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反粒子

[fǎn lì zǐ]

Chinese-English

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Definition:
AllAll,antiparticleantiparticle,antiparticlesantiparticles,antiparticeantipartice,anti-matteranti-matter
Category:AllAll,OralOral,WrittenWritten,TitleTitle,TechnicalTechnical
Source:AllAll,DictionaryDictionary,WebWeb
Difficulty:AllAll,EasyEasy,MiddleMiddle,HardHard
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1.
So, the antiparticle of the normal electron is called the positron, as it has a positive charge, but the same mass as the electron.
这样，正常电子的反粒子叫做正（阳）电子，如同它有一个阳电荷一样，但是与电子的质量一样。
zhè yàng , zhèng cháng diàn zǐ de fǎn lì zǐ jiào zuò zhèng ( yáng ) diàn zǐ , rú tóng tā yǒu yī gè yáng diàn hé yí yàng , dàn shì yǔ diàn zǐ de zhì liàng yí yàng 。
www.astronomy.com.cn
2.
But this effect is balanced out by the anti-X particle, which tends to decay more often to "hidden" antiparticle pairs than to antineutrons.
但是这个现象被反”X“粒子抵消了：反”X“粒子更倾向于衰变为未知的两种反粒子而不是反中子。
dàn shì zhè ge xiàn xiàng bèi fǎn " X " lì zǐ dǐ xiāo le : fǎn " X " lì zǐ gèng qīng xiàng yú shuāi biàn wèi wèi zhī de liǎng zhǒng fǎn lì zǐ ér bú shì fǎn zhōng zǐ 。
article.yeeyan.org
3.
But this did not happen, there was a tiny deviation of one extra particle of matter for every 10 billion antimatter particles.
但是，这并没有发生，有一个微小的偏差的一个额外的物质粒子，每百点零零零亿反粒子。
dàn shì , zhè bìng méi yǒu fā shēng , yǒu yī gè wēi xiǎo de piān chā de yī gè é wài de wù zhì lì zǐ , měi bǎi diǎn líng líng líng yì fǎn lì zǐ 。
blog.sina.com.cn
4.
At the quantum scale, virtual pairs consisting of a particle and its antimatter equivalent are constantly popping into existence.
从量子层面来说，空间中一直不断出现由一个正粒子和与其对应的反物质组成的反粒子虚偶。
cóng liàng zǐ céng miàn lái shuō , kōng jiān zhōng yì zhí bú duàn chū xiàn yóu yī gè zhèng lì zǐ hé yǔ qí duì yìng de fǎn wù zhì zǔ chéng de fǎn lì zǐ xū ǒu 。
www.ecocn.org
5.
That leaves CPT symmetry: the equivalent of what you would see if you watched a movie that starred antiparticles run backward in a mirror.
最后，剩下CPT对称：就像如果电影里的演员是反粒子，然后你透过镜子，观看倒著放的电影。
zuì hòu , shèng xià CPT duì chèn : jiù xiàng rú guǒ diàn yǐng lǐ de yǎn yuán shì fǎn lì zǐ , rán hòu nǐ tòu guò jìng zi , guān kàn dǎo zhù fàng de diàn yǐng 。
edba.ncl.edu.tw
6.
More than 200 subatomic particles have been detected so far, and most appear to have a corresponding antiparticle (see antimatter).
至今已经检测到200多种亚原子粒子，大多数都有相应的反粒子。
zhì jīn yǐ jīng jiǎn cè dào èr bǎi duō zhǒng yà yuán zǐ lì zǐ , dà duō shù dōu yǒu xiāng yìng de fǎn lì zǐ 。
www.tdict.com
7.
This property, often called " helicity , " serves to differentiate the neutrino from its antiparticle .
这种性质通常称为“螺旋性”，可以用来区分中微子和它的反粒子。
zhè zhǒng xìng zhì tōng cháng chēng wéi " luó xuán xìng " , kě yǐ yòng lái qū fēn zhòng wēi zǐ hé tā de fǎn lì zǐ 。
www.ecd123.com
8.
Some radioactive substances emit positrons, the antiparticles to electrons, and are used in PET (positron-emission tomography) scans.
有些放射性物质会放出正子，它是电子的反粒子，已经应用于正子断层扫描（PET）。
yǒu xiē fàng shè xìng wù zhì huì fàng chū zhèng zǐ , tā shì diàn zǐ de fǎn lì zǐ , yǐ jīng yìng yòng yú zhèng zǐ duàn céng sǎo miáo ( PET ) 。
edba.ncl.edu.tw
9.
Particles and antiparticles could still collide, however, since gravitational repulsion is much weaker than electrical attraction.
粒子与反粒子仍然存在碰撞的机会，因为万有斥力要比电极引力弱得多。
lì zǐ yǔ fǎn lì zǐ réng rán cún zài pèng zhuàng de jī huì , yīn wèi wàn yǒu chì lì yào bǐ diàn jí yǐn lì ruò de duō 。
article.yeeyan.org
10.
DIRECT TESTS FOR CPT violation can be performed by comparing properties of particles and antiparticles .
要直接测试CPT违逆，可以利用粒子与反粒子间的比较。
yào zhí jiē cè shì CPT wéi nì , kě yǐ lì yòng lì zǐ yǔ fǎn lì zǐ jiān de bǐ jiào 。
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