质子
- proton;hostage;hydrion;uron;merron
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(1) [proton]∶一种与氢原子核相同的基本粒子;它和中子都是所有其他原子核的组成部分,它带有一个在数值上等于电子电荷的正电荷,并具有1.67210 -24 克的质量
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(2) [hostage]∶古时派往别国做人质的人,多为王子或诸侯之子
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质子是物质的基本粒子。
A proton is an elementary particle of matter .
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目前还没有人知道质子里面的这三个夸克为什么会结合在一起。
At present nobody understands why these three quarks which are in the proton are bound together
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原子簇是由中子和质子构成的。
Each atomic cluster is made up of neutrons and protons .
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质子的质量几乎是电子的2,000倍。
Protons are nearly 2000 times as heavy as electrons .
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在原子核里,中子和质子是结合在一起的。
Neutrons and protons are bound together in the nucleus of an atom .
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一个原子本身就是一个完整的整体,包括电子、质子、中子及其他元素。
An atom itself is a complete whole , with its electrons , protons and neutrons and other elements
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30年前,科学家们提出了质子和中子是由三种更小的粒子组成的理论。
30 years ago , scientists came up with the theory that protons and neutrons are composed of three smaller particles .
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电子带负电荷,质子带正电荷。
An electron has a negative charge , a proton has a positive charge .
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当碱加到这类化合物中,将发生一系列质子离解作用。
When alkali is added to such compounds a series of proton dissociations occurs .
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狄喇克的理论还预言有一种质子的姐妹粒子,带负电荷,叫做反质子。
Dirac 's theory also predicted a negatively charged sister for the proton , called the antiproton .
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后面将会看到,胶子对于质子内夸克的动力学机制来说是必需的。
We shall see later that gluons are essential to the dynamics of the quarks inside the proton .
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从本质上看,粘土矿物具有催化性质,这是因为粘土矿物在反应过程中能放出质子或接受电子。
Essentially the catalytic properties of clay minerals arise because of their ability to donate protons or accept electrons in reaction mechanisms .
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中子和质子构成了原子核
The neutrons and protons form the core of the atom .
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电子是带负电荷的,质子是带正电荷的
Electrons are negatively charged with electricity , protons are positively charged .
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P-D背散射截面及质子在固体中的多次散射
P-D back-scattering cross sections and the multi-scattering of protons in solid
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倍频移相扫描法电光采样测量质子轰击GaP电光采样测量
The electro optic sampling measurement with multiple frequency phase shift scanning method
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Ep≤300MeV质子-铅核核反应微观截面的理论计算
Theoretical calculations for proton Pb nucleus reaction cross sections with e_p ≤ 300 MeV
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基于Windows下的质子在物质中运动的模拟程序
Simulation program of proton movement in materials based on Windows
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掺杂Ni(OH)2的质子扩散系数
The Proton Diffusion Coefficient of Doped Ni ( OH ) _2
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中能质子在Si和GaAs中导致的非电离能损研究
Non-ionizing Energy Loss of Middle Energy Proton in Si and GaAs
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磁共振氢质子波谱序列PRESS和STEAM比较
A comparative study of PRESS and STEAM in diagnosis of brain tumors with proton magnetic resonance spectroscopy
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一个计算次甲基质子NMR化学位移的经验式
An empirical formula for calculating NMR chemical shift of methine protons
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小白鼠肌肉组织的NMR质子自旋交换分析
NMR proton spin exchange analysis on healthy fresh mouse muscle tissues
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格栅MIS太阳电池的SiO中注入质子的研究
An investigation of proton implantation in grate inversion layer MIS solar cells
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介绍利用中子转移反应和镜像核的电荷对称性来间接研究丰质子核的(p,γ)反应。
An indirect method that using neutron transfer reaction and charge symmetry of mirror nuclei , was introduced to study ( p ,γ) reactions on proton rich nuclei .
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本实验还确定了5mol%MgO:LiNbO3晶体X切型和y切型基片的扩散参数和质子交换激活能。
Diffusion parameters and proton-exchange activation energy for x-cut and y-cut 5mol % MgO : LiNbO_2 substrates are determined in the study .
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质子激发X射线荧光法测定高纯空气中痕量金属杂质Cr、Cu、Fe、Zn
Determination of Trace Elements Cr , Cu , Fe and Zn in High Purity Air by Proton Induced X-Ray Emission Method
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动量空间中能质子-~(12)C弹性散射截面和自旋量的研究
A study of the cross sections and the spin observables for proton - ~ ( 12 ) C elastic scattering in momentum space in the intermediate energy region
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无机质子导体SnP2O7及其复合膜
Inorganic Proton Conductor SnP_2O_7 and Its Hybrid Membranes
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氢燃料电池电解质P2O5-SiO2快质子导电玻璃的Sol-Gel法合成
Sol-Gel Synthesis of Super Proton - Conducting Phosphosilicate Glass as a Hydrogen Fuel Cell Electrolyte