论文标题

可激发双状态量子点激光神经元的难治时间

Refractory times for excitable dual state quantum dot laser neurons

论文作者

Dillane, Michael, Viktorov, Evgeny A., Kelleher, Bryan

论文摘要

令人兴奋的光子系统显示出对超快模拟计算的希望,比生物神经元快几个数量级。光学注射的量子点激光器显示出几种可激发的机制,最近将双状态量子激光器作为true All All或None可激发的人工神经元出现。为了在应用中使用,必须进行确定性触发,并且以前在文献中已经证明了这一点。在这项工作中,我们分析了此双重状态系统至关重要的\ emph {耐磨时间},该系统定义了任何令人兴奋的脉冲序列中不同脉冲之间的最小可能时间。在需要超快的超时时间达到1〜ns的阶段,建议在需要超快模拟计算的情况下使用潜在用途。

Excitable photonic systems show promise for ultrafast analog computation, several orders of magnitude faster than biological neurons. Optically injected quantum dot lasers display several excitable mechanisms with dual state quantum lasers recently emerging as true all or none excitable artificial neurons. For use in applications, deterministic triggering is necessary and this has previously been demonstrated in the literature. In this work we analyse the crucially important \emph{refractory time} for this dual state system, which defines the minimum possible time between distinct pulses in any excitable pulse train. Ultrashort times on the order of 1~ns are obtained suggesting potential use where ultrafast analog computing is desired.

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