Quantum optics and waveguide quantum electrodynamics represent rapidly evolving frontiers at the intersection of photonics and quantum science. These disciplines explore the fundamental interactions ...

Scientists in the Riccio College of Engineering at the University of Massachusetts Amherst and the University of California ...

Light-based quantum technologies, such as quantum communication and photonic quantum computing, require reliable sources of individual photons and, ideally, pairs of entangled photons. Semiconductor ...

The integration of semiconductor lasers into photonic integrated circuits (PICs) is essential for scalable, energy-efficient optical systems, yet reflections from on-chip components inevitably ...

A new microchip-sized device could dramatically accelerate the future of quantum computing. It controls laser frequencies with extreme precision while using far less power than today’s bulky systems.

Quantum communication has long promised unbreakable encryption, but the hardware has struggled to escape the lab. A new generation of laser-written glass chips is changing that equation, carving three ...

Researchers recently connected their campuses with an experimental quantum communications network using two optical fibers. Researchers at the University of Rochester and Rochester Institute of ...

In the context of traditional encryption technologies facing the threat of quantum computing, quantum communication has attracted significant attention due to its unique advantages in information ...

As quantum computers continue to advance, many of today’s encryption systems face the risk of becoming obsolete. A powerful alternative—quantum cryptography—offers security based on the laws of ...

A paper recently published in the journal Nature Reviews Physics reviewed emerging applications of thin-film lithium niobate (TFLN) electro-optics. Electro-optics bridges electronics and photonics, ...