Quantum dots in semiconductors such as silicon or gallium arsenide have long been considered hot candidates for hosting quantum bits in future quantum processors. Scientists have now shown that ...

Researchers found evidence that bilayer graphene quantum dots may host a promising new type of quantum bit based on so-called valley states. In quantum computing, the question as to what physical ...

Graphene has a wide range of applications, but due to its zero-band gap property, low dispersibility in water and low spectral absorption, it cannot be used in many areas, including optoelectronics, ...

Researchers have now developed an innovative approach to multispectral photodetection by alternating layers of graphene and colloidal quantum dots. This novel architecture, detailed in Advanced ...

Trapped electrons traveling in circular loops at extreme speeds inside graphene quantum dots are highly sensitive to external magnetic fields and could be used as novel magnetic field sensors with ...

Graphene quantum dots (GQDs) are a part of the carbon quantum dots family. 1 These zero-dimensional carbon nanomaterials possess many superior properties, such as low biological toxicity, nanoscale ...

Researchers demonstrate orbital hybridization in graphene-based quantum dots, revealing how anisotropic confinement influences electronic states at the atomic scale. Quantum dots, often described as ...

Quantum dots in semiconductors such as silicon or gallium arsenide have long been considered hot candidates for hosting quantum bits in future quantum processors. Scientists at Forschungszentrum ...