positron annihilation spectroscopy

基本解释

The quality of the LM soap film crystal is determined by means of the positron annihilation life spectroscopy.
本文用正电子湮没寿命谱学法研究石英片上LM皂膜的晶体质量。
Nickel, electrodeposited from twelve typical plating baths, were investigated by positron annihilation lifetime spectroscopy.
应用正电子湮没寿命谱研究了十二种典型镍镀层的结构缺陷。
The free volume and cohensional entanglement structure of samples preapared under two different thermal conditions were measured by positron annihilation life spectroscopy (PALS) and DSC.
用差示扫描量热计（DSC）及正电子湮没寿命谱（PALS）方法表征了两种不同物理老化条件试样的凝聚结构以及自由体积的差别。