1) 40Ar/ 39Ar dating
氩-氩年代学
2) Ar-Ar age
氩-氩年龄
3) potassium-argon age method
钾氩年代测定法
4) argon
[英]['ɑ:ɡɔn] [美]['ɑrgɑn]
氩
1.
Thermal conductivity of single-wall carbon nanotubes filled with argon;
填充氩后单壁碳纳米管的导热系数
2.
Clinical Study on the Relationship Between Ice Ball Size and Freezing Time in Argon-Helium Cryoablation;
氩氦刀冷冻时间与冰球大小的临床研究
3.
Clinical effect of argon plasma coagulation in endoscopic treatme nt of Barrett esophagus;
氩离子凝固术治疗巴瑞特食管的临床观察
5) Ar
氩
1.
The research about the wettability time-effect of the cotton treated by the Ar plasma jet in the atmospheric pressure;
等离子体喷枪氩等离子体辐照棉织物后亲水性“即时效应”的研究
2.
Light emissions from Na and K vapors was observed in the lower temperature than 1 000 K when Ar or He gas flows around Na or K.
将钠和钾加热到一定的温度以上并使稀有气体的氩气或氦气在其周围以一定的速度流动 ,就可以观察到这些梯度诱发的萤光 ,其发光机理有待研究。
6) Ar Ar dating
氩-氩年龄测定
补充资料:大气氩
分子式:
CAS号:
性质:地球大气圈中所含的氩。其体积占大气圈总体积的0.933%,由三种稳定同位素40Ar,38Ar,36Ar组成,其丰度分别为99.6%,0.063%和0.337%,其40Ar/36Ar=295.5。在同位素地质年龄测定中,必须扣除由大气氩混入而增多的那一部分40Ar,而获得正确的年龄。
CAS号:
性质:地球大气圈中所含的氩。其体积占大气圈总体积的0.933%,由三种稳定同位素40Ar,38Ar,36Ar组成,其丰度分别为99.6%,0.063%和0.337%,其40Ar/36Ar=295.5。在同位素地质年龄测定中,必须扣除由大气氩混入而增多的那一部分40Ar,而获得正确的年龄。
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