positronium相关论文
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为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
Effect of Conductive Fillers on the Cyclic Stress-Strain and Nano-Scale Free Volume Properties of Si
The effect of carbon black(CB) and graphite(G) powders on the macroscopic and nano-scale free volume properties of silic......
We present an approach to solve Bethe-Salpeter (BS) equations exactly without any approximation if the kernel of the BS ......
本文利用等效势模型计算了投射能量为0.1ev—16.0ev 的正电子与氦原子弹性碰撞总截面、我们的计算结果与实验符合的很好。......
采用化学分析正电子湮没谱（PASCA）技术研究正电子素（ο-Ps）在MoNi／Al2O3加氢催化剂上的反应动力学。在20～100℃、1×10^-5Pa真空度下......
正电子偶素o-Ps是由电子和正电子组成的纯轻子束缚系统,o-Ps在真空中的寿命可由量子电动力学进行精确的理论计算,但长期以来理论值......
在一级玻恩近似下, 研究了在激光辅助的电子偶素-反质子碰撞中的反氢合成. 发现在小角范围内, 平行于电子偶素入射方向极化的激光......
Positron lifetime measurements have been made in natural polymer-Nistari silk fibers as a function of isochronal anneali......
The inelastic scattering of positrons by excited lithium alkali atoms Li*(2p) have been investigated within the frame wo......
An attempt to predict the new atomic dark matter lines is done on the example of a dark lepton atom-positronium. Its Lay......
An attempt to predict the new atomic dark matter lines is done on the example of a dark lepton atom-positronium. Its Lay......
A brief survey is made to highlight the recent interests in positron, positronium and antimatter physics. Positron is th......
I describe a method for the observation of Positronium (Ps) involvement in the solar radiation spectrum. In this method,......
I describe a method for the observation of Positronium (Ps) involvement in the solar radiation spectrum. In this method,......
采用正电子湮没技术研究３×１０＾２０／ｃｍ＾２中子注量，Ｅｎ≥１ＭｅＶ快中子辐照在α－Ａｌ２Ｏ３中产生的辐照效应，实验发现α－Ａｌ２Ｏ３在辐照后的８５０℃退火形成尺寸约为０．７ｎｍ的空洞。......
用正电子素Ｏ－Ｐｓ研究心亚甲兰为光敏剂在甲醇和水体系中激光诱导单态氧＾１Ｏ２的形成，理论推导了一Ｏ－Ｐｓ湮没率的改变与亚甲兰浓度之间的关系，经与实验......
测量了92—150K温度范围内具有饱和蒸气压的高纯液态甲烷中正电子寿命谱随温度的变化。实验测得的正电子素形成率约36%,且正—正电......
Based cn the relativistic Bethe-Salpeter (BS) equation, the positronium wavefunctions in Euclidean momentum space are ob......
