QQ客服 官方微博 反馈留言

浏览/检索结果: 共14条，第1-10条 帮助 限定条件 发表日期：2019    内容类型：期刊论文    专题：国家天文台    第一署名单位    第一作者单位    通讯作者单位     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 An Efficient Spectral Selection of M Giants Using XGBoost 期刊论文 The Astrophysical Journal, 2019, 卷号: 887, 期号: 2 作者:  Yi,Zhenping;  Chen,Zesheng;  Pan,Jingchang;  Yue,Lili;  Lu,Yuxiang 收藏  |  浏览/下载：14/0  |  提交时间：2020/03/10 Astrostatistics techniques  M stars  M giant stars  Stellar classification   Lithium-rich Giants in LAMOST Survey. I. The Catalog 期刊论文 The Astrophysical Journal Supplement Series, 2019, 卷号: 245, 期号: 2 作者:  Gao,Qi;  Shi,Jian-Rong;  Yan,Hong-Liang;  Yan,Tai-Sheng;  Xiang,Mao-Sheng 收藏  |  浏览/下载：6/0  |  提交时间：2020/03/10 Late stellar evolution  Stellar abundances  Late-type giant stars  Chemically peculiar stars   SDSS-IV MaNGA: environmental dependence of gas metallicity gradients in local star-forming galaxies 期刊论文 MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY, 2019, 卷号: 489, 期号: 1, 页码: 1436-1450 作者:  Lian, Jianhui;  Thomas, Daniel;  Li, Cheng;  Zheng, Zheng;  Maraston, Claudia 收藏  |  浏览/下载：31/0  |  提交时间：2020/03/10 galaxies: evolution  galaxies: fundamental parameters  galaxies: star formation   OGLE-2017-BLG-1186: first application of asteroseismology and Gaussian processes to microlensing 期刊论文 MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY, 2019, 卷号: 488, 期号: 3, 页码: 3308-3323 作者:  Li, S. -S.;  Zang, W.;  Udalski, A.;  Shvartzvald, Y.;  Huber, D. 收藏  |  浏览/下载：27/0  |  提交时间：2020/03/10 asteroseismology  gravitational lensing: micro  stars: fundamental parameters  stars: oscillations   Reverse Shock Emission Revealed in Early Photometry in the Candidate Short GRB 180418A 期刊论文 ASTROPHYSICAL JOURNAL, 2019, 卷号: 881, 期号: 1, 页码: 10 作者:  Becerra, R. L.;  Dichiara, S.;  Watson, A. M.;  Troja, E.;  Fraija, N. 收藏  |  浏览/下载：6/0  |  提交时间：2020/03/10 gamma-ray burst: individual (GRB 180418A)   Modelling accretion disc emission with generalized temperature profile and its effect on AGN spectral energy distribution 期刊论文 MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY, 2019, 卷号: 487, 期号: 3, 页码: 3884-3903 作者:  Cheng, Huaqing;  Yuan, Weimin;  Liu, He-Yang;  Breeveld, Alice. A.;  Jin, Chichuan 收藏  |  浏览/下载：1/0  |  提交时间：2020/03/10 accretion, accretion discs  black hole physics  galaxies: active  galaxies: Seyfert   Active galactic nuclei and their large-scale structure: an eROSITA mock catalogue 期刊论文 MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY, 2019, 卷号: 487, 期号: 2, 页码: 2005-2029 作者:  Comparat, J.;  Merloni, A.;  Salvato, M.;  Nandra, K.;  Boller, T. 收藏  |  浏览/下载：12/0  |  提交时间：2020/03/10 galaxies: active  large-scale structure of Universe  cosmology: observations   Wind Roche lobe overflow as a way to make Type Ia supernovae from the widest symbiotic systems 期刊论文 MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY, 2019, 卷号: 485, 期号: 4, 页码: 5468-5473 作者:  Ilkiewicz, Krystian;  Mikolajewska, Joanna;  Belczynski, Krzysztof;  Wiktorowicz, Grzegorz;  Karczmarek, Paulina 收藏  |  浏览/下载：47/0  |  提交时间：2020/03/10 binaries: close  binaries: symbiotic  stars: evolution  stars: individual: V407 Cyg  supernovae: general   Investigating the degeneracy between modified gravity and massive neutrinos with redshift-space distortions 期刊论文 JOURNAL OF COSMOLOGY AND ASTROPARTICLE PHYSICS, 2019, 期号: 6, 页码: 23 作者:  Wright, Bill S.;  Koyama, Kazuya;  Winther, Hans A.;  Zhao, Gong-Bo 收藏  |  浏览/下载：9/0  |  提交时间：2020/03/10 cosmological parameters from LSS  modified gravity  neutrino masses from cosmology  cosmological simulations   Rapid black hole growth at the dawn of the Universe: a super-Eddington quasar at z=6.6 期刊论文 MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY, 2019, 卷号: 484, 期号: 2, 页码: 2575-2586 作者:  Tang, Ji-Jia;  Goto, Tomotsugu;  Ohyama, Youichi;  Jin, Chichuan;  Done, Chris 收藏  |  浏览/下载：8/0  |  提交时间：2020/03/10 galaxies: active  galaxies: high-redshift  galaxies: nuclei  quasars: emission lines  quasars: supermassive black holes