\documentclass[aps,twocolumn]{revtex4} --> 이단편집
\usepackage[]{graphicx} --> 그래픽 삽입
\usepackage[]{hangul} --> 한글 패키지 추가
\begin{document}
\preprint{c11nov05}
\title{7-Day make 50 level}
\author{Rupy}
\homepage[ \Rupy, 2005. This document is copyrighted. All rights, including commercial rights, are reserved to the author.] {http://blog.naver.com/jawwon813}
\affiliation{Dept.of Physics, POSTECH}
\date{November 11, 2005}
\begin{abstract}
\begin{center} [{\it Abstract}: You can enter here about the abstract of your report. ]
\end{center}
\end{abstract}
\maketitle If you doen't give up, You can!!!
\end{document}
나중에 좀더 배워보잣!!!