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    • 1. 发明授权
    • 망간 도핑된 황화아연 나노입자의 제조방법
    • ZNS的制备方法:MN纳米颗粒
    • KR100842376B1
    • 2008-07-01
    • KR1020070022666
    • 2007-03-07
    • 한빔 주식회사재단법인서울대학교산학협력재단
    • 박병우손동연정대룡김종민오병두이재승
    • B82B3/00C01G9/08B82Y40/00
    • C01G9/08B82B3/0038B82Y30/00B82Y40/00C01P2004/64
    • A preparation method of even-sized ZnS:Mn nanoparticles is provided to obtain ZnS:Mn nanoparticles having excellent phosphorescence at lower temperature in a simple process economically by employing liquid-solid-solution synthesis method under optimized selections for raw material compounds, Mn concentration and treatment temperature. A preparation method of ZnS:Mn nanoparticles comprises steps of: 1) forming a primary liquid layer by dissolving zinc acetate and manganese nitrate in distilled water; 2) forming a secondary layer by adding linoleate type organic materials to the primary layer; 3) forming a tertiary liquid layer by adding linoleic acid and a solution having thioacetamide in ethanol to the secondary layer; 4) forming ZnS:Mn nanoparticles by treating the prepared primary, secondary and tertiary layers at 85-95deg.C for 9-12 hours; 5) collecting and washing the ZnS:Mn nanoparticles; 6) drying the washed ZnS:Mn nanoparticles; and 7) treating the dried ZnS:Mn nanoparticles at ambient temperature-600deg.C for 9-12 hours. The molar ratio of zinc acetamide in step 1) and thioacetamide in step 3) is 0.9-1.1:0.9-1.1, respectively. The amount of manganese nitrate is 1-10at.% in the solution in step 1). The molar ratio of zinc acetamide and manganese nitrate is 1:0.005-0.02 in step 1).
    • 提供均匀ZnS:Mn纳米粒子的制备方法,在经过优化选择的原料化合物,Mn浓度和液体固溶体合成方法经济性的基础上,在较低温度下获得了较低的磷光ZnS:Mn纳米粒子, 处理温度。 ZnS:Mn纳米颗粒的制备方法包括以下步骤:1)通过将乙酸锌和硝酸锰溶解在蒸馏水中形成主液层; 2)通过将亚油酸盐型有机材料加入到初级层中形成第二层; 3)通过将亚油酸和在乙醇中含有硫代乙酰胺的溶液加入到二级层中形成叔液层; 4)通过在85-95℃下处理制备的初级,二级和三级层9-12小时形成ZnS:Mn纳米颗粒; 5)收集和洗涤ZnS:Mn纳米粒子; 6)干燥洗涤后的ZnS:Mn纳米粒子; 和7)在环境温度为600℃下处理干燥的ZnS:Mn纳米颗粒9-12小时。 步骤1)中乙酰胺锌与步骤3)中硫代乙酰胺的摩尔比分别为0.9-1.1:0.9-1.1。 在步骤1)的溶液中,硝酸锰的量为1-10at。%。 步骤1)中乙酰胺和硝酸锰的摩尔比为1:0.005-0.02。
    • 2. 发明授权
    • 황화아연계 적색형광체 및 이의 제조방법
    • 基于硫化锌的红色磷光体及其制备方法
    • KR100912495B1
    • 2009-08-17
    • KR1020080125107
    • 2008-12-10
    • 한빔 주식회사서울대학교산학협력단
    • 박병우정대룡손동연김종민김천중오병두신현우
    • C09K11/57C09K11/56B82B3/00
    • A preparation method of a zinc sulfide-based red phosphor is provided to effectively manufacture a zinc sulfide-based red phosphor with uniform size at a relatively low temperature, and to reduce production costs. A preparation method of a zinc sulfide-based red phosphor comprises the steps of: dissolving zinc acetate, manganese nitrate, and lithium hydroxideÀhydrate in distilled water to prepare a liquid first layer; adding a linoleate-based compound to the liquid first layer mixture to form the liquid first layer and a solid second layer; adding linoleic acid solution dissolved in thioacetamide and ethanol to a mixture formed with the liquid and solid bilayer to form the liquid first layer, the solid second layer, and a liquid third layer; treating a mixture having 3 layers at 85-95 ‹C for 9-12 hours to form Mn-Li-ZnS nano particles; collecting, washing and drying the Mn-Li-ZnS nano particles; heat-treating the dried Mn-Li-ZnS nano particles at 100-600 ‹C to prepare Mn-Li-ZnS fluorescent nano particles represented by chemical formula 1: ZnS : Mn_x, Li_y.
    • 提供了一种硫化锌系红色荧光体的制备方法,以在相对较低的温度下有效地制造尺寸均匀的硫化锌系红色荧光体,降低生产成本。 硫化锌系红磷光体的制备方法包括以下步骤:将乙酸锌,硝酸锰和氢氧化锂 - 水合物溶解于蒸馏水中制备液体第一层; 向所述液体第一层混合物中加入亚油酸酯基化合物以形成液体第一层和固体第二层; 将溶于硫代乙酰胺和乙醇的亚油酸溶液加入到与液体和固体双层形成的混合物中以形成液体第一层,固体第二层和液体第三层; 在85-95℃下处理3层的混合物9-12小时,形成Mn-Li-ZnS纳米颗粒; 收集,洗涤和干燥Mn-Li-ZnS纳米颗粒; 在干燥的Mn-Li-ZnS纳米粒子100-600℃下进行热处理,制备由化学式1表示的Mn-Li-ZnS荧光纳米粒子:ZnS:Mn_x,Li_y。
    • 3. 发明公开
    • 전자빔 집속 전극 및 이를 이용한 전자총
    • 光束形成电极和电子枪使用它
    • KR1020090120777A
    • 2009-11-25
    • KR1020080046748
    • 2008-05-20
    • 삼성전자주식회사재단법인서울대학교산학협력재단
    • 백찬욱아누락스리바스타바김종민김선일손영목박건식소진규
    • H01J29/51H01J29/48H01J29/02
    • G21K1/087H01J1/13H01J1/30H01J1/46
    • PURPOSE: An electron beam focusing electrode and an electron gun using the same are provided to focus the electron to an anode direction separated from a cathode by passing the electron through the penetration hole of the electron beam focusing electrode. CONSTITUTION: A cross section of a second surface(32) of a penetration hole(33) emitting the electron is larger than the cross section of a first surface(31) of the penetration hole. The cross section of the penetration hole is inclined to the progressing direction of the electron beam passing through the inside of the penetration hole. A protrusion(34) is formed in at least one side of the penetration hole. The orbit of the electrons passing through the inside of the penetration hole is controlled by the protrusion. The distortion of the electric field is decreased in an edge part of the electron beam. The uniformity of the electron beam from the electron gun is improved.
    • 目的:提供电子束聚焦电极和使用该电子束聚焦电极的电子枪,以通过使电子通过电子束聚焦电极的穿透孔将电子聚焦到与阴极分离的阳极方向上。 构成:发射电子的穿透孔(33)的第二表面(32)的横截面大于穿透孔的第一表面(31)的横截面。 穿透孔的横截面向穿过穿透孔内部的电子束的前进方向倾斜。 突起(34)形成在贯通孔的至少一侧。 穿过穿透孔内部的电子的轨道由突起控制。 在电子束的边缘部分,电场的变形减小。 来自电子枪的电子束的均匀性得到改善。
    • 6. 发明授权
    • LIGA 공정에 사용되는 마스크, 상기 마스크의 제조방법및, LIGA 공정을 이용한 미세 구조물 제조방법
    • LIGA工艺掩模,制造掩模的方法以及使用LIGA工艺制造微结构的方法
    • KR100813273B1
    • 2008-03-13
    • KR1020070001159
    • 2007-01-04
    • 삼성전자주식회사재단법인서울대학교산학협력재단
    • 백찬욱진용완박건식김종민신영민소진규
    • H01L21/027
    • G03F7/00G03F1/22G03F9/7053G03F9/7076G03F1/60
    • A mask for use in an LIGA(Lithographie Galvanofomung Abformung) process, a method for manufacturing the same, and a method for manufacturing a micro structure using the LIGA process are provided to reduce an alignment error with respect to photoresist layers by inserting an aligning pin into aligning pin holes on the entire photoresist layers. A substrate(120) for a structure, a photoresist layer(152) comprised of a plating hole(155) and an aligning pin hole(157) formed on a position corresponding to the plating hole, an aligning pin capable of being inserted into the aligning pin hole are manufactured. Processes for laminating the photoresist layer on the substrate for a structure and forming a plating layer by plating a metal in the plating hole are repeated by the number of the photoresist layers. The alignment between the laminated photoresist layer and a photoresist layer to be laminated is accomplished by inserting the aligning pin into the aligning pin hole on the entire laminated photoresist layer.
    • 提供了用于LIGA(Lithographie Galvanofomung Abformung)工艺的掩模,其制造方法和使用LIGA工艺制造微结构的方法,以通过将对准销插入来减少相对于光致抗蚀剂层的对准误差 在整个光致抗蚀剂层上对准针孔。 一种用于结构的衬底(120),由形成在与所述电镀孔相对应的位置上的电镀孔(155)和对准销孔(157)构成的光致抗蚀剂层(152),能够插入到所述电镀孔 制造对准销孔。 通过光致抗蚀剂层的数量重复用于层压用于结构的光致抗蚀剂层和通过在电镀孔中镀覆金属形成镀层的工艺。 层压的光致抗蚀剂层和要层压的光致抗蚀剂层之间的对准是通过将对准销插入整个层叠的光致抗蚀剂层上的对准销孔来实现的。
    • 7. 发明公开
    • 타격식 펄프(지류) 건식 해리기 및 이를 이용한 타격식 펄프(지류) 건식 해리방법
    • 基于干燥型干燥型灭菌装置和基于干燥型干燥灭菌方法
    • KR1020090028947A
    • 2009-03-20
    • KR1020070094108
    • 2007-09-17
    • 재단법인서울대학교산학협력재단
    • 이학래윤혜정김종민김진우황민구
    • D21B1/14D21F1/00
    • D21B1/061
    • A striking typed dissociating apparatus for dry fiber and a dissociating method using the same are provided to improve properties of the fiber by increasing a bulk value, yield, average fiber length, and tensile strength. A striking typed dissociating apparatus for dry fiber includes the followings: a plane wing portion of a flat pattern type; a blow blade(160) having a slant wing portion(164) installed on an end side of the plane wing portion; dissociation room(180) in which an upper end is opened while accommodating the blow blade; a motor providing rotation power for the blow blade; a driving pulley connected in the motor; a sub pulley delivered the power of the driving pulley; a power transmission shaft connecting the sub pulley and the blow blade.
    • 提供了一种用于干纤维的醒目类型解离装置和使用其的解离方法,以通过增加体积值,产率,平均纤维长度和拉伸强度来改善纤维的性能。 用于干纤维的醒目型离解装置包括:平面图案型的平面翼部分; 具有安装在所述平面翼部的端侧的倾斜翼部(164)的吹风叶片(160) 分离室(180),其中上部开口同时容纳吹风叶片; 为所述吹风机提供旋转动力的马达; 连接在马达上的驱动皮带轮; 副皮带轮传递驱动滑轮的动力; 连接副皮带轮和吹风机的动力传递轴。