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1)  S-wave annihilation
S波湮灭
1.
We analyzed these events and found that in the volcanic area there existed following earthquake events,namely,S-wave annihilation ones because of volcanic activity,high frequency ones caused by volcanic micro-rupture,envelope ones produced by volcano tremor and small earthquake swarm.
5s地震事件波形进行分析发现,腾冲火山区存在火山活动所引起的S波湮灭的地震事件、火山微破裂引起的高频地震事件、火山颤动引起的包络地震事件及火山活动引起的小震群地震。
2)  annihilation [英][ə,naiə'leiʃən]  [美][ə,naɪə'leʃən]
湮灭
1.
Aphenomenological NN annihilation optential is studied within this framework.
在Glauber多重散射理论近似下,采用泡里关联的核波函数,使用一种唯象的湮灭势,对180MeV的在12C上的弹性散射微分截面,极化角分布和自旋旋转参数进行了计算。
2.
We investigate physics s properties of positronium and the way of positron - electron annihilation.
探讨正电子偶素的物理性质以及正电子—电子对的湮灭方式。
3.
The differential cross section in elastic scattering of 180 MeV antiproton by 12 C and 16 O is calculated by means of Glauber s multiple scattering theory with antisymmetric wave function A phenomenological N annihilation potential is studied in this framework The results indicate that this N annihilation potential model is in line with the experimental dat
在 Glauber多重散射理论近似下 ,采用反对称核波函数 ,使用一种唯象的 NN湮灭势 ,对 180 Me V的 p在 1 2 C和 1 6O上的弹性散射微分截面进行了计算。
3)  disappear [英][,dɪsə'pɪə(r)]  [美]['dɪsə'pɪr]
湮灭
1.
Three out of the four ancient human civilizations have already disappeared in the long history except the civilization of China .
人类四大古老文明中三种已湮灭在历史长河中 ,惟有古中华文明延续至今。
4)  electron annihilation
电子湮灭
1.
The results indicated that the dye sensitized TiO_2 extended its absorption range into the visible-light region and occured the phenomenon of the electron annihilation by organic dye sensitized TiO_2.
实验表明有机染料敏化的二氧化钛纳米晶在可见光区有非常强的光谱响应,具有荧光的染料发生电子湮灭现象。
5)  collision [英][kə'lɪʒn]  [美][kə'lɪʒən]
碰撞湮灭
1.
Numerical experimental study of collision-annihilate of pair of spiral waves in cardiac excitable media;
心肌可激媒质中一对螺旋波的碰撞湮灭的数值实验研究
6)  annihilation operator
湮灭算子
1.
In this paper , the algebras SU(2) and SU(1,1) and the quantum algebras SU q(2) and SU q(1,1) are respectively realized by using only one pair of boson creation and annihilation operators a + and a,and one pair of q-boson creation and annihilation operators a + q and a q.
只用一对玻色子的产生和湮灭算子a+、a实现了SU( 2 )和SU( 1,1)代数 ;只用一对q玻色子的产生和湮灭算子a+q 、aq 实现了SU2 ( 2 )和SU2 ( 1,1)代数 。
补充资料:湮灭
分子式:
CAS号:

性质:物理学中指粒子与反粒子碰撞时放出能量而消失的反应。在光化学中指同时处于电子激发态的两个原子或分子通过相互作用(如碰撞),产生一种处于电子激发态的原子或分子,而另一种则变为处于基态的现象。这种现象有时可以看成是一种能量汇集的现象。在光化学中典型的例子有三线态-三线态湮灭、单线态-单线态湮灭等。如果作用粒子为正电子则称为正电子湮灭,该技术主要用于材料科学与技术中。

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