中国激光, 2018, 45 (5): 0510006, 网络出版: 2018-05-02
基于空气悬浮芯微结构光纤的高灵敏度荧光检测系统 下载: 792次
High Sensitivity Fluorescence Detection System Based on Air Suspended Core Microstructural Fiber
图 & 表
图 1. (a)采用堆积法制备的预制棒;(b)预制棒的扫描电镜(SEM)图
Fig. 1. (a) Image of preform prepared by stack method; (b) SEM image of preform
图 2. 空气悬浮芯光纤横截面的形貌。(a)(b)光学显微镜图;(c)(d) SEM图
Fig. 2. Cross-section images of air suspended core fiber. (a)(b) Optical microscopy images; (c)(d) SEM images
图 3. 悬浮芯光纤在532 nm波长处的传输损耗图
Fig. 3. Propagation loss of air suspended core fiber at the wavelength of 532 nm
图 5. 悬浮芯光纤(a)未充入和(b)充入量子点悬浮液后的纵截面
Fig. 5. Longitudinal section of air suspended core fiber (a) unfilled and (b) filled with quantum dots suspension
图 6. 酶标仪测得的量子点的荧光光谱
Fig. 6. Fluorescence spectrum of quantum dots measured by a microplate reader
图 7. 悬浮芯光纤测得的不同浓度悬浮液中量子点的(a)原始荧光光谱和(b)归一化荧光光谱
Fig. 7. (a) Raw and (b) normalized fluorescence spectra of quantum dots in suspension with different concentrations measured by air suspended core fiber
图 8. 悬浮芯光纤测得量子点荧光(a)峰值强度与(b) 600~800 nm面积积分强度与浓度的线性关系
Fig. 8. Linear relation between the concentration and (a) fluorescence peak intensity and (b) 600-800 nm area integral intensity of quantum dots measured by air suspended core fiber
张炤, 王秀翃, 乔鹏飞, 刘倩倩, Lang Marion, 冯宪, 王璞. 基于空气悬浮芯微结构光纤的高灵敏度荧光检测系统[J]. 中国激光, 2018, 45(5): 0510006. Zhang Zhao, Wang Xiuhong, Qiao Pengfei, Liu Qianqian, Lang Marion, Feng Xian, Wang Pu. High Sensitivity Fluorescence Detection System Based on Air Suspended Core Microstructural Fiber[J]. Chinese Journal of Lasers, 2018, 45(5): 0510006.