer-thickness-dependent polarity inversion for the growth of CdTe on Sb(Bi)/CdTe(111)B. For films with Sb(Bi) thicknesses of less than 40 A (15 A), the CdTe layer shows a B (Te-terminated) face, but it switches to an A (Cd-terminated) face for thicker layers.
George K. Wong   +7 more
openaire   +4 more sources

Non-Markovian speedup evolution of a center massive particle in two-dimensional environmental model

open access: yesEuropean Physical Journal C: Particles and Fields, 2023
A two-dimensional ray model is introduced to realize the non-Markovian speedup evolution of a center massive particle gravitationally coupled to a controllable environment (multilayer arrangement of the massive particles). By controlling the environment,
Ying-Jie Zhang   +4 more
doaj   +1 more source

Are polar rings indeed polar? [PDF]

open access: yesAstrophysical Bulletin, 2013
Corrected version accepted in Astrophysical Bulletin, 8 pages, 5 EPS ...
Smirnova, K. I., Moiseev, A. V.
openaire   +4 more sources

Unsupervised learning of pixel clustering in Mueller matrix images for mapping microstructural features in pathological tissues

open access: yesCommunications Engineering, 2023
In histopathology, doctors identify diseases by characterizing abnormal cells and their spatial organization within tissues. Polarization microscopy and supervised learning have been proved as an effective tool for extracting polarization parameters to ...
Jiachen Wan   +13 more
doaj   +1 more source

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