1、微纳光子学微纳光子学n姜校顺n现代工程与应用科学学院n2014-10-112021/8/17Optical cavityOptical microcavity=mc/(nL)光学微腔2021/8/17K.J.Vahala,Nature 424,839(2003).光学微腔分类光学微腔分类光学微腔FP腔回音壁腔光子晶体微腔2021/8/17特征:高品质因子小模式体积回音壁模回音壁模Q=108D=10 mN=5 106Leff 16 m光学微腔2021/8/17E=10%E=60%E90%E=78%耦合方式比较N.Dubreuil et al.,Opt.Lett.20,813-815(1995).
2、V.S.Ilchenko et al.,Opt.Lett.24,723-725(1999).L.Collot et al.,Europhys.Lett.23,327-334(1993).J.C.Knight et al.,Opt.Lett.22,1129-1131(1997).2021/8/17 光通信器件(滤波器、路由器、光开关)非线性光学拉曼、布里渊、四波混频、(二、三次)谐波 超灵敏传感器(单分子探测）精密测量超窄线宽激光器微型光频梳 腔-光力学腔-量子电动力学 光学微腔应用2021/8/17K.J.Vahala,Optical microcavities(World Scientifi
3、c Publishing,Singapore,2004).K.J.Vahala,“Optical microcavities,”Nature 424,839-846(2003).A.B.Matsko and V.S.Ilchenko,“Optical resonators with whispering-gallery modes-part I:Basics,”IEEE J.Sel.Top.Quantum Electron.12,3-14(2006).V.S.Ilchenko and A.B.Matsko,“Optical resonators with whispering-gallery
4、modes-part II:Applications,”IEEE J.Sel.Top.Quantum Electron.12,15-32(2006).光学微腔应用参考文献参考文献2021/8/17 光通信器件-上下话路滤波器(add-drop filter)M.C.M.Lee et al.,Opt.Lett.31,2444(2006).光学微腔应用举例2021/8/17 光通信器件-高阶滤波器光学微腔应用举例B.E.Little et al.,IEEE Photon.Technol.Lett.16,2263(2004).2021/8/17小液滴激光器小液滴激光器(Droplets)光学微腔应用
5、举例S.X.Qian et al.,Science.231,486(1986).2021/8/17光学微腔应用举例阈值：200 nWV.Sandoghdar,F.Treussart,J.Hare,V.Lefvre-Seguin,J.-M.Raimond,and S.Haroche,Phys.Rev.A 54,R1777(1996).微球激光器微球激光器2021/8/17 超窄线宽激光器超窄线宽激光器低阈值:34 微瓦Y.Lan et al.,Appl.Phys.Lett.83,825(2003).Schawlow-Townes formula超窄线宽:Hz 量级光学微腔应用举例2021/8/1
6、7最小的纳米激光器最小的纳米激光器（44 nm）光学微腔应用举例M.A.Noginov et al.,Nature 460,1110(2009).2021/8/17低阈值拉曼激光低阈值拉曼激光S.M.Spillane et al.,Nature 415,621(2002).Ultrolow threshold:86 W光学微腔应用举例2021/8/17T.J.Kippenberg et al.,Phys.Rev.Lett.93,083904 (2004).阈值:339 W转换效率:36%50 m参量振荡器参量振荡器微型光频梳微型光频梳光学微腔应用举例2021/8/17级联的参量振荡P.Del
7、Haye,et al.,Nature.450,1214 (2007).微型光频梳微型光频梳光频梳光学微腔应用举例示意图2021/8/17Label-Free,Single-Molecule Detection with Optical MicrocavitiesA.M.Armani et al.,Science.317,783 (2007).The position of the resonance wavelength as a function of time at three different IL-2 concentrations.Detection setupBase on the
8、 shift of the resonant wavelength光学微腔应用举例微型传感器微型传感器2021/8/17Single nanoparticle detection and sizing On-chip J.Zhu et al.Nature Photon.4,46(2010).Transmission spectra and the amount of splitting versus number of deposited particles.Detection setupBase on the mode splitting induced by scattering微型传感器微型传感器光学微腔应用举例2021/8/17
