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Effect of the Permittivity of Isotropic Load on the Area of Phase Shifter Operation of a Circular Ferrite-Dielectric Waveguide with Azimuthal Magnetization: Analysis in Terms of the L<sub>3 ±</sub>Numbers

2023· article· en· W4388082211 on OpenAlexaff
Георги Николов Георгиев, Mariana Nikolova Georgieva-Grosse

Bibliographic record

Venuenot available
Typearticle
Languageen
FieldMaterials Science
TopicMagnetic Properties and Applications
Canadian institutionsStantec (Canada)
Fundersnot available
KeywordsFerrite (magnet)Materials sciencePhase shift moduleDielectricPermittivityIsotropyAzimuthAnisotropyRelative permittivityMagnetizationCondensed matter physicsNuclear magnetic resonanceOpticsComposite materialOptoelectronicsMagnetic fieldPhysicsInsertion loss

Abstract

fetched live from OpenAlex

A circular waveguide, entirely filled with a coaxially positioned azimuthally magnetized ferrite cylinder and a dielectric toroid, which sustains normal $TE_{01}$ mode, is considered. If $\varepsilon_{d}$ and $\varepsilon_{r}$ are the relative permittivities of the isotropic and anisotropic medium, resp., the impact of $\varepsilon_{d}$ on the width of the area in which the structure provides differential phase shift is studied, on condition that $\varepsilon_{d}\gt \varepsilon_{r}$ and $\varepsilon_{d}$ grows, while $\varepsilon_{r}$ is kept unchanged. The approach employs the characteristic equation of the configuration, derived previously by means of complex Kummer confluent hypergeometric and real ordinary Bessel and Neumann functions. In it the permittivities of the two strata participate through their ratio $\overline{\bar{\varepsilon}}=\varepsilon_{d}/\varepsilon_{r}$. That’s why it is chosen as a parameter in the investigation with a value, larger than 1 $(\overline{\bar{\varepsilon}}\gt 1)$, which increases, rather than $\varepsilon_{d}$ and $\varepsilon_{r}$. Using the definite purely imaginary roots of the equation mentioned in its independent variable, and certain new real positive numbers ($\overline{\bar{L}}_{3\pm}$ numbers), introduced by the authors earlier, the lower and upper cut-off frequencies of transmission line are computed. They allow to deduce the criterion, whose fulfillment guarantees its work as a phase shifter, and to reckon the width of the area in that this is observed. The dielectric region is assumed thin. Calculations are performed for several equidistant values of the off-diagonal ferrite Polder permeability tensor element, corresponding to strong anisotropy. The results are debated in detail.

Fetched live from OpenAlex and de-inverted. Abstracts are not stored in this database: the inverted indexes are 8.6 GB of the frame’s 9.3 GB of text, and the host has 13 GB free.

How this classification was reachedexpand

Full frame machine prediction

Teacher imitation

Not calibrated prevalence, not ground truth. Human validation pending. The Gemma side is a direct model label for every work in the frame, read from the title-only record. The Codex side is a classifier learned from the 10,348 direct Codex labels and calibrated to design-weighted sample rates; fields without enough sample support carry no Codex call. Candidate is the union of the two sides; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels.

metaresearch head score (Codex)0.000
metaresearch head score (Gemma)0.001
Version: metacan-v3-hybrid-931329e0061cValidation status: machine_predicted_unvalidated
Candidate categoriesnone
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Simulation or modeling · Consensus signal: none
GenreCandidate signal: Empirical · Consensus signal: Empirical
Teacher disagreement score0.001
Threshold uncertainty score0.005

Distilled classifier scores by category (both heads)

CategoryCodexGemma
Metaresearch0.0000.001
Meta-epidemiology (narrow)0.0000.000
Meta-epidemiology (broad)0.0000.000
Bibliometrics0.0000.000
Science and technology studies0.0000.001
Scholarly communication0.0010.000
Open science0.0000.000
Research integrity0.0000.000
Insufficient payload (model declined to judge)0.0010.000

Machine scores (provisional)

The two teacher heads of the student model, read on this work. A score orders the frame for review; it never asserts a category, and the validation status ships verbatim with every row.

Baseline scores from an immature model (maturity gate not passed, 7 training rounds). Scores rank; they never assert a category.

Opus teacher head0.009
GPT teacher head0.232
Teacher spread0.223 · how far apart the two teachers sit on this one work
Validation statusscore_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from it

Classification

machine, unvalidated

Machine predicted; a candidate call from one source (direct Gemma or distilled Codex), not a consensus.

The models applied no category: nothing in the taxonomy fit this work.
Study designSimulation or modeling
Domainnot available
GenreEmpirical

How this classification was reached, model by model and score by score, is at the end of the page under "How this classification was reached".

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Citations1
Published2023
Admission routes1
Has abstractyes

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