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Final version of STEP-UP interview presentation
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\hypersetup{pdfpagemode=UseNone} % don't show bookmarks on initial view
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\title[]{Early contest STEP-UP}
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\title[Early contest STEP-UP: Investigating interferometry with GRAND and BEACON]{
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{ \large Early contest STEP-UP: }\\
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{
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Investigating interferometry with\\
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GRAND\footnote{Giant Radio Array for Neutrino Detection} and BEACON\footnote{Beam forming Elevated Array for COsmic Neutrinos}
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}
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}
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\date{March $13^{\text{\tiny{th}}}$, 2023}
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\author{E.T. de Boone}
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\author{
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E.T. de Boone
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\\
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\vspace{2em}
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Advisor: Olivier Martineau, LPNHE\\
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\quad\quad\quad\quad\quad Harm Schoorlemmer, IMAPP
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}
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\begin{document}
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{
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\setbeamertemplate{footline}{} % no page number here
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\section{Talk}
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\frame{ \titlepage }
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}
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\begin{frame}{About me}
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Studies (at Radboud University, Nijmegen):
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\begin{frame}{My studies}
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Studies @Radboud University, Nijmegen
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\begin{itemize}
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\item Bachelor from 2012 to 2020 \\
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\quad Minor: Astrophysics
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\quad {\small Minor: Astrophysics}
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\item Master from 2020 to 2023 (expected) \\
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\quad Specialisation: Particle and Astrophysics \\
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\quad Minor: Computational Data Science
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\quad {\small Specialisation: Particle and Astrophysics}\\
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\quad {\small Minor: Computational Data Science}
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\item Master's Internship (ongoing) \\
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\hfill ``Enhancing Timing Accuracy in Air Shower Radio Detectors''
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\item Master's Internship (November 2021 - May 2023) \\
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\quad {\small Supervisor: Harm Schoorlemmer, IMAPP, Radboud University}\\
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\quad {\small ``Enhancing Timing Accuracy in Air Shower Radio Detectors''}
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\end{itemize}
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\vspace*{2em}
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@ -80,6 +96,33 @@
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\end{figure}
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\end{frame}
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\begin{frame}{Advantages of Radio Interferometry}
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\begin{columns}
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\begin{column}{0.5\textwidth}
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\begin{itemize}
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\item<1-> Shower axis reconstruction%\; Relevant for $\nu$s pointing back to sources
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\vspace*{2em}
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\item<2-> Depth of airshower\\
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$\mapsto$ composition measurement (Fe, p, $\gamma$, $\nu$)
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\end{itemize}
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\end{column}
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\begin{column}{0.5\textwidth}
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\begin{figure}
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\includegraphics<1,2>[width=\textwidth]{2006.10348/fig01.png}
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\includegraphics<3>[width=\textwidth]{2006.10348/fig03_b.png}
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%\includegraphics<2>[width=\textwidth]{1607.08781/fig02b_longitudinal_shower_profile.png}
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% \caption{
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% From: \cite{Schoorlemmer:2020low}
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% }
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\end{figure}
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\end{column}
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\end{columns}
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\end{frame}
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% Radio Interferometry
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%%%%%%%%%%%%%%%%%%%%%%
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\section{Radio Interferometry Concept}
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\begin{frame}{Radio Interferometry: Concept}
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\begin{columns}
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\begin{column}{0.4\textwidth}
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\end{columns}
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\end{frame}
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\begin{frame}{Enhancing Timing Accuracy in Air Shower Radio Detectors}
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TODO: Relate GNSS stability to beacon synchronisation mechanisms\\
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In-band mechanism affect physics data \\
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How often should we `resynchronise'?
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\begin{frame}{My Internship: Enhancing Timing Accuracy in Air Shower Radio Detectors}
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\vspace{1em}
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In-band mechanisms affect physics data \\
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How often should we `resynchronise'? \\
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\begin{itemize}
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\item GNSS clock stability
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\item dead-time
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\item disruptiveness
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\end{itemize}
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\vspace{1em}
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\vfill
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\begin{columns}
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\begin{column}{0.5\textwidth}
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\includegraphics[width=\textwidth]{grand/split-cable/split-cable-delays-ch1ch4.pdf}
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\begin{column}{0.6\textwidth}
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\includegraphics<1>[width=\textwidth]{grand/split-cable/split-cable-delays-ch1ch4.pdf}
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\includegraphics<2>[width=\textwidth]{grand/split-cable/split-cable-delay-ch1ch2-50mhz-200mVpp.pdf}
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\end{column}
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\begin{column}{0.5\textwidth}
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%\includegraphics[width=\textwidth]{grand/split-cable/split-cable-delay-ch1ch2-50mhz-200mVpp.pdf}
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\includegraphics[width=\textwidth]{fourier/04_signal_to_noise_fig04.png}
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\begin{column}{0.4\textwidth}
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\includegraphics[width=\textwidth]{beacon/time_res_vs_snr.pdf}
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\end{column}
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\end{columns}
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\end{frame}
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% Towards GRAND
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%%%%%%%%%%%%%%%%%%%%
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\begin{frame}{Advantages of Radio Interferometry}
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\begin{columns}
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\begin{column}{0.4\textwidth}
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\begin{itemize}
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\item Measure depth of airshower
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\item Shower axis reconstruction
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\item Improved background rejection
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\end{itemize}
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\end{column}
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\begin{column}{0.6\textwidth}
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\begin{figure}
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\includegraphics[width=\textwidth]{2006.10348/fig01.png}
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% \caption{
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% From: \cite{Schoorlemmer:2020low}
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% }
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\end{figure}
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\end{column}
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\end{columns}
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\end{frame}
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\begin{frame}{Physics Improvement with Radio Interferometry}
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\begin{frame}{GRAND and Interferometry}
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\begin{columns}
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\begin{column}{0.6\textwidth}
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Improved energy measurement (air-calorimetry)
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GRAND in heavy development\\
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relying on radio measurements
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\vskip 1em
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\vspace{2em}
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Special interest in horizontal showers\\
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Composition measurement (Fe, p, $\gamma$, $\nu$) of primary particle
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% through airshower depth Fe high, p deep, gamma deeper, neutrino deepest
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\vspace{2em}
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Neutrino's point back to source\\
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\vskip 1em
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\visible<2->{
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Improved direction reconstruction
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% through shower axis reconstruction
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%\; Relevant for $\nu$s pointing back to sources
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}
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\visible<3->{
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\vspace*{\fill}
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\begin{center}
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\begin{minipage}{.6\textwidth}
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\end{column}
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\begin{column}{0.4\textwidth}
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\begin{figure}
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\includegraphics[width=\textwidth]{2006.10348/fig01_a.png}
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\includegraphics<1>[width=\textwidth]{2006.10348/fig03_b.png}
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\includegraphics<2>[width=\textwidth]{2006.10348/fig01_a.png}
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% \caption{
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% From: \cite{Schoorlemmer:2020low}
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% }
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}
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\end{frame}
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\begin{frame}{Airshower development}
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\begin{figure}
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\includegraphics[width=\textwidth]{1607.08781/fig02a_airshower+detectors.png}
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% \caption{
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% From \cite{Schroder:2016hrw}
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% }
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\end{figure}
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\end{frame}
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\subsection{Radio Emission}
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\begin{frame}{Polarised Radio Emission}
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\begin{columns}
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