%<PLAINTEXT>
% 
% $BNL;RJ*M}3X(B : $B1i=,LdBj(B 1-2 $B2rEz(B
% $B:n(B  $B@.(B  $B<T(B : t9410107 $B9b66(B $B0l98(B 
% $B:n@.G/7nF|(B : /95/12/05
% $BEE;R%a!<%k(B : t9410107@edu.uec.ac.jp
%
% \mondai{$B:n@.<T(B}{$B:n@.G/7nF|(B}{$BEE;R%a!<%k(B}{$BLdBjHV9f(B}{$BLdBjJ8(B}{$B2rEz(B}
%
\mondai
{t9410107 $B9b66(B $B0l98(B}
{95/12/05}
{t9410107@edu.uec.ac.jp}
{1-2}
{$B2D;k8w(B(0.38$B!A(B0.77 $\mu{\rm m}$)$B$N8w$N%(%M%k%.!<$O!"2?(B{\rm eV}
$B$+$i2?(B{\rm eV}$B$+(B?}
{
(1.3)$B<0$H(B(1.4)$B<0$h$j(B
\begin{equation}
E=h \nu = \frac{hc}{\lambda}
\end{equation}
$B$G$"$k$N$G!"%W%i%s%/Dj?t(B$h=6.626076 \times 10^{-34}{\rm Js}$$B!"(B
$B8w$NB.EY(B$c=2.997925 \times 10^8{\rm m/s}$$B$HGHD9$rBeF~$7$F5a(B
$B$a$?%(%M%k%.!<$r$=$l$>$l(B1$BEE;R%\%k%H(B$1{\rm eV}=1.602177
\times 10^{-19}{\rm J}$$B$G3d$k$HEz$rF@$k!#(B\\
$BGHD9$,(B0.38$\mu{\rm m}$$B$N$H$-$O(B
\begin{equation}
\frac{E}{1{\rm eV}}=\frac{6.626076 \times 10^{-34} \times
2.997925 \times 10^8 }{0.38 \times 10^{-6}}\frac{1}{1.602177
\times 10^{-19}}=1.61{\rm eV}
\end{equation}
$BGHD9$,(B0.77$\mu{\rm m}$$B$N$H$-$O(B
\begin{equation}
\frac{E}{1{\rm eV}}=\frac{6.626076 \times 10^{-34} \times
2.997925 \times 10^8 }{0.77 \times 10^{-6} }\frac{1}{1.602177
\times 10^{-19}}=3.26{\rm eV}
\end{equation}
$B$h$C$F5a$a$kHO0O$O(B(1.61{\rm eV}$B!A(B3.26{\rm eV})$B$G$"$k!#(B
}

