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Matteo Cantiello edited sectionSpin_Evolutio.tex
about 9 years ago
Commit id: 2e84254c9577b6b6df6e5a8d8a069a9ba40ba284
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diff --git a/sectionSpin_Evolutio.tex b/sectionSpin_Evolutio.tex
index 9e4becd..31b6795 100644
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\label{eqn:AMvec}
J_w \sim \frac{2 \pi}{\bar{\omega}} \dot{J} \sim \frac{2 \bar{m} \pi}{\omega_{\rm c}^2} \mathcal{M} L_{\rm c} \, ,
\end{equation}
which we have calculated using equations \ref{eqn:Ewaves} and \ref{eqn:Jwaves}, and assuming typical wave packets have angular frequency $\omega_{\rm c}$ and last for an eddy turnover time, $2 \pi/\omega_{\rm c}$. The expected magnitudes of the $x$, $y$, and $z$ components of the AM vector are $J_w/\sqrt{3}$. Since
are our goal is to find a minimum rotation rate, we use $\bar{m}=1$ to minimize the AM carried by each wave packet.