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"A_m800_w5p0__H_m750_w2p0_2dnll" of "Search for heavy pseudoscalar and scalar bosons decaying to a top quark pair in proton-proton collisions at $\sqrt{s}$ = 13 TeV"

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DataCite Commons2026-04-10 更新2026-05-03 收录
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https://www.hepdata.net/record/171518
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资源简介:
Observed values of twice the negative log-likelihood with respect to the SM (corresponding to $g_{A t \bar t} = g_{H t \bar t} = 0$) for the simultaneous presence of A, $m_A = 800$ GeV, $\Gamma_A/m_A = 5.0$% and H, $m_H = 750$ GeV, $\Gamma_H/m_H = 2.0$% as a function of the coupling modifiers $g_{A t \bar t}$ and $g_{H t \bar t}$.

本数据集给出了以标准模型(Standard Model, SM)为基准、满足$g_{A tar{t}}=g_{H tar{t}}=0$条件的两倍负对数似然观测值;该值对应同时存在粒子A(质量$m_A=800 ext{GeV}$,衰变宽度与质量比$Gamma_A/m_A=5.0\%$)与粒子H(质量$m_H=750 ext{GeV}$,衰变宽度与质量比$Gamma_H/m_H=2.0\%$)的物理场景,且以耦合修正因子$g_{A tar{t}}$和$g_{H tar{t}}$作为自变量。
提供机构:
HEPData
创建时间:
2026-04-10
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