摘要:
The invention relates to an improved red light emitting material of the formula M1−yA1+xSi4−xN7−x−2yOx+2y: RE whereby M is selected out of the group comprising Ba, Sr, Ca, Mg or mixtures thereof, A is selected out of the group comprising Al, Ga, B or mixtures thereof, RE is selected out of the group comprising rare earth metals, Y, La, Sc or mixtures thereof and x is ≧0 and ≦1 and y is ≧0 and ≦0.2. This material is believed to crystallize in a novel structure type that comprises two individual lattice sites for rare 10 earth metal incorporation, which leads to an improved lighting behaviour.
摘要:
An illumination system, comprising a radiation source and a luminescent material comprising at least one phosphor capable of absorbing a part of light emitted by the radiation source and emitting light of wavelength different from that of the absorbed light; wherein said at least one phosphor is a yellow red-emitting cerium(III)-activated alkaline earth oxonitridoaluminosilicate of general formula Ca1−x−yAxAl1+a−bBbSi1−aN3−aOa:Cey, wherein A selected from the group comprising beryllium, magnesium, strontium, barium, zinc, manganese, lithium, sodium, potassium, rubidium, praseodymium, samarium, europium, and B selected from the group comprising boron, gallium, scandium and wherein 0
摘要:
An illumination system comprising a radiation source and a luminescent material comprising at least one phosphor capable of absorbing a part of the light emitted by the radiation source and emitting light of a wavelength different from that of the absorbed light, wherein said at least one phosphor is an amber to red-emitting cerium(III)-activated oxonitrido aluminate silicate of the general formula RE3-xAl2Al3-y—SiyO12-yNy:Cex, wherein RE is a rare earth metal, selected from the group of yttrium, gadolinium, lutetium, terbium, scandium and lanthanum, and 0.002≦x≦0.2 and 0
摘要翻译:一种照明系统,包括辐射源和发光材料,所述发光材料包括至少一种能够吸收由所述辐射源发出的光的一部分并发射与所吸收的光不同的波长的光的至少一种荧光体,其中所述至少一种荧光体是 红色发光的通式为III 3-x Al 2 Al 3-y Al 2 O 3的三(III) - 活化的氧化三铁酸铝酸盐硅酸盐的琥珀色, 其中RE为稀土金属,选择性为0〜 来自钇,钆,镥,铽,钪和镧的组,以及0.002 <= x <= 0.2和0
摘要:
The invention concerns an illumination system for generation of colored, especially amber or red light, comprising a radiation source and a fluorescent material comprising at least one phosphor capable of absorbing a part of light emitted by the radiation source and emitting light of wavelength different from that of the absorbed light; wherein said at least one phosphor is a amber to red emitting a rare earth metal-activated oxonitridoalumosilicate of general formula (Ca1−x−y−zSrxBayMgz)1−n(Al1−a+bBa)Si1−bN3−bOb:REn, wherein 0≦x≦1, 0≦y≦1, 0≦z≦1, 0≦a≦1, 0
摘要翻译:本发明涉及一种用于产生着色的,特别是琥珀色或红色光的照明系统,其包括辐射源和荧光材料,该荧光材料包括至少一种能够吸收由该辐射源发射的光的一部分的荧光体,并发射与该辐射源不同的波长 的吸收光; 其中所述至少一种荧光体是琥珀色,以红色发射通式(Ca 1-xy z Sr Sr x y y y y y y)的稀土金属 - 活化的氧杂氮杂硅氮硅酸盐, 1-n(Al 1-a + b B a a)a Si(n) 其中0≤x≤1,0≤n≤0.2,其中0≤x≤1,0< y <= 1,0 <= z <= 1,0,0 <= a <= 1,0,0
摘要:
An illumination system, comprising a radiation source and a luminescent material comprising at least one phosphor capable of absorbing a part of light emitted by the radiation source and emitting light of wavelength different from that of the absorbed light; wherein said at least one phosphor is a yellow red-emitting cerium(III)-activated alkaline earth oxonitridoaluminosilicate of general formula Ca1−x−yAxAl1+a−bBbSi1−aN3−aOa:Cey, wherein A selected from the group comprising beryllium, magnesium, strontium, barium, zinc, manganese, lithium, sodium, potassium, rubidium, praseodymium, samarium, europium, and B selected from the group comprising boron, gallium, scandium and wherein 0
摘要:
In order to improve the color rendition of solid-state illumination devices, an illumination system comprising a radiation source capable of emitting primary radiation and a luminescent material comprising a blend of a first phosphor capable of converting the primary radiation into a broad-band emission in the yellow range of the electromagnetic spectrum and a second phosphor capable of converting the primary radiation into a multiple narrow-band emission in the red and green range of the electromagnetic spectrum is provided.
摘要:
A device for generating ultraviolet radiation by an excimer discharge includes at least partly UV-transparent discharge vessel whose discharge space is filled with a gas filling. The device further includes electrodes for triggering and maintaining an excimer discharge in the discharge space, and a luminescent material that contains a phosphor comprising a host lattice of general formula (Y1-x-y-z,Lux,Scy,Az)PO4 wherein 0≦x
摘要翻译:用于通过准分子放电产生紫外线辐射的装置包括至少部分UV透明的放电容器,其放电空间填充有气体填充物。 该装置还包括用于触发和保持放电空间中的准分子放电的电极和含有包含通式(Y1-xyz,Lux,Scy,Az)PO4的主晶格的磷光体的发光材料,其中0&nlE; x <1 和0
摘要:
An illumination system includes a radiation source capable of emitting primary radiation and a luminescent material. The luminescent material includes a blend of a first phosphor capable of converting the primary radiation into a broad-band emission in the yellow range of the electromagnetic spectrum, and a second phosphor capable of converting the primary radiation into a multiple narrow-band emission in the red and green range of the electromagnetic spectrum.
摘要:
A device for generating ultraviolet radiation by means of an excimer discharge, which device is equipped with an at least partly UV-transparent discharge vessel whose discharge space is filled with a gas filling, with means for triggering and maintaining an excimer discharge in the discharge space, and with a luminescent material that contains a phosphor comprising a host lattice of general formula (Y1-x-y-z,Lux,Scy,Az)PO4 wherein 0≦x 80%) and a strong absorption of 170 to 190 nm radiation. These phosphors emit UV-C radiation comprising a broadened band in the wavelength range between 225 and 275 nm.
摘要翻译:一种用于通过准分子放电产生紫外线辐射的装置,该装置装备有至少部分UV透明的放电容器,其放电空间填充有气体填充物,具有用于在放电空间中触发和保持准分子放电的装置 ,以及含有荧光体的发光材料,该荧光体包含通式(Ⅺ-Y1-xyz Lu Lu Lu Lu Lu Lu Sc Sc,,,,A A A A A A A 其中0 <= x <1且0 80%)和170至190nm辐射的强吸收。 这些磷光体发射包括在225和275nm之间的波长范围内的宽带的UV-C辐射。
摘要:
The invention relates to a light emitting device, in particular discharge lamps with inner or outer electrodes or electrodeless in which the emittance of red light is enhanced by using a monolithic ceramic luminescence converter.