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

Since its discovery, quantum entanglement has challenged some of the best established
views of the world: locality and reality. Quantum technologies promise to revolutionize …

Single photons with helical phase structures may carry a quantized amount of orbital
angular momentum (OAM), and their entanglement is important for quantum information …

Photons with a twisted phase front carry a quantized amount of orbital angular momentum
(OAM) and have become important in various fields of optics, such as quantum and classical …

Large-scale integrated quantum photonic technologies, will require on-chip integration of
identical photon sources with reconfigurable waveguide circuits. Relatively complex …

The energy costs associated with separating tightly bound excitons (photoinduced electron-
hole pairs) and extracting free charges from highly disordered low-mobility networks …

We report an integrated photon pair source based on a CMOS-compatible microring
resonator that generates multiple, simultaneous, and independent photon pairs at different …

Entangled photon pairs are a critical resource in quantum communication protocols ranging
from quantum key distribution to teleportation. The current workhorse technique for …

Quantum frequency combs from chip-scale integrated sources are promising candidates for
scalable and robust quantum information processing (QIP). However, to use these quantum …

Nonlinear wavelength conversion is essential for many classical and quantum pho-tonic
applications. The underlying second-order nonlinear optical processes, however, generally …