1) spontaneous emission
自发放射
2) amplified spontaneous emission
放大自发射
3) self amplified spontaneous emission(SASE)
自发辐射自放大
4) self-amplified spontaneous emission
自放大自发辐射
5) amplified spontaneous emission
放大自发发射
1.
With taking account of up-conversion and amplified spontaneous emission (ASE), the relation curves are obtained by numerical simulation between the gain and the parameters such as Er 3+ions concentration, pump power and waveguide length, and the theoretic results are consistent with the experimental res.
利用重叠因子将 980 nm光抽运的掺铒玻璃波导放大器四能级模型的速率传输方程进行化简,在考虑上转换效应和放大自发发射的情况下,利用数值模拟的方法,得到了掺铒玻璃波导放大器的增益与Er3+离子浓度、抽运功率、波导长度等参量之间的关系曲线;同时模拟出放大自发发射曲线并与实验测量结果进行比较。
2.
The spontaneous emission,amplified spontaneous emission and optical gain in In Ga As quantum dots are investigat- ed.
研究了 In Ga As量子点材料自发发射、放大自发发射及光增益特性 。
3.
The dramatic collapse of the spectrum is due to the amplified spontaneous emission occurred in the gain area of the DCM/PS film.
利用简单的平板波导结构 ,在掺有有机小分子激光染料 DCM的聚苯乙烯 (PS)薄膜中 ,采用 Nd:YAG的三倍频激光束作泵浦源 ,在细条状增益区内 ,在脉冲激发能量为 12μJ时 ,发生了增益窄化现象 ,在以 5 80 nm为中心处出现了光谱半高全宽 (FWHM)只有 2 4nm的放大自发发射峰。
6) ASE
放大自发辐射
1.
Theoretical Study on Measurement of Small Signal Gain by ASE Method with a Spherical Mirror;
球面反射镜的放大自发辐射方法测量小信号增益的理论研究
2.
A good directional, high efficiency, narrow spectral width amplified spontaneous emission(ASE)could been observed when the concentration of the dyes were increased.
当提高浓度时,会得到方向性好、强度高、窄线宽的放大自发辐射(ASE)通过对两种染料双光子光谱及上转换效率的比较,考察稀土离子对于有机物双光子上转换过程的影
3.
Based on the energy level diagram, the rate equations indicate that ASE and ESA eliminate the population of upper energy level, make slope efficiency of 1 444 nm lasers lower and reduce gain.
从激光晶体能级结构出发,利用速率方程,分析了Nd:YAG激光系统的放大自发辐射(Amplified Spontaneous Emission,ASE)和激发态吸收(Excited State Absorption,ESA)对激光输出的影响。
补充资料：自发辐射系数
分子式：
CAS号：
性质：又称自发辐射系数。单位时间内从高能级向低能级自发跃迁的原子数，与跃迁前处于高能级上的原子数之比。自发跃迁伴随有自发辐射。
CAS号：
性质：又称自发辐射系数。单位时间内从高能级向低能级自发跃迁的原子数，与跃迁前处于高能级上的原子数之比。自发跃迁伴随有自发辐射。
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