Energy-time entangled photons are critical in many quantum optical phenomena and have
emerged as important elements in quantum information protocols. Entanglement in this …

Quantum key distribution (QKD) has established itself as a groundbreaking technology,
showcasing inherent security features that are fundamentally proven. Qubit-based QKD …

A simple, practical method based on electro‐optic gating is experimentally shown to improve
the temporal resolution of single‐photon detection by more than 16 times. Delay times …

The generation of ultrafast laser pulses and the reconstruction of their electric fields is
essential for many applications in modern optics. Quantum optical fields can also be …

The energy-time entangled biphoton source plays a great role in quantum communication,
quantum metrology, and quantum cryptography due to its strong temporal correlation and …

Encoding and processing quantum information in the time-of-arrival of photons offer
significant advantages for quantum information science and technology. These advantages …

An experimental study of the dispersion cancellation occurring in frequency-entangled
photon pairs is presented. The approach uses time-resolved up-conversion of the pairs …

Nonlocal dispersion compensation between broadband nondegenerate photon pairs
propagated over fiber corresponding to the ITU-T G. 652D telecommunications standard …

Propagation of broadband photon pairs over deployed telecommunication fibers is used to
achieve nonlocal dispersion compensation without the deliberate introduction of negative …

We propose an experiment, where the Bell inequality is violated in a many-body system of
massive particles. The source of correlated atoms is a spinor F= 1 Bose-Einstein condensate …