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zinc aluminate

См. также в других словарях:

  • Strontium aluminate — (SRA, SrAl, StrontiumAluminum2Oxygen4) is a solid odorless nonflammable pale yellow powder, heavier than water. It is chemically and biologically inert. When activated with a suitable dopant (eg. europium, then it is labeled SrAl2O4:Eu), it acts… …   Wikipedia

  • Dictionary of chemical formulas — This is a list of chemical compounds with chemical formulas and CAS numbers, indexed by formula. This complements alternative listings to be found at list of inorganic compounds, list of organic compounds and inorganic compounds by element. Table …   Wikipedia

  • Influence of host crystal on the lifetime and emission colour of the excited phosphors — ▪ Table Influence of host crystal on the lifetime and emission colour of the excited phosphors host crystal activator time (second) emission colour tetragonal zinc fluoride manganese(II) 0.1 orange rhombic cadmium sulfate manganese(II) 0.05… …   Universalium

  • gahnite — /gah nuyt/, n. a dark green to black mineral of the spinel group, zinc aluminate, ZnAl2O4. [1800 10; named after J. G. Gahn (1745 1818), Swedish chemist; see ITE1] * * *       the mineral zinc aluminum oxide, a member of the spinel (q.v.) series …   Universalium

  • gahnite — /ˈganaɪt/ (say gahnuyt) noun a dark green to black mineral of the spinel group, zinc aluminate, ZnAl2O4; zinc spinel. {named after JG Gahn, 1745–1818, Swedish chemist. See ite1} …  

  • Phosphor — A phosphor is a substance that exhibits the phenomenon of phosphorescence (sustained glowing after exposure to energized particles such as electrons).Phosphors are transition metal compounds or rare earth compounds of various types. The most… …   Wikipedia

  • aluminum processing — Introduction       preparation of the ore for use in various products.       Aluminum, or aluminium (Al), is a silvery white metal with a melting point of 660° C (1,220° F) and a density of 2.7 grams per cubic centimetre. The most abundant… …   Universalium

  • Phosphorescence — As these transitions occur less often in certain materials, absorbed radiation may be re emitted at a lower intensity for up to several hours.The study of phosphorescent materials led to the discovery of radioactivity in 1896. Explanations of the …   Wikipedia

  • Lume — is a short term for the luminous phosphorescent glowing solution applied on watch dials. There are some people who relume watches, or replace faded lume. Formerly lume consisted mostly of tritium; however, tritium is radioactive and has been… …   Wikipedia

  • ALUMINIUM — Bien qu’il ne soit passé dans le domaine industriel qu’à la fin du XIXe siècle, après la découverte par Paul Louis Toussaint Héroult et Charles Martin Hall du procédé de fabrication par électrolyse, l’aluminium est devenu le premier des métaux… …   Encyclopédie Universelle

  • Liste des numéros ONU — Cette liste répertorie les numéros ONU utilisés dans le transport de matières dangereuses. Sommaire 1 De 0 à 100 2 De 100 à 200 3 De 200 à 300 4 De 300 à 400 …   Wikipédia en Français

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