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Nanowire photonics toward wide wavelength range and subwavelength confinement [Invited]
Optical Materials Express ( IF 2.8 ) Pub Date : 2020-09-16 , DOI: 10.1364/ome.401317 Masaya Notomi , Masato Takiguchi , Sylvain Sergent , Guoqiang Zhang , Hisashi Sumikura
Optical Materials Express ( IF 2.8 ) Pub Date : 2020-09-16 , DOI: 10.1364/ome.401317 Masaya Notomi , Masato Takiguchi , Sylvain Sergent , Guoqiang Zhang , Hisashi Sumikura
Semiconductor nanowires have attracted much attention for photonic applications, especially for lasers, because of their availability in a wide variety of materials and compositions, exceptionally small size, and rich functionality. So far, most nanowire laser studies have been done in rather short wavelength (λ) ranges of less than 1 µm. In addition, the diameter (d) of most nanowire lasers has been relatively large (d > λ/n, n is the refractive index) because of the requirement for sufficient optical confinement. Recently, however, we are seeing new trends in nanowire research towards much longer wavelengths and much thinner nanowires for photonic applications. This article reviews the latest research activities in these directions, which shows that it is possible to fabricate excellent nanowire lasers operating at telecom wavelengths or even in the mid-infrared region and extremely thin subwavelength nanowires can be applied to make nanophotonic devices in a wide range of wavelengths. We believe that these research trends will have an impact on applications for functional energy-saving devices in future photonic integrated circuits.
中文翻译:
面向宽波长范围和亚波长限制的纳米线光子学[邀请]
半导体纳米线在光子应用中备受关注,尤其是激光,因为它们可用于多种材料和成分,尺寸异常小,功能丰富。到目前为止,大多数纳米线激光器研究都是在小于 1 µm 的相当短的波长 (λ) 范围内完成的。此外,由于需要足够的光限制,大多数纳米线激光器的直径(d)已经比较大(d > λ/n,n 是折射率)。然而,最近,我们看到了纳米线研究的新趋势,即用于光子应用的更长波长和更细的纳米线。本文回顾了这些方向的最新研究活动,这表明有可能制造在电信波长甚至中红外区域工作的优秀纳米线激光器,并且极细的亚波长纳米线可用于制造宽范围波长的纳米光子器件。我们相信这些研究趋势将对功能节能器件在未来光子集成电路中的应用产生影响。
更新日期:2020-09-16
中文翻译:
面向宽波长范围和亚波长限制的纳米线光子学[邀请]
半导体纳米线在光子应用中备受关注,尤其是激光,因为它们可用于多种材料和成分,尺寸异常小,功能丰富。到目前为止,大多数纳米线激光器研究都是在小于 1 µm 的相当短的波长 (λ) 范围内完成的。此外,由于需要足够的光限制,大多数纳米线激光器的直径(d)已经比较大(d > λ/n,n 是折射率)。然而,最近,我们看到了纳米线研究的新趋势,即用于光子应用的更长波长和更细的纳米线。本文回顾了这些方向的最新研究活动,这表明有可能制造在电信波长甚至中红外区域工作的优秀纳米线激光器,并且极细的亚波长纳米线可用于制造宽范围波长的纳米光子器件。我们相信这些研究趋势将对功能节能器件在未来光子集成电路中的应用产生影响。