Highly Efficient Organic THz Generator Pumped at Near-Infrared: Quinolinium Single Crystals
作者:Pil-Joo Kim、Jae-Hyeok Jeong、Mojca Jazbinsek、Soo-Bong Choi、In-Hyung Baek、Jong-Taek Kim、Fabian Rotermund、Hoseop Yun、Yoon Sup Lee、Peter Günter、O-Pil Kwon
DOI:10.1002/adfm.201101458
日期:2012.1.11
A novel highly efficient ionic electro‐optic quinolinium single crystals for THz wave applications is reported. Acentric quinolinium derivatives, HMQ‐T (2‐(4‐hydroxy‐3‐methoxystyryl)‐1‐methylquinolinium 4‐methylbenzenesulfonate) and HMQ‐MBS (2‐(4‐hydroxy‐3‐methoxystyryl)‐1‐methylquinolinium 4‐methoxybenzenesulfonate) exhibit high order parameters cos3θp = 0.92 and cos3θp = 1.0, respectively, as well
报道了一种适用于太赫兹波应用的新型高效离子电光喹啉鎓单晶。无心喹啉衍生物,HMQ-T(2-(4-羟基-3-甲氧基苯乙烯)-1-甲基喹啉4-甲基苯磺酸盐)和HMQ-MBS(2-(4-羟基-3-甲氧基苯乙烯基)-1-甲基喹啉-4-甲氧基苯磺酸盐)表现出高的有序参数COS 3 θ p = 0.92和cos 3 θ p = 1.0,分别,以及一个大的宏观光学非线性,这是在基准芪DAST的(范围N,N- -dimethylamino- ñ'-甲基噻唑鎓4-甲基苯磺酸盐)和酚多烯OH1(2-(3-(4-羟基苯乙烯基)-5,5-二甲基环己-2-烯基)丙二腈)晶体。边长约为6 mm,厚度为0.56 mm的成膜未抛光大块HMQ-T晶体的THz产生效率是0.37 mm厚的OH1晶体的3.1倍,是1mm厚的无机标准ZnTe晶体的8.4倍。 836 nm的近红外基本波长。因此,具有高阶参数的HMQ晶体显然具有很高