4 papers
Millisecond optical coherence and strong collective coupling in an integrated telecom rare-earth photonic platform
Kah Jen Wo, Pavel A. Dmitriev, Karthik Dasigi +2
Long-range quantum network nodes require the combination of strong light-matter coupling, long coherence times and in situ spectral control at telecom wavelengths. The coherence of…
Inhomogeneous Light-Matter Coupling as a Resource for Noiseless Quantum Memories
Fumiya Hanamura, Sicheng Bao, Jie Lerk Yoo +3
Inhomogeneous ensembles of two-level systems are central to both fundamental light-matter physics and quantum-network applications. Understanding and optimizing ensemble-based quan…
Quantum-Limited Optical Vector Analysis
Karthik Dasigi, Pavel A. Dmitriev, Kah Jen Wo +3
Optical Vector Analysers (OVA) are critical for emerging technologies such as integrated photonics and optical positioning. Achieving a sensitivity near the Standard Quantum Limit…
Stability of macroscopic spin ensembles against inhomogeneous dephasing
Wai-Keong Mok, Leong-Chuan Kwek, Steven Touzard
Spin ensembles play a pivotal role in various quantum applications such as metrology and simulating many-body physics. Recent research has proposed utilizing spin cat states to enc…