材料期刊网

Monophthalocyanine complexes of samarium and terbium with axial ligands:synthesis, structure and optoelectronic properties

Alexander A Maleev , Anatoly P Pushkarev , Vasily A Ilichev , Mikhail A Lopatin , Maxim A Samsonov , Georgy K Fukin , Georgy L Pakhomov , Vladislav V Travkin , Ivan D Grishin , Mikhail N Bochkarev

稀土学报(英文版) doi:10.1016/S1002-0721(14)60189-7

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K金首饰走俏市场

黄晓霞

黄金 doi:10.3969/j.issn.1001-1277.2004.11.018

以金合金为基体材料或镶嵌各种人工合成宝石而加工制作的K金首饰在颜色、品种、款式等方面都优于纯金首饰,并随着设计及加工工艺水平的不断提高,K金首饰以其个性化、艺术化的创意在市场的...

关键词: 纯金首饰 , K金首饰 , 款式 , 首饰设计 , 制造工艺

K*(892)电磁质量反常

闫沐霖

原子核物理评论 doi:10.3969/j.issn.1007-4627.2001.04.010

电中性的K(892)电磁质量可以大于带电荷的K(892). 这是异乎寻常的现象, 将被称为K-电磁质量反常....

关键词: 电磁质量劈裂 , BES实验 , 介子共振态

K-cor夹层结构制备工艺

段沐枫 , 李宁 , 郑莹莹 , 肖军 , 李勇

宇航材料工艺

K-cor是应用Z-pin增强技术的一种新型高性能结构.本文以NHZP-1树脂为基体研究适合K-cor结构的半固化Z-pin拉挤工艺,得到固化度为51.25％的Z-pin为满足...

关键词: 复合材料 , 半固化Z-pin , K-cor夹层结构 , 制备工艺 , 力学性能

(da)/(dN)与K_1间关系的探讨

陈篪

金属学报

本文证明我们所建议的关系: (da/dN)-C[(△K)~2-K_2~2/K_1~2-(△

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Electronic structure and transport properties of K-doped blue bronze Rb0.15K0.15MoO3

Materials Letters

Single crystals of K-doped blue bronze Rb0.15K0.15MoO3 and Rb0.3MoO3 have been investigated by measurements of the X-ray photoemission spectrum (XPS), electrical resistivity and thermoelectric power, respectively. Analysis of the XPS data...

关键词: blue bronze;charge-density-wave;electronic structure;nonlinear transport;k0.30moo3;tl0.3moo3;k0.3moo3;moo3

The effect of yttrium addition on the isothermal oxidation behavior of sputtered K38 nanocrystalline coating at 1273 K in air

Surface & Coatings Technology

The influence of various amounts of Y addition on the isothermal oxidation behavior of sputtered Ni-based superalloy K38 nanocrystalline coating at 1273 K was investigated. The result indicated that the addition of 0.05 and 0.1 wt.% Y in ...

关键词: high temperature oxidation;nanocrystalline coating;reactive-element;superalloy;high-temperature oxidation;oxide scales;percent y2o3;alloys;k38g;superalloy;resistance;diffusion;corrosion;growth

Influence of cyclic frequency on oxidation behavior of K38 superalloy with yttrium additions at 1 273 K

稀土学报(英文版)

Cyclic oxidation test is a fundamental method to assess lifetime of materials in high temperature environment. Cycle length or cyclic frequency is one important variable in cyclic oxidation testing. In present work, cyclic oxidation tests were performed on cast K38 all...

关键词: K38 superalloy;yttrium;cyclic oxidation;cyclic frequency;rare earths;high-temperature oxidation;adhesion;segregation;scales;spallation;chromia;alloys;growth;oxides

ANOMALIES AROUND T=270K OBSERVED IN POTASSIUM BLUE BRONZE

Physics Letters A

Except for a Peierls transition at T(p) = 180 K, a new transition around T = 270 K in K0.3MoO3 single crystals has been found as evidenced by the anomalies in electrical, magnetic and thermodynamic propertie...

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K_Ⅰ,K_Ⅱ复合型裂纹的脆性断裂

高桦 , 王自强 , 杨成寿 , 周爱华

金属学报

本文用三点弯曲和四点弯曲试样,在K_Ⅱ/K_Ⅰ=0—14的范围内,对GC-4超高强度钢、30Cr2MoV中强度转子钢和稀土球墨铸铁进行了线弹性平面应变复合型脆断试验。结果表明:...

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