Quantum cascade laser — Quantum cascade lasers (QCLs) are semiconductor lasers that emit in the mid to far infrared portion of the electromagnetic spectrum and were first demonstrated by Jerome Faist, Federico Capasso, Deborah Sivco, Carlo Sirtori, Albert Hutchinson,… … Wikipedia
Quantum efficiency — (QE) is a quantity defined for a photosensitive device such as photographic film or a charge coupled device (CCD) as the percentage of photons hitting the photoreactive surface that will produce an electron–hole pair [… … Wikipedia
Quantum decoherence — Quantum mechanics Uncertainty principle … Wikipedia
Quantum mind — theories are based on the premise that quantum mechanics is necessary to fully understand the mind and brain, particularly concerning an explanation of consciousness. This approach is considered a minority opinion in science, although it does… … Wikipedia
Quantum GIS — (QGIS) Quantum GIS mit GRASS GIS Unterstützung … Deutsch Wikipedia
Quantum dot display — A quantum dot display is a type of display technology used in flat panel displays as an electronic visual display. Quantum dots (QD) or semiconductor nanocrystals are a form of light emitting technology and consist of nano scale crystals that can … Wikipedia
Quantum dot solar cell — 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. Quantum dot solar cells are an emerging field in solar cell… … Wikipedia
Quantum dot — Part of a series of articles on Nanomaterials Fullerenes … Wikipedia
Quantum well laser — Origin of the concept of quantum wells= In 1972, Charles H. Henry, a physicist and newly appointed Head of the Semiconductor Electronics Research Department at Bell Laboratories, had a keen interest in the subject of integrated optics, the… … Wikipedia
Quantum well — A quantum well is a potential well with only discrete energy values. One technology to create quantization is to confine particles, which were originally free to move in three dimensions, to two dimensions, forcing them to occupy a planar region … Wikipedia