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exciton band

См. также в других словарях:

  • Exciton — This page is about the quasiparticle. Exciton is also the title of a single by IDM composer Squarepusher. An exciton is a bound state of an electron and an imaginary particle called an electron hole in an insulator or semiconductor, and such is a …   Wikipedia

  • exciton — /ik suy ton, ek si ton /, n. Physics. a localized, mobile excited state of a crystal, consisting of an electron and a hole bound together. [1935 40; EXCIT(ED) or EXCIT(ATION) + ON1] * * * ▪ physics       the combination of an electron and a… …   Universalium

  • Direct and indirect band gaps — In semiconductor physics, the band gap of a semiconductor is always one of two types, a direct band gap or an indirect band gap. The band gap is called direct if the momentum of electrons and holes is the same in both the conduction band and the… …   Wikipedia

  • Scintillator — Scintillation crystal surrounded by various scintillation detector assemblies …   Wikipedia

  • Uran(VI)-fluorid — Strukturformel Kristallsystem orthorhombisch Raumgr …   Deutsch Wikipedia

  • Quantum dot — Part of a series of articles on Nanomaterials Fullerenes …   Wikipedia

  • crystal — crystallike, adj. /kris tl/, n., adj., v., crystaled, crystaling or (esp. Brit.) crystalled, crystalling. n. 1. a clear, transparent mineral or glass resembling ice. 2. the transparent form of crystallized quartz. 3. Chem., Mineral. a solid body… …   Universalium

  • Crystal — /kris tl/, n. 1. a city in SE Minnesota, near Minneapolis. 25,543. 2. a female given name. * * * I Any solid material whose atoms are arranged in a definite pattern and whose surface regularity reflects its internal symmetry. Each of a crystal s… …   Universalium

  • Organic solar cell — An organic photovoltaic cell (OPVC) is a photovoltaic cell that uses organic electronics a branch of electronics that deals with conductive organic polymers or small organic molecules[1] for light absorption and charge transport. The plastic… …   Wikipedia

  • Polaron — A polaron is a quasiparticle composed of a charge and its accompanying polarization field. A slow moving electron in a dielectric crystal, interacting with lattice ions through long range forces will permanently be surrounded by a region of… …   Wikipedia

  • Optical properties of carbon nanotubes — Contents 1 Terminology 2 Electronic structure of carbon nanotube 3 Van Hove singularities …   Wikipedia

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