铌酸锂集成光路:孕育自主产业链的前沿基础研究  

Photonic integrated circuits on lithium niobate:today′s fundamental research for tomorrow′s industry

作　　者：程亚 CHENG Ya(School of Physics and Electronic Science,East China Normal University,Shanghai 200241,China;Shanghai Institute of Optics and Fine Mechanics,Chinese Academy of Sciences,Shanghai 201800,China)

机构地区：[1]华东师范大学物理与电子科学学院,上海200241 [2]中国科学院上海光学精密机械研究所,上海201800

出　　处：《物理》2020年第5期277-284,共8页Physics

基　　金：国家科技部重大科学研究计划(批准号:2014CB921300);重点研发计划(批准号:2019YFA0705000);国家自然科学基金(批准号:11734009)资助项目;上海市科委重大项目(批准号:17JC1400400)。

摘　　要：大数据、人工智能、光量子信息等变革性领域对信息处理能力提出了前所未有的要求,而集成光路技术有望实现更快速、更有效、成本更低廉的信息处理器件,由此带来新的自主产业机会。铌酸锂集成光路技术在近年获得迅猛发展,展示了优越的器件性能,已经吸引了产业界的关注。文章将介绍该领域的研究背景以及若干近期的重要突破。The emerging applications enabled by disruptive technologies such as big data,artificial intelligence,and quantum information require unprecedented information processing capacities.Photonic integrated circuit(PIC)technology provides promising potential for realizing information processing devices and/or systems with higher speed,higher efficiency,and lower cost.In particular,the rapid development of PIC platforms based on lithium niobate on insulator(LNOI),a photonic material compatible with lithographic fabrication techniques,has significantly promoted device performance.Here we will introduce the latest breakthroughs in this area.Based on the technological advances,an industry chain built upon LNOI is beginning to take shape.

关 键 词：集成光路 铌酸锂薄膜 光波导 光损耗 弯曲半径 

分 类 号：TN491[电子电信—微电子学与固体电子学]