Quantum dot
Videos
Quantum dots or semiconductor nanocrystals are semiconductor particles a few nanometres in size with optical and electronic properties that differ from those of larger particles via quantum mechanical
Quantum dots with gradually stepping emission from violet to deep red
Atomic resolution scanning transmission electron microscopy image of an indium gallium arsenide (InGaAs) quantum dot buried in gallium arsenide (GaAs)
A device that produces visible light, through energy transfer from thin layers of quantum wells to crystals above the layers
Spin-cast quantum dot solar cell built by the Sargent Group at the University of Toronto. The metal disks on the front surface are the electrical connections to the layers below.
Perovskite solar cell
Videos
A perovskite solar cell is a type of solar cell that includes a perovskite-structured compound, most commonly a hybrid organic–inorganic lead or tin halide-based material as the light-harvesting activ
A perovskite solar cell
Improvement in the power conversion efficiency of Inorganic Perovskites over the past decade of development, basic structure.
One-step solution deposition vs two-step solution deposition