Many colors from a single dot Date: February 19, 2018 Source: Universiteit van Amsterdam (UVA) Summary: Physicists have shown how even a separate single nanoparticle can be used to emit different ...

Single-photon generation from a two-photon process To study the scheme outlined above and illustrated in Fig. 1a, initially we prepare the quantum dot in the biexciton state with no photons in the ...

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Single-dot island: the superconductor–quantum-dot–superconductor turnstile. (Courtesy: David van Zanen/CNRS) A metallic quantum dot sandwiched between two superconductors – which functions as an ...