Results 41 to 50 of about 610,284 (295)

Polarization angle independent perfect metamaterial absorber

open access: yes2014 8th International Congress on Advanced Electromagnetic Materials in Microwaves and Optics, 2014
This paper presents a perfect metamaterial absorber (MA) based on rings and cross wires (RCWs) configuration in microwave frequency regime. Maxima absorption rate is at for simulation and at for experiment, in order. The proposed MA provides perfect absorption with angle of polarization independency.
Dincer, F.   +5 more
openaire   +2 more sources

Independence of Geomagnetic Polarity Intervals [PDF]

open access: yesGeophysical Journal International, 1975
Summary The statistical independence of sequences of geomagnetic polarity intervals has been investigated using correlation analysis to test the hypothesis that reversals are generated by a renewal process. In the analysis, the sequence of Cenozoic geomagnetic reversals as determined from palaeomagnetic studies was first divided into two sub ...
Jeffrey D. Phillips   +2 more
openaire   +1 more source

Birefringence-derived artifact in optical coherence tomography imaging of the lamina cribrosa in eyes with glaucoma

open access: yesScientific Reports, 2023
We investigated birefringence-derived artifacts that potentially mimic focal defects of the lamina cribrosa (focal LC defects) in optical coherence tomography (OCT) imaging of eyes with glaucoma.
Masahiro Miura   +6 more
doaj   +1 more source

A Compact Low-Loss Broadband Polarization Independent Silicon 50/50 Splitter

open access: yesIEEE Photonics Journal, 2021
We present a low-loss, compact, polarization insensitive 3-dB optical power-splitter for submicron silicon waveguides. The splitter is optimized over a broad wavelength span ranging from 1300 to 1700 nm through finite difference time domain simulations ...
Devika Padmakumar Nair, Michael Menard
doaj   +1 more source

Model independent study of massive lepton elastic scattering on the proton, beyond the Born approximation

open access: yes, 2014
Model independent expressions for all polarization observables in $\mu+p\to \mu+p$ elastic scattering are obtained, taking into account the lepton mass and including the two-photon exchange contribution.
Dbeyssi, A.   +3 more
core   +3 more sources

Automated Adaptation and Stabilization of a Tunable WDM Polarization-Independent Receiver on Active Silicon Photonic Platform

open access: yesIEEE Photonics Journal, 2020
We demonstrate automated adaptation, and stabilization of a silicon photonic wavelength-division multiplexing (WDM), polarization-independent receiver.
Minglei Ma   +4 more
doaj   +1 more source

Wideband Polarization Independent Resonant Cavity Antenna for 6G Applications

open access: yesIEEE Access, 2023
In this paper, a planar polarization independent resonant cavity antenna (RCA) is proposed to achieve higher gain with a single patch connection instead of using antenna arrays with additional feeding losses.
Mehrab Ramzan, Padmanava Sen
doaj   +1 more source

Identifying neutrinos and antineutrinos in neutral-current scattering reactions [PDF]

open access: yes, 2004
We study neutrino-induced nucleon knockout from nuclei. Expressions for the induced polarization are derived within the framework of the independent-nucleon model and the non-relativistic plane-wave approximation.
Heyde, K.   +3 more
core   +1 more source

A Wide-Angle, Polarization-Insensitive, Wideband Metamaterial Absorber With Lumped Resistor Loading for ISM Band Applications

open access: yesIEEE Access
This work introduces a wideband metamaterial (MM) absorber designed to operate effectively across a wide reception angle and be polarization-insensitive within ISM band (2.4 GHz) applications. The proposed absorber unit cell comprises four copper sectors
Abdulrahman Ahmed Ghaleb Amer   +5 more
doaj   +1 more source

Non-Ergodic Nuclear Depolarization in Nano-Cavities

open access: yes, 2003
Recently, it has been observed that the effective dipolar interactions between nuclear spins of spin-carrying molecules of a gas in a closed nano-cavities are independent of the spacing between all spins.
A. Abragam   +24 more
core   +3 more sources

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