现代光电子学(2)
现代光电子学(2)
现代光电子学(2)
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国家自然科学基金委员会<br />
数理学部实验物理讲习班<br />
n%<br />
n<br />
2<br />
+ χ = ε = n = n+ iη<br />
1 n<br />
%<br />
2 2 2 2<br />
n = ( n+ i ) = ( n − ) + i2n 1<br />
= ε = 1+ χ = 1+<br />
ω<br />
( ω −ω ) −iγω<br />
2 2<br />
p<br />
η η η<br />
%<br />
ω −ω<br />
2 2<br />
0<br />
2 2<br />
2 2<br />
− η<br />
2<br />
= 1+<br />
ωp 0<br />
2 2 2 2 2<br />
( ω0− ω ) + γω<br />
2n<br />
γω<br />
2<br />
η = ωp 2 2 2 2 2<br />
( ω0− ω ) + γω