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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：2018     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 Numerical invariant tori of symplectic integrators for integrable Hamiltonian systems 期刊论文 SCIENCE CHINA-MATHEMATICS, 2018, 卷号: 61, 期号: 9, 页码: 1567-1588 作者:  Ding, Zhaodong;  Shang, Zaijiu 收藏  |  浏览/下载：19/0  |  提交时间：2018/10/07 Hamiltonian systems  symplectic integrators  KAM theory  invariant tori  twist symplectic mappings  Russmann's non-degeneracy   Wigner distributions for an electron 期刊论文 NUCLEAR PHYSICS B, 2018, 卷号: 931, 页码: 226-249 作者:  Kumar, Narinder;  Mondal, Chandan 收藏  |  浏览/下载：16/0  |  提交时间：2018/07/16 Two New Super Li-rich Core He-burning Giants: A New Twist to the Long Tale of Li Enhancement in K Giants 期刊论文 The Astrophysical Journal Letters, 2018, 卷号: 858, 期号: 2 作者:  Kumar,Yerra Bharat;  Singh,Raghubar;  Reddy,B. Eswar;  Zhao,Gang 收藏  |  浏览/下载：27/0  |  提交时间：2020/03/10 stars: abundances  stars: evolution  stars: individual (KIC2305930, KIC12645107)  stars: late-type  stars: low-mass   A quantity characterizing variation of observed magnetic twist in solar active regions 期刊论文 RESEARCH IN ASTRONOMY AND ASTROPHYSICS, 2018, 卷号: 18, 期号: 3, 页码: 10 作者:  Gao, Yu 收藏  |  浏览/下载：0/0  |  提交时间：2020/03/11 Sun: activity  Sun: flares  Sun: magnetic fields  Sun: evolution  Sun: sunspots   Quality-adjusted time without symptoms or toxicity (Q-TWiST) of patients with metastatic colorectal cancer (mCRC) treated with fruquintinib in a phase II clinical trial. 会议论文 作者:  Li, Jin;  Xu, Ruihua;  Bai, Yuxian;  Xu, Jianming;  Liu, Tianshu 收藏  |  浏览/下载：4/0  |  提交时间：2019/12/05 Heat Transfer Characteristics of Subcooled Water in Circular Tubes With Twist Tapes Insert Under One-side Heating Conditions 期刊论文 Zhongguo Dianji Gongcheng Xuebao/Proceedings of the Chinese Society of Electrical Engineering, 2018, 卷号: 38, 页码: 5142-5149 作者:  Zhu, Ge;  Bi, Qincheng;  Yan, Jianguo;  Pan, Hui 收藏  |  浏览/下载：8/0  |  提交时间：2019/11/19 Engineering applications  Heat transfer characteristics  Heat Transfer enhancement  Heating conditions  International thermonuclear experimental reactor  Single phase region  Sub-cooled boiling  Twisted tape insert