Control of quality factor in laterally coupled vertical cavities
Author(s) -
Chen Si,
Francis Henry,
Ho ChihHua,
Wang YunRan,
Che KaiJun,
Hopkinson Mark,
Jin ChaoYuan
Publication year - 2020
Publication title -
iet optoelectronics
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.379
H-Index - 42
eISSN - 1751-8776
pISSN - 1751-8768
DOI - 10.1049/iet-opt.2019.0064
Subject(s) - quality (philosophy) , factor (programming language) , control (management) , materials science , computer science , physics , artificial intelligence , quantum mechanics , programming language
In this work, the authors demonstrate the control of quality factor ( Q ‐factor) is laterally coupled vertical cavities. A 3 μm‐side‐length square cavity directly connected to a 1.5 μm‐width, 10 μm‐length Fabry–Perot (FP) cavity has been fabricated and measured. Dynamic tuning of the Q ‐factor has been successfully observed by bringing the square cavity and FP cavity into resonance. The vertical‐cavity‐based Q ‐factor control scheme provides a new choice for the modulation of light and holds potentials for applications associated with optical information processing.
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