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1)  Ce 0.8 Nd 0.2 O 2-δ
Ce0.8Nd0.2O2-δ
2)  deta-sigma
Δ-∑
3)  oxygen-deficient nickel ferrite
NiFe2O4-δ
1.
5 g,the optimum reduction condition for the preparation of oxygen-deficient nickel ferrite,NiFe2O4-δ,reduced by H2 was as follows: reduction temperature was 320 ℃,H2 flow rate was 40 mL/min and reduction time was 3 h.
采用柠檬酸络合法制备NiFe2O4,运用XRD、DTA-TG等手段对其结构进行表征,并探讨还原条件对NiFe2O4-δ的结构稳定性及其催化分解CO2成C反应活性的影响。
4)  δ phase
δ相
1.
The precipitation behavior of δ phase, γ ′′ and γ ′ phase was studied through adjusting precipitated strengthening elements Al, Ti and solution strengthening element W in 718 alloy.
通过对718合金中沉淀强化元素Al,Ti以及固溶强化元素W含量的调整,研究了δ相形成规律及合金中γ′′/γ′复合析出组织的形成条件,同时分析了合金的微观组织与力学性能之间的关系。
2.
It is shown that the addition of Ti and Al can evidently decrease the oxidation rates of alloy,and both Nb-15Ti-11Al and Nb-30Ti-15Al(β+δ) show superior oxidation resistance than Nb-35Ti-6Al(β) which may be attributed to the decreased solubility and diffusion of oxygen in δ phase.
研究表明,元素Ti和Al的加入能有效改善合金的抗氧化性能,合金中δ相的存在降低了氧的溶解度,同时抑制氧的扩散,因而两相合金Nb-15Ti-11Al和Nb-30Ti-15Al(β+δ相)抗氧化性能优于单相合金Nb-35Ti-6Al(β相)。
5)  La_(0.8)Sr_(0.2)MnO_(3-δ)
La0.8Sr0.2MnO3-δ
6)  δ' phase
δ'相
1.
A small angle X-ray scattering (SAXS) technique was used to characterize the interfaces between the δ′ phase and matrix in 2091 Al-Li alloy aged at 150 ℃ for different times.
采用小角X射线散射技术对2091Al-Li合金时效过程中δ′相的生长机制和相界特性进行了研究。
2.
The formation and the coarse of δ′ phase in 1420 Al-Li alloy treated by retrogression and reaging were investigated by means of small angle X-ray scattering (SAXS) technique.
采用小角 X射线散射技术研究了回归再回火处理 1 42 0铝锂合金 δ′相的形成和粗化 。
3.
Small angle X ray scattering (SAXS) technique was used to research the interfacial characteristic between δ′ phase and matrix in 8090 Al Li alloy aged at 160 ℃ for several times.
采用小角X射线散射技术研究8090Al-Li合金回火析出δ′相的相界特征。
补充资料:airedale violet nd
CAS:2586-60-9
分子式:C32H22N6Na2O8S2
分子质量:728.69
中文名称:直接紫N;直接青莲N;直接紫 N;直接青莲 N
英文名称:Direct violet N;C.I. Direct violet 1;airedale violet nd;amanil fast violet n;atlantic violet n;atul direct violet n;azocard violet n
性状描述:红褐色粉状物。溶于水呈深枣红色至紫色,也溶于溶纤素,不溶于其他有机溶剂,微溶于乙醇呈红光紫色。遇浓硫酸呈深蓝色,稀释后旦暗紫色;遇浓硝酸呈红棕色。其水溶液加浓盐酸有紫色沉淀,加浓氢氧化钠液有紫酱色沉淀,用于对纤维素类纤维染色时,染料吸尽性好,温度在100℃亲合力最大。
生产方法:由联苯胺重氮化后与γ酸进行偶合,再经盐析;过滤及干燥而得。原料消耗(kg/t)联苯胺(100%) 100γ酸 260纯碱(工业) 35氢氧化钠(100%) 65亚硝酸钠 80盐酸(31%) 190碳酸氢钠 110乙酸钠(58-60%) 50元明粉 100
用途:该品主要用于棉;粘胶等纤维素纤维和染色,也可用于蚕丝;锦纶及锦/粘混纺织物的染色,还可用于皮革;纸张和生物的染色。该品用于棉;粘胶织物染色后,经脲醛树脂整理,色泽显著转蓝,经固色剂M处理,色泽显著转黄。该品还可用于棉;粘胶织物的直接印花,也可作拔染印花的地色。该品色光鲜艳,用途广,除单独使用外,常与直接红;蓝;棕;灰等染料拼色。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条