Statements (31)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:magnetohydrodynamic_wave
|
| gptkbp:AlfvénSpeedFormula |
v_A = B / sqrt(μ₀ρ)
|
| gptkbp:category |
astrophysics
plasma physics space physics |
| gptkbp:dimensions |
velocity
|
| gptkbp:discoveredBy |
gptkb:Hannes_Alfvén
|
| gptkbp:discoveredIn |
1942
|
| gptkbp:field |
astrophysics
physics space science |
| gptkbp:frequency |
low frequency
|
| gptkbp:hasUnit |
meters per second
|
| gptkbp:measures |
meter per second
|
| gptkbp:namedAfter |
gptkb:Hannes_Alfvén
|
| gptkbp:observedBy |
laboratory plasmas
solar wind Earth's magnetosphere |
| gptkbp:phaseVelocity |
Alfvén speed
|
| gptkbp:propagateAlong |
magnetic field lines
|
| gptkbp:propagateIn |
magnetized plasma
|
| gptkbp:relatedTo |
space weather
magnetohydrodynamics magnetic reconnection plasma oscillations magnetosonic waves solar corona heating |
| gptkbp:restoringForce |
magnetic tension
|
| gptkbp:bfsParent |
gptkb:Hannes_Alfvén
|
| gptkbp:bfsLayer |
6
|
| http://www.w3.org/2000/01/rdf-schema#label |
Alfvén waves
|