Over the past decade, researchers have become good at creating devices that emit single ...

Optical feedback from on-chip components fundamentally limits stable laser operation in photonic integrated circuits. In a ...

An international team of physicists has uncovered a subtle but important twist in how “memory” works in quantum systems.

A new room-temperature quantum device developed at Stanford uses twisted light and advanced materials to link photons and ...

Quantum dots and quantum wells represent pivotal nanostructures in semiconductor physics, harnessing quantum confinement to yield discrete energy levels and tailored optical properties. Quantum dots, ...

An international group of researchers have investigated the role of memory in quantum systems and dynamics. Their findings ...

The collaboration of TU Wien with research groups in China has resulted in a crucial building block for a new kind of quantum computer: The realization of a novel type of quantum logic gate makes it ...

For decades, researchers have used that green fluorescent protein and similar molecules to light up the field of biology, tracking what’s happening inside cells. Now these ubiquitous tools are getting ...

The new method, which uses quantum dots, performs as well as or better than current infrared light sources while being much ...

A research team has developed a technology to precisely control the concentration of anion defects in eco-friendly quantum dots through joint research. Through this technology, the research team ...

However, the quantum states they rely on are prone to decohering – that is, losing their quantum information due to local noise. One possible way around this is to use quantum bits (qubits) ...

Using quantum states for processing information has the potential to swiftly address complex problems that are beyond the reach of classical computers. Over the past decades, tremendous progress has ...