搜索结果: 1-15 共查到“理学 astrophysical”相关记录57条 . 查询时间(0.265 秒)
近日，由我校物理与天文学院2016级本科生张震宇、顾淦、王小马同学等完成的《Non-parametric dark energy reconstruction using the tomographic Alcock-Paczynski test》一文，被国际天体物理杂志The Astrophysical Journal（简称ApJ）接收发表。论文第一作者为张震宇同学，通讯作者为物理与天文学院李霄...
近日，空间与环境学院符慧山教授指导的本科生陈晓航的研究成果“Magnetic Nulls in the Reconnection Driven by Turbulence”刊发于国际顶级天体物理杂志《The Astrophysical Journal》（简称ApJ），该研究从观测上揭示了由湍动引发的磁重联中，磁零点的三维磁场结构和零点附近电流的关系。磁重联是空间物理、天体物理和实验等离子体物理中一...
Study sheds light on turbulence in astrophysical plasmas（图）
sheds light turbulence astrophysical plasmas
2017/12/19
Plasmas, gas-like collections of ions and electrons, make up an estimated 99 percent of the visible matter in the universe, including the sun, the stars, and the gaseous medium that permeates the spac...
《The Astrophysical Journal》刊发武汉理工大学理学院青年教师廖恺研究成果（图）
The Astrophysical Journal 武汉理工大学理学院 青年教师 研究成果
2016/4/21
近日，国际顶级天体物理杂志《The Astrophysical Journal》刊发了武汉理工大学理学院青年教师廖恺博士（第一作者）论文“The Distance Duality Relation From Strong Gravitational Lensing”（利用强引力透镜研究宇宙距离对偶关系），提出了一种全新的测试宇宙学基本原理以及基础物理学的方法。
Non-relativistic Extended Gravity and its applications across different astrophysical scales
Non-relativistic Extended Gravity applications different astrophysical scales
2012/2/23
Using dimensional analysis techniques we present an extension of Newton's gravitational theory built under the assumption that Milgrom's acceleration constant is a fundamental quantity of nature. The ...
Theory of magnetic reconnection in solar and astrophysical plasmas
Theory magnetic reconnection solar astrophysical plasmas
2012/2/23
Magnetic reconnection is a fundamental process in a plasma that facilitates the release of energy stored in the magnetic field by permitting a change in the magnetic topology. In this article we prese...
Sc III Spectral Properties of Astrophysical Interest
Oscillator strengths lifetimes coupled-cluster method
2011/10/18
Transition properties such as oscillator strengths, transition rates, branching ratios and lifetimes of many low-lying states in the doubly ionized scandium (Sc III) are reported. A relativistic metho...
Sc III Spectral Properties of Astrophysical Interest
Oscillator strengths lifetimes solar photosphere
2011/8/18
Abstract: Transition properties such as oscillator strengths, transition rates, branching ratios and lifetimes of many low-lying states in the doubly ionized scandium (Sc III) are reported. A relativi...
Far-Infrared to Millimeter Astrophysical Dust Emission. II: Comparison of the Two-Level Systems (TLS) model with Astronomical Data
Far-Infrared Millimeter Astrophysical Dust Emission Comparison model Astronomical Data
2011/10/20
In a previous paper we proposed a new model for the emission by amorphous astronomical dust grains, based on solid-state physics. The model uses a description of the Disordered Charge Distribution (DC...
Open clusters in 2MASS photometry - I. Structural and basic astrophysical parameters
associations general – infrared galaxies – astronomical databases
2011/10/21
The main goal of our project is to obtain a complete picture of individual open clusters from homogeneous data and then search for correlations between their astrophysical parameters. The near-infrare...
Opportunities to constrain astrophysical reaction rates for the s-process through determination of the ground state cross sections
nuclear reactions nucleosynthesis abundances
2011/7/21
Modern models of s-process nucleosynthesis in stars require stellar reaction rates with high precision. Most of the neutron capture cross sections in the s-process have been measured and for an increa...
Can an astrophysical black hole have a topologically non-trivial event horizon?
astrophysical black hole topologically non-trivial horizon
2011/10/17
In 4-dimensional General Relativity, there are several theorems restricting the topology of the event horizon of a black hole. In the stationary case, black holes must have a spherical horizon, while ...
Nonradial and nonpolytropic astrophysical outflows IX. Modeling T Tauri jets with a low mass-accretion rate
MHD, Stars: pre-main sequence, Stars: winds, outfl ows, Stars: mass-loss, Stars: rotation, ISM
2011/10/8
Context: A large sample of T Tauri stars exhibits optical jets, approximately half of which rotate slowly, only at ten per cent of their breakup velocity. The disk-locking mechanism has been shown to ...
DAMA and CoGeNT without astrophysical uncertainties
DAMA CoGeNT without astrophysical uncertainties
2011/10/18
The CoGeNT collaboration has reported evidence of an annual modulation in its first fifteen months of data. Here we compare the amplitude and phase of this signal to the modulation observed by the DAM...
Surface tension in the cold and dense chiral transition and astrophysical applications
Surface tension old chiral transition astrophysical applications
2011/10/18
The surface tension of cold and dense QCD phase transitions has appeared recently as a key ingredient in different astrophysical scenarios, ranging from core-colapse supernovae explosions to compact s...