首页> 外文会议>Silicon Photonics II; Proceedings of SPIE-The International Society for Optical Engineering; vol.6477 >Ge electroabsorption modulators and SiGe technology for optical interconnects
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Ge electroabsorption modulators and SiGe technology for optical interconnects

机译:用于电互连的Ge电吸收调制器和SiGe技术

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Ge/SiGe quantum well electroabsorption modulators grown on silicon through relaxed SiGe buffers had shown strong quantum-confined Stark effect (QCSE), even though Ge is an in-direct band gap semiconductor. The absorption characteristic near the direct band gap edge can be tuned by applying an electric field. QCSE is the most efficient optical modulation mechanism through direct light absorption and promising for reducing the device size and power consumption. The device fabrication here is based on Ge-rich SiGe technology, which is also commonly used for various silicon photonics applications. Here we will discuss Ge QCSE electroabsorption modulators as well as the consideration of SiGe process integration for optical interconnects.
机译:尽管Ge是一种间接带隙半导体,但通过松弛的SiGe缓冲剂在硅上生长的Ge / SiGe量子阱电吸收调制器显示出强大的量子限制斯塔克效应(QCSE)。可以通过施加电场来调节直接带隙边缘附近的吸收特性。 QCSE是通过直接光吸收而最有效的光学调制机制,有望减少设备尺寸和功耗。这里的器件制造基于富含锗的SiGe技术,该技术也普遍用于各种硅光子学应用。在这里,我们将讨论Ge QCSE电吸收调制器,以及对用于光学互连的SiGe工艺集成的考虑。

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