相互作用玻色子模型(ibm)已经成功描述了中重核的集体激发。
The interacting boson model (IBM) has been successful in the description of nuclear collective excitation of medium and heavy nuclei.
通过对一系列核的计算表明，该程序可以较好地预言中重核核反应激发函数。
Many calculation results show that the code can do fair predictions of the nuclear reaction cross sections for the medium heavy nuclei.
核裂变只能在某种类型的重核及不稳定核素内发生，如铀- 235及钚- 239。
Nuclear fission can only occur in some types of heavy and unstable nuclei such as in the uranium -235 and plutonium -239.
通过观察和分析重核和超重核中量子谱的统计性质，研究有限物理体系中量子混沌的一些问题。
Some aspects of quantum chaos in a finite system had been studied based on the analysis of statistical behaviors of quantum spectra in heavy and superheavy nuclei.
计算结果表明，J粒子在轻核上的散射，没有出现第二个衍射峰；而J粒子在重核上的散射出现第二个衍射峰。
The calculation result shows that for the scattering on light nucleus, there is no second diffractive maximum, but on heavy nucleus, there is a second diffractive peak.
介绍并讨论了研究超重核合成的主要理论模型以及近年来在研究重核熔合机制和超重核合成理论模型方面的进展。
The theoretical models for investigating the fusion mechanism of heavy nucleus collisions and calculating the formation cross sections of superheavy nuclei have been introduced.
从多次散射的理论框架，获得反质子的光学势，这一光学势能很好地描述从轻核至重核在整个能区的弹性散射实验。
From the framework of the multiple scattering theory, we obtain the antiproton-nucleus optical potential that can best describe the experimental elastic scattering data.
结果显示，在重核从接触到复合核形成的过程中，颈部自由度和径向自由度可能会同时遇到由于内侧位垒引起的熔合阻止。
It appears that the neck and the radial degrees of freedom might both be hampered by an inner potential barrier on their path between the contact configuration to the compound nucleus.
重水之所以重是因为水中氢的重量是普通氢的两倍（它的原子核中有一个质子和一个中子，而不仅仅是一个质子）。
Heavy water is heavy because the hydrogen in it weighs twice as much as ordinary hydrogen (it has a proton and a neutron in its nucleus, instead of just a proton).
研究者们的另一重大发现是，细胞核中存在两个间隔区域，而其中只有一个区域的基因是活跃的。
But the big finding is that the cell nucleus has two compartments-and genes are only active in one.
相反，重性抑郁症的被试在反应积极情绪刺激上杏仁核过度调节。这可能引起反应积极情绪能力的降低。
By contrast, subjects with major depressive disorder had overregulation of the amygdala in response to positive emotional stimuli, which might cause a reduced ability to respond to positive emotions.
“对海产品的仔细检测是十分重要的”，她在一份邮件中指出，“因为很多放射性核在环境中富集。”
"It is extremely important that seafood be carefully monitored," she said in an E-mail. "This is because many of the radionuclides are concentrated in the environment," she added.
“对海产品的仔细检测是十分重要的”，她在一份邮件中指出，“因为很多放射性核在环境中富集。”
“It is extremely important that seafood be carefully monitored,” she said in an e-mail. “This is because many of the radionuclides are concentrated in the environment,” she added.
导弹射程达700公里，重12吨，由印度自主开发，是旨在威慑核邻国巴基斯坦与中国的武器装备的一部分。
The 12-tonne missile, which was indigenously developed, is part of an Arsenal intended as a deterrent towards Pakistan and China, its nuclear-armed neighbours.
在这里，我们调查的，是由体细胞突变引起的肿瘤细胞的细胞核，能被后生重编程进入正常组织的可能性。
Here, we investigate the possibility of whether a tumor cell nucleus, in which transformation is caused by somatic mutation, can be epigenetically reprogrammed into normal tissues.
我们将详细的讨论核心课程中十分重要的特质，其引导出再生核希尔伯特空间理论(RKHS)中一个非常关键的概念。
We discuss at length the properties of a very important class of kernels which lead to the key notion of Reproducing kernel Hilbert Space (RKHS).
一个原子含有一个微小而重的核。
结果发现，其为一个对色八重态产生机制不敏感，而只与核效应模型有关的量。
The results shown that R (PT) is insensitive to the heavy quarkonium production mechanism and only related to the nuclear effect models.
重离子反应中介子产生的观测对于认识重离子反应动力学和核物质性质具有重要的意义。
It is important to measure meson productions in heavy ion collisions in order to understand the dynamics of heavy ion reactions and the properties of nuclear matter.
法兰密封失效是核压力容器的最基本失效形式之一，研究其密封性能具有十分重要的意义。
One of the basic failures of reactor pressure vessel is the failure of flange sealing system, so it is very important to study the performance of its sealing system.
供体细胞核移入去核的卵母细胞后，必定要经过表观遗传修饰的重编程过程，回到胚胎开始发育的全能状态。
The donor nucleus must experienced the epigenetic modification of the process reprogramming and went back to the initial state after the donor cell was injected into the oocytes.
供体核和受体胞质是影响核移植重构胚重编程的主要因素。
The donor cell and recipient cytoplasm are main factors in the nuclear transfer reprogramming.
高能重离子在绝缘材料表面产生的潜径迹经过蚀刻后形成一定形貌的核径迹孔，而密集的径迹孔表面相当于渐变折射率层。
High energy heavy ions generate potential tracks on the face of insulated material, and a porous surface with gradient refractive index can be formed by etching the ion tracks.
一般来说，颗粒细胞作为核供体最易被核重编程。
In general idea, cumulus cell is the best nuclear donor cell for reprogramming.
这张照片显示了真核生物细胞外表面四重轴向的电压依赖性钾离子通道。
The image shows a eukaryotic voltage-dependent potassium channel viewed along the four-fold axis from the extracellular surface.
讨论了重离子辐照生物中核碎裂效应，给出与此相关的核碎裂研究现状和进展。
The effect of nuclear fragmentation in the interactions of heavy ions with biological molecules is discussed.
结论：BRD7的65 ~ 96位氨基酸残基为BRD7功能性核定位信号所在区域，在BRD7胞核分布模式中发挥了十分重要的作用。
Conclusion: The amino acid region from 65 to 96 is a functional NLS in BRD7 and it is an essential motif affecting BRD7 nuclear distribution.
研究基因的可变剪接对理解真核生物基因调控具有十分重要的意义。
Studying alternative splicing mechanism is of great significance to understanding eukaryote gene regulation.
而且原子核越重，K因子的值越小。
注1：重的元素比铸铁制作的捕获中子的原子核。
Note 1: Elements heavier than iron are produced by the capture of neutrons by atomic nuclei.
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