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    • 96. 发明申请
    • Fabrication method of blue light emitting ZnO thin film phosphor
    • 蓝色发光ZnO薄膜荧光体的制造方法
    • US20030052318A1
    • 2003-03-20
    • US09988603
    • 2001-11-20
    • KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY
    • Won Kook ChoiHyung Jin Jung
    • H01L021/00H01L029/12
    • C09K11/0811C09K11/54
    • The present invention relates to a fabrication method of blue light emitting ZnO thin film phosphor. More particularly, the invention relates to a fabrication method of blue light emitting ZnO thin film phosphor simply by heat treatment without making Al-added alloy. The present invention is characterized by loading substrate that is vapor-deposited with dopant-added ZnO thin film into a heat-treating chamber, and heat-treating it quickly under gas atmosphere to activate the dopant. According to the present invention, a thin film phosphor having new luminescence peak can be fabricated by quick-heat-treatment of zinc compound semiconductor under hydrogen atmosphere. This thin film phosphor can replace the conventional blue luminescence using alloy-type ZnO and furthermore can be utilized as blue light emitting material for flat plate display elements such as FED and PDP.
    • 本发明涉及蓝色发光型ZnO薄膜荧光体的制造方法。 更具体地说,本发明涉及简单地通过不进行Al添加合金的热处理的蓝色发光型ZnO薄膜荧光体的制造方法。 本发明的特征在于将载有掺杂剂的ZnO薄膜气相沉积的基板加载到热处理室中,并在气体气氛下快速热处理以活化掺杂剂。 根据本发明,可以通过在氢气氛下快速热处理锌化合物半导体来制造具有新的发光峰的薄膜荧光体。 该薄膜荧光体可以用合金型ZnO代替常规的蓝色发光,并且还可以用作平板显示元件如FED和PDP的蓝色发光材料。
    • 98. 发明授权
    • Triboluminescent inorganic material and a method for preparation thereof
    • 三色发光无机材料及其制备方法
    • US6117574A
    • 2000-09-12
    • US173006
    • 1998-10-15
    • Tadahiko WatanabeChaonan XuMorito Akiyama
    • Tadahiko WatanabeChaonan XuMorito Akiyama
    • C09K11/08C09K11/54C09K11/55C09K11/56B32B17/00
    • F21K2/04C09K11/0811C09K11/54C09K11/55C09K11/565
    • Provided by the invention is a novel synthetic inorganic triboluminescent material in the form of a powder, sintered block or thin film, of which the matrix phase is a piezoelectric crystalline material of a wurtzite structure such as zinc sulfide and the activator to serve as the center of luminescence is a transition metal element such as manganese, copper and rare earth elements in an amount of 0.01 to 10% by weight. The triboluminescent material is prepared by subjecting a powder blend of the matrix phase material and a thermally decomposable compound of the activator element first to a preparatory calcination treatment at 500 to 800.degree. C. and then, preferably in the form of a powder compact, to a second calcination treatment at 900 to 1700.degree. C., preferably, in vacuum under a sealed condition, when the material is liable to cause sublimation, or in an atmosphere of a reducing gas. The thus obtained triboluminescent material can be used as a source material for the formation of a thin film on a substrate, for example, by ion plating. The efficiency of the triboluminescence is increased by increasing the crystallinity of the material by controlling the conditions of film deposition and/or by undertaking a heat treatment of the thin film as deposited.
    • 本发明提供了一种粉末,烧结块或薄膜形式的新型合成无机三重发光材料,其基质相是锌锌结构的压电结晶材料,作为中心的活化剂 的发光是0.01〜10重量%的过渡金属元素,例如锰,铜和稀土元素。 三元发光材料通过将基质相材料的粉末混合物和活化剂组分的热分解化合物首先在500-800℃进行预煅烧处理,然后优选以粉末成型体的形式, 在900〜1700℃下进行第二次煅烧处理,优选在真空条件下,当材料易于升华时,或在还原气体的气氛中进行第二次煅烧处理。 由此获得的三重发光材料可以用作在基板上形成薄膜的源材料,例如通过离子电镀。 通过控制膜沉积的条件和/或通过对沉积的薄膜进行热处理来增加材料的结晶度来增加三元发光的效率。
    • 99. 发明授权
    • Method for forming a thin film of a non-stoichiometric metal oxide
    • 用于形成非化学计量的金属氧化物薄膜的方法
    • US5750188A
    • 1998-05-12
    • US705361
    • 1996-08-29
    • Eric P. Menu
    • Eric P. Menu
    • C09K11/08C09K11/60C23C14/00C23C14/08B05D5/13
    • C23C14/0021C09K11/0811C09K11/605C23C14/086
    • A method for forming a thin film (220) of luminescent zinc oxide includes the steps of: (i) providing a mixture (170) of powdered zinc oxide and powdered graphite, (ii) providing a substrate (140) at a distance of about 9 millimeters from the mixture (170), (iii) disposing the mixture (170) and substrate (140) within an apparatus (100) that provides a confined environment having a partial pressure of oxygen of about 0.21 atmospheres, (iv) heating the mixture (170) to a temperature of about 850 degrees Celsius, and (v) establishing a temperature gradient between the substrate (140) and the mixture (170) of about 15 degrees, the temperature of the substrate (140) being less than the temperature of the mixture (170).
    • 形成发光氧化锌薄膜(220)的方法包括以下步骤:(i)提供粉状氧化锌和粉状石墨的混合物(170),(ii)提供距离约 离开混合物(170)9毫米,(iii)将混合物(170)和基底(140)设置在提供约0.21大气压的氧分压的限制环境的设备(100)内,(iv)加热 混合物(170)至约850摄氏度的温度,和(v)在衬底(140)和混合物(170)之间建立约15度的温度梯度,衬底(140)的温度小于 混合物的温度(170)。
    • 100. 发明授权
    • Phosphor film composition for use in image capture
    • 用于图像捕获的荧光膜组合物
    • US5622807A
    • 1997-04-22
    • US338922
    • 1994-11-14
    • Gregory M. CutlerAndreas Weber
    • Gregory M. CutlerAndreas Weber
    • C09K11/08G03C1/00G03C1/705G03C1/725G03C5/16
    • C09K11/0822C09K11/0811C09K11/0816G03C1/705G03C5/16Y10S430/145
    • The present invention is a composition for use in constructing a photosensitive film for recording color images. The preferred composition includes first, second, and third particle types. Each particle type comprises a crystalline base material having a trap dopant and a color dopant deposited therein. Each of the color dopants has a different activation energy for releasing electrons into the conduction/communication band of the crystalline base material. This results in a different spectral sensitivity for each dopant, and, hence for each particle type. In addition, each of the trap dopants has a different activation energy for releasing trapped electrons into the conduction/communication band of the crystalline base material. This enables the recorded color image to be read out one color at a time, which avoids color distortion.The invention also provides a photosensitive film for recording a color image. The film comprises a backing material having a plurality of depressions therein. The depressions are filled with a photosensitive material that includes first, second, and third particle types. Each particle type comprises a crystalline base material doped with atoms of a trap dopant and a color dopant. Each color dopant has a different spectral sensitivity, and each trap dopant has a different activation energy for releasing trapped electrons into the conduction/communication band of the crystalline base material.
    • 本发明是用于构建用于记录彩色图像的感光膜的组合物。 优选的组合物包括第一,第二和第三颗粒类型。 每个颗粒类型包括具有陷阱掺杂剂和沉积在其中的着色掺杂剂的晶体基材。 每个彩色掺杂剂具有不同的活化能,用于将电子释放到结晶基材的导电/连通带中。 这导致每种掺杂剂的不同光谱灵敏度,因此对于每种颗粒类型。 此外,每个陷阱掺杂剂具有不同的活化能,用于将捕获的电子释放到结晶基材的导电/连通带中。 这使得能够一次读出记录的彩色图像,避免颜色失真。 本发明还提供一种用于记录彩色图像的感光膜。 该膜包括其中具有多个凹陷的背衬材料。 凹陷中填充有包括第一,第二和第三颗粒类型的感光材料。 每个粒子类型包括掺杂有陷阱掺杂剂的原子的结晶基材和颜色掺杂剂。 每个颜色掺杂剂具有不同的光谱灵敏度,并且每个陷阱掺杂剂具有不同的活化能,用于将捕获的电子释放到晶体基材的传导/连通带中。