专业英语final(孙怡佳).docVIP

利用胆甾型反射镜提升CLC激光器的性能 Ying Zhou,Yuhua Huang,and Shin-Tson Wu 摘要：通过把一个无源胆甾相液晶反射器与有源样品盒相结合，我们从实验上验证了一种高性能的染料掺杂胆甾相液晶（CLC）激光器。保偏CLC反射器有效地增加了分布反馈腔的长度。这又导致了激光发射频率的显著增加和光束发散角的大幅减小。与CLC液晶螺旋方向相同的圆偏振光仍然对激射特性起决定性作用。 参考文献： V.I.Kopp,Z.Q.Zhang and A. Z. Genack, “Lasing in chiral photonic structures,” Prog.Quantum Electron.27,369-416(2003). S.T.Wu and D. K. Yang,Reflective Liquid Crystal Displays. (Wiley,New York,2001) J.P.Dowling,M.Scalora,M.J.Bloemer,and C.M.Bowden,“The photonic band edge laser: A new approach to gain enhancement,” J. Appl. Phys. 75, 1896-1899 (1994). V.I.Kopp,B.Fan,H.K.M.Vithana,A.Z.Genack,“Low-threshold lasing at the edge of a photonic stop band in cholesteric liquid crystals,” Opt.Lett.23, 1707-1709 (1998). S.Y.Lin,J.G.Fleming,and I.Ei-Kady,“Experimental observation of photonic-crystal emission near a photonic band edge,”Appl.Phys.Lett.83, 593-595(2003). M.Ozaki,M.Kasano,D.Ganzke,W.Haase,and K.Yoshina,“Mirrorless lasing in a dye-doped ferroelectric liquid crystal,”Adv.Mater.14,306-309 (2002). W.Y.Cao,A.Munoz.P.Palffy-Muhoray,and B.Taheri,“Lasing in a three-dimensional photonic crystal of the liquid crystal blue phase,”Nat.Mater.1,111-113(2002). T.Matsui,R.Ozaki,KFunamoto,M.Ozaki and K. Yoshino“Flexible mirrorless laser based on a freestanding film of photo polymerized cholesteric liquid crystal,” Appl. Phys.Lett.81,3741-3743 (2002). T.Ohta,M.H.Song,Y.Tsunoda,T.Nagata,K.C.Shin,F.Araoka,Y.Takanishi,K.Ishkawa,J.Watanabe,S.Nishimura,T.Toyooka,and H. Takezoe,“Monodomain film formation and lasing in dye-doped polymer cholesteric liquid crystal,”Jpn.J.Appl.Phys. 43,6142-6144 (2004). H.Finkelmann,S.T.Kim,A.Munoz,P.Palffy-Muhoray,and B.Taheri,“Tunable mirrorless lasing in cholesteric liquid crystalline elastomers,”Adv.Mater.13, 1069-1072 (2001). P.V.Hibaev,V.Opp,A.Enack,and E.Anelt,“Lasing from chiral photonic band gap materials based on cholesteric glasses,” Liq.Cryst.30,1391-1400(2003). Y.H.Huang,Y.Zhou,C.Doyle,andS.T.Wu,“Tuning the photonic band gap in cholesteric li