begin{itemize}
 item textbf{Type 1:} 1000
 item textbf{Type 2:} 2000
end{itemize}

documentclass[journal, 12pt, twocolumn]{paper}
usepackage[pdftex]{graphicx}
usepackage[margin=1.2in]{geometry}
renewcommand{rmdefault}{chmd}
usepackage[T1]{fontenc}
usepackage{titling}
pretitle{begin{center}fontsize{32bp}{26bp}selectfont}
posttitle{parend{center}}
usepackage{titlesec}
titleformat*{section}{LARGEbfseries}
titleformat*{subsection}{Largebfseries}
titleformat*{subsubsection}{largebfseries}
titleformat*{paragraph}{largebfseries}
titleformat*{subparagraph}{largebfseries}