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In field theory, the Stueckelberg action (named after Ernst Stueckelberg) describes a massive spin-1 field as an R (the real numbers are the Lie algebra of U(1)) Yang–Mills theory coupled to a real scalar field φ. This scalar field takes on values in a real 1D affine representation of R with m as the coupling strength. Gauge-fixing φ=0, yields the Proca action.

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  • Stueckelberg ago (eo)
  • 스튀켈베르크 작용 (ko)
  • Stueckelberg action (en)
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  • 스튀켈베르크 작용(독일어: Stückelbergwirkung)은 질량을 가진 벡터장이 실수 스칼라장에 1차원 가환 으로 작용하는 이론이다. 여기서 질량은 결합상수에 해당한다. 스위스의 (Ernst Stückelberg)가 고안하였다. 은 다음과 같다. 여기서 게이지를 φ=0으로 고치면 프로카 작용을 얻는다. 이에 따라, 가환대칭군을 가진 양자전기역학은 게이지 보존 (광자)가 질량을 가져도 재규격화가능하지만, 비가환 게이지 이론은 게이지 보존이 질량을 가지면 재규격화할 수 없다. (ko)
  • La Stueckelberg ago (nomita laŭ (1938), "Die Wechselwirkungskräfte in der Elektrodynamik und in der Feldtheorie der Kräfte", Helv. Phys. Acta. 11: 225; Esperante "la interagaj fortoj en la elektrodinamiko kaj en la kampa teorio de la fortoj") priskribas en la kampa teorio masiva spin-1 kampo kiel R (la reelaj nombroj estas la Lie-algebro de U(1), la kompleksa unuocirklo) ligita al reela skalara kampo φ. Tiu skalara kampo alprenas valoroj en reela unudimensia afina prezento de R per m kiel la kupla forteco. (eo)
  • In field theory, the Stueckelberg action (named after Ernst Stueckelberg) describes a massive spin-1 field as an R (the real numbers are the Lie algebra of U(1)) Yang–Mills theory coupled to a real scalar field φ. This scalar field takes on values in a real 1D affine representation of R with m as the coupling strength. Gauge-fixing φ=0, yields the Proca action. (en)
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  • La Stueckelberg ago (nomita laŭ (1938), "Die Wechselwirkungskräfte in der Elektrodynamik und in der Feldtheorie der Kräfte", Helv. Phys. Acta. 11: 225; Esperante "la interagaj fortoj en la elektrodinamiko kaj en la kampa teorio de la fortoj") priskribas en la kampa teorio masiva spin-1 kampo kiel R (la reelaj nombroj estas la Lie-algebro de U(1), la kompleksa unuocirklo) ligita al reela skalara kampo φ. Tiu skalara kampo alprenas valoroj en reela unudimensia afina prezento de R per m kiel la kupla forteco. Tio estas speciala kazo de la Higgs-meĥanismo, kie efektive la amaso de la Higgs-skalara escito estas kondukita al senfineco, do la Higgs-meĥanismo estas malkupla kaj estas ignorebla, rezultanta en nenlineara, afina prezento de la kampo, anstataŭ de — en nuntempa terminologio, U(1) nelineara σ-modelo. (eo)
  • In field theory, the Stueckelberg action (named after Ernst Stueckelberg) describes a massive spin-1 field as an R (the real numbers are the Lie algebra of U(1)) Yang–Mills theory coupled to a real scalar field φ. This scalar field takes on values in a real 1D affine representation of R with m as the coupling strength. This is a special case of the Higgs mechanism, where, in effect, λ and thus the mass of the Higgs scalar excitation has been taken to infinity, so the Higgs has decoupled and can be ignored, resulting in a nonlinear, affine representation of the field, instead of a linear representation — in contemporary terminology, a U(1) nonlinear σ-model. Gauge-fixing φ=0, yields the Proca action. This explains why, unlike the case for non-abelian vector fields, quantum electrodynamics with a massive photon is, in fact, renormalizable, even though it is not manifestly gauge invariant (after the Stückelberg scalar has been eliminated in the Proca action). (en)
  • 스튀켈베르크 작용(독일어: Stückelbergwirkung)은 질량을 가진 벡터장이 실수 스칼라장에 1차원 가환 으로 작용하는 이론이다. 여기서 질량은 결합상수에 해당한다. 스위스의 (Ernst Stückelberg)가 고안하였다. 은 다음과 같다. 여기서 게이지를 φ=0으로 고치면 프로카 작용을 얻는다. 이에 따라, 가환대칭군을 가진 양자전기역학은 게이지 보존 (광자)가 질량을 가져도 재규격화가능하지만, 비가환 게이지 이론은 게이지 보존이 질량을 가지면 재규격화할 수 없다. (ko)
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