Discrete frequency modes, or bins, present a blend of opportunities and challenges for
photonic quantum information processing. Frequency-bin-encoded photons are readily …

Fiber-optical networks are well established to accommodate global data traffic via coherent
information transmission. The next generation of telecommunications will require the …

We report the experimental generation of all four frequency-bin Bell states in a single
versatile setup via successive pum** of spontaneous parametric down-conversion with …

Frequency-bin qubits possess unique synergies with wavelength-multiplexed lightwave
communications, suggesting valuable opportunities for quantum networking with the existing …

We demonstrate nonlocal modulation of entangled photons with truly distributed radio
frequency (RF) clocks. Leveraging a custom radio-over-fiber (RFoF) system characterized …

Frequency-encoded quantum information offers intriguing opportunities for quantum
communications and networking, with the quantum frequency processor paradigm—based …

Entangled-state preparation and preservation are the cornerstones of any quantum
information platform. However, the strongest adversaries in quantum information science are …

Entanglement is a unique feature of quantum mechanics. In coupled systems of light and
matter, entanglement manifests itself in the linear superposition of multipartite quantum …

Frequency-bin encoding furnishes a compelling pathway for quantum information
processing systems compatible with established lightwave infrastructures based on fiber …

In this article we review recent and ongoing research in quantum communications and
networking within the Quantum Information Science Section at Oak Ridge National …