Results 11 to 20 of about 296,360 (329)

Depolarization of intense laser beams by dynamic plasma density gratings

open access: yesHigh Power Laser Science and Engineering, 2023
As a typical plasma-based optical element that can sustain ultra-high light intensity, plasma density gratings driven by intense laser pulses have been extensively studied for wide applications. Here, we show that the plasma density grating driven by two
Y. X. Wang   +11 more
doaj   +1 more source

Correlation between Lesion Progression and Depolarization Assessed by Polarization-Sensitive Optical Coherence Tomography

open access: yesApplied Sciences, 2020
The detection of early stages of caries is still one of the major challenges in preservative dentistry. Since it is known from polarized light microscopy (PLM) that intrinsic enamel birefringence is affected by demineralization, polarization-sensitive ...
Florian Tetschke   +7 more
doaj   +1 more source

Airborne HSRL-2 measurements of elevated aerosol depolarization associated with non-spherical sea salt

open access: yesFrontiers in Remote Sensing, 2023
Airborne NASA Langley Research Center (LaRC) High Spectral Resolution Lidar-2 (HSRL-2) measurements acquired during the recent NASA Earth Venture Suborbital-3 (EVS-3) Aerosol Cloud Meteorology Interactions over the Western Atlantic Experiment (ACTIVATE ...
Richard Ferrare   +40 more
doaj   +1 more source

User Influence on Polarization Characteristics in Off-Body Channels

open access: yesIEEE Access, 2020
This article investigates the impact of the user's body on wearable antenna radiation characteristics and the consequent effects on the off-body channel, with the focus on the polarization aspect.
Kenan Turbic   +3 more
doaj   +1 more source

Postsynaptic Ca2+, but not cumulative depolarization, is necessary for the induction of associative plasticity in Hermissenda [PDF]

open access: yes, 1993
The neuronal modifications that underlie associative memory in Hermissenda have their origins in a synaptic interaction between the visual and vestibular systems, and can be mimicked by contiguous in vitro stimulation of these converging pathways. At the
Matzel, R. F, Rogers, Ronald F
core   +2 more sources

Geometry of depolarizing channels [PDF]

open access: yesPhysical Review A, 2008
Depolarizing maps acting on an N dimensional system are completely positive maps resulting into compression of the Bloch ball along the different polarization directions. In the qubit case these maps are a convex sum of four extremal maps and form a simplex in the space of compression coefficients along the three polarization directions.
Kuldeep Dixit, E. C. G. Sudarshan
openaire   +3 more sources

SU(2)-invariant depolarization of quantum states of light [PDF]

open access: yes, 2013
We develop an SU(2)-invariant approach to the depolarization of quantum systems as the effect of random unitary SU(2) transformations. From it we derive an SU(2)-invariant Markovian master equation.
Luis, Alfredo, Rivas, Ángel
core   +3 more sources

Disease Phenotypes and Mechanisms of iPSC-Derived Cardiomyocytes From Brugada Syndrome Patients With a Loss-of-Function SCN5A Mutation

open access: yesFrontiers in Cell and Developmental Biology, 2020
Brugada syndrome (BrS) is one of the major causes of sudden cardiac death in young people, while the underlying mechanisms are not completely understood.
Wener Li   +22 more
doaj   +1 more source

Modulation of Depolarization for Optical Data Links

open access: yesIEEE Photonics Journal, 2022
Controlled depolarization of a polychromatic carrier can be applied simultaneously with polarization-shift keying (PolSK) to achieve a three-dimensional symbol space using only a direct-detection Stokes-vector receiver.
Mark D. Feuer
doaj   +1 more source

Gravitational depolarization of ultracold neutrons: comparison with data [PDF]

open access: yes, 2015
We compare the expected effects of so-called gravitationally enhanced depolarization of ultracold neutrons to measurements carried out in a spin-precession chamber exposed to a variety of vertical magnetic-field gradients.
A. Kozela   +51 more
core   +3 more sources

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