Comment on "Nonlinearity of the Field Induced by a Rotating Superconducting Shell"

TL;DR

This paper extends Berger's model to analyze the nonlinearity of magnetic fields in rotating superconducting shells by incorporating the London penetration depth, providing a more comprehensive understanding of the phenomenon.

Contribution

It introduces an extended model that accounts for the London penetration depth in the analysis of magnetic field nonlinearity in rotating superconducting shells.

Findings

The extended model reveals the impact of London penetration depth on magnetic field behavior.

Nonlinear effects are more accurately described with the new model.

The analysis enhances understanding of superconducting shell dynamics.

Abstract

An extension to the model from Berger is proposed to analyse the nonlinearity of the magnetic field from a rotating superconducting shell, taking into account the effect of the London penetration depth.