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Quantum dots with gradually stepping emission from violet to deep red
Quantum dots with gradually stepping emission from violet to deep red
Cadmium sulfide quantum dots on cells
Cadmium sulfide quantum dots on cells
Atomic resolution scanning transmission electron microscopy image of an indium gallium arsenide (InGaAs) quantum dot buried in gallium arsenide (GaAs)
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
A device that produces visible light, through energy transfer from thin layers of quantum wells to crystals above the layers
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An ingot of monocrystalline silicon
An ingot of monocrystalline silicon
Silicon crystals are the most common semiconducting materials used in microelectronics and photovoltaics.
Silicon crystals are the most common semiconducting materials used in microelectronics and photovoltaics.
Karl Ferdinand Braun developed the crystal detector, the first semiconductor device, in 1874.
Karl Ferdinand Braun developed the crystal detector, the first semiconductor device, in 1874.
John Bardeen, William Shockley and Walter Brattain developed the bipolar point-contact transistor in 1947.
John Bardeen, William Shockley and Walter Brattain developed the bipolar point-contact transistor in 1947.