Graphene 2 Van der Waal 2 Van der Waals forces 2 Van der waal heterostructure van der Waals heterostructures 2 Boron nitride 1 Charge control 1 Charge current 1 Charge transfer 1 Color centers 1 Colour centers 1 Electric fields 1 Electrical charges 1 Elementary particle sources 1 Equations of motion 1 Hexagonal boron nitride 1 High brightness 1 III-V semiconductors 1 Niobium compounds 1 Nitrides 1 Nonlocal 1 Particle beams 1 Photons 1 Quantum emitters 1 Quantum optics 1 Selenium compounds 1 Single-photon source 1 Spectral line width 1 Spin currents 1 Spin orbits 1