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\begin{center}
{\bf \mc \Large $BJ?@.(B12$BG/EY=$;NO@J8MW;](B}\\ 
\large
\end{center}
\begin{center}
\begin{tabular}{|c|ccc|}                       
\hline
   $BO@J8BjL>(B & 
   \multicolumn{3}{|c|}{ ~~~$B%_%K%8%'%C%H%;%k7?%I%j%U%H%A%'%s%P!<$rMQ$$$?%(%M%k%.!<B;<:J,2rG=B,Dj(B~~~}   \\  
\hline
 $B;XF36541(B & 
   \multicolumn{1}{|c|}{~~~~~~$B?NF#(B $B=$(B $B=u65<x(B~~~~~~~ ($B0u(B)~~~~} & \multicolumn{1}{c|}{~~$B;a(B $BL>(B~~} & \multicolumn{1}{c|} {$BCfB<(B~$BM42p(B} \\ 
\hline

 \end{tabular}
\end{center}
\subsection*{[$B<B83L\E*(B]}
$B8=:_!">-Mh7W2h$H$7$FEE;R!&M[EE;R@~7A>WFM7?2CB.4o$G$"$k(BJLC(Japan Linear Collider)$B7W2h$,?J$s$*$j!"B,Dj4o!"2CB.4o$NN>J}$G3+H/8&5f$,9T$J$o$l$F$$$k!#$=$NCf$G$b(BJLC-CDC$B%0%k!<%W$O<B5!$KM=Dj$7$F$$$k$b$N$HF1MM$N%_%K%8%'%C%H%;%k9=B$$N%F%9%H%A%'%s%P!<$r@=:n$7!"(BCDC($BCf1{Ht@W8!=P4o(B)$B$N@-G=I>2A$*$h$S3+H/8&5f$r9T$J$C$F$$$k!#9b%(%M%k%.!<J*M}3X<B83$K$*$1$kCf1{Ht@W8!=P4o$NLr3d$OHt@W:F9=@.$K$h$k1?F0NLB,Dj!"%(%M%k%.!<B;<:$K$h$kN3;R<1JL$r9T$J$$!"AGN3;RH?1~$N5-=R$r9T$J$&$3$H$G$"$k!#(B
JLC-CDC$B$G;HMQM=Dj$N(B$CO_{2}/isoC_{4}H_{10}(90/10)$$B:.9g%,%9$O!"%I%j%U%HEE;R$N3H;6$,>.$5$$$H$$$&%,%9$NFC@-$+$i6u4VEE2Y8z2L$,5/$-!"%,%9A}I}$,K0OB$9$k$H$$$&8=>]$,5/$-$k$3$H$,J,$+$C$F$$$k!#%(%M%k%.!<B;<:$O8!=P?.9f$NBg$-$5$+$i5a$a$k$?$a!"$3$N6u4VEE2Y8z2L$O%(%M%k%.!<B;<:$NB,DjJ,2rG=$K2?$i$+$N1F6A$rM?$($k$O$:$G$"$k!#K\8&5f$G$O$3$N%(%M%k%.!<B;<:$NB,DjJ,2rG=$rB,Dj$9$k$3$H$K$h$j!"(BJLC-CDC$B$N%_%K%8%'%C%H%;%k9=B$5Z$S=<E6%,%9$NM-MQ@-$rD4$Y$k$H$H$b$K!"F~<M3QEY$rJQ2=$5$;$F6u4VEE2Y$N%(%M%k%.!<B;<:$NB,DjJ,2rG=$X$N1F6A$bD4$Y$?!#(B
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\subsection*{[$B86M}(B]}
$B2YEEN3;R$,J*<ACf$rDL2a$9$k$H!"2YEEN3;R$HJ*<A$r9=@.$9$kJ,;RCf(B($B%I%j%U%H%A%'%s%P!<$G$O%,%9J,;R(B)$B$NEE;R$H$N4V$K%/!<%m%sNO$,F/$/!#$3$N%/!<%m%sNO$K$h$jEE;R$O;6Mp$5$l!"86;R$NB+G{$+$iN%$l$k!#$3$l$rEE<'Aj8_:nMQ$H8F$S!"$3$NEE<'Aj8_:nMQ$K$h$C$F86;R$N50F;$+$iHt$S=P$9EE;R$K$h$C$F2YEEN3;R$N8!=P$,2DG=$K$J$k!#$^$?!"$3$NEE;R$,F@$?%(%M%k%.!<$O2YEEN3;R$N;}$C$F$$$?%(%M%k%.!<$N0lIt$G$"$j!"$3$l$r2YEEN3;R$,J*<ACf$rDL2a$9$k$H$-$K<:$&%(%M%k%.!<!"%(%M%k%.!<B;<:$H8F$V!#$3$N%(%M%k%.!<B;<:$OB.EY(B$\beta$(=v/c)$B$N4X?t$G$"$k$3$H$,<B835Z$SM}O@$h$j>ZL@$5$l$F$*$j!"2YEEN3;R$N<ANL$r(BM$B!"1?F0NL$r(BP$B$H$9$k$H(B$\beta\gamma=P/M$$B$h$j!"F1$81?F0NL$G$b<ANL$,(B\\
\begin{minipage}[t]{\minitwocolumn}$B0[$J$l$P%(%M%k%.!<B;<:$NBg$-$5$,0[$J$j!"(BCDC$B$G$O$3$N$3$H$rN3;R<1JL$KMxMQ$9$k!#(B
$B$^$?!"%(%M%k%.!<B;<:$O%(%M%k%.!<B;<:<+BN$NJ,I[$NJ,;6$*$h$S%A%'%s%P!<$NB,DjJ,2rG=$,$"$k$N$G!"<B:]$K$O0lDj$G$O$J$/9-$,$j$r$b$C$FJ,I[$7$F$$$k!#=>$C$F!"%(%M%k%.!<B;<:J,2rG=$KHf$Y$F%(%M%k%.!<B;<:$N:9$,Bg$-$$>l9g$O<1JL2DG=$G$"$k$,!"J,2rG=$KHf$Y$F%(%M%k%.!<B;<:$N:9$,>.$5$$>l9g$O<1JL$,:$Fq$K$J$k!#$h$C$F%(%M%k%.!<B;<:B,DjJ,2rG=$rB,Dj$9$k$3$H$O!"N3;R<1JLG=NO$rI>2A$9$k>e$GBgJQ=EMW$G$"$k!#(B
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\ \vspace{2ex}\\
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$B?^(B\thefigure:$B%F%9%H%A%'%s%P!<$N%;%k9=B$(B
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\subsection*{[$B<B83J}K!(B]}
$BC^GH$N9b%(%M%k%.!<2CB.4o8&5f5!9=$NM[;R%7%s%/%m%H%m%s(B(12GeV)$B$N(BT1$B%S!<%`%i%$%s$G<B83$r9T$J$C$?!#%S!<%`<B83$K$O<B5!$HF1MM$N%_%K%8%'%C%H%;%k9=B$$r;}$D%I%j%U%H%A%'%s%P!<(B($B?^(B1)$B$r;HMQ$7!"%S!<%`$N1?F0NL$*$h$SF~<M3QEY$r$=$l$>$lJQ2=$5$;(B$\pi^{+}$$B!"(B$proton$$B!"(B$e^{+}$$B$N$=$l$>$l$NN3;R$N%(%M%k%.!<B;<:$NB,Dj$r9T$J$C$?!#1?F0NL$O!"%(%M%k%.!<B;<:$NB,DjJ,2rG=$N(B$\beta\gamma$$B0MB8@-$rD4$Y$k$?$a$K(B0.5$\sim$2.0[GeV/c]$B$^$GJQ2=$5$;$FB,Dj$r9T$J$$!"F~<M3QEY$K$D$$$F$O%(%M%k%.!<B;<:$N%;%k$r2#@Z$C$?5wN%$KBP$9$k0MB8@-!"5Z$S6u4VEE2Y8z2L$N1F6A!"$5$i$K%(%M%k%.!<B;<:J,2rG=$N3QEY0MB8@-$rD4$Y$k$?$a$KF~<M3QEY$rJQ$($FB,Dj$r9T$J$C$?!#(B

\subsection*{[$B7k2L5Z$S9M;!(B]}
$B%(%M%k%.!<B;<:$NJ,I[$OAjBPE*$K9b$$NN0h$K(Btail$B$r$R$/(BLandau$BJ,I[$G$"$k!#(BCDC$B$G$O(B1track$B$N%(%M%k%.!<B;<:$r2?K\$+$N%o%$%d!<$GB,Dj$9$k$3$H$G@:EY$r>e$2!"$3$NJ,I[$N(Btail$B$NJ,2rG=$X$N1F6A$rMn$9$?$aB,DjCM$r>.$5$$=g$KJB$Y!">.$5$$J}$+$i$"$k3d9g$N?t$N%5%s%W%k$NB,DjCM$r:NMQ$7$FJ?6Q$r5a$a!"%(%M%k%.!<B;<:$*$h$SJ,2rG=$r5a$a$k(B(truncated mean)$B!#?^(B2$B$K%F%9%H%A%'%s%P!<$N%5%s%W%k%o%$%d!<(B10$BK\$G$NJ,2rG=$r(Btruncated mean$B$N3d9g$r(B60$\% \sim$100$\%$$B$^$GJQ2=$5$;!"$=$l$>$l$NF~<M3QEY$K$D$$$F5a$a$?7k2L$r<($9!#?^(B2$B$h$j!"(Btruncated mean $B$N3d9g$,(B80$\%$$B$N$H$-:G$bNI$$J,2rG=$,F@$i$l$k$3$H$,J,$+$C$?!#$^$?!"(B$CO_{2}/isoC_{4}H_{10}(90/10)$$B:.9g%,%9$K$*$1$k6u4VEE2Y8z2L$O%(%M%k%.!<B;<:J,2rG=$rNI$/$9$kJ}8~$KF/$/;v$,J,$+$C$?!#?^(B1$B$K<($7$?%;%k$N9=B$>e!"F~<M3QEY$,>.$5$/$J$k$H%,%9A}I}$K$h$C$F=PMh$?EE;R72$,(B1$BE@$KL)=8$7$?>uBV$K:n$i$l6u4VEE2Y8z2L$,5/$-$d$9$/$J$k!#$3$l$K$h$j%,%9A}I}$,K0OB$7(BLandau$BJ,I[$N(Btail$B$KJ,I[$9$k$h$&$JAjBPE*$KBg$-$$?.9f$O>.$5$/B,Dj$5$l$k$3$H$K$J$j!"(BLandau tail$B$KAjEv$9$kItJ,$,>/$J$$J,I[$H$J$k$3$H$+$i6u4VEE2Y8z2L$N1F6A$,Bg$-$$F~<M3QEY(B$\theta = 0^{\circ},15^{\circ}$$B$NJ,2rG=$,NI$/$J$C$F$$$k$H9M$($i$l$k!#$^$?!"%F%9%H%A%'%s%P!<$N(B8track$B$r<B5!$N(B1track$B$H$7$F49;;$7$F7W;;$7$?F~<M3QEY(B$0^{\circ}$$B$N<B5!(B(sample wire:80)$B$K$*$1$k%(%M%k%.!<B;<:J,2rG=$O(Btruncated mean 80$\%$$B$G(B5.2$\%$$B$H5a$^$C$?!#%S!<%`1?F0NL$rJQ$($F(B$\pi^{+}$$B!"(B$proton$$B!"(B$e^{+}$$B$NN3;R$rB,Dj$9$k$3$H$K$h$jF@$i$l$?%(%M%k%.!<B;<:$N(B$\beta \gamma$$B0MB8@-$O?^(B3$B$K<($9!#(B
\begin{figure}[htb]
\begin{minipage}{.50\linewidth}
\includegraphics[width=\linewidth]{truncratio_reso30.eps}
\caption{$B%(%M%k%.!<B;<:J,2rG=(B(10wires)}
\label{cherenkovpi}
\end{minipage}
\begin{minipage}{.50\linewidth}
\includegraphics[width=\linewidth]{norm_energyloss30.eps}
\caption{$B%(%M%k%.!<B;<:$N(B$\beta \gamma$$B0MB8@-(B}
\label{cherenkove}
\end{minipage}
\end{figure}

\subsection*{[$B7kO@(B]}

JLC-CDC$B$,=<E6%,%9$H$7$F;HMQ$9$kM=Dj$G$"$k(B$CO_{2}/isoC_{4}H_{10}(90/10)$$B:.9g%,%9$N6u4VEE2Y8z2L$K$h$k%,%9A}I}$NK0OB$O!"%(%M%k%.!<B;<:B,DjJ,2rG=$rNI$/$9$kF/$-$,$"$k$3$H$,J,$+$C$?!#$^$?!"$3$N:.9g%,%9$O%,%9$NFC@-$K$h$jNI$$0LCVJ,2rG=$,F@$i$l$k$3$H$,(BJLC-CDC$B%0%k!<%W$N8&5f7k2L$h$jJ,$+$C$F$*$j!":#2s$3$N%(%M%k%.!<B;<:J,2rG=$K$*$$$F$b(B5.2$\%$$B$NJ,2rG=$,F@$i$l$?$3$H$O!"$3$N:.9g%,%95Z$S%_%K%8%'%C%H%;%k9=B$$NM-MQ@-$,9b$$$3$H$r<($7$?!#(B


\end{document}