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    • 2. 发明申请
    • METHODS FOR DEPOSITING NANOMATERIAL, METHODS FOR FABRICATING A DEVICE, METHODS FOR FABRICATING AN ARRAY OF DEVICES AND COMPOSITIONS
    • 用于沉积纳米材料的方法,用于制造装置的方法,用于制备装置和组合物的阵列的方法
    • WO2008105792A3
    • 2008-10-30
    • PCT/US2007014705
    • 2007-06-25
    • QD VISION INCCOE-SULLIVAN SETH AKYMISSIS IOANNIS
    • COE-SULLIVAN SETH AKYMISSIS IOANNIS
    • C12Q1/68C07H21/04
    • B81C1/0038B01L3/0268B82Y30/00
    • A method comprising depositing an ink comprising a nanomaterial, a material capable of transporting charge, and a liquid vehicle from a micro-dispenser onto a layer of a device is disclosed. A method comprising depositing an ink comprising a nanomaterial, a material capable of transporting charge, and a liquid vehicle from a micro-dispenser onto a second material capable of transporting charge in a predetermined arrangement is also disclosed. In certain preferred embodiments, the nanomaterial comprises semiconductor nanocrystals. In certain preferred embodiments, a micro-dispenser comprises an inkjet printhead. Methods for fabricating devices including a nanomaterial and method for fabricating an array of devices including a nanomaterial are also disclosed. An ink composition including a nanomaterial, a material capable of transporting charge, and a liquid vehicle is also disclosed.
    • 公开了一种方法,其包括将包含纳米材料,能够输送电荷的材料和液体载体从微型分配器沉积到装置的层上的墨水。 还公开了一种方法,其还包括将包含纳米材料,能够将电荷输送的材料和液体载体从微型分配器沉积到能够以预定布置运输电荷的第二材料上的墨水。 在某些优选实施方案中,纳米材料包含半导体纳米晶体。 在某些优选实施例中,微型分配器包括喷墨打印头。 还公开了用于制造包括纳米材料的器件的方法和用于制造包括纳米材料的器件阵列的方法。 还公开了一种包括纳米材料,能够运输电荷的材料和液体载体的油墨组合物。
    • 4. 发明申请
    • LIGHT EMITTING DEVICES AND DISPLAYS WITH IMPROVED PERFORMANCE
    • 具有改进性能的发光装置和显示器
    • WO2008063657A3
    • 2008-08-28
    • PCT/US2007024310
    • 2007-11-21
    • QD VISION INCRAMPRASAD DORAICOX MARSHALLMISIC MEADSTECKEL JONATHAN SROUSH CAROLINE JKAZLAS PETER TCOE-SULLIVAN SETHBREEN CRAIG
    • RAMPRASAD DORAICOX MARSHALLMISIC MEADSTECKEL JONATHAN SROUSH CAROLINE JKAZLAS PETER TCOE-SULLIVAN SETHBREEN CRAIG
    • F21V5/08
    • C09K11/565B82Y20/00B82Y30/00H01L51/5012H05B33/14
    • Light emitting devices and devices with improved performance are disclosed. In one embodiment, a light emitting device includes an emissive material disposed between a first electrode, and a second electrode, wherein the emissive material comprises semiconductor nanocrystals capable of emitting light including a maximum peak emission in the blue region of the spectrum upon excitation, wherein the light emitting device can have a peak external quantum efficiency of at least about 1.0 percent. Also disclosed is a display including at least one light emitting device including an emissive material disposed between a first electrode, and a second electrode, wherein the at least one light emitting device can have a peak external quantum efficiency of at least about 1.0 percent. In another embodiment, a light emitting device includes an emissive material disposed between a first electrode and a second electrode. The emissive material comprises semiconductor nanocrystals capable of emitting light including a maximum peak emission in the blue region of the spectrum upon excitation. The device further includes a first spacer material disposed between the emissive material and the first electrode. In certain embodiments, the device further includes a first material capable of transporting charge disposed between the emissive material and the first electrode, wherein the first spacer material is disposed between the emissive material and the first electrode. In certain embodiments, for example, light emitting devices can have a maximum peak emission in a range from about 380nm to about 500nm. In certain embodiments, the light emitting device can have a maximum peak emission peak in the range from about 450nm to about 490nm. Displays including light emitting devices are also disclosed.
    • 公开了具有改进性能的发光器件和器件。 在一个实施例中,发光器件包括设置在第一电极和第二电极之间的发光材料,其中发射材料包含能够发射包括在激发的光谱的蓝色区域中的最大峰值发射的光的半导体纳米晶体,其中 发光器件可以具有至少约1.0%的峰值外部量子效率。 还公开了一种显示器,其包括至少一个包括设置在第一电极和第二电极之间的发光材料的发光器件,其中所述至少一个发光器件可以具有至少约1.0%的峰值外部量子效率。 在另一个实施例中,发光器件包括设置在第一电极和第二电极之间的发光材料。 发射材料包括能够发射光的半导体纳米晶体,其包括在激发时在光谱的蓝色区域中的最大峰值发射。 该装置还包括设置在发光材料和第一电极之间的第一间隔物材料。 在某些实施例中,该装置还包括能够传输设置在发光材料和第一电极之间的电荷的第一材料,其中第一间隔物材料设置在发光材料和第一电极之间。 在某些实施例中,例如,发光器件可以具有在约380nm至约500nm范围内的最大峰值发射。 在某些实施例中,发光器件可具有在约450nm至约490nm范围内的最大峰值发射峰值。 还公开了包括发光器件的显示器。
    • 7. 发明申请
    • LIGHT EMITTING DEVICES AND DISPLAYS WITH IMPROVED PERFORMANCE
    • 具有改进性能的发光器件和显示器
    • WO2008063657A2
    • 2008-05-29
    • PCT/US2007/024310
    • 2007-11-21
    • QD VISION, INC.RAMPRASAD, DoraiCOX, MarshallMISIC, MeadSTECKEL, Jonathan, S.ROUSH, Caroline, J.KAZLAS, Peter, T.COE-SULLIVAN, SethBREEN, Craig
    • RAMPRASAD, DoraiCOX, MarshallMISIC, MeadSTECKEL, Jonathan, S.ROUSH, Caroline, J.KAZLAS, Peter, T.COE-SULLIVAN, SethBREEN, Craig
    • H01L33/00
    • C09K11/565B82Y20/00B82Y30/00H01L51/5012H05B33/14
    • Light emitting devices and devices with improved performance are disclosed. In one embodiment, a light emitting device includes an emissive material disposed between a first electrode, and a second electrode, wherein the emissive material comprises semiconductor nanocrystals capable of emitting light including a maximum peak emission in the blue region of the spectrum upon excitation, wherein the light emitting device can have a peak external quantum efficiency of at least about 1.0 percent. Also disclosed is a display including at least one light emitting device including an emissive material disposed between a first electrode, and a second electrode, wherein the at least one light emitting device can have a peak external quantum efficiency of at least about 1.0 percent. In another embodiment, a light emitting device includes an emissive material disposed between a first electrode and a second electrode. The emissive material comprises semiconductor nanocrystals capable of emitting light including a maximum peak emission in the blue region of the spectrum upon excitation. The device further includes a first spacer material disposed between the emissive material and the first electrode. In certain embodiments, the device further includes a first material capable of transporting charge disposed between the emissive material and the first electrode, wherein the first spacer material is disposed between the emissive material and the first electrode. In certain embodiments, for example, light emitting devices can have a maximum peak emission in a range from about 380nm to about 500nm. In certain embodiments, the light emitting device can have a maximum peak emission peak in the range from about 450nm to about 490nm. Displays including light emitting devices are also disclosed.
    • 公开了具有改进性能的发光器件和器件。 在一个实施例中,发光器件包括设置在第一电极和第二电极之间的发射材料,其中发射材料包括半导体纳米晶体,所述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,其中 发光器件可以具有至少约1.0%的峰值外部量子效率。 还公开了包括至少一个发光器件的显示器,所述发光器件包括设置在第一电极和第二电极之间的发光材料,其中所述至少一个发光器件可以具有至少约1.0%的峰值外部量子效率。 在另一个实施例中,发光器件包括设置在第一电极和第二电极之间的发光材料。 发射材料包括能够在激发时发射光谱的蓝色区域中包括最大峰值发射的光的半导体纳米晶体。 该器件还包括设置在发光材料和第一电极之间的第一间隔件材料。 在某些实施例中,该器件还包括能够传输电荷的第一材料,该第一材料设置在发光材料和第一电极之间,其中第一间隔材料设置在发光材料和第一电极之间。 在某些实施例中,例如,发光器件可具有在约380nm至约500nm范围内的最大峰值发射。 在某些实施例中,发光器件可具有在约450nm至约490nm范围内的最大峰值发射峰值。 包括发光装置的显示器也被公开。
    • 10. 发明申请
    • LIGHT-EMITTING DEVICES AND DISPLAYS WITH IMPROVED PERFORMANCE
    • 具有改进性能的发光设备和显示器
    • WO2007143197A2
    • 2007-12-13
    • PCT/US2007013152
    • 2007-06-04
    • QD VISION INCCOE-SULLIVAN SETHRAMPRASAD DORAIKYMISSIS IOANNISBULOVIC VLADIMIRCOX MARSHALLROUSH CAROLINE JKAZLAS PETER TSTECKEL JONATHAN S
    • COE-SULLIVAN SETHRAMPRASAD DORAIKYMISSIS IOANNISBULOVIC VLADIMIRCOX MARSHALLROUSH CAROLINE JKAZLAS PETER TSTECKEL JONATHAN S
    • H01S5/30
    • H01L33/06B82Y20/00B82Y30/00C09K11/02C09K11/565C09K11/883H01L27/156H01L33/0029H01L33/28H01L51/5012H01L51/502H05B33/145
    • Light-emitting devices and displays with improved performance are disclosed. A light-emitting device includes an emissive material disposed between a first electrode, and a second electrode. Various embodiments include a device having a peak external quantum efficiency of at least about 2.2 %; a device that emits light having a CIE color coordinate of x greater than 0.63; a device having an external quantum efficiency of at least about 2.2 percent when measured at a current density of 5 mA/cm 2 . Also disclosed is a light-emitting device comprising a plurality of semiconductor nanocrystals capable of emitting red light upon excitation, wherein the device has a peak luminescent efficiency of at least about 1.5 lumens per watt. Also disclosed is a light-emitting device comprising a plurality of semiconductor nanocrystals capable of emitting red light upon excitation, wherein the device has a luminescent efficiency of at least about 1.5 lumens per watt when measured at a current density of 5 milliamps/square centimeter. Also disclosed is a light-emitting device comprising a plurality of semiconductor nanocrystals capable of emitting green light upon excitation, wherein the device has a peak external quantum efficiency of at least about 1.1 percent. Further disclosed is a light- emitting device comprising a plurality of semiconductor nanocrystals, wherein the device has a luminescent efficiency of at least about 3 lumens per watt when measured at a current density of 5 mA/cm 2 . Further disclosed is a light-emitting device comprising a plurality of semiconductor nanocrystals capable of emitting green light upon excitation, wherein the device has an external quantum efficiency of at least about 2% when measured at a current density of 5 mA/cm 2 . Other light-emitting devices and displays with improved performance are disclosed. Also disclosed are methods for preparing and for purifying semiconductor nanocrystals.
    • 公开了具有改进性能的发光装置和显示器。 发光装置包括设置在第一电极和第二电极之间的发光材料。 各种实施方案包括具有至少约2.2%的峰值外部量子效率的器件; 发射具有x大于0.63的CIE色坐标的光的装置; 当在5mA / cm 2的电流密度下测量时,具有至少约2.2%的外部量子效率的器件。 还公开了包括能够在激发时发射红光的多个半导体纳米晶体的发光器件,其中该器件具有至少约1.5流明/瓦特的峰值发光效率。 还公开了一种发光器件,其包括能够在激发时发射红光的多个半导体纳米晶体,其中当以5毫安/平方厘米的电流密度测量时,该器件具有至少约1.5流明/瓦特的发光效率。 还公开了一种发光器件,其包括在激发时能够发射绿光的多个半导体纳米晶体,其中该器件具有至少约1.1%的峰值外部量子效率。 还公开了一种包括多个半导体纳米晶体的发光器件,其中当以5mA / cm 2的电流密度测量时,该器件具有至少约3流明/瓦特的发光效率。 进一步公开的是一种发光器件,其包括能够在激发时发出绿光的多个半导体纳米晶体,其中当以5mA / cm 2的电流密度测量时,该器件具有至少约2%的外部量子效率, 2 。 公开了其他具有改进性能的发光装置和显示器。 还公开了制备和纯化半导体纳米晶体的方法。