The Influence of Turbulent Stress to Structure and Evolution of AGB Star;
湍流应力对AGB星结构与演化的影响
Based on the present s-Process nucleosynthesis models for AGB stars, with~(13)C pocket releasing neutrons radiatively in interpulse period, using the simplified assumption that the~(13)C pocket is subdivided into three layers, the asymptotic distribution of neutron exposures in the He intershell is investigated.
根据13C壳层在脉冲间隔期间辐射燃烧释放中子的AGB星s(slow) 过程核合成模型,采用3层简化假设,研究了氦中间壳层的中子辐照量渐近分布。
Based on the model of stellar structure and evolution concerning turbulent stress,the evolutions of the early AGB star with initial mass 7M⊙ are computed by means of different mixing parameter.
考虑湍流应力作用下恒星的结构与演化模型,计算7M⊙早期AGB星在三个不同混合长参数α下的演化。
Characteristics of the Distribution of Neutron Exposures in Low-mass AGB Stars
AGB星中子辐照量分布的特点
In present study,the relations between ration of the heavy to lingh s-element(slow neutrue capture element)abundances,heavy s-element abundances,lingh selement abundances and the average neutron exposure are calculated for the extrinsic AGB stars,respectively.
以内禀AGB星重元素丰度的演化和外赋AGB星重元素超丰的计算为基础,计算了外赋AGB星较重s-元素丰度、较轻s-元素丰度、重s-元素和s-元素丰度的比与平均中子辐照量的关系,从理论上定量解释了外赋AGB星s-元素与金属丰度的逆相关性。
According to the latest model of TP-AGB stars,we put forward a kind of parametric method which calculates element abundances in the envelope of AGB stars.
根据最新的TP-AGB恒星模型,提出了一种计算AGB星外包层元素丰度的参数化方法,利用该方法计算了两颗纯s-过程AGB星的表面元素丰度,并通过与Aock等人计算结果的比较,对该方法进行了论证。
Combining the scenario of TP-AGB stars radiative s-process nucleosynthesis and the change equations of the Binary stars wind accretion model orbital elements,using the method of pulse mass accretion and mixture one time after anther,we calculate the evolution process of large numbers of Low-mass Binary stars and count the distributed rules of extrinsic AGB stars evolved into Lead-stars.
将TP-AGB星辐射s-过程核合成模型与双星系统星风吸积模型的轨道根数变化方程相结合,采用逐次脉冲吸积质量与混合的方法,对大量低质量双星系统进行演化计算,统计外赋AGB星形成铅星的分布规律。
Extrinsic AGB Stars on Wind Accretion Binary Evolution Model
星风吸积双星演化模型下的外赋AGB星
AGB Star Evolved Characteristic and Heavy Element Nucleosynthesis;
AGB星的演化特征及其重元素的核合成
The Influence of Turbulent Stress to Structure and Evolution of AGB Star;
湍流应力对AGB星结构与演化的影响
A Calculative Method of Element Abundances in the Envelope of AGB Stars;
一种AGB星外包层元素丰度的计算方法
Mass Accretion Parametric Model of Extrinsic AGB Stars
物质吸积的外赋AGB星参数化模型
The Effect of Superwind Mass Loss on Abundances of Metal-Poor AGB Stars;
星风质量损失对贫金属AGB星表面丰度的影响
The Effect of Mass Accretion on Elemental Abundances of Metal-Poor Extrinsic AGB Stars;
物质吸积对贫金属外赋AGB星元素丰度的影响
Impact of Metal Abundances on S-process Nucleosynthesis Parameters in AGB Stars
金属丰度对AGB星s-过程核合成参数的影响
Influence of Mixing Parameters on Structure and Evolution of Early AGB Star
混合长参数对早期AGB星结构与演化的影响
Distribution of Neutron Exposures in the S-process Region of an AGB Star
AGB星s-过程核合成区域中子辐照量分布
The stellar s evolutionary features at AGB stage;
恒星在AGB阶段的结构演化及其特征
Cloning of Cysticercus cellulosae AgB Gene by Using Splicing Overlap Extension PCR Method and Expression in BHK Cells
重叠延伸PCR法扩增猪囊尾蚴AgB基因及其在BHK-21细胞中的表达
Co-Expression of Echinococcus granulosus AgB Subunit Genes and Serological Evaluation of the Recombinant Antigens
细粒棘球蚴AgB亚单位基因的联合表达和血清学评价
The smaller Rocky worlds are Mercury, Venus, Earth and Mars. The four huge gas planets are Jupiter, Saturn, Uranus and Neptune.
类地行星是水星、星、球和火星。四类木行星木星、星、王星和海王星。
The brightest or main star in a constellation.
主星，阿尔法星星座中最亮的星或主星。
A cluster of stars smaller than a constellation.
星群，星座比星座小的一簇星星
Of, relating to, emanating from, or resembling the stars.
星的星的，关于星的，星芒的，似星的
Thursday, Wednesday, Tuesday,
星期四，星期三，星期二，