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nam
2014-10-29 12:09:24 +09:00
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thesis/chapters/chap6_analysis.tex
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@@ -343,9 +343,9 @@ calculated as:
where $\Delta E_{\textrm{meas.}}$ is energy deposition measured by the thin
silicon detector by a certain proton at energy $E_i$, $\Delta E_i$ and
$\sigma_{\Delta E}$ are the expected and standard deviation of the energy loss
caused by the proton calculated by MC study. A threshold is set to extract
protons at 0.011 (equivalent to $3\sigma_{\Delta E}$), the band of protons is
shown in (\cref{fig:al100_protons}).
caused by the proton calculated by MC study. A threshold is set at \num{1E-4} to
extract protons, the resulted band of protons is shown in
(\cref{fig:al100_protons}).
\begin{figure}[htb]
\centering
\includegraphics[width=0.47\textwidth]{figs/al100_protons}
@@ -510,9 +510,15 @@ The proton emission rate in the range from \SIrange{4}{8}{\MeV} is therefore:
The total proton emission rate can be estimated by assuming a spectrum shape
with the same parameterisation as in \eqref{eqn:EH_pdf}. The fit parameters
are shown in . With such parameterisation, the integration in
range from \SIrange{4}{8}{\MeV} is 51\% of the total number of protons. The
total proton emission rate is therefore $3.5\times 10^{-2}$.
are shown in \cref{fig:al100_parameterisation}. With such parameterisation, the
integration in range from \SIrange{4}{8}{\MeV} is 51\% of the total number of
protons. The total proton emission rate is therefore $3.5\times 10^{-2}$.
\begin{figure}[htb]
\centering
\includegraphics[width=0.85\textwidth]{figs/al100_parameterisation}
\caption{Fitting of the unfolded spectra.}
\label{fig:al100_parameterisation}
\end{figure}
\subsection{Uncertainties of the emission rate}
\label{sub:uncertainties_of_the_emission_rate}