1) thermally induced birefringence
热致双折射
1.
A double Q-switcher-structured resonator that can completely compensate the thermally induced depolarization loss is designed to compensate thermally induced birefringence and thermal lens effect of solid gain medium to get higher output power from a 1 kHz laser diode(LD) side-pumped electro-optic Q-switched Nd∶YAG laser.
为了同时补偿固体增益介质的热致双折射及热透镜效应,进一步提高重复频率1 kHz激光二极管(LD)侧向抽运高平均功率电光调QNd∶YAG激光器的输出功率,设计了一种完全消除热退偏损耗的双调Q开关谐振腔结构,此结构在传统调Q谐振腔的基础上沿着偏振片的退偏方向增加了一个调Q谐振支路,并使得激光从增益介质方向输出。
2.
When OPO works at high repetition rate frequency, the polarizer will produce depolarization losses because of the thermally induced birefringence in Nd:YAG rod.
在电光调QNd:YAG激光抽运内腔KTP光参量振荡器中,由于在抽运光的谐振腔内插入了起偏器,当工作在高重复频率时,Nd:YAG棒热致双折射效应致使起偏器产生退偏损耗,导致抽运光能量下降和光束质量变差,最终光参量振荡器的激光输出能量也将下降。
3.
The thermal focal length of Nd∶YAG rod and the thermal depolarization to laser beam caused by thermally induced birefringence in gain medium were detected.
实验研究了高重复率、大功率半导体激光二极管阵列(LDA)侧面环绕抽运的Nd∶YAG激光放大器的放大特性、热焦距变化和热致双折射效应引起的退偏特性。
2) thermal birefringence
热致双折射
1.
Based on the inhomogeneous heat distribution,the thermal birefringence and thermal depolarization have been studied in a tube YAG laser.
对非均匀发热的管状YAG激光器的热应力双折射和热致退偏进行了深入研究,计算模拟了不同管壁厚度和泵浦功率下的热致双折射光程差和热致退偏损耗。
3) thermal birefringence effect
热致双折射效应
1.
The influence of thermal birefringence effect is analyzed.
研制一台激光二极管(LD)侧面抽运双棒串接准连续Nd∶YAG折叠腔高功率绿光激光器,理论分析了热致双折射效应对系统的影响,并对用石英旋转片补偿前后的情况进行模拟对比。
4) photoinduced birefringence
光致双折射
1.
The characteristics of photoinduced birefringence in the sample were researched by varying the power of the exciting beam,and it is concluded that the azobenzene doped polymer has an excellent effect of photoinduced birefringence and a good .
8 nm,CW)作为探测光,实验研究了乙基橙聚合物的光致双折射特性,其结论是乙基橙聚合物薄膜样品在较低的激发光功率下具有较大的光致双折射效应和快速的时间响应特性。
2.
The photoinduced birefringence effect of these three kinds of samples were studied by using a linearly polarized control beam from an Ar~+ laser(514 nm) and a linearly polarized probe beam from a He-Ne l.
8 nm)作为信号光考察了具有相同厚度的三种样品在相同控制光功率(15 mW)下的光致双折射效应。
3.
The characterization of photoinduced birefringence in a new kind of the azobenzerie doped polymer film was studied by varying the intensity of the exciting beam and the angle 9 between the direction of polarization of exciting beam and probe beam.
通过改变激励光光强以及激励光偏振方向与探测光偏振方向的夹角θ,研究一种新的掺杂偶氮苯聚合物薄膜光致双折射的特性。
5) photo-induced birefringence
光致双折射
1.
Effect of polarization of pumping beams on the photo-induced birefringence of SO-doped PMMA films;
泵浦光偏振态的改变对SO/PMMA薄膜光致双折射的影响
2.
When the sample was pumped by the beam of 532 nm, almost half of the BA1 molecules undergo a reversible trans-trans to cis-cis isomerization in the polymer matrix, resulting in photo-induced birefringence.
当样品被波长为532nm的光激发时,几乎大部分BA1分子从反-反态转化到顺-顺态,产生了光致双折射。
3.
The polymer film possesses large magnitude of photo-induced birefringence (δn=1.
实验结果表明 ,样品具有极大的光致双折射 (δn =1。
6) Birefringence
[英][,bairi'frindʒəns] [美][,baɪrɪ'frɪndʒəns]
光致双折射
1.
Properties of Photo-induced Birefringence in Azobenzene Copolymer;
偶氮苯共聚PMMA薄膜的光致双折射特性研究
2.
Preparation of Azophenyl-substituted Pyrazoline Derivatives and Studies on Photoinduced Birefringence of Doped PMMA Films;
当把偶氮生色团引入到聚合物中时 ,在线性偏振光的激发下 ,偶氮生色团能发生“反 -顺 -反”光异构化循环 ,并且偶氮发色团会沿着偏振光偏振方向的法线重新取向 ,从而导致光致双折射现象的发生 [3 ] 。
补充资料：电致双折射
分子式：
CAS号：
性质：又称克尔效应(Kerr effect)。在电场作用下由于偶极取向引起的双折射现象。可用平行和垂直电场方向上折射率的差值表征电致双折射效应的大小。电致双折射效应是1875年由J. Kerr发现的。利用电致双折射效应可求得分子在溶液中的转动扩散系数，同时可用于研究分子的大小、电性质及其随环境变化的情况，但在固态高聚物中Kerr效应很弱。
CAS号：
性质：又称克尔效应(Kerr effect)。在电场作用下由于偶极取向引起的双折射现象。可用平行和垂直电场方向上折射率的差值表征电致双折射效应的大小。电致双折射效应是1875年由J. Kerr发现的。利用电致双折射效应可求得分子在溶液中的转动扩散系数，同时可用于研究分子的大小、电性质及其随环境变化的情况，但在固态高聚物中Kerr效应很弱。
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