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1. 发明授权

US06767525B2 Method for preparing manganese-based nitride having nearly zero temperature coefficient of resistivity 失效
标题翻译：具有接近零电阻温度系数的锰基氮化物的方法
公开(公告)号：US06767525B2
公开(公告)日：2004-07-27
申请号：US09873240
申请日：2001-06-05
申请人： Nam Hwi Hur , Eun Ok Chi , Wan Seop Kim
发明人： Nam Hwi Hur , Eun Ok Chi , Wan Seop Kim
IPC分类号： C01B2106
CPC分类号： C01B21/0637 , C01B21/0602 , C01P2002/34 , C01P2002/72 , C01P2002/76 , C01P2002/77 , C01P2006/32 , C01P2006/40 , C01P2006/42
摘要： The present invention relates to a method for preparing manganese-based nitride having nearly zero temperature coefficient of resistivity and more particularly, to the effective method for preparing manganese-based nitride expressed by the formula (1), wherein the manganese-based nitride, prepared by heating the stoichiometric mixture of Mn2N and Cu in an evacuated quartz tube, provides some advantages in that i) the use of the Mn2N compound as a reactant, the formation of impurities and nitrogen evaporation may be prevented, and ii) through nitrogen is tightly bonded between metals, the manganese-based nitride has extremely low (46 ppm/K) temperature coefficient of resistivity. CuNMn3 (1)
摘要翻译：本发明涉及一种制备具有接近零电阻温度系数的锰基氮化物的方法，更具体地说，涉及制备由式（1）表示的锰基氮化物的有效方法，其中制备的锰基氮化物通过加热真空石英管中的Mn2N和Cu的化学计量混合物，提供了一些优点，即i）使用Mn2N化合物作为反应物，可以防止形成杂质和氮气蒸发，以及ii）通过氮气紧密在金属之间键合，锰基氮化物具有极低（46ppm / K）的电阻率温度系数。

2. 发明授权

US6010982A Sodium-intervened superconductor and its manufacturing method 失效
标题翻译：钠介导超导体及其制造方法
公开(公告)号：US6010982A
公开(公告)日：2000-01-04
申请号：US222710
申请日：1998-12-29
申请人： Nam Hwi Hur , Jin Tae Kim , Jong Chul Park , Yong Ki Park
发明人： Nam Hwi Hur , Jin Tae Kim , Jong Chul Park , Yong Ki Park
IPC分类号： C04B35/505 , H01L39/12 , C04B35/64 , H01B12/00
CPC分类号： H01L39/126 , Y10S505/742 , Y10S505/78
摘要： The present invention relates to a sodium-intervened superconductor and its manufacturing method and more particularly, to the sodium-intervened superconductor expressed by the following Formula 1 and its manufacturing method, wherein the superconductor, prepared from a stoichiometric mixture of Y.sub.2 O.sub.3, NaCuO.sub.2, BaCuO.sub.2, Ln.sub.2 O.sub.3 (Ln: lanthanide ion) and CuO under the atmosphere of oxygen, has some advantages in that a) through the use of NaCuO.sub.2, a ternary oxide, as a reactant, the formation of impurities and sodium evaporation may be prevent, and b) through partial substitution of a divalent barium by a trivalent lanthanide group ion, the superconductor is stable in air with a higher critical current density and critical temperature.Formula 1(Na.sub.1-x Y.sub.x)(Ba.sub.1-y Ln.sub.y).sub.2 Cu.sub.3 O.sub.6+.delta.wherein, Ln is a trivalent lanthanide ion other than Ce and Pr; 0.1
摘要翻译：本发明涉及钠介导超导体及其制造方法，更具体地说，涉及由下式1及其制造方法表示的钠介导超导体，其中由Y 2 O 3，NaCuO 2，BaCuO 2的化学计量混合物制备的超导体，在氧气氛下的Ln2O3（Ln：镧系元素离子）和CuO具有一些优点：a）通过使用三元氧化物NaCuO 2作为反应物，可以防止杂质的形成和钠蒸发，b ）通过三价镧系元素离子部分取代二价钡，超导体在空气中稳定，具有较高的临界电流密度和临界温度。式（Na1-xYx）（Ba1-yLny）2Cu3O6 +δ其中，Ln是Ce和Pr以外的三价镧系元素离子; 0.1

3. 发明授权

US07105138B2 Macroporous perovskite manganese oxides with highly ordered nano-pores and method of preparing the same 失效
标题翻译：具有高度有序纳米孔的大孔钙钛矿锰氧化物及其制备方法
公开(公告)号：US07105138B2
公开(公告)日：2006-09-12
申请号：US10825651
申请日：2004-04-16
申请人： Nam Hwi Hur , Young Nam Kim , Eun Ok Chi , Jin Cheol Kim , Eun Kwang Lee
发明人： Nam Hwi Hur , Young Nam Kim , Eun Ok Chi , Jin Cheol Kim , Eun Kwang Lee
IPC分类号： C01F11/02 , C01F17/00 , C01G45/02
CPC分类号： C04B38/0615 , C01G45/1264 , C01P2002/52 , C01P2002/72 , C01P2006/42 , C04B35/016 , C04B2111/00793 , C04B2235/3208 , C04B2235/3213 , C04B2235/3227 , C04B2235/449 , C04B2235/762 , C04B2235/768 , H01F1/407 , C04B38/0054
摘要： The present invention relates to the macroporous manganese oxide material having ferromagnetic property and a method of preparing the same, more particularly to the macroporous ferromagnetic manganese oxide having three-dimensionally ordered nanopores, which is prepared by aligning colloidal polymer particles with an average diameter of a few hundred nanometers in 3D, infiltrating a solution of the precursor compound capable of forming manganese oxide represented by the following Chemical Formula 1 into interstices of the colloidal template and heating in an oxygen atmosphere to decompose and remove the polymer template, and a method for preparing the same: La1-xCax-ySryMnO3 (1) wherein 0.25
摘要翻译：本发明涉及具有铁磁特性的大孔氧化锰材料及其制备方法，更具体地说，涉及具有三维有序纳米孔的大孔铁磁性氧化锰，其通过将胶体聚合物颗粒与平均直径为在3D中几百纳米，将能够形成由以下化学式1表示的氧化锰的前体化合物的溶液浸入胶体模板的空隙中并在氧气氛中加热以分解和除去聚合物模板，以及制备相同：<？in-line-formula description =“In-line Formulas”end =“lead”？> La 1-x Ca x Sr Sr 其中0.25

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