查询词典 nucleon

Any of a family of subatomic particles, including the nucleon and hyperon multiplets, that participate in strong interactions, are composed of three quarks, and are generally more massive than mesons.

激子，重子微原子粒子家族中的一员，包括核子和超子多重谱线，由三夸克组成，一般比介子要重，会发生很强烈的内部反应

On the other hand, the imaginary part of our potential between kaon and nucleus is similar to that between nucleon and nucleus, but the real part of the potential between kaon and nucleus is much deeper and narrower in radial distribution.

另外，与核子-核势相比较，对于虚部势，K核的WoodsSaxon势与核子-核的很相似，但是对于实部，K核势要更深更窄一些。

The tachyon pole of σ meson propagator is avoided by introducing the linear term in the self-interaction of σ meson, and the incompressibility of nuclear matter obtained in the mean field approximation is decreased by including the vacuum fluctuation of nucleon and σ meson.

我们通过引入σ介子的自相互作用，并考虑其中的一次项，解决了σ介子传播子的快子极点问题，并降低了平均场近似得到的核物质的不可压缩系数。

By consideringthe formation time of secondary particles we have developed theparticipant nucleon model incorperating the secondary collisionsnaturally and calculated the increase of the 〓 ratio caused by thesecondary collisions of pions with target nucleons.

本论文另一研究工作就是通过考虑次级粒子的形成时间，自然地将参加者核子模型发展成为包括次级碰撞过程的模型，并根据此物理图象，计算了高能原子核一原子核碰撞过程中由于π介子与核子的次级碰撞过程而导致的次级粒子中的K+/π+比例的增加。

Dokshitzer-Gribov-Lipatov-Altarelli-Parisi equation is a standard evolution equation of partons in nucleon.

描述核子中部分子演化的标准动力学方程是Dokshitzer-Gribov-Lipatov-Altarelli-Parisi演化方程。

Dokshitzer-Gribov-Lipatov-Altarelli-Parisi equation is a standard evolution equation of partons in nucleon.

中文题名QCD演化方程中高扭度效应的研究副题名外文题名论文作者阮建红导师厉光烈研究员学科专业理论物理研究领域\研究方向学位级别博士学位授予单位中国科学院高能物理研究所学位授予日期2001 论文页码总数92页关键词量子色动力学高扭度效应馆藏号BSLW /2003 /O572 /19 描述核子中部分子演化的标准动力学方程是Dokshitzer-Gribov-Lipatov-Altarelli-Parisi演化方程。

The excluded volume effect of nucleons is studied by calculating the first order self-energy of the nucleon in nuclear matter with perturbation theory as the volume of nucleons is considered, then its influence on the equation of state of nuclear matter is discussed.

在相对论平均场框架内计算了核子体积对核物质中核子自能的一级微扰修正，并进一步讨论了这种修正对核物质状态方程的影响。

No apparatus can detect neutrinos unless it is extremely massive, because great mass is synonymous with huge numbers of nucleons, and the more massive the detector, the greater the probability of one of its nucleon's reacting with a neutrino.

没有仪器可探测到中子除非它非常之大，巨大的同时会产生很多合子，探测器越大，其合子同中子发生反应的几率也就越大。

This article applies emulsion polymerization to synthesize polyacrylate emulsion,with dyestuff bonded into polymer chains by the nucleon substitution between NH2 group in polyacrylamide monomers and the Cl group in dyestuff molecules to prepare colorful polyacrylate emulsion.

采用乳液聚合方法合成丙烯酸酯乳液后，通过用含有—NH2的单体与染料分子中的—C l进行亲核取代反应，通过化学反应直接将染料分子接到聚合物链中，得到彩色丙烯酸酯乳液。

There are several ways toobtain the DBHF self-energy from the G matrix used before, such as a simple method,where the Dirac structure of the nucleon self-energy is obtained from the momentumdependence of the single-particle energy, and a projection method.

在不同的不对称系数条件下，我们计算出的各密度处的核子平均结合能满足经验的抛物线规律，给出了密度依赖的不对称能。

The big eared hedgehog, the little owl, the sand gecko, the three-toed jerboa, and every show needs a villain - saw-scale - the viper!

大耳刺猬，小猫头鹰，沙壁虎，三趾跳鼠，每场戏都需要反派角色：蝰蛇。

Plasmodiophora brassicae ; resting spores ; density gradient centrifugation of sucrose ; ultrasonic disruption

根肿；休眠孢子；蔗糖密度梯度离心；超声波破碎