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- The time jetter of the cosmic ray detecting system is 79.5 ps. 宇宙线测量系统的时间晃动为 79.;5ps
- Scientists are using cosmic ray detectors to uncover the secrets of the earliest large metropolis of the Americas. 目前,考古学家和核物理学家们正在利用宇宙射线探测器的介子束在太阳金字塔底深处进行勘测,希望能解开这座金字塔的秘密以了解扑朔迷离的狄奥提瓦康古城。
- The number of cascade particles changes according to the incident cosmic ray energy, observation height, etc. 到达地面的簇射粒子数目会随不同因素而改变,包括原初宇宙射线的能量、观测高度等。
- Using Monte-Carlo method, the propagation of cosmic ray hadrons throughatmosphere is simulated. 用蒙特卡洛 (Monte-Carlo) 方法,模拟了宇宙线强子成分在大气中的传播。
- Ordinary cosmic rays are puny things. 普通的太空射线都是微不足道的东西。
- Sometimes, cosmic rays affect the earth. 宇宙射线有时候也会对地球产生影响。
- Further application of pulsed laser technique to the study of high energy physics and cosmic ray physics are discussed. 最后,就脉冲激光技术在高能物理和宇宙线物理研究中的进一步应用作了讨论。
- The reconstruction of shower core is one of the key works of cosmic ray experiment based on terrene. 摘要簇射芯位重建是基于地面的宇宙线观测实验的关键工作之一。
- The depthmen will measure cosmic ray penetration of the sea, radioactivity,the age of the water in the abyss. 深入海底的人将在深海测量宇宙射线对海水的穿透力、放射性活动,以及海水的年龄。
- Hence the properties, such as energy and incident direction, of the incident cosmic ray can be calculated according to data from stations. 因此,透过比较不同观测站的数据,可以推算原初宇宙射线的能量、入射方向等资料。
- The sidereal diurnal variation for TeV cosmic ray has been detected with about signal-noise ratio 4.5, with amplitude 0.10.062% and phase 0.45(1Ih). TeV宇宙线恒星日变化的信噪比为4.;5,变化幅度约为0
- The spectra of primary cosmic ray nuclei are fitted from experimental data under10~(14) eV and extrapolated to their bending energies. 拟合10~(14)eV以下初级宇宙线核成份能谱的实验数据,并将它们一直外推到发生拐折的能量。
- Cosmic rays and X-rays produce energetic electrons by ionization. 宇宙射线和X射线因其电离作用产生高能电子。
- The influence of the toward and away the Sun interplanetary magnetic field(IMF) to the cosmic ray shadow has been observed. 观测了朝向和远离太阳的行星际空间磁场对宇宙线阴影的影响,这是行星际磁场对阴影位移影响的第一次直接观测。
- Cosmic ray spallation produces some light elements such as lithium and boron.This process was discovered somewhat by accident during the 1970s. 宇宙射线散裂制造出轻的元素,像是锂和硼,这个过程是在1970年代偶然发现的。
- Isotopes of aluminum, beryllium, carbon(carbon-14), chlorine, iodine and neon, are also formed through cosmic ray spallation. 铝、铍、碳(碳-14)、氯、碘和氖的同位素都可以经由宇宙射线散裂产生。
- These cosmic rays, as they are called, consist mostly of protons. 这些被称为宇宙射线的物质主要是由质子组成的。
- When cosmic ray particles pass through the scintillator, the organic doping within is excited and hence emit ultra-violet and bluish light. 密封可避免环境光线影响光电倍增管。每当宇宙射线粒子穿透塑胶闪烁器时,闪烁器内的有机掺杂物便会受激发而放出蓝光及紫外光。
- The time variation of the cosmic ray flux is one of crucial problems in the field of cosmic ray physics, solar geophysics and astrophysics, etc. 宇宙线强度随时间的变化、时间变化的起源和与天体物理因素的联系是宇宙线物理、地球物理和天体物理学科中最复杂的问题之一,具有重要的物理意义。
- The changs of aerosol concentration and cosmic ray also affects the electric field in fair weather regions, the ground current density and the electric field. 气溶胶浓度和宇宙射线的变化也会影响到晴天区电场以及雷暴区地面电流密度和电场;