论文标题

QCD中两种类型的Gluon喷气机的实验验证

Experimental Verification of Two types of Gluon Jets in QCD

论文作者

Cho, Y. M., Zhang, Pengming, Zou, Liping

论文摘要

QCD的Abelian分解表明,有两种类型的胶子,颜色中性神经元和彩色染色体。我们建议在实验中确认两种类型的Gluon喷气机的存在的Abelian分解。我们预测,Gluon射流的四分之一是由具有3/4颜色因子的神经元制成的,最锋利的射流半径和最小的带电颗粒多重性,而Gluon射流的四分之三是由具有最大喷气射流的色因子9/4制成的,其射频是最广泛的射流(比夸克射流更广泛)。此外,我们认为神经元的射流具有独特的颜色流,形成理想的颜色偶极子,而夸克和Chromon喷气机的偶极子图案变形。为了测试该提案的合理性,我们建议分析现有Gluon Jet事件的射流形状(球形性)和/或粒子多样性的Gluon分布,并在分布中寻找两个不同的峰。

The Abelian decomposition of QCD tells that there are two types of gluons, the color neutral neurons and colored chromons. We propose to confirm the Abelian decomposition testing the existence of two types of gluon jets experimentally. We predict that one quarter of the gluon jet is made of the neurons which has the color factor 3/4 and the sharpest jet radius and smallest charged particle multiplicity, while the three quarters of the gluon jet are made of the chromons with the color factor 9/4 which have the broadest jet radious (broader than the quark jet). Moreover, we argue that the neuron jet has a distinct color flow which forms an ideal color dipole, while the quark and chromon jets have distorted dipole pattern. To test the plausibility of this proposal we suggest to analyse the gluon distribution against the jet shape (the sphericity) and/or particle multiplicity from the existing gluon jet events and look for two distinct peaks in the distribution.

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