1) activity of Cs
铯活度
2) cesium-oxygen activation
铯氧激活
1.
Arrayed cold cathodes of shallow Si p-n junctions wcre fabricated by ion implantation,rapid thermal annealing,vacuum clean treatment and cesium-oxygen activation,with the maximum electron emission efficiency of 16%.
采用离子注入和快速退火法可制备Ｓｉ浅ｐ－ｎ结阵列，通过真空清洁处理和铯氧激活后制成阵列式Ｓｉ浅ｐ－ｎ结雪崩冷阴极，其最高电子发射效率为１６％。
3) position cesium density
方位铯密度
1.
Analyzed is feasibility to identify the fluid property with the following 3 methods:①dual-frequency resistivity method;②position cesium density-thermal neutron porosity method and ③GR-Σ method.
介绍了在四川广安地区应用EcoScope多功能随钻测井资料判别储层流体性质的方法,探讨了双频电阻率绝对值法、方位铯密度和热中子孔隙度重叠法、GR-Σ交会法3种新方法在水平井中判别流体性质的可行性。
4) Cesium
[英]['si:zjəm] [美]['siziəm]
铯
1.
Cesium Ion-selective Electrodes Based on Four Bis-crown Ethers;
四种双冠醚的铯离子选择电极
2.
Study of Cesium Recovery with Zirconyl Phosphate-Amonium Molybdophosphate Complex Ion Exchanger;
磷酸锆-磷钼酸铵复合离子交换剂提取铯
3.
Studies on extraction of cesium by bis-[4(5),4′(5′)-alkanoylbenzo]-21-crown-7;
4(5),4′(5′)二烷酰基二苯并-21-冠-7萃取铯的研究
5) Cs
['si:,es]
铯
1.
Progress of the Separation of Rb and Cs from Brine;
卤水中分离提取铷、铯的研究进展
2.
Adsorption of Cs Ion by Inorganic Ion Exchange Material;
无机离子交换材料对废水中铯的吸附研究
3.
Promoting Effects of Cs on Silver Catalyst;
铯对银催化剂的助催化作用
6) Caesium
[英]['si:ziəm] [美]['sizɪəm]
铯
1.
Study on the Determination of Trace Caesium in Bittern by Extraction Separation Graphite Furnace Atomic Absorption Spectrometry;
萃取分离-石墨炉原子吸收光谱法测定盐卤中痕量铯的研究
2.
Caesium is one of the radio-contaminants discharged from nuclear power plants.
铯是核电站排放的放射性物质之一。
3.
The steam moisture was determined indirectly by determination of caesium concentrations in the recirculated water and feedwater in steam generator by the graphite furnace atomic absorption spectrometry.
利用石墨炉原子吸收光谱法测定蒸汽发生器循环水和蒸汽冷凝水中的铯而间接测定蒸汽含水率。
补充资料：表面活度计量
表面活度计量
area-activity measurement
boa飞lian hL汇心u JIliang表面活度计.(~一activityn丫努ISurelr犯nt)对平面源表面放射性活度(表面粒子.数或表面粒子发射率)，即单位面积在既球面度(立体角)内发射的粒子(。或p射线)数的测量。单位是‘’·cm一2，只能用于辐射防护中使用的发射。射线或p射线的平面源。 常用的测量方法是2二计数法、2邓计数法。将放射性物质电沉积在平面金属衬托板上，经校准成为标准平面源。常用的放射性核素有脚几、洲人m、洲叭、如Sr+如Y和I4C，其放射性活性面积可达100~x150~。(吕维纯李莱)
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