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浏览/检索结果: 共6条，第1-6条 帮助 限定条件 发表日期：2021     已选(0)清除 条数/页：5101520253035404550556065707580859095100   排序方式：请选择作者升序作者降序题名升序题名降序发表日期升序发表日期降序提交时间升序提交时间降序 The Polarized Image of a Synchrotron-emitting Ring of Gas Orbiting a Black Hole 期刊论文 ASTROPHYSICAL JOURNAL, 2021, 卷号: 912, 期号: 1, 页码: 26 作者:  Narayan, Ramesh;  Palumbo, Daniel C. M.;  Johnson, Michael D.;  Gelles, Zachary;  Himwich, Elizabeth 收藏  |  浏览/下载：93/0  |  提交时间：2021/05/31 Accretion  Black holes  Polarimetry  Magnetic fields   Stability of steady-state for 3-D hydrodynamic model of unipolar semiconductor with Ohmic contact boundary in hollow ball 期刊论文 JOURNAL OF DIFFERENTIAL EQUATIONS, 2021, 卷号: 277, 页码: 57-113 作者:  Mei, Ming;  Wu, Xiaochun;  Zhang, Yongqian 收藏  |  浏览/下载：16/0  |  提交时间：2021/04/26 3-Dimensional hydrodynamic model  Euler-Poisson equations  Subsonic steady-state  Asymptotic stability  Radial solutions  Weighted Sobolev spaces   First M87 Event Horizon Telescope Results. VIII. Magnetic Field Structure near The Event Horizon 期刊论文 ASTROPHYSICAL JOURNAL LETTERS, 2021, 卷号: 910, 期号: 1 作者:  Akiyama, Kazunori;  Algaba, Juan Carlos;  Alberdi, Antxon;  Alef, Walter;  Anantua, Richard 收藏  |  浏览/下载：93/0  |  提交时间：2021/04/19 Accretion  Black holes  Event horizons  Jets  Kerr black holes  Magnetic fields  Magnetohydrodynamics  Plasma astrophysics  Polarimetry  Radiative transfer  Radio jets  Relativistic jets   First M87 Event Horizon Telescope Results. VII. Polarization of the Ring 期刊论文 The Astrophysical Journal Letters, 2021, 卷号: 910, 期号: 1, 页码: 48 作者:  Akiyama,Kazunori;  Algaba,Juan Carlos;  Alberdi,Antxon;  Alef,Walter;  Anantua,Richard 收藏  |  浏览/下载：102/0  |  提交时间：2021/04/19 Polarimetry  Radio interferometry  Very long baseline interferometry  Supermassive black holes  Active galactic nuclei  Low-luminosity active galactic nuclei  Astronomy data modeling  Galaxy accretion disks  Galaxies: individual: M87   Static Force-Based Modeling and Parameter Estimation for a Deformable Link Composed of Passive Spherical Joints With Preload Forces 期刊论文 IEEE/CAA Journal of Automatica Sinica, 2021, 卷号: 8, 期号: 11, 页码: 1817-1826 作者:  Gaofeng Li;  Dezhen Song;  Lei Sun;  Shan Xu;  Hongpeng Wang 收藏  |  浏览/下载：25/0  |  提交时间：2021/09/03 Deformable link  parameters identification  spherical joint with preload force  static force-based model   Kinematic Analysis and Performance Test of a 6-DOF Parallel Platform with Dense Ball Shafting as a Revolute Joint 期刊论文 Applied Sciences-Basel, 2021, 卷号: 11, 期号: 14, 页码: 22 作者:  H. Han;  Y. Zhang;  H. Zhang;  C. Y. Han;  A. Li and Z. B. Xu 收藏  |  浏览/下载：2/0  |  提交时间：2022/06/13