| $\bf{
0.91 {}^{+0.20}_{-0.18}}$
|
OUR AVERAGE
Error includes scale factor of 1.6.
|
| $0.81$ ${}^{+0.22}_{-0.19}$ |
1 |
|
ATLS |
| $0.33$ $\pm0.26$ |
2 |
|
CMS |
| $0.92$ $\pm0.19$ ${}^{+0.17}_{-0.13}$ |
3 |
|
CMS |
| $1.43$ ${}^{+0.33}_{-0.31}$ ${}^{+0.21}_{-0.15}$ |
4 |
|
ATLS |
| $1.6$ ${}^{+0.5}_{-0.4}$ |
5 |
|
ATLS |
| $1.9$ ${}^{+0.8}_{-0.7}$ |
6 |
|
ATLS |
| • • • We do not use the following data for averages, fits, limits, etc. • • • |
| $-1.6$ $\pm4.5$ |
7 |
|
CMS |
| $0.91$ ${}^{+0.26}_{-0.22}$ |
7 |
|
CMS |
| $-0.27$ ${}^{+0.86}_{-0.83}$ |
8 |
|
ATLS |
| $0.35$ ${}^{+0.36}_{-0.34}$ |
9 |
|
ATLS |
| $1.38$ ${}^{+0.36}_{-0.29}$ |
10 |
|
CMS |
| $0.72$ $\pm0.24$ $\pm0.38$ |
11 |
|
CMS |
| $1.2$ $\pm0.3$ |
12 |
|
ATLS |
|
13 |
|
ATLS |
| $0.84$ ${}^{+0.64}_{-0.61}$ |
14 |
|
ATLS |
| $0.9$ $\pm1.5$ |
15 |
|
CMS |
| $1.23$ ${}^{+0.45}_{-0.43}$ |
16 |
|
CMS |
| $1.26$ ${}^{+0.31}_{-0.26}$ |
17 |
|
CMS |
| $1.7$ $\pm0.8$ |
18 |
|
ATLS |
| $2.3$ ${}^{+0.7}_{-0.6}$ |
19, 6 |
|
LHC |
| $2.9$ ${}^{+1.0}_{-0.9}$ |
6 |
|
CMS |
| $1.81$ ${}^{+0.52}_{-0.50}$ ${}^{+0.58}_{-0.55}$ ${}^{+0.31}_{-0.12}$ |
20 |
|
ATLS |
| $1.4$ ${}^{+2.1}_{-1.4}$ ${}^{+0.6}_{-0.3}$ |
21 |
|
ATLS |
| $1.5$ $\pm1.1$ |
22 |
|
ATLS |
| $2.1$ ${}^{+1.4}_{-1.2}$ |
23 |
|
ATLS |
| $1.2$ ${}^{+1.6}_{-1.5}$ |
24 |
|
CMS |
| $2.8$ ${}^{+1.0}_{-0.9}$ |
25 |
|
CMS |
| $9.49$ ${}^{+6.60}_{-6.28}$ |
26 |
|
CDF |
| $< 5.8 at 95\% CL$ |
27 |
|
CMS |
|
1
AAD 2025AJ measure the ${{\mathit t}}{{\overline{\mathit t}}}{{\mathit H}}$ production with ${{\mathit H}}$ $\rightarrow$ ${{\mathit b}}{{\overline{\mathit b}}}$ decay channel using 140 fb${}^{-1}$ of data at $\mathit E_{{\mathrm {cm}}}$ = 13 TeV. The ${{\mathit t}}{{\overline{\mathit t}}}{{\mathit H}}$ cross section is measured to be $411$ ${}^{+101}_{-92}$ fb for a Higgs boson mass of 125.09 GeV. The signal strengths with simplified template cross section bins are given in their Fig. 3.
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2
HAYRAPETYAN 2025R measure the ${{\mathit t}}{{\overline{\mathit t}}}{{\mathit H}}$ and ${{\mathit t}}{{\mathit H}}$ productions with ${{\mathit H}}$ $\rightarrow$ ${{\mathit b}}{{\overline{\mathit b}}}$ decay channel using 138 fb${}^{-1}$ of data at $\mathit E_{{\mathrm {cm}}}$ = 13 TeV. The quoted value is obtained assuming the ${{\mathit t}}{{\mathit H}}$ contribution predicted in the SM. The signal strengths with simplified template cross section bins are given in their Fig. 12. Two-dimensional likelihood scan of (${{\mathit \mu}}_{{{\mathit t}} {{\mathit H}}}$, ${{\mathit \mu}}_{{{\mathit t}} {{\overline{\mathit t}}} {{\mathit H}}}$) is shown in their Fig. 14.
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3
SIRUNYAN 2021R search for ${{\mathit t}}{{\overline{\mathit t}}}{{\mathit H}}$ in final states with electrons, muons and hadronically decaying ${{\mathit \tau}}$ leptons ( ${{\mathit H}}$ $\rightarrow$ ${{\mathit W}}{{\mathit W}^{*}}$ , ${{\mathit Z}}{{\mathit Z}^{*}}$ , ${{\mathit \tau}}{{\mathit \tau}}$) with 137 fb${}^{-1}$ of ${{\mathit p}}{{\mathit p}}$ collision data at $\mathit E_{{\mathrm {cm}}}$ = 13 TeV. The quoted signal strength corresponds to a significance of 4.7 standard deviations and is given for ${\mathit m}_{{{\mathit H}}}$ = 125 GeV.
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4
AAD 2020Z measure $\sigma _{{{\mathit t}} {{\overline{\mathit t}}} {{\mathit H}}}$ $\cdot{}$B( ${{\mathit H}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit \gamma}}$) to be $1.64$ ${}^{+0.38}_{-0.36}{}^{+0.17}_{-0.14}$ fb in 139 fb${}^{-1}$ of data at $\mathit E_{{\mathrm {cm}}}$ = 13 TeV.
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5
AABOUD 2018AC search for ${{\mathit t}}{{\overline{\mathit t}}}{{\mathit H}}$ production with ${{\mathit H}}$ decaying to ${{\mathit \tau}}{{\mathit \tau}}$, ${{\mathit W}}{{\mathit W}^{*}}(\rightarrow$ ${{\mathit \ell}}{{\mathit \nu}}{{\mathit \ell}}{{\mathit \nu}}$, ${{\mathit \ell}}{{\mathit \nu}}{{\mathit q}}{{\overline{\mathit q}}}$), ${{\mathit Z}}{{\mathit Z}^{*}}(\rightarrow$ ${{\mathit \ell}}{{\mathit \ell}}{{\mathit \nu}}{{\mathit \nu}}$, ${{\mathit \ell}}{{\mathit \ell}}{{\mathit q}}{{\overline{\mathit q}}}$) in 36.1 fb${}^{-1}$ of ${{\mathit p}}{{\mathit p}}$ collisions at $\mathit E_{{\mathrm {cm}}}$ = 13 TeV. The quoted signal strength is given for ${\mathit m}_{{{\mathit H}}}$ = 125 GeV. See their Table 13 and Fig. 13.
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6
AAD 2016AN: In the fit, relative branching ratios are fixed to those in the Standard Model. The quoted signal strength is given for ${\mathit m}_{{{\mathit H}}}$ = 125.09 GeV.
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7
HAYRAPETYAN 2026 search for ${{\mathit t}}{{\overline{\mathit t}}}{{\mathit H}}$, ${{\mathit H}}$ $\rightarrow$ ${{\mathit c}}{{\overline{\mathit c}}}$ together with the ${{\mathit t}}{{\overline{\mathit t}}}{{\mathit H}}$, ${{\mathit H}}$ $\rightarrow$ ${{\mathit b}}{{\overline{\mathit b}}}$ measurement using 138 fb${}^{-1}$ of ${{\mathit p}}{{\mathit p}}$ collision data at $\mathit E_{{\mathrm {cm}}}$ = 13 TeV.
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8
TUMASYAN 2023AI measure boosted ${{\mathit H}}$ $\rightarrow$ ${{\mathit b}}{{\overline{\mathit b}}}$ ($p_T$ $>$ 200 GeV) in ${{\mathit t}}{{\overline{\mathit t}}}{{\mathit H}}$ production using 138 fb${}^{-1}$ of data at $\mathit E_{{\mathrm {cm}}}$ = 13 TeV. The differential cross section for the Higgs $p_T$ is shown in their Fig. 8 and Table V. Limits on eight Wilson coefficients at 68$\%$ and 95$\%$ CL are shown in their Fig. 10 and Table VI.
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9
AAD 2022M measure ${{\mathit H}}$ $\rightarrow$ ${{\mathit b}}{{\overline{\mathit b}}}$ in ${{\mathit t}}{{\overline{\mathit t}}}{{\mathit H}}$ production using 139 fb${}^{-1}$ of data at $\mathit E_{{\mathrm {cm}}}$ = 13 TeV. See their Fig. 14. The signal strengths and 95$\%$ CL cross section upper limits with simplified template cross section bins are given in their Figs. 18 and 19, respectively.
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10
SIRUNYAN 2020AS measure $\sigma _{{{\mathit t}} {{\overline{\mathit t}}} {{\mathit H}}}\cdot{}$B( ${{\mathit H}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit \gamma}}$) to be $1.56$ ${}^{+0.34}_{-0.32}$ fb in 137 fb${}^{-1}$ of data at $\mathit E_{{\mathrm {cm}}}$ = 13 TeV.
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11
SIRUNYAN 2019R search for ${{\mathit t}}{{\overline{\mathit t}}}{{\mathit H}}$ production with ${{\mathit H}}$ decaying to ${{\mathit b}}{{\overline{\mathit b}}}$ in 35.9 fb${}^{-1}$ of data at $\mathit E_{{\mathrm {cm}}}$ = 13 TeV. The quoted signal strength is given for ${\mathit m}_{{{\mathit H}}}$ = 125 GeV.
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12
AABOUD 2018AC combine results of ${{\mathit t}}{{\overline{\mathit t}}}{{\mathit H}}$, ${{\mathit H}}$ $\rightarrow$ ${{\mathit \tau}}{{\mathit \tau}}$, ${{\mathit W}}{{\mathit W}^{*}}(\rightarrow$ ${{\mathit \ell}}{{\mathit \nu}}{{\mathit \ell}}{{\mathit \nu}}$, ${{\mathit \ell}}{{\mathit \nu}}{{\mathit q}}{{\overline{\mathit q}}}$), ${{\mathit Z}}{{\mathit Z}^{*}}(\rightarrow$ ${{\mathit \ell}}{{\mathit \ell}}{{\mathit \nu}}{{\mathit \nu}}$, ${{\mathit \ell}}{{\mathit \ell}}{{\mathit q}}{{\overline{\mathit q}}}$) with results of ${{\mathit t}}{{\overline{\mathit t}}}{{\mathit H}}$, ${{\mathit H}}$ $\rightarrow$ ${{\mathit b}}{{\overline{\mathit b}}}$ (AABOUD 2018T), ${{\mathit \gamma}}{{\mathit \gamma}}$ (AABOUD 2018BO), ${{\mathit Z}}{{\mathit Z}^{*}}(\rightarrow$ 4 ${{\mathit \ell}}$) (AABOUD 2018AJ) in 36.1 fb${}^{-1}$ of ${{\mathit p}}{{\mathit p}}$ collisions at $\mathit E_{{\mathrm {cm}}}$ = 13 TeV. The quoted signal strength is given for ${\mathit m}_{{{\mathit H}}}$ = 125 GeV. See their Table 14.
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13
AABOUD 2018BK use 79.8 fb${}^{-1}$ data for ${{\mathit t}}{{\overline{\mathit t}}}{{\mathit H}}$ production with ${{\mathit H}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit \gamma}}$ and ${{\mathit Z}}$ ${{\mathit Z}^{*}}$ $\rightarrow$ 4 ${{\mathit \ell}}$ (${{\mathit \ell}}$ = ${{\mathit e}}$, ${{\mathit \mu}}$) and 36.1 fb${}^{-1}$ for other decay channels at $\mathit E_{{\mathrm {cm}}}$ = 13 TeV. A significance of 5.8 standard deviations is observed for ${\mathit m}_{{{\mathit H}}}$ = 125.09 GeV and its signal strength without the uncertainty of the ${{\mathit t}}{{\overline{\mathit t}}}{{\mathit H}}$ cross section is $1.32$ ${}^{+0.28}_{-0.26}$. Combining with results of 7 and 8 TeV (AAD 2016K), the significance is 6.3 standard deviations. Assuming Standard Model branching fractions, the total ${{\mathit t}}{{\overline{\mathit t}}}{{\mathit H}}$ production cross section at 13 TeV is measured to be $670$ $\pm90$ ${}^{+110}_{-100}$ fb.
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14
AABOUD 2018T search for ${{\mathit t}}{{\overline{\mathit t}}}{{\mathit H}}$ production with ${{\mathit H}}$ decaying to ${{\mathit b}}{{\overline{\mathit b}}}$ in 36.1 fb${}^{-1}$ of ${{\mathit p}}{{\mathit p}}$ collisions at $\mathit E_{{\mathrm {cm}}}$ = 13 TeV. The quoted signal strength is given for ${\mathit m}_{{{\mathit H}}}$ = 125 GeV.
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15
SIRUNYAN 2018BD search for ${{\mathit t}}{{\overline{\mathit t}}}{{\mathit H}}$, ${{\mathit H}}$ $\rightarrow$ ${{\mathit b}}{{\overline{\mathit b}}}$ in the all-jet final state with 35.9 fb${}^{-1}$ ${{\mathit p}}{{\mathit p}}$ collision data at $\mathit E_{{\mathrm {cm}}}$ = 13 TeV. The quoted signal strength is given for ${\mathit m}_{{{\mathit H}}}$ = 125 GeV.
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16
SIRUNYAN 2018BQ search for ${{\mathit t}}{{\overline{\mathit t}}}{{\mathit H}}$ in final states with electrons, muons and hadronically decaying ${{\mathit \tau}}$ leptons ( ${{\mathit H}}$ $\rightarrow$ ${{\mathit W}}{{\mathit W}^{*}}$ , ${{\mathit Z}}{{\mathit Z}^{*}}$ , ${{\mathit \tau}}{{\mathit \tau}}$) with 35.9 fb${}^{-1}$ of ${{\mathit p}}{{\mathit p}}$ collision data at $\mathit E_{{\mathrm {cm}}}$ = 13 TeV. The quoted signal strength corresponds to a significance of 3.2 standard deviations and is given for ${\mathit m}_{{{\mathit H}}}$ = 125 GeV.
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17
SIRUNYAN 2018L use up to 5.1, 19.7 and 35.9 fb${}^{-1}$ of ${{\mathit p}}{{\mathit p}}$ collisions at $\mathit E_{{\mathrm {cm}}}$ = 7, 8, and 13 TeV, respectively. The quoted signal strength corresponds to a significance of 5.2 standard deviations and is given for ${\mathit m}_{{{\mathit H}}}$ = 125.09 GeV. ${{\mathit H}}$ decay channels of ${{\mathit W}}{{\mathit W}^{*}}$, ${{\mathit Z}}{{\mathit Z}^{*}}$, ${{\mathit \gamma}}{{\mathit \gamma}}$, ${{\mathit \tau}}{{\mathit \tau}}$, and ${{\mathit b}}{{\overline{\mathit b}}}$ are used. See their Table 1 and Fig. 2 for results on individual channels.
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18
AAD 2016AL search for ${{\mathit t}}{{\overline{\mathit t}}}{{\mathit H}}$ production with ${{\mathit H}}$ decaying to ${{\mathit \gamma}}{{\mathit \gamma}}$ in 4.5 fb${}^{-1}$ of ${{\mathit p}}{{\mathit p}}$ collisions at $\mathit E_{{\mathrm {cm}}}$ = 7 TeV and ${{\mathit b}}{{\overline{\mathit b}}}$, ${{\mathit \tau}}{{\mathit \tau}}$, ${{\mathit \gamma}}{{\mathit \gamma}}$, ${{\mathit W}}{{\mathit W}^{*}}$, and ${{\mathit Z}}{{\mathit Z}^{*}}$ in 20.3 fb${}^{-1}$ at $\mathit E_{{\mathrm {cm}}}$ = 8 TeV. The quoted signal strength is given for ${\mathit m}_{{{\mathit H}}}$ = 125 GeV. This paper combines the results of previous papers, and the new result of this paper only is: ${{\mathit \mu}}$ = $1.6$ $\pm2.6$.
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19
AAD 2016AN perform fits to the ATLAS and CMS data at $\mathit E_{{\mathrm {cm}}}$ = 7 and 8 TeV.
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20
AAD 2016K use up to 4.7 fb${}^{-1}$ of ${{\mathit p}}{{\mathit p}}$ collisions at $\mathit E_{{\mathrm {cm}}}$ = 7 TeV and up to 20.3 fb${}^{-1}$ at $\mathit E_{{\mathrm {cm}}}$ = 8 TeV. The third uncertainty in the measurement is theory systematics. The quoted signal strength is given for ${\mathit m}_{{{\mathit H}}}$ = 125.36 GeV.
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21
AAD 2015 search for ${{\mathit t}}{{\overline{\mathit t}}}{{\mathit H}}$ production with ${{\mathit H}}$ decaying to ${{\mathit \gamma}}{{\mathit \gamma}}$ in 4.5 fb${}^{-1}$ of ${{\mathit p}}{{\mathit p}}$ collisions at $\mathit E_{{\mathrm {cm}}}$ = 7 TeV and 20.3 fb${}^{-1}$ at $\mathit E_{{\mathrm {cm}}}$ = 8 TeV. The quoted result on the signal strength is equivalent to an upper limit of 6.7 at 95$\%$ CL and is given for ${\mathit m}_{{{\mathit H}}}$ = 125.4 GeV.
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22
AAD 2015BC search for ${{\mathit t}}{{\overline{\mathit t}}}{{\mathit H}}$ production with ${{\mathit H}}$ decaying to ${{\mathit b}}{{\overline{\mathit b}}}$ in 20.3 fb${}^{-1}$ of ${{\mathit p}}{{\mathit p}}$ collisions at $\mathit E_{{\mathrm {cm}}}$ = 8 TeV. The corresponding upper limit is 3.4 at 95$\%$ CL. The quoted signal strength is given for ${\mathit m}_{{{\mathit H}}}$ = 125 GeV.
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23
AAD 2015T search for ${{\mathit t}}{{\overline{\mathit t}}}{{\mathit H}}$ production with ${{\mathit H}}$ resulting in multilepton final states (mainly from ${{\mathit W}}{{\mathit W}^{*}}$, ${{\mathit \tau}}{{\mathit \tau}}$, ${{\mathit Z}}{{\mathit Z}^{*}}$) in 20.3 fb${}^{-1}$ of ${{\mathit p}}{{\mathit p}}$ collisions at $\mathit E_{{\mathrm {cm}}}$ = 8 TeV. The quoted result on the signal strength is given for ${\mathit m}_{{{\mathit H}}}$ = 125 GeV and corresponds to an upper limit of 4.7 at 95$\%$ CL. The data sample is independent from AAD 2015 and AAD 2015BC.
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24
KHACHATRYAN 2015AN search for ${{\mathit t}}{{\overline{\mathit t}}}{{\mathit H}}$ production with ${{\mathit H}}$ decaying to ${{\mathit b}}{{\overline{\mathit b}}}$ in 19.5 fb${}^{-1}$ of ${{\mathit p}}{{\mathit p}}$ collisions at $\mathit E_{{\mathrm {cm}}}$ = 8 TeV. The quoted result on the signal strength is equivalent to an upper limit of 4.2 at 95$\%$ CL and is given for ${\mathit m}_{{{\mathit H}}}$ = 125 GeV.
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25
KHACHATRYAN 2014H search for ${{\mathit t}}{{\overline{\mathit t}}}{{\mathit H}}$ production with ${{\mathit H}}$ decaying to ${{\mathit b}}{{\overline{\mathit b}}}$, ${{\mathit \tau}}{{\mathit \tau}}$, ${{\mathit \gamma}}{{\mathit \gamma}}$, ${{\mathit W}}{{\mathit W}^{*}}$, and ${{\mathit Z}}{{\mathit Z}^{*}}$, in 5.1 fb${}^{-1}$ of ${{\mathit p}}{{\mathit p}}$ collisions at $\mathit E_{{\mathrm {cm}}}$ = 7 TeV and 19.7 fb${}^{-1}$ at $\mathit E_{{\mathrm {cm}}}$ = 8 TeV. The quoted signal strength is given for ${\mathit m}_{{{\mathit H}}}$ = 125.6 GeV.
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26
AALTONEN 2013L combine all CDF results with $9.45 - 10.0$ fb${}^{-1}$ of ${{\mathit p}}{{\overline{\mathit p}}}$ collisions at $\mathit E_{{\mathrm {cm}}}$ = 1.96 TeV. The quoted signal strength is given for ${\mathit m}_{{{\mathit H}}}$ = 125 GeV.
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27
CHATRCHYAN 2013X search for ${{\mathit t}}{{\overline{\mathit t}}}{{\mathit H}}$ production followed by ${{\mathit H}}$ $\rightarrow$ ${{\mathit b}}{{\overline{\mathit b}}}$, one top decaying to ${{\mathit \ell}}{{\mathit \nu}}$ and the other to either ${{\mathit \ell}}{{\mathit \nu}}$ or ${{\mathit q}}{{\overline{\mathit q}}}$ in 5.0 fb${}^{-1}$ and 5.1 fb${}^{-1}$ of ${{\mathit p}}{{\mathit p}}$ collisions at $\mathit E_{{\mathrm {cm}}}$ = 7 and 8 TeV. A limit on cross section times branching ratio which corresponds to ($4.0 - 8.6$) times the expected Standard Model cross section is given for ${\mathit m}_{{{\mathit H}}}$ = $110 - 140$ GeV at 95$\%$ CL. The quoted limit is given for ${\mathit m}_{{{\mathit H}}}$ = 125 GeV, where 5.2 is expected for no signal.
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