To have a Fig. 1. instead of Fig. 1. when using REVTex4-1, since caption does not work with this class.
\makeatletter
\renewcommand*{\fnum@figure}{{\normalfont\bfseries \figurename~\thefigure}}
\makeatotherTo have a Fig. 1. instead of Fig. 1. when using REVTex4-1, since caption does not work with this class.
\makeatletter
\renewcommand*{\fnum@figure}{{\normalfont\bfseries \figurename~\thefigure}}
\makeatother