微腔中双光子发射的光谱演化
量子物理
2026-08-05 v1
摘要
高 Q 值硅氮微腔是产生光子对的四波混频的通用源。我们研究该过程的谱相干性，跟踪从自发量子区域到光学参量振荡起点的转变。通过结合时间相关测量和相位敏感测量，我们连续监测发射线宽随其从腔寿命限制线宽向泵浦线宽尺度演化。这一表征对于优化集成源以实现可扩展量子网络至关重要。
引用
@article{arxiv.2608.04684,
title = {Spectral evolution of two-photon emission in microresonators},
author = {Francesca Famà and Stefano Dello Russo and Stefano Giaccari and Salvatore Virzì and Lorenzo Lucia and Cecilia Clivati and Chiara Gionco and Mario Siciliani de Cumis and Stefano Condio and Erik Cerrato and Gianluca Bertaina and Alice Meda and Marco Gramegna and Marco Genovese and Filippo Levi and Ivo Pietro Degiovanni and Davide Calonico},
journal= {arXiv preprint arXiv:2608.04684},
year = {2026}
}
备注
15 pages main text. The file contains also 10pages of supplementary material