High-dimensional frequency-bin entangled photons in an optical microresonator on a chip
arXiv:1707.02276 · doi:10.1364/OE.26.001825
Abstract
Quantum frequency combs from chip-scale integrated sources are promising candidates for scalable and robust quantum information processing (QIP). However, to use these quantum combs for frequency domain QIP, demonstration of entanglement in the frequency basis, showing that the entangled photons are in a coherent superposition of multiple frequency bins, is required. We present a verification of qubit and qutrit frequency-bin entanglement using an on-chip quantum frequency comb with 40 mode pairs, through a two-photon interference measurement that is based on electro-optic phase modulation. Our demonstrations provide an important contribution in establishing integrated optical microresonators as a source for high-dimensional frequency-bin encoded quantum computing, as well as dense quantum key distribution.
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Cited by in corpus (16)
- Integrated micro-comb sources for quantum optical applications
- High-dimensional quantum communication: benefits, progress, and future challenges
- Applications of integrated optical microcombs
- Fully Arbitrary Control of Frequency-Bin Qubits
- Three-Photon Discrete-Energy-Entangled W State in Optical Fiber
- Optical frequency combs in quadratically nonlinear resonators
- Quantum frequency combs and Hong-Ou-Mandel interferometry: the role of spectral phase coherence
- Parameter estimation of time and frequency shifts with generalized HOM interferometry
- Frequency correlated photon generation at telecom band using silicon nitride ring cavities
- Information processing at the speed of light
- High-dimensional Frequency-Encoded Quantum Information Processing with Passive Photonics and Time-Resolving Detection
- Characterization of Quantum Frequency Processors
- Construction of a qudit using Schrodinger cat states and generation of hybrid entanglement between a discrete-variable qudit and a continuous-variable qudit
- Generation of photon pairs by spontaneous four-wave mixing in linearly uncoupled resonators
- Spatial-spectral mapping to prepare the frequency entangled qudits
- Experimental optimal verification of three-dimensional entanglement on a silicon chip