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- The time jetter of the cosmic ray detecting system is 79.5 ps. 宇宙線(xiàn)測量系統的時(shí)間晃動(dòng)為 79.;5ps
- cosmic ray isotope 宇宙線(xiàn)同位素
- Eight equations computed isotopic abundance and two equations computed isotopic abundance ratio have been given. 給出八個(gè)計算豐度公式和兩個(gè)計算同位素比公式。
- The isotopic abundance ratio and content are determined with isotopic mass-spectrometry. 文章用同位素質(zhì)譜法測定了輻照堆元件鈾的同位素豐度比和含量。
- Scientists are using cosmic ray detectors to uncover the secrets of the earliest large metropolis of the Americas. 目前，考古學(xué)家和核物理學(xué)家們正在利用宇宙射線(xiàn)探測器的介子束在太陽(yáng)金字塔底深處進(jìn)行勘測，希望能解開(kāi)這座金字塔的秘密以了解撲朔迷離的狄?jiàn)W提瓦康古城。
- The number of cascade particles changes according to the incident cosmic ray energy, observation height, etc. 到達地面的簇射粒子數目會(huì )隨不同因素而改變，包括原初宇宙射線(xiàn)的能量、觀(guān)測高度等。
- Inorganic Mass Spectrometry is preferably used each time extremely low concentrations and isotopic abundance are to be determined. 每當測定非常低的濃度和同位素豐度時(shí)總是首先使用無(wú)機質(zhì)譜法，
- Ordinary cosmic rays are puny things. 普通的太空射線(xiàn)都是微不足道的東西。
- This chapter summarizes the fundamental aspects of MS, with reference to topics such as isotopic abundance and accurate mass and resolution. 關(guān)于題目，例如同位素的豐富和準確的群眾和決定，這章總結MS 的基本的方面。
- Sometimes, cosmic rays affect the earth. 宇宙射線(xiàn)有時(shí)候也會(huì )對地球產(chǎn)生影響。
- Using Monte-Carlo method, the propagation of cosmic ray hadrons throughatmosphere is simulated. 用蒙特卡洛 (Monte-Carlo) 方法,模擬了宇宙線(xiàn)強子成分在大氣中的傳播。
- The measurement method of the isotopic abundance ratios for the nanogram samarium was performed by Finnigan MAT 262-RPQ thermal ionization mass sepctrometer. 本文簡(jiǎn)介了使用Finnigan MAT 262熱電離質(zhì)譜儀對超微量釤天然同位素豐度比的精密測定。
- Further application of pulsed laser technique to the study of high energy physics and cosmic ray physics are discussed. 最后,就脈沖激光技術(shù)在高能物理和宇宙線(xiàn)物理研究中的進(jìn)一步應用作了討論。
- 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線(xiàn)觀(guān)測實(shí)驗的關(guān)鍵工作之一。
- The depthmen will measure cosmic ray penetration of the sea, radioactivity,the age of the water in the abyss. 深入海底的人將在深海測量宇宙射線(xiàn)對海水的穿透力、放射性活動(dòng)，以及海水的年齡。
- Hence the properties, such as energy and incident direction, of the incident cosmic ray can be calculated according to data from stations. 因此，透過(guò)比較不同觀(guān)測站的數據，可以推算原初宇宙射線(xiàn)的能量、入射方向等資料。
- 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宇宙線(xiàn)恒星日變化的信噪比為4.;5，變化幅度約為0
- Cosmic rays and X-rays produce energetic electrons by ionization. 宇宙射線(xiàn)和X射線(xiàn)因其電離作用產(chǎn)生高能電子。
- The spectra of primary cosmic ray nuclei are fitted from experimental data under10~(14) eV and extrapolated to their bending energies. 擬合10~(14)eV以下初級宇宙線(xiàn)核成份能譜的實(shí)驗數據,并將它們一直外推到發(fā)生拐折的能量。
- The influence of the toward and away the Sun interplanetary magnetic field(IMF) to the cosmic ray shadow has been observed. 觀(guān)測了朝向和遠離太陽(yáng)的行星際空間磁場(chǎng)對宇宙線(xiàn)陰影的影響，這是行星際磁場(chǎng)對陰影位移影響的第一次直接觀(guān)測。
