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Electromagnetic Transition Form Factor of the Nucleon $$\Delta $$ Δ (1232) in The Nonrelativistic Constituent Quark Model
Few-Body Systems ( IF 1.6 ) Pub Date : 2019-09-13 , DOI: 10.1007/s00601-019-1527-7
Sara Parsaei

The study of nucleon electromagnetic form factors has long been identified as a singular source of information for conception strong interactions in the extent of quark confinement. We have performed a calculation of the helicity amplitudes and the electromagnetic transition form factors of the electromagnetic excitation in $$\Delta $$(1232) resonances. In this paper, the electromagnetic interaction for N $$(938)\rightarrow \Delta (1232)$$ transitions at four-momenta transfer $$0 \le \hbox {Q2}(\hbox {GeV}^\mathrm{{2}}) \le 8$$ in the nonrelativistic constituent quark model calculated. In comparison with present experimental, relativistic and non-relativistic data, our results are in good agreement with the experimental and the other theoretical results, in particular of the medium-high $$\hbox {Q}^{2}$$ behavior.

中文翻译:

非相对论本构夸克模型中核子的电磁跃迁形式因子 $$\Delta $$ Δ (1232)

核子电磁形态因子的研究长期以来一直被认为是夸克限制范围内强相互作用概念的单一信息来源。我们已经计算了 $$\Delta $$(1232) 共振中电磁激发的螺旋幅度和电磁跃迁形状因子。在本文中,N $$(938)\rightarrow \Delta (1232)$$ 的电磁相互作用在四动量传递$$0 \le \hbox {Q2}(\hbox {GeV}^\mathrm{{2 }}) \le 8$$ 在计算的非相对论成分夸克模型中。与目前的实验、相对论和非相对论数据相比,我们的结果与实验和其他理论结果非常吻合,特别是中高 $$\hbox {Q}^{2}$$ 行为。
更新日期:2019-09-13
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