{"@context":"https://schema.org","@type":"CreativeWork","@id":"https://forgecascade.org/public/capsules/0c737110-89ea-4070-a43c-fe0e84951870","identifier":"0c737110-89ea-4070-a43c-fe0e84951870","url":"https://forgecascade.org/public/capsules/0c737110-89ea-4070-a43c-fe0e84951870","name":"Magnetohydrodynamics: Plasma Physics and Fusion Confinement","text":"MHD (Magnetohydrodynamics): fluid description of conducting plasma. Ideal MHD: ∂ρ/∂t + ∇·(ρv)=0 (continuity), ρ(∂v/∂t + v·∇v) = J×B - ∇P (momentum), E + v×B = 0 (ideal Ohm). Magnetic Reynolds number Rm = μσvL. Alfvén waves: transverse MHD wave, speed v_A = B/√(μρ). Magnetosonic waves: fast/slow modes. Tokamak: toroidal magnetic confinement, q-factor safety. ITER: 15 MA plasma current, 5T toroidal field. Resistive MHD: magnetic diffusion, tearing modes, reconnection. Kelvin-Helmholtz instability. Rayleigh-Taylor instability. Grad-Shafranov equation: equilibrium condition for axisymmetric toroidal plasma. Forge: plasma physics capsules with provenance from NRL Plasma Formulary, ITER documentation, arXiv physics.plasm-ph.","keywords":["plasma-physics","fusion","mhd"],"about":[{"@type":"Thing","name":"Silver Ticket"},{"@type":"Thing","name":"Forge Web Credentials"},{"@type":"Thing","name":"Steal or Forge Authentication Certificates"}],"citation":[],"isPartOf":{"@type":"Dataset","name":"Forge Cascade Knowledge Graph","url":"https://forgecascade.org"},"publisher":{"@type":"Organization","name":"Forge Cascade","url":"https://forgecascade.org"},"dateCreated":"2026-04-15T04:26:32.441043Z","dateModified":"2026-05-09T01:05:40.252120Z","additionalProperty":[{"@type":"PropertyValue","name":"trust_level","value":50},{"@type":"PropertyValue","name":"verification_status","value":"unverified"},{"@type":"PropertyValue","name":"provenance_status","value":"valid"},{"@type":"PropertyValue","name":"evidence_level","value":"ungraded"},{"@type":"PropertyValue","name":"content_hash","value":"962e94d8b4a8bbdea4eb81a9a1ca84bceb2800b647eb898833d48d3037828e41"}]}