{"defaultlang":"zh","titlegroup":{"articletitle":[{"lang":"zh","data":[{"name":"text","data":"用于光束整形的表面等离子体双光栅结构"}]},{"lang":"en","data":[{"name":"text","data":"Dual gratings based on surface plasmons for optical beam shaping"}]}]},"contribgroup":{"author":[{"name":[],"stringName":[{"lang":"zh","surname":"陈泳屹","prefix":""},{"lang":"en","surname":"CHEN Yong-yi","prefix":""}],"aff":[{"rid":"1785293","text":"2"},{"rid":"1403373","text":"1"}],"role":["first-author"],"deceased":false},{"name":[],"stringName":[{"lang":"zh","surname":"秦莉","prefix":""},{"lang":"en","surname":"QIN Li","prefix":""}],"aff":[{"rid":"1785293","text":"2"}],"role":[],"deceased":false},{"name":[],"stringName":[{"lang":"zh","surname":"佟存住","prefix":""},{"lang":"en","surname":"TONG Cun-zhu","prefix":""}],"aff":[{"rid":"1785293","text":"2"}],"role":[],"deceased":false},{"name":[],"stringName":[{"lang":"zh","surname":"王立军","prefix":""},{"lang":"en","surname":"WANG Li-jun","prefix":""}],"aff":[{"rid":"1785293","text":"2"}],"role":[],"deceased":false},{"name":[],"stringName":[{"lang":"zh","surname":"刘益春","prefix":""},{"lang":"en","surname":"LIU Yi-chun","prefix":""}],"aff":[{"rid":"1785293","text":"2"},{"rid":"1785295","text":"3"}],"role":[],"deceased":false}],"aff":[{"id":"1403373","intro":[{"lang":"zh","label":"1","text":" 中国科学院大学 北京,中国,100049","data":[{"name":"text","data":" 中国科学院大学 北京,中国,100049"}]},{"lang":"en","label":"1","text":" University of Chinese Academy of Sciences","data":[{"name":"text","data":" University of Chinese Academy of Sciences"}]}]},{"id":"1785293","intro":[{"lang":"zh","label":"2","text":" 中国科学院 长春光学精密机械与物理研究所 发光学及其应用国家重点实验室,吉林 长春,130033","data":[{"name":"text","data":" 中国科学院 长春光学精密机械与物理研究所 发光学及其应用国家重点实验室,吉林 长春,130033"}]},{"lang":"en","label":"2","text":" State Key Laboratory of Luminescence and Applications, Changchun Institute of Optics, Fine Mechanics and Physics, Chinese Academy of Sciences","data":[{"name":"text","data":" State Key Laboratory of Luminescence and Applications, Changchun Institute of Optics, Fine Mechanics and Physics, Chinese Academy of Sciences"}]}]},{"id":"1785295","intro":[{"lang":"zh","label":"3","text":" 东北师范大学,吉林 长春,130021","data":[{"name":"text","data":" 东北师范大学,吉林 长春,130021"}]},{"lang":"en","label":"3","text":" Northeast Normal University","data":[{"name":"text","data":" Northeast Normal University"}]}]}]},"abstracts":[{"lang":"zh","data":[{"name":"p","data":[{"name":"text","data":"为了对双边布拉格反射波导半导体激光器的远场双瓣特性进行整形，使之合并成为单瓣出光远场，在布拉格反射波导的出光腔面上制作了表面等离子体双光栅结构。利用Au-SiO"},{"name":"sub","data":[{"name":"text","data":"2"}]},{"name":"text","data":"光栅结构对表面等离子体的耦合效应和表面等离子体的透射增强现象将双瓣远场耦合成为单瓣出射，然后通过Au-Si"},{"name":"sub","data":[{"name":"text","data":"3"}]},{"name":"text","data":"N"},{"name":"sub","data":[{"name":"text","data":"4"}]},{"name":"text","data":"光栅结构将透射的表面等离子体耦合成为光子进行准直出射，最终得到单瓣准直的远场光斑。计算结果表明：当Au-SiO"},{"name":"sub","data":[{"name":"text","data":"2"}]},{"name":"text","data":"光栅厚度为50 nm，填充因子为0.5，光栅周期为350 nm；Au-Si"},{"name":"sub","data":[{"name":"text","data":"3"}]},{"name":"text","data":"N"},{"name":"sub","data":[{"name":"text","data":"4"}]},{"name":"text","data":"光栅厚度为70 nm，填充因子为0.5，光栅周期为660 nm时可以得到远场发散角压缩到6.1°的整形光斑，比没有双光栅结构的发散角缩小了3.6倍；其远场透射光功率达到了模式光源的62%，是没有双光栅结构单瓣出射功率的1.59倍；同时腔面反射率也降低到12.4%，是没有双光栅结构的0.53倍。结果显示，提出的双光栅结构优化了布拉格反射波导半导体激光器的出光远场特性。"}]}]},{"lang":"en","data":[{"name":"p","data":[{"name":"text","data":"To shape the beam with two-lobe far-field property from a dual side Bragg reflection waveguide semiconductor laser, a dual grating structure based on surface plasmons was prepared on the optical outlet facet of a Bragg reflection waveguide.It could combine the two lobes into a single lobe and to increase the optical intensity and quality of the beam. An Au-SiO"},{"name":"sub","data":[{"name":"text","data":"2"}]},{"name":"text","data":" grating was used to couple photons into surface plasmons and to combine the two lobe beams into a single beam. The surface plasmons also were taken to increase the extraordinary optical transmission. On the other hand, the Au-Si"},{"name":"sub","data":[{"name":"text","data":"3"}]},{"name":"text","data":"N"},{"name":"sub","data":[{"name":"text","data":"4"}]},{"name":"text","data":" grating was used to help the outlet surface plasmons couple back to photons, meanwhile collimating the outlet beam to increase the far-field property. Numerical simulation results indicate when the parameters for Au-SiO"},{"name":"sub","data":[{"name":"text","data":"2"}]},{"name":"text","data":" show a depth of 50 nm, a filling factor of 0.5 and a duration of 350 nm, and those for Au-Si"},{"name":"sub","data":[{"name":"text","data":"3"}]},{"name":"text","data":"N"},{"name":"sub","data":[{"name":"text","data":"4"}]},{"name":"text","data":" show 70, 0.5 and 660 nm, respectively, the outlet far-field beam will has a 6.1° divergence, which means the divergence angle shrinks by 3.6 times as that without the dual grating structure. The far-field optical transmission power reaches 62% of the model source, that is 1.59 times of the power of a single lobe far-field to the structure without the dual grating. Moreover, the cavity facet reflectivity has reduced to 12.4%, 0.53 times as the structure without the dual grating. It concludes that the dual grating structure has optimized the far field properties of dual side Bragg reflection waveguide semiconductor lasers."}]}]}],"keyword":[{"lang":"zh","data":[[{"name":"text","data":"半导体激光器"}],[{"name":"text","data":"布拉格反射波导"}],[{"name":"text","data":"表面等离子体"}],[{"name":"text","data":"光束整形"}],[{"name":"text","data":"双光栅结构"}]]},{"lang":"en","data":[[{"name":"text","data":"semiconductor laser"}],[{"name":"text","data":"Bragg reflection waveguide"}],[{"name":"text","data":"surface plasmon"}],[{"name":"text","data":"beam shaping"}],[{"name":"text","data":"dual grating structure"}]]}],"highlights":[],"body":[],"footnote":[],"reflist":{"data":[{"id":"ref1","label":"1","citation":[{"lang":"zh","text":[{"name":"text","data":"LEDENTSOV N N, SHCHUKIN V A. Novel concepts for injection lasers[J]. Opt. Eng., 2002, 41(12):3193-3203."}]}]},{"id":"ref2","label":"2","citation":[{"lang":"zh","text":[{"name":"text","data":"WEST B R, HELMY A S. 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