invar相关论文
<正> Ⅰ. INTRODUCTIONIt is well known that the load characteristic, the external disturbance and the cross-linking effec......
本文应用“固体与分子的经验电子理论”对面心立方Fe-Ni合金进行了分析,得出了价电子结构随Fe含量变化的演变关系。不仅满意地解释......
研究了γ-Fe-Mn-Al-Cr(Mnl8.6—25.6,A10—9.8,CrO—5.7at.-%)合金中磁化率x,弹性模量E及电阻率p与温度T的关系.实验结果揭示该合......
Several novel C-pseudonucleosides containing thiazolidin-4-one and phenyl connected by acetamide bond were rationally de......
Lattice vibration and thermodynamical properties of a single-layer graphene in the presence of vacan
The phonon density of states(PDOS) and the thermodynamical properties including the heat capacity, the free energy,and t......
纯平面显像管是由纯平面屏幕,屏幕内侧的荧光粉层、荫罩板(Mask)、电子枪和安全架等组成。其中,荫罩板在保证显示效果方面起着举......
The white noise deconvolution or input white noise estimation problem has important applications in oil seismic explorat......
In order to ensure the rotational invariance of the one-center-two-electron integrals in the INDO method including f or......
EIGHT-POINT STRAIGHT-LINE-NET-DIAGRAMS OF BINARY SIX-PHASE (n+4) MULTISYSTEMS (Ⅰ)——DERIVATION FROM N
The 9-point closed-net-diagrams of binary 6-phase multisystems contain 2 basic types ofnon-straight-line portions. Only ......
Optical anisotropy and the direction of polarization of exciton emissions in a semiconductor quantum
The dependence of the directions of polarization of exciton emissions, fine structure splittings(FSS), and polarization ......
用激光单频干涉条纹计数方法测量长度需要设置相应长度的导轨和具备适宜的测试环境。这里介绍的光学倍乘干涉原理是一种不需要长......
Ｉｎｖａｒ合金一瞥通常称之为殷钢的Ｎｉ－Ｆｅ合金Ｉｎｖａｒ，从其面世至今整整经过了１００年。由于它的热膨胀系数极低，所以又被叫做不胀钢。Ｉｎｖａｒ具有良好的轧制性能和可焊......
本文用Mssbauer谱学分析了Fe-Ni Invar合金的磁结构特征,以及掺加稀土Pr对合金结构、性能的影响。实验表明:Fe-Ni Invar合金中共......
Measurements of magnetic susceptibility in mechanically alloyed Fe-Ni Invar alloys were taken under pressures up to 7.5G......
The process of electron beam vacuum deposition of the Fe–(35–38 wt%)Ni alloys at substrate temperatures Ts from 300 to......
The process of electron beam vacuum deposition of the Fe–(35–38 wt%)Ni alloys at substrate temperatures Ts from 300 to......
对粉末冶金制备的Cu/Invar复合材料,进行变形量至70%的轧制及750°C退火处理,研究在此工艺过程中复合材料物相、组织结构及性能的......
A Fe-Ni soft magnetic film was prepared in sulphate solution by electroplating. The influences of the molar ratio of n[F......
How to quantitatively evaluate the maturity of crude oils is still an open question. Mango discovered a remarkable compo......
研究了作晶态Ｆｅ_（９０－ｘ）Ｃｏ_ｘＺｒ_（１０）合金的磁体积效应和广义声子谱．通过热膨胀测量和磁测量给出了自发体积磁致伸缩ωｓ和平均磁矩μ_（ＦｅＣｏ）与平均价电子数Ｎ_（ｅｆｆ）的......
The thermochemical properties of rare earth Invar alloys were inverstigated by using a high temperature calorimeter. The......
制备了稀土Invar（因瓦）合金YFe12-xVx（x＝1．6，2．0；2．4，2．8，3．2）和SmFe12－xVx（x=2.4,2.8）采用电动势法以CaF2单晶作为固体电解质，测定了钇和钐在相应合......
采用商用FeNi30及FeNi50合金粉为原料通过机械合金化(MA)合成纳米晶Invar合金(FeNi36)粉体,研究了不同球磨时间的Invar合金粉体的......
Theoretical investigation of the phase equilibria of the Fe-Ni alloy has been performed by combining the FLAPW total ene......
The influence of solid-solution temperature on the dissolution of carbide precipitates, the average grain size and the m......
Effect of Solid Solution Treatment on Microstructure of Fe-Ni Based High Strength Low Thermal Expans
The influence of solid solution treatments on the dissolution of carbides precipitates,the grain size,and the hardness o......
Brazing of micrograin-filled quartz fiber reinforced silica composites and Invar using Ag-21Cu-4.5Ti
Brazing of quartz fiber reinforced silica composites (QFSC) to Invar alloy was carried out in a vacuum at 1173 K for 10 ......
采用Ag-21Cu-4.5Ti钎料对表面沉积了CaCO3颗粒的石英纤维复合材料(QFSC)与因瓦合金(Invar)进行了钎焊试验,结果表明,在1173K保温10......
为了研究Invar36合金搅拌摩擦焊焊缝的低温韧性,采用小冲杆试验方法(small punch test)对焊接速度2 mm/s,搅拌头旋转频率200～1 000 ......
The effect of Ce,La and mischmetal on the solidification structure of Fe-36Ni invar alloy was investigated.The results s......
1 Introduetion At finite baryon densities,the underlying theory ofstrong interaetion,QCD,15 not solvable in the nonPertu......
Analysis of the current density characteristics in through-mask electrochemical micromachining(TMEMM
Invar alloy consisting of 64% iron and 36% nickel has been widely used for the production of shadow masks for organic li......
在室温至900℃温度范围内、不同初始应变速率(8×10~(-5)、8×10~(-4)和8×10~(-3)s~(-1))下,利用单向拉伸实验研究了温度与应变速......
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A normalized measure is established to provide the quantitative information about the degree of observabil-ity for the d......
Consensus algorithms in multiagent cooperative control systems with bounded control input are studied in this paper.Cons......
This paper analyzes the geometric quantities that remain unchanged during parallel mapping (i.e., mapping from a referen......
Composites are widely applied to the manufacturing of aircraft in aviation.Forming of large-scale composite component in......
针对数字图像内容认证的问题,提出了一种基于Radon变换域的鲁棒图像Hash算法。该算法在Radon变换域提取图像平移、缩放不变的矩特......
Rare earth master alloy is one of the most im-portant rare earth products in China.The output ofrare earth ferrosilicon ......
研究了具有与时间相关的外力驱动的非自治强阻尼梁方程的渐近行为。当与时间有关的外力是平移紧的时候,首先利用算子半群理论证明......
以ARJ翼梢小翼复合材料模具制造为出发点,分析了翼梢小翼结构特点,论证了前梁、蒙皮复合材料模具设计方案。从理论上估算由于Q235......
图像的形状是描述图像的重要视觉和语义特征,可通过图像中像素点的区域分布表现出来。为了对二值图像进行有效检索,提出了一种基于......
利用投影理论及矩阵的谱分解方法,给出了有约束的生长曲线模型中协方差阵∑及tr(C∑)在一定条件下的最小二乘估计.......
