| 单词 | antihydrogen | ||||
| 释义 | antihydrogen
例句释义: 反氢,反氢原子 1. To make cold antihydrogen, the experimenters must slow down the antiprotons to a temperature similar to that of the positrons. 要制作冷的反氢，实验者必须将反质子减缓到与正子相近的温度。 edba.ncl.edu.tw 2. An atom of antihydrogen, for instance, is composed of a negatively-charged antiproton being orbited by a positively-charged positron. 举例来说，一个反氢原子，由带正电荷的正电子围绕带负电荷轨道运行的反质子组成。 www.astronomy.com.cn 3. All this happened inside a magnetic bottle that traps the antihydrogen atoms. 这一切都发生在一个俘获反氢原子的磁瓶里。 www.bing.com 4. Scientists have created antimatter in the form of antihydrogen, demonstrating how it's possible to capture and release it. 科学家已经创建了反氢原子形式的反物质，并证明怎样才有可能去俘获和释放它。 www.bing.com 5. The antihydrogen atoms are composed of a positron (an antimatter electron) orbiting an antiproton nucleus. 反氢原子是正电子（所谓正电子就是反物质的电子）围绕着以反质子为核心，作轨道运行所形成。 www.bing.com 6. The detectors duly observed 38 bursts of energy which the team concluded came from antihydrogen atoms hitting the wall of the trap. 探测装置准时地记录到了38次能量爆炸，该小组的结论是爆炸是反氢原子撞击容器壁所产生的。 www.ecocn.org 7. A chain of reactions, starting with a beam of laser-excited cesium atoms, transfers the positrons to the antiprotons to form antihydrogen. 一连串反应开始于以雷射光激发铯原子束，然后使正子移到反质子旁以形成反氢。 edba.ncl.edu.tw 8. Two international collaborations (ATRAP and ATHENA) used these devices to produce thousands of slowly moving antihydrogen atoms in 2002. 在2002年二个国际小组合作（ATRAP和ATHENA）用这些装置生产数以千计慢慢移动的反氢原子。 www.astronomy.com.cn 9. A strong magnet was critical to trapping antihydrogen atoms by using their small magnetic moments. 采用具有微弱磁矩的强磁体是捕获反氢原子的关键。 www.bing.com 10. Both researchers agree that producing antihydrogen atoms that are suitable for spectroscopy is the central challenge facing the groups now. 他们两人都同意，目前研究团队最主要的挑战，是制造出适合用来测量光谱的反氢原子。 edba.ncl.edu.tw 1. Antihydrogen formation in the laser-assisted positronium -antiproton collision is investigated in the first Born approximation. 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。 dictsearch.appspot.com 2. In other work, ATHENA members have examined properties of the antihydrogen production process. 在另一项工作里，ATHENA的成员检查了反氢制造过程的特性。 edba.ncl.edu.tw 3. To test whether any antihydrogen was actually formed and captured in their trap, the ALPHA team turned off its trapping magnet. 为测试是否真的形成了反氢原子并被容器捕获，阿尔法小组关闭了容器的磁场。 www.ecocn.org 4. The antihydrogen was then free to wander towards the walls, and thus annihilation. 如此一来反氢原子就解除了束缚，与容器壁自由地发生碰撞，湮灭得无影无踪。 www.ecocn.org 5. For example, any violation of the expected symmetry between hydrogen and antihydrogen would rock physics to its core. 例如，任何违反氢和反氢之间对称的期望会动摇物理学的核心。 www.astronomy.com.cn 6. Antihydrogen atoms were produced in the past by several experiments at CERN. 欧洲核子研究中心在过去的几个实验中都产生了反氢原子。 www.ecocn.org 7. In that time some of the particles get together and form antihydrogen. 这段时间内一些粒子聚合成反氢原子。 www.ecocn.org 8. Having made antihydrogen atoms, investigators face two problems: First, how do you detect the atoms, to prove that they are really there? 制造出反氢原子之后，研究者会面临两个问题：第一，怎麽侦测这些原子，证明它们真的在那儿？ edba.ncl.edu.tw 9. Antihydrogen and hydrogen atoms should have the same properties, emitting the exact same frequencies of light, for example. 反氢和氢原子应该有相同的特性，例如发出光的频率一模一样。 www.astronomy.com.cn 10. Laser-assisted Antihydrogen Formation between a Positronium and an Antiproton 激光辅助的电子偶素对反质子的反氢生成反应 www.ilib.cn |
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