A new approach to developing semiconductor materials at tiny scales could help boost applications that rely on converting light to energy. A Los Alamos-led research team incorporated magnetic dopants ...

Quantum dots are microscopic semiconductor crystals developed in the lab that share many properties with atoms, including the ability to absorb or emit light, a technology that Los Alamos researchers ...

Researchers have made a breakthrough in quantum dot technology, significantly raising this technology's ability to convert light into energy or chemical products. “Our work demonstrates how purely ...

Multiple exciton generation (MEG) in quantum dot (QD) photovoltaics offers a route to surpass the Shockley–Queisser limit by converting the excess energy of a single high-energy photon into more than ...

To generate a current, a negative voltage is initially applied to two gate electrodes, creating quantum dots in a silicon wire (Figure 2). Then, by applying a positive voltage to one of the gate ...