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Proca equation
Ciro Santilli
(
@cirosantilli,
40
)
...
Quantum mechanics
Relativistic quantum mechanics
Dirac equation
Spin (physics)
Spin number of a field
Spin 1
Updated
2025-07-16
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Spin 1
Spin number of a field
Spin (physics)
Dirac equation
Relativistic quantum mechanics
Quantum mechanics
Particle physics
Physics
Natural science
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Internal and spacetime symmetries
Spin 1
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Proca equation
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Created
2026-09-24
Updated
2026-09-24
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A
massive
vector field
coupled to
a
conserved current
obeys
∂
μ
F
μν
−
m
2
A
ν
=
−
μ
0
J
ν
.
(1)
The
mass term
breaks electromagnetic gauge invariance.
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