\relax \citation{ref:MG} \citation{ref:mSUGRA} \citation{ref:MGmSUGRA} \citation{ref:pythia} \citation{ref:delphes} \citation{ref:CMStop,ref:ATLAStop} \@writefile{toc}{\contentsline {section}{\numberline {1}Introduction}{1}} \newlabel{sec:intro}{{1}{1}} \@writefile{toc}{\contentsline {section}{\numberline {2}Simulating LHC collisions}{1}} \newlabel{sec:simulation}{{2}{1}} \@writefile{toc}{\contentsline {section}{\numberline {3}Selection of the top quark pair topology}{1}} \newlabel{sec:selection}{{3}{1}} \@writefile{lof}{\contentsline {figure}{\numberline {1}{\ignorespaces The Leading-Order cross section of the mSUGRA processes considered at centre-of-mass energies of 7 TeV.}}{2}} \newlabel{fig:xs}{{1}{2}} \@writefile{lof}{\contentsline {figure}{\numberline {2}{\ignorespaces The selection efficiency for mSUGRA events at a centre-of-mass energy of 7 TeV.}}{2}} \newlabel{fig:seleff}{{2}{2}} \@writefile{lot}{\contentsline {table}{\numberline {1}{\ignorespaces Event selection details for the considered Standard Model processes at 7 TeV centre-of-mass energy and for an integrated luminosity of 100 pb$^{\rm -1}$. }}{2}} \newlabel{tab:evtsel}{{1}{2}} \@writefile{lof}{\contentsline {figure}{\numberline {3}{\ignorespaces The expected amount of selected mSUGRA events at a centre-of-mass energy of 7 TeV for an integrated luminosity of 100 ${\rm pb^{-1}}$.}}{2}} \newlabel{fig:selevt}{{3}{2}} \@writefile{toc}{\contentsline {section}{\numberline {4}Ranking kinematic variables for sensitivity}{2}} \newlabel{sec:ranking}{{4}{2}} \@writefile{toc}{\contentsline {section}{\numberline {5}Multi-variate test: the S2-method}{3}} \newlabel{sec:test}{{5}{3}} \bibcite{ref:MG}{1} \bibcite{ref:mSUGRA}{2} \bibcite{ref:MGmSUGRA}{3} \bibcite{ref:pythia}{4} \bibcite{ref:delphes}{5} \bibcite{ref:CMStop}{6} \bibcite{ref:ATLAStop}{7} \bibcite{RefB}{8} \@writefile{toc}{\contentsline {section}{\numberline {6}Results for the mSUGRA plane}{4}} \newlabel{sec:mSUGRA}{{6}{4}} \@writefile{toc}{\contentsline {section}{\numberline {7}Conclusion}{4}} \newlabel{sec:conclusion}{{7}{4}} \@writefile{lof}{\contentsline {figure}{\numberline {4}{\ignorespaces The expected distributions for the missing transverse energy, the ${\rm H_T}$, the ${\rm p_T^{\mu }}$ and the ${\rm E_T^{(4)}/E_T^{(1)}}$ for Standard Model and mSUGRA ($\rm {(m_0,m_{{\begingroup 1\endgroup \over 2}})=(150 GeV,150 GeV)}$) contributions in a sample with an integrated luminosity of 100 pb$^{\rm -1}$. Pseudo-data are added in the hypothesis that data contains the mSUGRA contribution.}}{4}} \newlabel{fig:distri4}{{4}{4}} \@writefile{lof}{\contentsline {figure}{\numberline {5}{\ignorespaces The overlap for the missing transverse energy distribution, the ${\rm H_T}$ distribution, the ${\rm p_T^{\mu }}$ distribution and the ${\rm E_T^{(4)}/E_T^{(1)}}$ distribution between the Standard Model and the mSUGRA model.}}{5}} \newlabel{fig:overlap4}{{5}{5}} \@writefile{lof}{\contentsline {figure}{\numberline {6}{\ignorespaces The distribution of the test variable V for pseudo-experiments using a dataset of 100 pb$^{\rm -1}$ at 7 TeV centre-of-mass energy with only Standard Model processes or with additional mSUGRA processes at $\rm {(m_0,m_{{\begingroup 1\endgroup \over 2}}) = (150 GeV, 150 GeV)}$.}}{5}} \newlabel{fig:vdistr}{{6}{5}} \@writefile{lof}{\contentsline {figure}{\numberline {7}{\ignorespaces The power of the test ${\rm (1-\beta )}$ for four mSUGRA models with divers parameters $\rm {(m_0,m_{{\begingroup 1\endgroup \over 2}})}$ versus the parameter ${\rm \kappa }$ in the S2-method.}}{5}} \newlabel{fig:kappa}{{7}{5}} \@writefile{lof}{\contentsline {figure}{\numberline {8}{\ignorespaces The power of the test ${\rm (1-\beta )}$ for four mSUGRA models with divers parameters $\rm {(m_0,m_{{\begingroup 1\endgroup \over 2}})}$ versus the parameter ${\rm \epsilon }$ in the S2-method.}}{5}} \newlabel{fig:epsilon}{{8}{5}} \@writefile{lof}{\contentsline {figure}{\numberline {9}{\ignorespaces The boundary where the power of the test ${\rm (1-\beta )}$ equals 0.5 in the plane spand by the mSUGRA parameters $\rm {(m_0,m_{{\begingroup 1\endgroup \over 2}})}$ using an integrated luminosity of 100 pb$^{\rm -1 }$ at a centre-of-mass energy of 7 TeV.}}{6}} \newlabel{fig:result}{{9}{6}}