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 ...

In late March, InVisage Technologies, a three-and-a-half-year-old Silicon Valley startup, announced it had developed a new material it says will significantly increase the light-gathering efficiency ...

A research team in China has built a quantum dot device that produces photon pairs with record-setting purity, achieving a two-photon fraction of 0.983(1). The work, published in Nature Materials, ...

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 ...

To see new quantum technology at work, you won't need to visit a high-tech lab. A Costco will do. Walk down the television ...

ISO/TS 17466 (Use of UV/Vis absorption spectroscopy in the evaluation of cadmium chalcogenide colloidal quantum dots, 2015) defines a direct relationship between the first excitonic absorption peak ...

Quantum Dots have been incorporated as active elements in a wide variety of devices and applications such as QD-based displays. To make it more easily obtainable and purchasable for researchers, Alfa ...

Quantum dots are nanoscale semiconductor crystals, typically ranging from 2 to 10 nanometers in diameter. At this scale, the materials exhibit unique optical and electronic properties due to the ...

With OLED-equipped TVs, monitors, and other gadgets slowly becoming more readily available at lower prices, attention is turning to what the next landmark consumer display tech will be. Quantum dots ...