\documentclass[english,aspectratio=169]{beamer} % \usepackage{fontspec} \usepackage{graphicx} \usepackage{amssymb} \usepackage{booktabs} \usepackage{siunitx} % \setmainfont[Mapping=tex-text]{DejaVu Serif} % \setsansfont[Mapping=tex-text]{DejaVu Sans} % \setmonofont{DejaVu Sans Mono} \newcommand{\fb}{\si{\femto\barn}} \newcommand{\invfb}{\si{\per\femto\barn}} \usetheme[]{bjeldbak} \begin{document} \title[4t X-Section]{Four Tops Cross Section Measurement} \subtitle{Trilepton Channel} \author[C. Fangmeier]{Caleb Fangmeier} \institute[UNL]{University of Nebraska \-- Lincoln} \date{\today} \titlegraphic{% \begin{figure} \includegraphics[width=1in]{CMSlogo}\hspace{0.75in}\includegraphics[width=1in]{nebraska-n} \end{figure} } \begin{frame}[plain] \titlepage% \end{frame} % \begin{frame} \section{Introduction} \begin{frame}{Production} \begin{minipage}[c][\textheight]{0.45\textwidth} \begin{itemize} \item 4-top production can proceed through either \begin{itemize} \item<2,5-> $\mathcal{O}(\alpha_S^4)$ QCD Process \item<3,5-> $\mathcal{O}(\alpha_S^2 y_t^2)$ Higgs Exchange \item<4,5-> $\mathcal{O}(\alpha_S^2\alpha^2)$ Electroweak Process \end{itemize} \item<5-> Higgs Exchange + EW gives $\approx10\%$ contribution to total cross-section. \end{itemize} \end{minipage} \begin{minipage}[c][\textheight]{0.45\textwidth} \centering \only<2>{% \includegraphics[width=\textwidth]{figures/production-qcd.png} } \only<3>{% \includegraphics[width=\textwidth]{figures/production-higgs.png} } \only<4>{% \includegraphics[width=\textwidth]{figures/production-ew.png} } \only<5>{% Standard Model cross-section at $\sqrt{s}=13\mathrm{TeV}$: \begin{center} \Huge{12.32\fb} \end{center} } \only<6->{% Standard Model cross-section at $\sqrt{s}=13\mathrm{TeV}$: \vspace{-.15in} \begin{center} \Large{12.32\fb} \end{center} \includegraphics[width=\textwidth]{figures/lhc-luminosity-2016.png} % IMGSRC: https://home.cern/cern-people/updates/2016/12/lhc-report-far-beyond-expectations \vspace{-.15in} \begin{equation*} \mathrm{\#\ Signal\ Events}=12.32\fb * 40\invfb \approx 493 \end{equation*} } \end{minipage} \end{frame} \begin{frame}{Decay Channels} \begin{minipage}[c][\textheight]{0.45\textwidth} \begin{itemize} %TODO: Check the limits on non-bW decays \item<1-> All* tops will immediately decay to a b-quark and a W-boson \item<2-> The W-boson will immediately decay either \begin{itemize} \item<2,4-> \textbf{Leptonically} \item<3-> \textbf{Hadronically} \end{itemize} \item<4-> The b-quark will form some b hadron, travel some macroscopic distance, and then hadronize into a jet. \end{itemize} \end{minipage} \begin{minipage}[c][\textheight]{0.54\textwidth} \centering \only<1>{% \includegraphics[width=\textwidth]{figures/feynman-diagrams/T->b,W.png} } \only<2>{% \includegraphics[width=\textwidth]{figures/feynman-diagrams/T->b,(W->ln).png} } \only<3>{% \includegraphics[width=\textwidth]{figures/feynman-diagrams/T->b,(W->qq).png} } \only<4>{% \includegraphics[width=0.90\textwidth]{figures/b-tagging.png} } \end{minipage} \end{frame} \begin{frame}{Decay Channels} The Decay channels are enumerated based on the types of W-decays \begin{table}[] \tiny \begin{tabular}{@{}llccrrc@{}} \textbf{Name} & \textbf{Leptons} & \textbf{B-Jets} & \textbf{LF-Jets} & \textbf{BR} & \textbf{BR ($\mu$ and $e$ only)} & \textbf{Events @ 40\invfb} \\ \midrule Hadronic & & 4 & 8 & 20\% & 20\% & 99 \\ \midrule Single Lepton & $\ell^\pm$ & 4 & 6 & 40\% & 26.6\% & 131 \\ \midrule Same-Sign (SS) Dilepton & $\ell^\pm \ell^\pm$ & 4 & 4 & 9.7\% & 4.3\% & 21 \\ \midrule Opposite-Sign (OS) Dilepton & $\ell^\pm \ell^\mp$ & 4 & 4 & 19.3\% & 8.6\% & 42 \\ \midrule Trilepton & $\ell^\pm\ell^\pm\ell^\mp$ & 4 & 2 & 9.8\% & 2.9\% & 14 \\ \midrule Leptonic & $\ell^+\ell^+\ell^-\ell^-$ & 4 & 2 & 1.2\% & 0.24\% & 1 \\ \bottomrule \end{tabular} \end{table} \vfill \footnotesize{$\ell \in \left(e,\mu,\tau\right)$} \end{frame} \section{Previous Measurements} \begin{frame}{Previous CMS Measurements @ 13TeV} \begin{table}[] \begin{tabular}{@{}lcr@{}} \textbf{Analysis} & \textbf{Channel} & \textbf{Limit} \\ \midrule CMS-TOP-16-016 & Single Lepton, OS Dilepton & 94\fb \\ \midrule CMS-SUS-15-008 & SS Dilepton & 119\fb \\ \bottomrule \textbf{Combined} & & 69\fb \\ \end{tabular} \end{table} \end{frame} \section{Strategy} \begin{frame}{Strategy} \end{frame} \section{Progress \& Status} \begin{frame}{Progress \& Status} \end{frame} \section{Conclusions} \begin{frame}{Conclusions} \end{frame} \end{document}