This peper discusses engineering methods of optical fiber connection in WAN (Wide Area Network)and introduces three available solutions with their characteristics analyzed. A group of special testing data is giveu acc...This peper discusses engineering methods of optical fiber connection in WAN (Wide Area Network)and introduces three available solutions with their characteristics analyzed. A group of special testing data is giveu according to the definite project.展开更多
针对传统塑料光纤在传输过程中损耗大,使用长度较短的问题,提出在光纤连接部位制备一种新型共轭聚合物CN-PPV掺杂塑料光纤放大器材料,并对其制备工艺、荧光特性和增益特性进行研究。试验结果表明,在25 mL MMA、0.032 g BPO、20~75μL n...针对传统塑料光纤在传输过程中损耗大,使用长度较短的问题,提出在光纤连接部位制备一种新型共轭聚合物CN-PPV掺杂塑料光纤放大器材料,并对其制备工艺、荧光特性和增益特性进行研究。试验结果表明,在25 mL MMA、0.032 g BPO、20~75μL n-BM的工艺条件下制备的预制棒表面状态良好,内部无气泡出现,并在拉伸温度为150~177℃的条件下成功拉丝。塑料光纤最大发射截面为1.7×10^(-20) m^(2);当泵浦光传输距离增加,光谱出现明显红移现象,最大红移波长为12 nm。在光纤长度为50 cm的条件下,掺杂质量浓度为1 mg/L的光纤存在最大增益值,达到25 dB。而掺杂质量浓度为0.2 mg/L的光纤具备持续光放大能力,更适合作为光纤放大器的制备材料。展开更多
文摘This peper discusses engineering methods of optical fiber connection in WAN (Wide Area Network)and introduces three available solutions with their characteristics analyzed. A group of special testing data is giveu according to the definite project.