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    • 35. 发明公开
    • Phosphor film composition
    • 荧光粉膜组成
    • EP0712035A2
    • 1996-05-15
    • EP95307453.1
    • 1995-10-19
    • HEWLETT-PACKARD COMPANY
    • Cutler, Gregory M.Weber, Andreas
    • G03C1/705G03C7/00G03C5/16C09K11/08
    • C09K11/0822C09K11/0811C09K11/0816G03C1/705G03C5/16Y10S430/145
    • A composition for use in constructing a photosensitive film (10) for recording an image. The composition comprises first, second, and third particles (12-14). Each particle type comprises a crystalline base material having a trap dopant and a color dopant deposited therein. Each color dopant has a different spectral sensitivity. In one embodiment, each of the trap dopants has a different activation energy for releasing electrons traps therein into the conduction band of the crystalline base material. In another embodiment, the base material is applied as a thin film and the dopant atoms (101-103) deposited therein in a pattern provide the equivalent of the three particle types (100-112).
    • 用于构造用于记录图像的光敏膜(10)的组合物。 该组合物包含第一,第二和第三颗粒(12-14)。 每种粒子类型包括具有沉积在其中的陷阱掺杂物和彩色掺杂物的晶体基底材料。 每种颜色掺杂剂具有不同的光谱灵敏度。 在一个实施例中,陷阱掺杂物中的每一个具有不同的激活能以将其中的电子陷阱释放到晶体基材的导带中。 在另一个实施例中,基底材料以薄膜的形式施加并且以图案形式沉积在其中的掺杂剂原子(101-103)提供三种粒子类型(100-112)的等效物。
    • 39. 发明申请
    • BLUE EMITTING SEMICONDUCTOR NANOCRYSTALS AND COMPOSITIONS AND DEVICES INCLUDING SAME
    • 蓝色发光半导体纳米晶体和组合物及其装置
    • WO2008063652A1
    • 2008-05-29
    • PCT/US2007/024305
    • 2007-11-21
    • QD VISION, INC.BREEN, CraigSTECKEL, Jonathan, S.RAMPRASAD, Dorai
    • BREEN, CraigSTECKEL, Jonathan, S.RAMPRASAD, Dorai
    • B32B1/00H01L33/00H01L21/00
    • C09K11/883B82Y20/00B82Y30/00C09K11/02C09K11/025C09K11/0811C09K11/565C09K11/574H01L33/06Y10S428/917Y10T428/2991Y10T428/2993
    • A semiconductor nanocrystal capable of emitting blue light upon excitation. Also disclosed are devices, populations of semiconductor nanocrystals, and compositions including a semiconductor nanocrystal capable of emitting blue light upon excitation. In one embodiment, a semiconductor nanocrystal capable of emitting blue light including a maximum peak emission at a wavelength not greater than about 470 nm with a photoluminescence quantum efficiency greater than about 65% upon excitation. In another embodiment, a semiconductor nanocrystal includes a core comprising a first semiconductor material comprising at least three chemical elements and a shell disposed over at least a portion of the core, the shell comprising a second semiconductor material, wherein the semiconductor nanocrystal is capable of emitting blue light with a photoluminescence quantum efficiency greater than about 65% upon excitation. In a further embodiment, a semiconductor nanocrystal includes a core comprising a first semiconductor material comprising at least three chemical elements and a shell disposed over at least a portion of the core, the shell comprising a second semiconductor material comprising at least three chemical elements, wherein the semiconductor nanocrystal is capable of emitting light including a maximum peak emission in the blue region of the spectrum upon excitation.
    • 激发后能够发出蓝光的半导体纳米晶体。 还公开了半导体纳米晶体的器件,群体,以及包括在激发时能够发射蓝光的半导体纳米晶体的组合物。 在一个实施方案中,能够发射包括波长不大于约470nm的最大峰值发射的蓝光的半导体纳米晶体,其光致发光量子效率在激发时大于约65%。 在另一个实施例中,半导体纳米晶体包括芯,其包含包含至少三个化学元素的第一半导体材料和设置在芯的至少一部分上的壳,壳包括第二半导体材料,其中半导体纳米晶体能够发射 激发后光致发光量子效率大于约65%的蓝光。 在另一实施例中,半导体纳米晶体包括芯,其包括包含至少三个化学元件的第一半导体材料和设置在芯的至少一部分上的外壳,壳包括包含至少三个化学元素的第二半导体材料,其中 半导体纳米晶体在激发时能够发射包括光谱的蓝色区域中的最大峰值发射的光。