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Related Experiment Video

Updated: Jan 22, 2026

Confocal Imaging of Confined Quiescent and Flowing Colloid-polymer Mixtures

Confocal Imaging of Confined Quiescent and Flowing Colloid-polymer Mixtures

Published on: May 20, 2014

Magnetized Disruption of Inertially Confined Plasma Flows.

M J-E Manuel¹, A B Sefkow^2,3,4, C C Kuranz⁵

¹General Atomics, Inertial Fusion Technologies, San Diego, California 92121, USA.

Physical Review Letters

|July 9, 2019

Summary

This summary is machine-generated.

Scientists observed magnetic disruption of plasma jets in laboratory experiments. This phenomenon, driven by magnetic flux compression, challenges current models of plasma dynamics and conductivity.

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Fabrication of Spatially Confined Complex Oxides

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Published on: July 1, 2013

Area of Science:

Plasma Physics
Magnetohydrodynamics
Laser-Plasma Interactions

Background:

Inertially confined plasma jets are crucial in astrophysical phenomena and fusion energy research.
Understanding plasma flow dynamics under magnetic fields is essential for controlling these systems.

Purpose of the Study:

To investigate the creation and disruption of inertially collimated plasma jets.
To explore the effect of external magnetic fields on plasma jet evolution.
To compare experimental findings with theoretical models and simulations.

Main Methods:

Generating supersonic plasma jets using laser-irradiated plastic cones.
Characterizing plasma jets with optical interferometry.
Applying tunable magnetic fields (up to 5 T) along the jet propagation axis.
Utilizing a Lagrangian-cylinder model with finite resistivity for analytical insights.
Performing two-dimensional radiation-magnetohydrodynamic simulations.

Main Results:

Demonstrated a novel phenomenon: magnetic disruption of inertially confined plasma jets.
Observed flux compression on the jet axis during formation, leading to disruption.
Analytical model successfully described the basic physical mechanisms.
Experimental and simulation results were compared.

Conclusions:

Current models may underestimate the electrical conductivity required for the observed flux compression and jet disruption.
The study provides new insights into laboratory plasma dynamics under strong magnetic fields.
Further research is needed to refine models of plasma conductivity in these regimes.