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Browsing by Author "Teng-Ming"

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    Green-emitting phosphors and process for producing the same
    (2010-07-20)
    Chen
    ;
    Teng-Ming
    ;
    Chiu
    ;
    Yi-Chen
    This invention relates to a green phosphor and a process for producing the same, wherein the phosphor is represented by a chemical formula: M(Tb1-xLax)4Si3O13, where M includes at least one of Ca and Sr, and 0
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    Highly saturated red-emitting Mn(IV) activated phosphors and method of fabricating the same
    (2010-12-07)
    Chen
    ;
    Teng-Ming
    ;
    Luo
    ;
    Juih-Tzer
    The present invention provides a light emitting device comprising a semiconductor light source emitting radiation at about 250˜500 nm; and a phosphor composition radiationally coupled to the semiconductor light source, wherein the phosphor composition is selected from the group consisting of Mg14(Ge(5-a)Mna)O24, Sr(Ge(4-b)Mnb)O9, Mg2(Ti(1-c)Mnc)O4, Zn2(Ti(1-d)Mnd)O4, SrMg(Al(10-e)Mne)O17, and Y3(Ga(5-f)Mnf)O12.
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    White-emitting phosphors and lighting apparatus using the same
    (2010-10-05)
    Chen
    ;
    Teng-Ming
    ;
    Chang
    ;
    Chun-Kuei
    A phosphor has a general formula of (M1-m-nCemEun)3Al2O5X2, wherein M is at least one selected from the group consisting of Ca, Sr and Ba; and X is at least one selected from the group consisting of Cl and Br, while 0