Scientists successfully used 13,000 nuclear spins in a gallium arsenide (GaAs) quantum dot system to create a scalable ...

Single quantum dots, however, are immensely bright and easily ... elicit unexpected cytotoxicity owing to colloidal effects and photon-induced free-radical formation 11. Nevertheless, quantum ...

and the lack of data for larger quantum-dot sizes and lower photon energies. Nevertheless, the photoconductivity measurement remains an indirect one because it probes the effect of MEG in the ...

When excited by an external stimulus (such as a laser pulse), a quantum dot can emit a single photon as the electron-hole pair recombines. Quantum dots can be fabricated using various semiconductor ...

In an advance for quantum technologies, researchers at the Cavendish Laboratory, University of Cambridge, have created a ...

In a groundbreaking achievement for quantum technologies, researchers at the Cavendish Laboratory, University of Cambridge, have created a functional quantum register using the atoms inside a ...

Colloidal quantum dots are solution-based nanocrystals prized for their unique light-harvesting abilities. They can illuminate, create color, harness solar energy and function as semiconductors. These ...

Researchers in Taiwan have claimed to have created the smallest single-photon quantum computer in the world. At a press ...

Quantum dots are nanoscale objects with unique optical ... has been mostly due to their ability to operate as bright single-photon sources. However, effective quantum networks need more than ...

Colloidal quantum dots (QDs) constitute a platform to explore ... been observed using the material platform of QDs, such as single-photon emission, spin coherence, and exciton coherence.

PLQY measures the probability that an absorbed photon will result in the emission of a photon through luminescence. PLQY is a critical parameter for evaluating the performance of luminescent materials ...