Single-fluid magnetohydrodynamic description of solar plasma — induction equation ∂B/∂t = ∇×(v×B) + η∇²B, frozen-in flux limit (η→0), Alfvén wave propagation v_A = B/√(μ₀ρ). Workhorse for sunspot/active-region modelling and reconnection…
Single-fluid magnetohydrodynamic description of solar plasma — induction equation ∂B/∂t = ∇×(v×B) + η∇²B, frozen-in flux limit (η→0), Alfvén wave propagation v_A = B/√(μ₀ρ). Workhorse for sunspot/active-region modelling and reconnection…