Ruiyang Chen

ORCID: 0000-0001-7746-0847
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About
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Research Areas
  • Photonic and Optical Devices
  • Advanced Fiber Laser Technologies
  • Photonic Crystals and Applications
  • Phase-change materials and chalcogenides
  • Semiconductor Lasers and Optical Devices
  • Optical Network Technologies
  • Neural Networks and Reservoir Computing
  • Liquid Crystal Research Advancements
  • Advanced Photonic Communication Systems
  • Molecular Junctions and Nanostructures
  • Advanced Memory and Neural Computing

University of Utah
2024

Quantum (Australia)
2024

Southern University of Science and Technology
2024

Beijing Academy of Quantum Information Sciences
2024

Photon-pair sources are critical building blocks for photonic quantum systems. Leveraging Kerr nonlinearity and cavity-enhanced spontaneous four-wave mixing, chip-scale photon-pair can be created using microresonators built on integrated circuit. For practical applications, a high microresonator quality factor Q is mandatory to magnify sources' brightness reduce their linewidth. The former proportional Q^{4}, while the latter inversely Q. Here, we demonstrate an integrated,...

10.1103/physrevlett.133.083803 article EN Physical Review Letters 2024-08-22

The interaction of circularly polarized light with chiral matter and functional devices enables novel phenomena applications. Recently, wafer-scale solid-state single-enantiomer carbon nanotube (CNT) films have become feasible are emerging as a photonic material platform thanks to their quantum-confinement-induced optical properties facile scalable assembly. However, modeling, solver, device design tools for such materials non-existent. Here, we prepare (6,5) (11,-5) randomly oriented CNT...

10.48550/arxiv.2410.08586 preprint EN arXiv (Cornell University) 2024-10-11

All‐optical and fully reconfigurable transmissive diffractive optical neural network (DONN) architectures emerge as high‐throughput energy‐efficient machine learning (ML) hardware accelerators in broad applications. However, current device system implementations have limited performance. In this work, a novel architecture, digitized phase‐change material (PCM) heterostack, which consists of multiple nonvolatile PCM layers with different thicknesses, is demonstrated. Through the advantages...

10.1002/adpr.202400201 article EN cc-by Advanced Photonics Research 2024-12-15

Optical interferometers are extensively used in fundamental physics test, gravitational wave detection, quantum metrology, topological photonics, and information processing. Fiber-based compact, robust cheap, thus ubiquitously deployed. However, the optical phase fiber is sensitive to ambient perturbation, resulting compromised sensing precision. Therefore, control, shifting stabilization of essential. Methods create stable interference patterns lock a interferometer at arbitrary have been...

10.48550/arxiv.2407.16433 preprint EN arXiv (Cornell University) 2024-07-23
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