optical emission

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• Optical Emission Spectrometer — Atomspektroskopie (auch Atomspektrometrie) ist ein Sammelbegriff für spektroskopische Verfahren, die zur quantitativen und qualitativen Bestimmung von Elementen eingesetzt werden. Die Atomspektroskopie ist ein Teilbereich der Analytischen Chemie …   Deutsch Wikipedia

• Emission spectroscopy — is a spectroscopic technique which examines the wavelengths of photons emitted by atoms or molecules during their transition from an excited state to a lower energy state. Each element emits a characteristic set of discrete wavelengths according… …   Wikipedia

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

• Emission spectrum — The emission spectrum of a chemical element or chemical compound is the spectrum of frequencies of electromagnetic radiation emitted by the element s atoms or the compound s molecules when they are returned to a lower energy state. Each element s …   Wikipedia

• Optical decay — is process of relaxation of excitation of an excited quantum system, usually due to the spontaneous emission of a photon or a phonon. Optical decay is dominant mechanism of quenching of excitation of active optical media. In solid state lasers… …   Wikipedia

• Emission theory — (also called emitter theory ) was a competing theory for the special theory of relativity, explaining the results of the Michelson Morley experiment. Emission theories obey the principle of relativity by having no preferred frame for light… …   Wikipedia

• Optical dating — is a method of determining how long ago minerals were last exposed to daylight. It is useful to geologists and archaeologists who want to know when such an event occurred. Alternate names sometimes used are optically stimulated luminescence… …   Wikipedia

• Optical brightener — Optical brighteners, optical brightening agents (OBAs), fluorescent brightening agents (FBAs) or fluorescent whitening agents (FWAs) are dyes that absorb light in the ultraviolet and violet region (usually 340 370 nm) of the electromagnetic… …   Wikipedia

• Optical coherence tomography — Intervention Optical Coherence Tomography (OCT) image of a sarcoma MeSH …   Wikipedia

• Optical sectioning — is the process by which a suitably designed microscope can produce clear images of a focal planes deep within a thick sample. This is used to reduce the need for thin sectioning using instruments such as the microtome. Many different techniques… …   Wikipedia

• optical-electronic device — noun (physics) An instrument used to locate weakly radiating sources by detecting their infrared emission • • • Main Entry: ↑optic …   Useful english dictionary