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Record W4416950628 · doi:10.1115/1.4070544

A Repulsively Interacting Array of Magnetic Pendulums

2025· article· en· W4416950628 on OpenAlexaff
Mariam Lahlou, G. R. Heppler, Eihab Abdel‐Rahman

Bibliographic record

VenueJournal of Computational and Nonlinear Dynamics · 2025
Typearticle
Languageen
FieldPhysics and Astronomy
TopicExperimental and Theoretical Physics Studies
Canadian institutionsUniversity of Waterloo
Fundersnot available
KeywordsNonlinear systemPendulumDouble pendulumMotion (physics)Equations of motionKapitza's pendulumDynamics (music)Mechanical system

Abstract

fetched live from OpenAlex

Abstract The motions of a system of repulsively interacting magnetic pendulums and their interaction forces are investigated. The equations of motion for the pendulum array are formulated including geometrically accurate closed-form expressions for the magnetic interaction forces. The equilibrium points, natural frequencies, and nonlinear oscillations of the system are predicted using the equations of motion and validated experimentally. The results indicate that the analytical model can accurately predict the motions of the pendulum system. This system is of intrinsic value for the rich dynamic phenomena it reveals. It is also of interest as a simple mechanical analog of quantum and other hard to realize dynamic systems.

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 distilled prediction

Teacher imitation

Not calibrated prevalence, not ground truth. Human validation pending. Learned from the 10,348 direct Codex labels and 10,348 direct Gemma labels. Candidate is the union of thresholded teacher heads; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels or direct frontier model labels.

metaresearch head score (Codex)0.000
metaresearch head score (Gemma)0.000
Version: codex-gemma-dda1882f352aValidation status: machine_predicted_unvalidated
Candidate categoriesnone
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Theoretical or conceptual · Consensus signal: Theoretical or conceptual
GenreCandidate signal: Empirical · Consensus signal: Empirical
Teacher disagreement score0.103
Threshold uncertainty score0.211

Codex and Gemma teacher scores by category

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

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 head0.004
GPT teacher head0.260
Teacher spread0.256 · 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 teacher head, not a consensus.

The models applied no category: nothing in the taxonomy fit this work.
Study designTheoretical or conceptual
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".

Quick stats

Citations0
Published2025
Admission routes1
Has abstractyes

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