Quantum photonics in triangular-cross-section nanodevices in silicon carbide
Quantum photonics in triangular-cross-section nanodevices in silicon carbide
复制标题
碳化硅三角形截面纳米器件中的量子光子学
DOI:
10.1088/2515-7647/abfdca
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发表时间:
2021
期刊:
影响因子:
--
通讯作者:
Radulaski, Marina
中科院分区:
文献类型:
--
作者:
Majety, Sridhar;Norman, Victoria A;Li, Liang;Bell, Miranda;Saha, Pranta;Radulaski, Marina
Silicon carbide is evolving as a prominent solid-state platform for the realization of quantum information processing hardware. Angle-etched nanodevices are emerging as a solution to photonic integration in bulk substrates where color centers are best defined. We model triangular cross-section waveguides and photonic crystal cavities using Finite-Difference Time-Domain and Finite-Difference Eigensolver approaches. We analyze optimal color center positioning within the modes of these devices and provide estimates on achievable Purcell enhancement in nanocavities with applications in quantum communications. Using open quantum system modeling, we explore emitter-cavity interactions of multiple non-identical color centers coupled to both a single cavity and a photonic crystal molecule in SiC. We observe polariton and subradiant state formation in the cavity-protected regime of cavity quantum electrodynamics applicable in quantum simulation.
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