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Measuring clock jumps using pulsar timing 期刊论文
Science China: Physics, Mechanics and Astronomy, 2020, 卷号: 63, 期号: 1
Authors:  Li ZX(李志玄);  Lee, KeJia;  Caballero, Ricardo Nicolaos;  Xu YH(徐永华);  Hao LF(郝龙飞);  Wang M(汪敏);  Wang JC(王建成)
Adobe PDF(229Kb)  |  Favorite  |  View/Download:46/2  |  Submit date:2019/09/10
pulsars  time series analysis  clocks and frequency standards  
Piggyback search for fast radio bursts using Nanshan 26 m and Kunming 40 m radio telescopes - I. Observing and data analysis systems, discovery of a mysterious peryton 期刊论文
MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY, 2019, 卷号: 488, 期号: 3, 页码: 3957-3971
Authors:  Men, Y. P.;  Luo, R.;  Chen, M. Z.;  Hao LF(郝龙飞);  Lee, K. J.;  Li, J.;  Li, Z. X.;  Liu, Z. Y.;  Pei, X.;  Wen, Z. G.;  Wu, J. J.;  Xu YH(徐永华);  Xu, R. X.;  Yuan, J. P.;  Zhang, C. F.
Adobe PDF(4192Kb)  |  Favorite  |  View/Download:9/0  |  Submit date:2019/10/21
methods: data analysis  telescopes  radio continuum: transients  
基于独立成分分析的射频干扰信号消除方法 期刊论文
天文研究与技术(Astronomical Research & Technology), 2019, 卷号: 16, 期号: 3, 页码: 268-277
Authors:  戴伟;  尚振宏;  徐永华;  刘辉;  杨亚光;  强振平
Adobe PDF(1903Kb)  |  Favorite  |  View/Download:269/4  |  Submit date:2018/12/24
射频干扰  独立成分分析  脉冲星  干扰信号消除  
脉冲星信号相干消色散与非相干消色散的比较研究 期刊论文
天文研究与技术(Astronomical Research & Technology), 2019, 卷号: 16, 期号: 01, 页码: 16-24
Authors:  黄玉祥;  汪敏;  郝龙飞;  李志玄;  徐永华
Adobe PDF(778Kb)  |  Favorite  |  View/Download:326/5  |  Submit date:2018/05/08
脉冲星  相干消色散  非相干消色散  
The 2016 glitch in the Vela pulsar 期刊论文
ASTROPHYSICS AND SPACE SCIENCE, 2019, 卷号: 364, 期号: 1, 页码: 8
Authors:  Xu YH(徐永华);  Yuan, J. P.;  Lee, K. J.;  Hao LF(郝龙飞);  Wang, N.;  Wang M(汪敏);  Yu, M.;  Li ZX(李志玄);  Yue, Y. L.;  Liu, Z. Y.;  Yuen, R.;  Wen, Z. G.;  Dang, S. J.;  Bai JM(白金明);  Chen W(陈文);  Huang YX(黄玉祥);  Yan, W. M.
Adobe PDF(979Kb)  |  Favorite  |  View/Download:83/0  |  Submit date:2019/03/04
Pulsars: individual (PSR B0833-45, J0835-4510)  Stars: neutron  Radio: stars  
Interstellar scintillation observations for PSR B0355+54 期刊论文
MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY, 2018, 卷号: 476, 期号: 4, 页码: 5579-5590
Authors:  Xu YH(徐永华);  Lee, K. J.;  Hao LF(郝龙飞);  Wang, H. G.;  Liu, Z. Y.;  Yue, Y. L.;  Yuan, J. P.;  Li ZX(李志玄);  Wang M(汪敏);  Dong J(董江);  Tan JJ(谭嘉俊);  Chen W(陈文);  Bai JM(白金明)
Adobe PDF(4101Kb)  |  Favorite  |  View/Download:180/1  |  Submit date:2018/07/16
Pulsars: Individual (Psr b0355+54)  Ism: Structure  Radio Continuum: General  
脉冲星B0329+54的S/X双频CVN观测 期刊论文
天文学报(Acta Astronomica Sinica), 2015, 卷号: 56, 期号: 6, 页码: 658-666
Authors:  陈文;  江悟;  李志玄;  徐永华;  汪敏
Adobe PDF(952Kb)  |  Favorite  |  View/Download:275/3  |  Submit date:2016/04/08
仪器:高角分辨率  仪器:干涉仪  技术:高角分辨率  技术:干涉  脉冲星:普通  
相干消色散脉冲星观测系统的研究 期刊论文
天文研究与技术(Astronomical Research & Technology), 2015, 卷号: 12, 期号: 4, 页码: 480-486
Authors:  徐永华;  李纪云;  张颖倩;  罗近涛;  李志玄;  郝龙飞;  汪敏
Adobe PDF(846Kb)  |  Favorite  |  View/Download:607/6  |  Submit date:2016/04/08
射电天文  脉冲星psr J0835-4510  脉冲星psr j0332+5434  40m射电望远镜  Roach2  Dspsr  相干消色散  
基于Mark5B+GPU脉冲星观测系统 期刊论文
天文研究与技术(Astronomical Research & Technology), 2014, 卷号: 11, 期号: 4, 页码: 335-342
Authors:  李佳功;  徐永华;  李志玄;  汪敏;  季凯帆
Adobe PDF(657Kb)  |  Favorite  |  View/Download:109/1  |  Submit date:2016/04/08
脉冲星  40 M射电望远镜  Gpu  相干消色散  Cuda  
基于MARK5B+DSPSR的基带数字脉冲星观测系统 期刊论文
天文研究与技术(Astronomical Research & Technology), 2013, 卷号: 10, 期号: 4, 页码: 352-358
Authors:  徐永华;  罗近涛;  李志玄;  郝龙飞;  汪敏;  董江
Adobe PDF(1198Kb)  |  Favorite  |  View/Download:617/6  |  Submit date:2016/04/08
射电天文  脉冲星psr J0835-4510  脉冲星psr j0332+5434  40 M射电望远镜  Dspsr  相干消色散