| 1. | Endpumped yb3 doped double clad fiber laser
端面泵浦掺yb3双包层光纤激光器 |
| 2. | Narrow line width yb3 doped double clad fiber laser
双包层光纤激光器研究 |
| 3. | Stimulated raman scattering and thermal effect in high power double clad fiber laser
高功率双包层光纤激光器受激拉曼散射和热效应的理论研究 |
| 4. | 3 . we study how to improve the pump efficiency in a double clad fiber laser . several traditional pumping methods are considered and the light propagation
其中双包层光纤的结构、内包层的形状、泵浦光入纤方式等是这项技术的关键所在。 |
| 5. | Double cladding fiber characteristic parameters ( doped rare - earth concentration in core , confinement factor , absorption cross and emission cross ) are calculated theoretically
理论计算了双包层掺杂光纤特性参数(纤芯的稀土掺杂浓度、限制因子、吸收截面和发射截面) 。 |
| 6. | Electronic components . connecting devices . multicontact edge socket and board mounted connectors for double clad printed boards with 2 , 54 mm spacing . type he 9 . general requirements
电子元件.连接装置.间距为2 . 54 mm的双面印刷电路板用多触点棱形插座和板上安装式连接器. he 9型.一般要求 |
| 7. | The littrow grating tuning method is employed for the first time in double cladding fiber lasers . by tuning the angle of the grating , we have achieved a tuning range of more than 40nm . 6
（ 5 ）首次将littrow光栅调谐技术应用到掺双包层光纤激光器中，实现了可调谐包层泵浦光纤激光器，波长可调谐范围大于40nm 。 |
| 8. | The principle of double cladding fiber laser is analyzed , simply illustrated the principle and drawbacks of noncoherent beam combination , the coherent beam combination method of multiple optical power amplifier and its advantages are discussed in detail
分析了双包层光纤激光器的工作原理，简单介绍了非相干组束的原理和缺陷，重点阐述了并联主振荡相干组束方法及相干组束的优势。 |
| 9. | The research of er3 + / yb3 + co - doped fiber laser and amplifier is carrying in experiment . the er3 + / yb + co - doped double cladding fiber is produced by ino , the pumping resource wavelength is 977nm , the maximum pumping power coupling into inner cladding is 1 . 33w
公司拉制的e尸+ / yb3 +共掺双包层光纤，泵浦源的波长为977nm ，最大输出功率为2 . 46w ，实际祸合到双包层光纤中的最大功率为1 |
| 10. | Furthermore , analytical solutions of optical waveguide of double cladding that the refractive index of core is lower than the refractive index of inner cladding were studied with wave theory , the expressions of electromagnetic field and modal characteristic equations were derived
并且利用波动理论对一种双包层低折射率芯的光波导进行了解析求解，得到了模式场精确解及模式特征方程。 |
