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arXiv 0910.3638hep-ex
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CDF II上的奇异光子探测器

Exotic Photon Searches at CDF II

Eunsin Lee

摘要:

我们目前的奇异光子在CDF II搜索的最新结果。在第一个签名为基础的搜索,我们寻找额外的高能物体的两个光子的异常生产。结果与标准模型的预期一致。在第二个分析中,我们提出了一个基于签名的搜索包含一个光子,两个射流,其中至少有一个被确定为源自一个$b$夸克,和失踪的横向能量的事件的异常生产。我们没有发现非标准模型现象的迹象。最后,在双光子末态中寻找一个疏费米子希格斯粒子。由于在双光子质谱中没有观察到共振的证据,我们排除了质量低于106 GeV/ $c^2$的希格斯玻色子,置信度为95%。

英文摘要:

We present recent results of searches for exotic photons at CDF II. In the first signature-based search, we search for anomalous production of two photons with additional energetic objects. The results are consistent with the standard model expectations. In the second analysis, we present a signature-based search for anomalous production of events containing a photon, two jets, of which at least one is identified as originating from a $b$ quark, and missing transverse energy. We find no indications of non-standard model phenomena. Finally, a search for a fermiophobic Higgs in the diphoton final state is presented. Since no evidence of a resonance in the diphoton mass spectrum is observed we exclude this Higgs boson with mass below 106 GeV/$c^2$ at a 95% confidence level.

机构、总结、中文摘要均由AI分析而来,可能存在错误,请以论文正文为准。

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