Possible Impact of the Fourth-Generation Quarks on Production of a Charged Higgs Boson at the LHC

<table>Branching ratios for different decay channels of the (a) fourth-generation up quark and (b) charged Higgs boson as a function of the <svg height="13.425" id="M35" style="vertical-align:-2.29482pt" version="1.1" viewbox="0 0 33.150002 13.425" width="33.150002" xmlns="http://www.w3.org/2000/svg">
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<text transform="matrix(1,0,0,-1,-71.95,63.6)">
<tspan style="font-size: 12.50px; " x="0" y="0">t</tspan>
<tspan style="font-size: 12.50px; " x="3.4758339" y="0">a</tspan>
<tspan style="font-size: 12.50px; " x="9.0271664" y="0">n</tspan>
<tspan style="font-size: 12.50px; " x="19.442165" y="0">𝛽</tspan>
</text>
</g>
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</svg> in the 2HDM. Following mass values are used: <svg height="17.3375" id="M36" style="vertical-align:-5.32956pt" version="1.1" viewbox="0 0 64.387497 17.3375" width="64.387497" xmlns="http://www.w3.org/2000/svg">
<g transform="matrix(1.25,0,0,-1.25,0,17.3375)">
<g transform="translate(72,-58.13)">
<text transform="matrix(1,0,0,-1,-71.95,63.5)">
<tspan style="font-size: 12.50px; " x="0" y="0">𝑚</tspan>
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<text transform="matrix(1,0,0,-1,-63.07,60.37)">
<tspan style="font-size: 8.75px; " x="0" y="0">𝑢</tspan>
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<tspan style="font-size: 6.25px; " x="0" y="0">4</tspan>
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<text transform="matrix(1,0,0,-1,-51.33,63.5)">
<tspan style="font-size: 12.50px; " x="0" y="0">=</tspan>
<tspan style="font-size: 12.50px; " x="12.027886" y="0">4</tspan>
<tspan style="font-size: 12.50px; " x="18.279387" y="0">0</tspan>
<tspan style="font-size: 12.50px; " x="24.530886" y="0">0</tspan>
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</svg> GeV, <svg height="14.7125" id="M37" style="vertical-align:-3.22282pt" version="1.1" viewbox="0 0 66.962502 14.7125" width="66.962502" xmlns="http://www.w3.org/2000/svg">
<g transform="matrix(1.25,0,0,-1.25,0,14.7125)">
<g transform="translate(72,-60.23)">
<text transform="matrix(1,0,0,-1,-71.95,63.5)">
<tspan style="font-size: 12.50px; " x="0" y="0">𝑚</tspan>
</text>
<text transform="matrix(1,0,0,-1,-63.07,60.37)">
<tspan style="font-size: 8.75px; " x="0" y="0">ℎ</tspan>
</text>
<text transform="matrix(1,0,0,-1,-58.02,64.01)">
<tspan style="font-size: 6.25px; " x="0" y="0">±</tspan>
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<text transform="matrix(1,0,0,-1,-49.27,63.5)">
<tspan style="font-size: 12.50px; " x="0" y="0">=</tspan>
<tspan style="font-size: 12.50px; " x="12.027886" y="0">2</tspan>
<tspan style="font-size: 12.50px; " x="18.279387" y="0">0</tspan>
<tspan style="font-size: 12.50px; " x="24.530886" y="0">0</tspan>
</text>
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</g>
</svg> GeV, and <svg height="15.1875" id="M38" style="vertical-align:-3.45589pt" version="1.1" viewbox="0 0 65.512497 15.1875" width="65.512497" xmlns="http://www.w3.org/2000/svg">
<g transform="matrix(1.25,0,0,-1.25,0,15.1875)">
<g transform="translate(72,-59.85)">
<text transform="matrix(1,0,0,-1,-71.95,63.35)">
<tspan style="font-size: 12.50px; " x="0" y="0">𝑚</tspan>
</text>
<text transform="matrix(1,0,0,-1,-63.07,59.99)">
<tspan style="font-size: 8.75px; " x="0" y="0">ℎ</tspan>
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<text transform="matrix(1,0,0,-1,-58.02,63.62)">
<tspan style="font-size: 6.25px; " x="0" y="0">0</tspan>
</text>
<text transform="matrix(1,0,0,-1,-50.43,63.35)">
<tspan style="font-size: 12.50px; " x="0" y="0">=</tspan>
<tspan style="font-size: 12.50px; " x="12.027886" y="0">1</tspan>
<tspan style="font-size: 12.50px; " x="18.279387" y="0">1</tspan>
<tspan style="font-size: 12.50px; " x="24.530886" y="0">5</tspan>
</text>
</g>
</g>
</svg> GeV.</table>

International Scholarly Research Notices

fig1

Figure 1

Figure 1: Possible Impact of the Fourth-Generation Quarks on Production of a Charged Higgs Boson at the LHC 