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Quantum Electricity: Absolute Operator-Theoretic Closure of Gauge-Covariant Current, Pauli Spin Transport, Maxwell Source Completion, and Spectral-Scattering Structure

A. Kim

Published Apr 19, 2026• 0 citations
Publisher

Abstract

This manuscript establishes the absolute operator-theoretic closure of quantum electricity. It formally defines quantum electricity strictly as the gauge-covariant conserved charge transport generated by a self-adjoint matter Hamiltonian under electromagnetic minimal coupling, rather than treating it as a supplementary physical ontology. The paper rigorously derives the exact one-particle current, its operator-valued local density, its Heisenberg continuity law, and its variational identity as the functional derivative of the Hamiltonian with respect to the vector potential. The framework is then systematically extended to spin-1/2 Pauli matter—proving the exact decomposition of the conserved current into distinct transport and divergence-free magnetization sectors—and to second quantization, establishing the many-body continuity law. Furthermore, the manuscript demonstrates that classical electrical source fields emerge exactly as the macroscopic expectation values of the quantum current operators. This provides the rigorous source-side completion for Maxwell field evolution. The theory is also generalized to relativistic quantum electrodynamics (identifying the current as the Noether current of local U(1) gauge invariance), expressed through spectral representation, and applied to open-system transport via scattering theory and wave operators. Ultimately, the manuscript proves a unified closure: all admissible electrical behavior is completely exhausted by the combination of gauge-covariant matter current, Maxwell field evolution, constitutive response, and boundary data.

DOI
10.5281/zenodo.19646891

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Maxwell’s equations, formulated in 1865, preceded quantum mechanics by six decades. When the logical direction is reversed, however, the electromagnetic field structure can be interpreted as the form required for a quantum theory of charged matter once three standard ingredients are imposed: local gauge invariance, conserved electric current, and a dynamical electromagnetic field. Quantum mechanics supplies the charged-particle state, probability amplitudes, quantum currents, and—through the Dirac equation—a relativistically consistent description of electron charge and spin. Gauge symmetry then organizes the electromagnetic interaction, while current conservation constrains the admissible source structure. The homogeneous Maxwell identities follow naturally from expressing the field through a four-potential, whereas the sourced Maxwell equations require an additional electromagnetic field action or equivalent dynamical assumption. The resulting framework clarifies both the strength and the limit of a “Maxwell from quantum mechanics” program: quantum theory and gauge structure strongly constrain electromagnetism, but Maxwell field dynamics are not obtained from the electron wave equation alone.
In the PAC–µ 8 framework, physical systems are described by a spectral generator K on a Hilbert space H, together with compression and audit functionals that constrain admissible dynamics. The core AV/AQ dictionary H = ℏ √ K identifies quantum Hamiltonians with the square root of a positive generator, and the audit layer imposes conserved currents and resource budgets. In this paper we show that classical electromagnetism, under a small and natural set of axioms, fits into this picture in a particularly rigid way. We formulate an “Electromagnetic Axiomatic System” (EAS) on top of PAC–µ 8 , consisting of Lorentz covariance, locality, linearity, U(1) gauge redundancy, charge conservation, and a minimal-compression principle for the action functional. Under these assumptions we derive: 1. the field strength Fµν as the unique gauge-invariant local curvature built from a potential Aµ, 2. the Maxwell Lagrangian −4 1 FµνF µν as the unique quadratic, gauge-invariant, Lorentz scalar functional compatible with the AV/AQ structure, 3. the inhomogeneous Maxwell equations ∂µF µν = J ν as Euler–Lagrange equations for the combined field–current action, 4. the homogeneous Maxwell equations as the Bianchi identity for F = dA. In this sense, the Maxwell equations emerge as the unique, first-principles “mother equa tion” for the electromagnetic sector within PAC–µ 8 , once one combines spectral generation, gauge redundancy, compression minimality, and the audit constraint ∂µJ µ = 0. We briefly discuss how the electromagnetic generator KEM and its compression functional relate to the broader PAC–µ 8 program, and how this perspective prepares the ground for coupling to matter, quantization, and audit-based constraints on extensions of electromagnetism.
We extend the framework of Unified Quantum Mechanics (UQM) to the relativistic domain by formulating the Dirac equation entirely in terms of real-valued fields. In this approach, the complex imaginary unit iii is systematically replaced by the temporal Hilbert transform operator Ht\mathcal{H}_{t}Ht​, which satisfies the anti-involution property Ht2=−I\mathcal{H}_{t}^{2}=-\mathcal{I}Ht2​=−I and acts as a dimensionless isometric operator. The resulting theory is expressed as a coupled system of real-valued equations for a primary field ψ\psiψ and its Hilbert-transformed partner ϕ=Ht[ψ]\phi=\mathcal{H}_{t}[\psi]ϕ=Ht​[ψ], whose evolution is governed exclusively by local differential operators. We demonstrate that all essential algebraic and symmetry structures of relativistic quantum mechanics are preserved within this real-valued formulation. In particular, the full Clifford algebra of the Dirac matrices, Lorentz covariance, and the relativistic energy-momentum relation are recovered exactly. A rigorous isomorphism with the conventional complex Dirac equation is established via the analytic signal representation ψa=ψ−iϕ\psi_{a}=\psi-i\phiψa​=ψ−iϕ, under which the standard U(1)U(1)U(1) gauge symmetry emerges naturally as a global SO(2)SO(2)SO(2) rotation in the real field space. The resulting formulation is therefore operationally and predictively equivalent to the standard complex theory. The conserved scalar density ρ=ψ†ψ+ϕ†ϕ=∣ψa∣2\rho=\psi^{\dagger}\psi+\phi^{\dagger}\phi=|\psi_{a}|^{2}ρ=ψ†ψ+ϕ†ϕ=∣ψa​∣2 is shown to arise as the squared envelope (intensity) of a real physical field and admits a direct interpretation as a local field intensity with well-defined physical dimensions. Probability conservation is recovered through the continuity equation, while normalization in standard quantum mechanics is reinterpreted as a rescaling by the conserved total field. Stability of matter, expressed as energy positivity, is shown to restrict the physical solution space to analytic signals, enforcing a Hilbert-pair structure and eliminating independent complex degrees of freedom. This work demonstrates that the complex structure of relativistic quantum mechanics is not fundamental but emerges from the analytically constrained dynamics of real-valued fields, providing a unified and physically transparent foundation for the Dirac theory.
We develop a Maxwell–Schwartz field-theoretic formulation of spin-1/2 quantum systems within the framework of tempered distribution spaces and Schwartz linear algebra. In this approach, the fundamental objects of the theory are Maxwellian fields, namely elements of S′(M4,C3), while scalar quantum states arise as derived projections carrying the spectral structure of the theory. Relativistic dynamics is formulated through square-root Hamiltonian operators defined via spectral calculus. On a distinguished subspace of Maxwellian fields, the curl operator realizes the momentum magnitude operator, allowing a direct correspondence between scalar and vectorial relativistic dynamics. This leads to a Schrödinger-type formulation of relativistic evolution without requiring Dirac’s matrix factorization as a primitive assumption. Spin-1/2 structures emerge naturally from two-component Cartesian configurations of Maxwellian fields. The Pauli algebra is realized as an internal symmetry acting on such pairs, and spin observables correspond to explicit transformations of field components. A first-order Dirac-type dynamics is obtained through operator factorization, yielding a Maxwellian realization of relativistic two-component equations, including the massless Weyl regime. The tensorial structure of the theory provides a natural setting for entanglement. Bell-type correlations are derived intrinsically from Maxwellian field configurations, reproducing the standard quantum predictions and their violation of Bell inequalities. A central result of the present work is the energetic interpretation of quantum probability. The spectral coefficients of a state determine the amplitudes of its Maxwellian realization, whose energy density is quadratic in these amplitudes. The Born rule is thus recovered as a normalized energy distribution law. Moreover, the electromagnetic continuity equation induces a probability continuity equation, with the probability current identified as the normalized Poynting flux. This transport interpretation extends to entangled states, where Bell correlations are interpreted as correlations in the transport of energy across field channels. Finally, the framework is extended to massive Maxwellian fields, where probability currents are expressed through nonlocal spectral kernels associated with square-root Hamiltonians, yielding a unified continuity structure for both massless and massive regimes. These results suggest that spinorial quantum structures, probabilistic interpretation, and quantum correlations may be understood as emerging from the internal organization, spectral structure, and energy transport of Maxwellian fields in the Schwartz distributional setting.