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公开(公告)号：US07452485B2
公开(公告)日：2008-11-18
申请号：US11212263
申请日：2005-08-26
CPC分类号： C09K11/595 , C09K11/7734 , C09K11/7797 , H01J11/12 , H01J11/42
摘要： Disclosed are a phosphor in which prevention of aging deterioration of luminance and prevention of deterioration of discharging characteristics are compatible, a method of manufacturing the phosphor, and a plasma display panel manufactured by using the phosphor. A phosphor of the invention containing Mn as an activator is one with Mn serving as a major emission, wherein a ratio of an activator concentration in a superficial portion of a phosphor particle to an activator concentration inside the phosphor particle is 0.3-0.7.
摘要翻译： 公开了防止亮度老化劣化和防止放电特性劣化的荧光体，荧光体的制造方法和使用荧光体制造的等离子体显示面板。 含有Mn作为活化剂的本发明的荧光体是以Mn作为主要发光物质的荧光体，其中荧光体颗粒的表面部分中的活化剂浓度与荧光体颗粒内的活化剂浓度的比例为0.3-0.7。
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公开(公告)号：US20080251763A1
公开(公告)日：2008-10-16
申请号：US11909969
申请日：2006-03-15
IPC分类号： C09K11/59
CPC分类号： C09K11/595
摘要： Disclosed is a method of preparing a phosphor which exhibits superior optical characteristics and improved resistance to deterioration, comprising the steps of subjecting a phosphor precursor obtained by a liquid phase process to a first calcination under an oxygen-containing atmosphere at a prescribed temperature and then subjecting the calcined phosphor precursor to a second calcination at a temperature lower than the temperature of the first calcination.
摘要翻译： 公开了一种制备荧光体的方法，其具有优异的光学特性和改善的耐劣化性，包括以下步骤：在含氧气氛下在规定温度下对通过液相法获得的荧光体前体进行第一次煅烧， 煅烧的荧光体前体在低于第一次煅烧温度的温度下进行第二次煅烧。
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公开(公告)号：US20070212541A1
公开(公告)日：2007-09-13
申请号：US11712665
申请日：2007-03-01
IPC分类号： C09K11/08
CPC分类号： C09K11/663 , C09K11/02 , C09K11/574 , C09K11/584 , C09K11/595 , C09K11/642 , C09K11/662 , C09K11/665 , C09K11/7706 , C09K11/7727 , C09K11/7734 , C09K11/7736 , C09K11/7737 , C09K11/774 , C09K11/7741 , C09K11/777 , C09K11/7771 , C09K11/7774 , C09K11/778 , C09K11/7784 , C09K11/7786 , C09K11/7787 , C09K11/7789 , C09K11/7792 , C09K11/7794 , C09K11/7797 , Y10T428/2991
摘要： An objective is to provide a core/shell type particle phosphor exhibiting an optimal excitation wavelength for fluorescence observation and excellent emission luminance of PL, together with excellent durability, to which particles are produced so as to be suitable for the field of bio-nanotechnology. Disclosed is a core/shell type particle phosphor comprising a core particle phosphor and coated thereon, a shell made of a metal compound having a different composition from a composition constituting the core particle phosphor, wherein the core particle phosphor is a particle phosphor prepared by baking a precursor synthesized via a reactive crystallization method, satisfying a PL (photoluminescence) intensity ratio A of the core particle phosphor to the core/shell type particle phosphor, {PL intensity(core)/PL intensity(core/shell)}; 0.001≦A≦0.1, and a core/shell type particle diameter of at most 0.1 μm.
摘要翻译： 目的是提供一种显示用于荧光观察的最佳激发波长的核/壳型粒子荧光体，并且PL的出色亮度优异，同时具有出色的耐久性，可以生产出适合于生物纳米技术领域的粒子。 公开了一种包含芯颗粒磷光体并涂覆在其上的核/壳型颗粒磷光体，由与构成芯颗粒磷光体的组成不同的组成的金属化合物制成的壳，其中核心颗粒磷光体是通过烘焙制备的颗粒磷光体 通过反应结晶法合成的前体，满足核心粒子荧光体的PL（光致发光）强度比A与核/壳型粒子荧光体{PL强度（核心）/ PL强度（核/壳））}。 0.001 <= A <= 0.1，核/壳型粒径为0.1μm以下。
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公开(公告)号：US20060049740A1
公开(公告)日：2006-03-09
申请号：US11212263
申请日：2005-08-26
IPC分类号： H01J17/49
CPC分类号： C09K11/595 , C09K11/7734 , C09K11/7797 , H01J11/12 , H01J11/42
摘要： Disclosed are a phosphor in which prevention of aging deterioration of luminance and prevention of deterioration of discharging characteristics are compatible, a method of manufacturing the phosphor, and a plasma display panel manufactured by using the phosphor. A phosphor of the invention containing Mn as an activator is one with Mn serving as a major emission, wherein a ratio of an activator concentration in a superficial portion of a phosphor particle to an activator concentration inside the phosphor particle is 0.3-0.7.
摘要翻译： 公开了防止亮度老化劣化和防止放电特性劣化的荧光体，荧光体的制造方法和使用荧光体制造的等离子体显示面板。 含有Mn作为活化剂的本发明的荧光体是以Mn作为主要发光物质的荧光体，其中荧光体颗粒的表面部分中的活化剂浓度与荧光体颗粒内的活化剂浓度的比例为0.3-0.7。
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5.发明申请FLUORESCENT SEMICONDUCTOR PARTICLES, METHOD OF MANUFACTURING THE SAME, BIOSUBSTANCE FLUORESCENT LABELING AGENT EMPLOYING THE SAME, AND BIOIMAGING METHOD THEREOF 审中-公开荧光半导体颗粒，其制备方法，使用其的生物体荧光标记物质及其生物方法公开(公告)号：US20090280520A1
公开(公告)日：2009-11-12
申请号：US12440991
申请日：2007-08-22
申请人： Kazuya Tsukada , Kazuyoshi Goan , Naoko Furusawa
发明人： Kazuya Tsukada , Kazuyoshi Goan , Naoko Furusawa
CPC分类号： G01N33/54346 , B82Y15/00 , G01N21/6489 , G01N33/533 , G01N33/588 , Y10T428/2991
摘要： Disclosed is a fluorescent semiconductor particle having a core/shell structure composed of a core particle as a semiconductor particle, and a shell layer by which the core particle is covered, wherein the core particle has a different chemical composition from that of the shell layer; the core particle has an average particle diameter of 1-15 nm and a specific gravity of 1.0-3.0; and the fluorescent semiconductor particle having the core/shell structure has a specific gravity of 0.8-3.2
摘要翻译： 公开了具有由核心粒子作为半导体粒子构成的核/壳结构的荧光半导体粒子和覆盖核心粒子的壳层，其中核心粒子与壳层的化学成分不同; 核心颗粒的平均粒径为1-15nm，比重为1.0-3.0; 并且具有核/壳结构的荧光半导体颗粒的比重为0.8-3.2
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6.发明申请公开(公告)号：US20100096599A1
公开(公告)日：2010-04-22
申请号：US12523154
申请日：2008-01-18
申请人： Kazuyoshi Goan , Kazuya Tsukada , Naoko Furusawa
发明人： Kazuyoshi Goan , Kazuya Tsukada , Naoko Furusawa
IPC分类号： H01B1/00
CPC分类号： C09K11/595 , B82Y10/00 , B82Y20/00 , H01L29/127 , Y10T428/2991
摘要： Disclosed are core/shell type semiconductor nanoparticles exhibiting a sufficient emission intensity without causing a blink phenomenon (blinking). The core/shell-type semiconductor nanoparticles have an average particle size of from 2 to 50 nm and comprise an intermediate layer between a core portion and a shell portion, wherein band gap widths of bulk crystals which have the same compositions as those of the core portion, the intermediate portion and the shell portion, respectively, are in the order of: core portion
摘要翻译： 公开了表现出足够发射强度而不引起眨眼现象（闪烁）的核/壳型半导体纳米颗粒。 芯/壳型半导体纳米颗粒具有2至50nm的平均粒度，并且在芯部和壳部之间包含中间层，其中具有与芯的相同组成的本体晶体的带隙宽度 部分，中间部分和壳体部分分别为：芯部分<壳部分<中间层的顺序。
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公开(公告)号：US20100044673A1
公开(公告)日：2010-02-25
申请号：US12531092
申请日：2008-03-26
申请人： Kazuya Tsukada , Kazuyoshi Goan , Hisatake Okada
发明人： Kazuya Tsukada , Kazuyoshi Goan , Hisatake Okada
CPC分类号： C09K9/02 , B82Y30/00 , G01N21/64 , G01N33/587 , Y10T428/2991
摘要： A labeling fluorescent compound which enables highly stable detection in vital labeling and has high sensitivity. The labeling fluorescent compound is characterized by being composed of inorganic fluorescent nanoparticles which have a surface modification compound disposed on the surface thereof and have an average particle diameter of 1.0-20 nm. It is further characterized in that the proportion of the length of the surface modification compound as measured from the surface of the inorganic fluorescent nanoparticles to the particle diameter of the inorganic fluorescent nanoparticles is from 0.10 to 0.50, and that the proportion of the specific gravity of the inorganic fluorescent nanoparticles having the surface modification compound fixed thereto to the specific gravity of the inorganic fluorescent nanoparticles not having the surface modification compound is from 0.80 to 0.40.
摘要翻译： 标记荧光化合物，能够在生物标记中进行高度稳定的检测并具有高灵敏度。 标记荧光化合物的特征在于由其表面上设置有平均粒径为1.0〜20nm的表面改性化合物的无机荧光纳米粒子构成。 其特征在于，从无机荧光纳米粒子的表面测定的表面改性化合物的长度与无机荧光纳米粒子的粒径的比例为0.10〜0.50，并且比重 具有固定有表面改性化合物的无机荧光纳米颗粒的比重为不具有表面改性化合物的无机荧光纳米粒子的比重为0.80〜0.40。
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8.发明授权公开(公告)号：US08197720B2
公开(公告)日：2012-06-12
申请号：US12523154
申请日：2008-01-18
申请人： Kazuyoshi Goan , Kazuya Tsukada , Naoko Furusawa
发明人： Kazuyoshi Goan , Kazuya Tsukada , Naoko Furusawa
CPC分类号： C09K11/595 , B82Y10/00 , B82Y20/00 , H01L29/127 , Y10T428/2991
摘要： Disclosed are core/shell type semiconductor nanoparticles exhibiting a sufficient emission intensity without causing a blink phenomenon (blinking). The core/shell-type semiconductor nanoparticles have an average particle size of from 2 to 50 nm and comprise an intermediate layer between a core portion and a shell portion, wherein band gap widths of bulk crystals which have the same compositions as those of the core portion, the intermediate portion and the shell portion, respectively, are in the order of: core portion
摘要翻译： 公开了表现出足够发射强度而不引起眨眼现象（闪烁）的核/壳型半导体纳米颗粒。 芯/壳型半导体纳米颗粒具有2至50nm的平均粒度，并且在芯部和壳部之间包含中间层，其中具有与芯的相同组成的本体晶体的带隙宽度 部分，中间部分和壳体部分分别为：芯部分<壳部分<中间层的顺序。
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公开(公告)号：US07431867B2
公开(公告)日：2008-10-07
申请号：US11624287
申请日：2007-01-18
申请人： Hisatake Okada , Kazuya Tsukada , Naoko Furusawa
发明人： Hisatake Okada , Kazuya Tsukada , Naoko Furusawa
CPC分类号： C30B29/60 , B82Y20/00 , B82Y30/00 , C30B7/14 , C30B29/06 , C30B29/08 , C30B29/40 , C30B29/48
摘要： Nanosized semiconductor particles of a core/shell structure is disclosed, wherein the particles each comprise a core and a shell and exhibit an average particle size of not more than 100 nm and a coefficient of variation in core size distribution of not more than 30%.
摘要翻译： 公开了核/壳结构的纳米化半导体颗粒，其中颗粒各自包含芯和壳，并且具有不大于100nm的平均粒度，并且芯尺寸分布的变异系数不大于30％。
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10.发明申请Nanosized Semiconductor Particle Having Core/Shell Structure and Manufacturing Method Thereof 审中-公开具有核/壳结构的纳米半导体颗粒及其制造方法公开(公告)号：US20090236563A1
公开(公告)日：2009-09-24
申请号：US12087913
申请日：2007-01-15
申请人： Kazuyoshi Goan , Kazuya Tsukada , Hisatake Okada
发明人： Kazuyoshi Goan , Kazuya Tsukada , Hisatake Okada
CPC分类号： C09K11/565 , C09C1/00 , C09C1/10 , C09K11/02 , C09K11/59 , C09K11/592 , C09K11/883 , C30B7/14 , C30B29/06 , C30B29/08 , C30B29/40 , C30B29/48
摘要： An objective is to provide a nanosized semiconductor particle having a core/shell structure in which a ratio of shell thickness/core portion particle diameter exhibits an optimal ratio in optical properties of optical elements. The particle comprising the structure in which shell portion has a thickness of not more than 1/2 of core portion particle diameter, wherein core portion has a particle diameter of less than 20 nm, and shell portion has a thickness of at least 0.2 nm; core portion has a particle diameter of 20-100 nm, and shell portion has a thickness of at least 1/100 of a core portion particle diameter; core portion possesses at least one element of B, C, N, Al, Si, P, S, Zn, Ga, Ge, As, Se, Cd, In, Sb and Te; and shell portion has a composition exhibiting a larger band gap than that of core portion.
摘要翻译： 目的是提供具有核/壳结构的纳米尺寸半导体颗粒，其中壳厚度/核心部分粒径的比率在光学元件的光学性质中表现出最佳比例。 其特征在于，所述粒子包含壳部的核心部粒径的1/2以下的核心部的粒径小于20nm，壳部的厚度为0.2nm以上的结构。 芯部的粒径为20〜100nm，壳部的芯部的粒径为1/100以上。 核心部分具有B，C，N，Al，Si，P，S，Zn，Ga，Ge，As，Se，Cd，In，Sb和Te中的至少一种元素; 壳部具有比芯部更大的带隙的组成。
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