中国激光, 2020, 47 (7): 0701004, 网络出版: 2020-07-10
胶质量子点激光器及片上集成 
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Colloidal Quantum Dot Lasers and On-Chip Integration
图 & 表
图 1. 基于自组装方法的胶质量子点激光器。(a)胶质量子点随机激光器[31];(b)胶质量子点微片激光器[15]; (c)胶质量子点微球激光器[34];(d)胶质量子点微盘激光器[33]
Fig. 1. Colloidal quantum dot lasers based on self-assembly methods. (a) CQD random laser[31]; (b) CQD microplate laser[15]; (c) CQD microsphere laser[34]; (d) CQD microdisk laser[33]
图 2. 基于微纳刻蚀方法的胶质量子点激光器。(a)胶质量子点/氮化硅微盘激光器结构示意图[18];(b)胶质量子点/氮化硅微盘光学显微镜图和扫描电镜图[18](上图为胶质量子点/氮化硅微盘光学显微镜图,中图为胶质量子点/氮化硅微盘扫描电镜俯视图,下图为胶质量子点/氮化硅微盘截面扫描电镜图);(c)胶质量子点/氮化硅分布反馈腔结构示意图[25];(d)胶质量子点/氮化硅分布反馈激光器光谱[25]
Fig. 2. Colloidal quantum dot lasers based on micro/nano etching method. (a) Schematic of a CQD/SiN microdisk laser[18]; (b) optical microscopy image and scanning electron microscopy images of the CQD/SiN microdisks[18] (Top is an optical microscopy image of the CQD/SiN microdisks, middle is a top view SEM image of a CQD/SiN microdisk, bottom is a SEM image of a sectional view of a CQD/SiN microdisk); (c)
图 3. 基于模板辅助方法的胶质量子点激光器。(a)胶质量子点表面等离激元腔扫描电镜图[24]; (b)胶质量子点表面等激光器激光谱(插图为表面等离激元激光器高于泵浦阈值时的光学图)[24]
Fig. 3. CQD lasers based on a pattern-assisted method. (a) SEM image of a CQD plasmonic cavity[24]; (b) spectrum of a CQD spaser(inset is an optical image of the spaser above the pump threshold)[24]
图 4. 基于模板辅助方法的胶质量子点激光器。 (a)胶质量子点微盘原子力显微镜图[36] ;(b)胶质量子点微盘截面扫描电镜图[36];(c)胶质量子点波导环形谐振腔暗场显微镜图[14];(d)胶质量子点波导环形谐振腔截面扫描电镜图[14];(e)胶质量子点波导环形谐振腔不同泵浦能量下的光谱[14];(f)胶质量子点波导环形谐振腔泵浦阈值前(左图)后(右图)光学图[14]
Fig. 4. CQD lasers based on a pattern-assisted method. (a) Atomic force microscopy image of a CQD microdisk[36]; (b) SEM image of a sectional view of a CQD microdisk[36]; (c) dark-field optical image of a waveguide-ring resonator (WRR)[14]; (d) SEM image of a sectional view of a CQD WRR[14]; (e) spectra of
图 5. 胶质量子点激光器的片上集成。(a)胶质量子点波导环形谐振腔和多个功能器件的耦合结构的暗场显微镜图[14];(b)高于泵浦阈值时,对应图(a)的光学图[14];(c)两个胶质量子点微盘和银纳米线波导切向耦合结构暗场显微镜 图[36];(d)高于泵浦阈值时,对应图(c)的光学图[36]
Fig. 5. On-chip integration of CQD lasers. (a) Dark-field image of a coupling structure of the CQD WRR with multiple functional devices[14]; (b) optical image corresponding to Fig. (a) above the pump threshold[14]; (c) dark-field optical image of the tangential coupling structure with two CQD microdisks and one silver nanowire[36]; (d) optical image corres
刘慧, 龚旗煌, 陈建军. 胶质量子点激光器及片上集成[J]. 中国激光, 2020, 47(7): 0701004. Liu Hui, Gong Qihuang, Chen Jianjun. Colloidal Quantum Dot Lasers and On-Chip Integration[J]. Chinese Journal of Lasers, 2020, 47(7): 0701004.
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