Bekenstein's bound for wave packets

Stefan Hollands, Roberto Longo, Gerardo Morsella

Let $B$ be a spatial region of width $2R$ and $\hat{I}¦$ a Klein-Gordon wave packet localized in $B$ at time zero. We show the inequality $S\le 2\ddot{I}€RE$; here, $S$ is the entropy of $Φ…