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Alec Aivazis edited kinematics.tex
almost 10 years ago
Commit id: 51363fa1f25018188f2917b69add4f8fdb548961
deletions | additions
diff --git a/kinematics.tex b/kinematics.tex
index 9bba83b..c9bbc99 100644
--- a/kinematics.tex
+++ b/kinematics.tex
...
\subsection{Kinematics of an Off-Axis Neutrino Beam \footnote
{Theses derivation {These derivations are adapted from \cite{McDonald_2001}}}
\subsubsection{Energy of the Neutrino}
...
\begin{equation}
\begin{split}
\mathbf{\pi^{+}} &= (m_{\pi} , 0, 0, 0) \\
\mathbf{\nu_{\mu}} &=
(E_{\nu}, (E_{\nu}', E_{\nu}' \sin \theta, 0,
E_{\nu} E_{\nu}' \cos \theta)
\end{split}
\end{equation}
Therefore, the dot-product is given by
\begin{equation}
( \pi \cdot \nu ) = m_{\pi}
E_{\nu} E_{\nu}'
\end{equation}
Plugging this into equation \ref{eq:energy-momentum-expanded-more},
\begin{equation}
\begin{split}
m_{\nu}^2 = m_{\pi}^2 - 2
m_{\pi}E_{\nu} m_{\pi}E_{\nu}'
\end{split}
\end{equation}