1) λ/4 phase-shift
λ/4相移
1.
Based on the coupled mode theory,by using the reversely recursive transmission matrix method,the switching characteristics of the λ/4 phase-shifted fiber grating and the influence of introducing chirp on the switching characteristics have been numerically studied when the reflection on the transmission facet is taken into account.
基于耦合模理论,利用逆向递推传输矩阵方法,数值研究了光纤光栅透射输出端面存在反射时λ/4相移光栅的开关特性,以及啁啾的引入对其开关性能的影响。
2.
Based on the coupled mode theory,by using the reversely recursive transmission matrix method,the switching characteristics of the λ/4 phase-shifted fiber grating and the influence of introducing chirp on the switching characteris-tics have been numerically studied when the reflection of the transmission facet is taken into consideration.
基于耦合模理论,利用逆向递推传输矩阵方法数值研究了λ/4相移光栅的双稳特性,数值研究了光纤光栅透射输出端面存在反射时λ/4相移光栅的双稳开关特性,以及啁啾的引入对其开关性能的影响。
2) λ/4 phase-shifted distributed feedback laser diode
λ/4相移分布反馈半导体激光器
1.
By using the coupled mode equations, the characteristics of THz wavelength converter based on four-wave mixing (FWM) in λ/4 phase-shifted distributed feedback laser diode (QWS-DFB -LD) are analyzed.
利用耦合模方程,分析了基于λ/4相移分布反馈半导体激光器四波混频的波长转换特性。
3) λ/4 phase delayer
λ/4相位延迟器
4) π/4 phase-shift
π/4相移
5) λ/4 achromatic phase retarder
λ/4消色差相位延迟器
6) quarter-wave dielectric stacks
λ/4膜系
1.
Usually high refractive indices ratio is believed the essential requirement to achieve wide band omnidirectional reflection with quarter-wave dielectric stacks, however in this paper, a high omnidirectional reflector with lower refractive indices ratio is achieved with a particularly designed dielectric stacks.
对于λ/4膜系,如欲实现宽带全向反射,宜采用高折射率比的镀膜材料,讨论了在低折射率比条件下的全向高反膜。
补充资料：λ相变
分子式：
CAS号：
性质：低温时，液态氦(4He)有两个不同的液相，He-I和He-II。He-I是一个正常液体，而He-II是一个超流体，因为它流动时没有黏度。He-I和He-II之间的相转变是连续性相变，也称λ相变。
CAS号：
性质：低温时，液态氦(4He)有两个不同的液相，He-I和He-II。He-I是一个正常液体，而He-II是一个超流体，因为它流动时没有黏度。He-I和He-II之间的相转变是连续性相变，也称λ相变。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条