Spheromak
Glossary term: Spheromak
01 Executive_Summary
A compact toroidal plasma configuration with both toroidal and poloidal magnetic fields, self-generated by plasma currents. Unlike the FRC, the spheromak has a toroidal field component.
02 Definition
A compact toroidal plasma configuration with both toroidal and poloidal magnetic fields, self-generated by plasma currents. Unlike the FRC, the spheromak has a toroidal field component.
03 Deep_Dive_Intelligence
Overview
A compact toroidal plasma configuration with both toroidal and poloidal magnetic fields, self-generated by plasma currents. Unlike the FRC, the spheromak has a toroidal field component.
Role: Glossary term: Spheromak
Entity Type: Concept — Spheromak is a technical concept or theoretical framework.
Technical Definition
A compact toroidal plasma configuration with both toroidal and poloidal magnetic fields, self-generated by plasma currents. Unlike the FRC, the spheromak has a toroidal field component.
Related Concepts: Compact Toroid, FRC, Astron
05b Related_Topics (1)
07 Key_Findings
- ▸ Entity Type: Concept — Spheromak is a technical concept or theoretical framework.
- ▸ Related Concepts: Compact Toroid, FRC, Astron
09 Timeline_Mentions (10)
Christofilos begins Astron experiment at LLNL
Greek engineer starts E-layer field reversal concept. Earliest compact torus conception. Presented at 1958 Geneva.
historical-contextAstron experiment funding cancelled at LLNL
16-year project ends without achieving field reversal. Compact torus concept disperses to spheromak and FRC research.
historical-contextChristofilos Astron experiment cancelled at LLNL
17-year Astron project ends. Field reversal concept disperses to LANL (FRC) and LLNL/PPPL (spheromak).
historical-contextRelaxation Principle Proposed
J.B. Taylor publishes the relaxation principle, establishing that spheromak plasmas minimize magnetic energy while conserving helicity.
fusion-physicsPPPL Compact Toruses Symposium
PPPL symposium consolidating compact toroid (FRC/spheromak) research.
fusion-researchUS-Japan Joint Symposium on Compact Toruses
Princeton Plasma Physics Laboratory (PPPL) hosted a collaborative symposium focusing on Spheromaks, FRCs, and relativistic-beam injection, marking a convergence of US and Japanese fusion programs.
fusion-physicsCTX Spheromak Stability Verified
Experiments at Los Alamos verify the gross stability of spheromaks in oblate geometries using solid-wall flux conservers.
fusion-physicsFifth Symposium on the Physics and Technology of Compact Toroids
Hosted by Mathematical Sciences Northwest (MSNW), this workshop addressed FRC and Spheromak formation, focusing on slower generation methods and scaling to reactor sizes.
fusion-physicsCTX Achieves 100 eV Electron Temperatures
The CTX experiment becomes the first spheromak to achieve electron temperatures over 100 eV through improved vacuum practices and impurity reduction.
fusion-physicsLos Alamos Spheromak Programme Summary
A major review of the Los Alamos spheromak programme is published, detailing advances in formation, stability, and confinement.
fusion-physics10 FAQ
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External_References 5 REFS
Glossary_Sources
Verified_Primary_Sources 3 SOURCES
Type: concept
Region: glossary
Last updated: Research database snapshot