Wafer-Scale-Compatible Substrate Undercut for Ultra-Efficient SOI Thermal Phase Shifters
Wafer-Scale-Compatible Substrate Undercut for Ultra-Efficient SOI Thermal Phase Shifters
复制标题
用于超高效 SOI 热移相器的晶圆级兼容基板底切
DOI:
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发表时间:
2022
期刊:
影响因子:
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通讯作者:
S. Preble
中科院分区:
文献类型:
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作者:
Matthew van Niekerk;Venkatesh Deenadalayan;A. Rizzo;G. Leake;D. Coleman;C. Tison;M. Fanto;K. Bergman;S. Preble
We present a thermally isolated phase shifter through undercutting the silicon waveguide and resistive heaters, yielding a low-power (Pπ= 1.2 mW) and low-crosstalk tunable Mach-Zehnder interferometer.