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- Testing of the performances of the CR-39 track detector with cosmic ray heavy nuclei 用宇宙线重核测试CR-39径迹探测器性能
- The constant hailstorm of cosmic rays is not the only radiation threat, of course.The sun, too, can unleash tremendous bursts of protons and heavier nuclei traveling at nearly the speed of light. 当然，遍布太空的宇宙射线风暴并不是唯一的威胁，太阳也会释放大量质子与重原子核，以接近光速喷出。
- 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。
- The cosmic rays are mainly made up of high energy protons, plus some helium nuclei and heavy charged particles and ions, with atomic number equal to or greater than 3. 宇宙射线的主要成份是高能量的质子,其次是氦原子核及少量原子序数3或以上的重粒子和离子。
- 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。
- Effects of heavy primary nuclei of cosmic rays 宇宙线重核效应
- Ordinary cosmic rays are puny things. 普通的太空射线都是微不足道的东西。
- An atom contains a tiny heavy nucleus. 一个原子含有一个微小而重的核。
- Sometimes, cosmic rays affect the earth. 宇宙射线有时候也会对地球产生影响。
- 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。
- The results indicate that the RMF theory is well for the study of clustering in heavy nuclei. 用相对论平均场理论结合结团模型对重核结团现象进行了研究。
- 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。
- 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。
- Earlier nuclear accelerators fired beams of heavy nuclei at stationary metal targets.RHIC, in contrast, is a particle collider that crashes together two beams of heavy nuclei. 早期的原子核加速器，是用重原子核束轰击静止的金属靶，但RHIC并不一样，它是让两束重原子核互撞的粒子对撞机。
- 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。
- 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。
- In order to discriminate isobar of heavy nuclei, a projectile X-ray detection (PXD) method has been developed. Some of the applacation works using the PXD method have been carried out. 为了开展重核同量异位素鉴别方法研究,建立了入射离子特征X射线测量方法,开展了利用入射离子X射线法的应用工作。
