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Excited Triplet State

См. также в других словарях:

  • triplet state — the excited state resulting when an electron is activated by absorbing a photon, moves to an outer orbital of higher energy, with the electron spin parallel to that of the other unpaired electron; it is a long lived state that cannot decay to a… …   Medical dictionary

  • state — A condition, situation, or status. [L. status, condition, s.] absent s. SYN: dreamy s.. activated s. SYN: excited s.. anxiety tension s. a milder form of an anxiety disorder. See anxiety disorders, under disorder …   Medical dictionary

  • singlet state — the excited state occurring when one electron of a pair is excited to a higher energy level without changing its spin; it is unstable and can decay to either a ground state or a triplet state …   Medical dictionary

  • Doublet state — In quantum mechanics, a doublet is a quantum state of a system with a spin of 1/2, such that there are two allowed values of the spin component, −1/2 and +1/2. Quantum systems with two possible states are sometimes called two level systems.… …   Wikipedia

  • luminescence — luminescent, adj. /looh meuh nes euhns/, n. 1. the emission of light not caused by incandescence and occurring at a temperature below that of incandescent bodies. 2. the light produced by such an emission. [1885 90; < L lumin (see LUMEN) +… …   Universalium

  • spectroscopy — spectroscopist /spek tros keuh pist/, n. /spek tros keuh pee, spek treuh skoh pee/, n. the science that deals with the use of the spectroscope and with spectrum analysis. [1865 70; SPECTRO + SCOPY] * * * Branch of analysis devoted to identifying… …   Universalium

  • Photodynamic therapy — (PDT), matured as a feasible medical technology in the 1980s at several institutions throughout the world, is a third level Clarifyme|date=September 2008 treatment for cancer involving three key components: a photosensitizer, light, and tissue… …   Wikipedia

  • Difluorocarbene — is the chemical compound with formula CF2. It has a short half life, 0.5 and 20 msec, in solution and in the gas phase, respectively.[1] Although highly reactive, difluorocarbene is an intermediate in the production of tetrafluoroethylene, which… …   Wikipedia

  • Gilbert N. Lewis — Infobox Scientist name = Gilbert N. Lewis box width = image size =250px caption =Lewis in the Berkeley Lab birth date = October 23, 1875 birth place = death date = March 23, 1946 death place = Berkeley residence = citizenship = nationality =… …   Wikipedia

  • Dihydroxymethylidene — IUPAC name …   Wikipedia

  • ETS — Educational Testing Service (Business » Firms) *** Environmental Tobacco Smoke (Governmental » US Government) *** Environmental Tobacco Smoke (Medical » Oncology) * Educational Testing Services (Academic & Science » Universities) * European… …   Abbreviations dictionary

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