Hao, Yongqiang


Associate Professor

Email: hao (at) pku.edu.cn  yong.hao (at) gmail.com Office: N402, Physics Building


2001 B.A. in Space Physics, Peking University, Beijing, China 2006 Ph.D. in Space Physics, Peking University, Beijing, China

Professional Experience

2006-2008 Postdoctoral Fellow School of Earth and Space Sciences, Peking University 2008-2010 Assistant Professor School of Earth and Space Sciences, Peking University 2010-present Associate Professor School of Earth and Space Sciences, Peking University 2014/9-2014/12 Visiting Scholar Haystack Observatory, Massachusetts Institute of Technology 2015/2-2015/8 Visiting Scholar Haystack Observatory, Massachusetts Institute of Technology

Area of Research

Mid-latitude ionosphere; co-seismic ionospheric disturbances; atmosphere-ionosphere coupling

Research Grants

2013-2016 National Natural Science Foundation of China (grant no. 40904036) “Study on co-seismic and post-seismic effects in the ionosphere after large earthquakes” 2010-2012 National Natural Science Foundation of China (grant no. 41274155) “Influence of SEME on particles and electromagnetic environment in near-earth space” 2010-2013 Public Science and Technology Research Funds Projects of Ocean, the State Oceanic Administration of China (grant no. 201005017) “Monitoring of polar atmosphere, space weather and global climate change”

Refereed Journal Publications






Hao, Y.*, J. Huang, W. Liu, D. Zhang, and Z. Xiao (2017),  Prompt GPS TEC response to magnetospheric compression, J. Geophys. Res. Space Physics, 122, doi:10.1002/2017JA023866.

Huang, J., Y. Hao*, D. Zhang, and Z. Xiao (2017), Revisiting interminima solar EUV change using adjusted SOHO SEM data, J. Geophys. Res. Space Physics, 122, doi:10.1002/2016JA023664.


Huang, J., Y. Hao*, D. Zhang, and Z. Xiao (2016), Changes of solar extreme ultraviolet spectrum in solar cycle 24, J. Geophys. Res. Space Physics , 121, doi:10.1002/2015JA022231.

Yu, S., Xiao, Z., Aa, E., Hao, Y.* and Zhang, D. (2016). Observational investigation of the possible correlation between medium-scale TIDs and mid-latitude spread F. Advances in Space Research,  doi:10.1016/j.asr.2016.05.002

Yu, S., Xiao, Z., Zhao, B., Zhang, D., & Hao, Y. (2016). Longitudinal difference in total electron content over the East Asian region: Feature and explanation. Journal of Atmospheric and Solar-Terrestrial Physics , 148 , 74-81, doi:10.1016/j.jastp.2016.08.015

Ouyang, X., Liu, W., Xiao, Z. and Hao, Y. (2016). Observations of ULF waves on the ground and ionospheric Doppler shifts during storm sudden commencement. Journal of Geophysical Research: Space Physics , 121 (4), 2976-2983, doi:10.1002/2015JA022092.


Zhao, B., and Y. Hao* (2015), Ionospheric and geomagnetic disturbances caused by the 2008 Wenchuan earthquake: A revisit, J. Geophys. Res. Space Physics, 120, doi:10.1002/2015JA021035. 



Ouyang, X. Y., Xiao, Z., Hao, Y. Q., & Zhang, D. H. (2015). Variability of Schumann resonance parameters observed at low latitude stations in China.Advances in Space Research , 56 (7), 1389-1399.

Li, L. X., Zhang, D. H., Zhang, S. R., Coster, A. J., Hao, Y. Q., & Xiao, Z. (2015). Influences of the day‐night differences of ionospheric variability on the estimation of GPS differential code bias. Radio Science , 50 (4), 339-353.

Shi, H., Zhang, D., Liu, Y., & Hao, Y. (2015). Analysis of the ionospheric variability based on wavelet decomposition. Science China Technological Sciences , 58 (1), 174-180.

Shi, H., Zhang, D., Hao, Y., & Xiao, Z. (2015). Hour-to-hour variability of the ionosphere: An application of the classical multidimensional scaling method.Science China Earth Sciences , 58 (7), 1243-1250.


Yu, S. M., Y. Q. Hao*, D. H. Zhang, Z. Xiao. Low ionization level of northern midlatitude ionosphere in solar cycle 24.Chin. J. Geophys. (in Chinese), 57(11): 3512-3522, doi: 10.6038/cjg20141103, 2014. 

Hao, Y. Q., H. Shi, Z. Xiao, and D. H. Zhang. Weak ionization of the global ionosphere in solar cycle 24. Ann. Geophys., 32, 7, 809–816. doi:10.5194/angeo-32-809-2014, 2014.

Guo, J. P., D. H. Zhang, Y. Q. Hao, Z. Xiao. Simulation study of effective ionospheric shell height based on Global Core Plasma Model. Chin. J. Geophys. (in Chinese), 57(11): 3577-3585, doi: 10.6038/cjg20141111, 2014.

Mo, X. H., D. H. Zhang, L. P. Goncharenko, Y. Q. Hao, and Z. Xiao. Quasi-16-day periodic meridional movement of the equatorial ionization anomaly. Ann. Geophys., 32, 121–131. doi:10.5194/angeo-32-121-2014, 2014.

Shi, H., D.-H. Zhang, Y.-Q. Hao, and Z. Xiao. Modeling study of the effect of ionospheric scintillation at low latitudes in china. Chin. J. Geophys., 57, 3, 691–702, 2014.

Zhang, D., H. Shi, Y. Jin, W. Zhang, Y. Hao, and Z. Xiao. The variation of the estimated GPS instrumental bias and its possible connection with ionospheric variability. Sci. China Tech. Sci., 57, 1, 67–79, 2014.


Hao, Y. Q., Z. Xiao, and D. H. Zhang, Teleseismic magnetic effects (TMDs) of 2011 Tohoku earthquake, J. Geophys. Res. Space Physics, 118, 3914–3923, doi:10.1002/jgra.50326, 2013. 

Wu, F, Y Q Hao*, D H Zhang. Particle bursts in the inner radiation belt related to global lightning activity. Sci China Tech Sci, 56: 1-10, doi: 10.1007/s11431-013-5371-6, 2013.

Xiao, Z., S. Yu, H. Shi, and Y. Hao. A brief of recent research progress on ionospheric disturbances. Sci. China Info. Sci., 56, 12, 1–9, 2013.


Hao, Y. Q., Z. Xiao, and D. H. Zhang, Multi-instrument observation on co-seismic ionospheric effects after great Tohoku earthquake, J. Geophys. Res., 117, A02305, doi:10.1029/2011JA017036, 2012.

Hao, Y Q, D H Zhang. Ionospheric absorption and planetary wave activity in East Asia sector. Sci China Tech Sci, 55: 1264-1272, doi: 10.1007/s11431-012-4799-4, 2012.

A, E., D. Zhang, A. J. Ridley, Z. Xiao, and Y. Hao. A global model: Empirical orthogonal function analysis of total electron content 1999-2009 data. J. Geophys. Res., 117, A03328. doi:10.1029/2011JA017238, 2012. 

Xiao, S., J. Shi, D. Zhang, Y. Hao, and W. Huang. Observational study of daytime ionospheric irregularities associated with typhoon. Sci. China Tech. Sci., 55, 5, 1302–1304. doi:10.1007/s11431-012-4816-7, 2012.

Xiao, S.-G., Z. Xiao, J.-K. Shi, D.-H. Zhang, Y.-Q. Hao, and W.-Q. Huang. Application of the HF doppler observations to the study of Spread-F. Chin. J. Geophys., 55, 4, 375–379. doi:10.1002/cjg2.1732, 2012.

Zhang, D., X. Mo, A. Ercha, and Y. Hao. Case study of ionospheric fluctuation over midlatitude region during one large magnetic storm. Sci. China Tech. Sci., 55, 5, 1198–1206, 2012.

Zhang, D. H., L. Cai, A. Ercha, Y. Q. Hao, and Z. Xiao. Statistical Studies on the Excess Peak Flux in Soft X-rays and EUV Bands from Solar Flares. Sol. Phys., 280, 183–196. doi:10.1007/s11207-012-0062-1, 2012. 


E, A., D.-H. Zhang, Z. Xiao, Y.-Q. Hao, A. J. Ridley, and M. Moldwin. Modeling ionospheric foF2 by using empirical orthogonal function analysis. Ann. Geophys., 29, 1501–1515. doi: 10.5194/angeo-29-1501-2011, 2011. 

Huang, W. Q., Z. Xiao, S. G. Xiao, D. H. Zhang, Y. Q. Hao, and Y. C. Suo. Case study of apparent longitudinal differences of spread F occurrence for two midlatitude stations. 46,RS1015. doi:10.1029/2009RS004327, 2011. 

Li, X., H. Chen, Y. Hao, H. Zou, and W. Shi. Investigation of electrons inside the satellite by the Geant4 simulation. Sci. China Tech. Sci., 54, 9, 2271–2275, 2011. 

Zhang, D. H., X. H. Mo, L. Cai, W. Zhang, M. Feng, Y. Q. Hao, and Z. Xiao. Impact factor for the ionospheric total electron content response to solar flare irradiation. J. Geophys. Res., 116, A04,311. doi:10.1029/2010JA016089, 2011. 


Zhang, D. H., L. Cai, Y. Q. Hao, Z. Xiao, L. Q. Shi, G. L. Yang, and Y. C. Suo. Solar cycle variation of the GPS cycle slip occurrence in China low-latitude region. Space Weather, 8, S10D10. doi:10.1029/2010SW000583, 2010. 

Zhang, D. H., Z. Xiao, M. Feng, Y. Q. Hao, L. Q. Shi, G. L. Yang, and Y. C. Suo. Temporal dependence of GPS cycle slip related to ionospheric irregularities over China low-latitude region. Space Weather, 8, S04D08. doi:10.1029/2008SW000438, 2010. 

Zhang, D. H., W. Zhang, Q. Li, L. Q. Shi, Y. Q. Hao, and Z. Xiao. Accuracy analysis of the GPS instrumental bias estimated from observations in middle and low latitudes. Ann. Geophys., 28, 1571–1580. doi:10.5194/angeo-28-1571-2010, 2010.


郝永强,焦维新,陈鸿飞, 用蒙特卡罗方法计算2004年7月电子暴事件对星上分系统的内部充电效应, 地球物理学进展, 24(6):1937-1942, 2009.

Zong, QG; Hao, YQ; Wang, YF, Ultra low frequency waves impact on radiation belt energetic particles, Sci. China Tech. Sci., 52 (12): 3698-3708, 2009. 


Hao, Y., Z. Xiao, H. Zou, and D. Zhang. Energetic particle radiations measured by particle detector on board CBERS-1 satellite. Chin. Sci. Bull., 52, 5, 665–670, 2007. 

Xiao, Z., S.-G. Xiao, Y.-Q. Hao, and D.-H. Zhang. Morphological features of ionospheric response to typhoon. J. Geophys. Res., 112, A04,304. doi:10.1029/2006JA011671, 2007. 

Zhang, D., M. Feng, Z. Xiao, Y. Hao, L. Shi, G. Yang, and Y. Suo. The seasonal dependence of cycle slip occurrence of GPS data over China low latitude region. Sci. China Tech. Sci., 50, 4, 422–429, 2007.

Zou, H., H.-F. Chen, J.-Q. Zou, W.-H. Shi, Z. Xiao, Y.-Q. Hao, Z.-X. Wu, H.-W. Xiang, and W.-M. Zhu. Comparison between the observation of the particle detector inside ‘ZY-1’satellite and the model of the radiation belt. Chin. J. Geophys., 50, 3, 593–598, 2007.


Hao, Y. Q., Z. Xiao, and D. H. Zhang. Responses of the ionosphere to the great Sumantra earthquake and volcanic eruption of Pinatubo. Chin. Phys. Lett., 23, 7, 1955–1957. doi: 10.1088/0256-307X/23/7/082, 2006. 

郝永强,肖佐,邹鸿,张东和.资源一号卫星星内粒子探测器对高能粒子辐射的观测. 科学通报, 51(21):2542-2547, 2006. 

Xiao, S., Y. Hao, D. H. Zhang, and Z. Xiao. A case study on whole response processes of the ionosphere to typhoons. Chin. J. Geophys., 49, 3, 623–628, 2006.

Zou, H., Z. Xiao, Y. Hao, J. Zou, W. Zhu, Z. Wu, and H. Xiang. Analysis of the observation of particle detector inside ‘CBERS-1’satellite under solar quiet conditions. Sci. China Tech. Sci., 49, 3, 342–357, 2006a.

Zou, H., Z. Xiao, Y.-Q. Hao, J.-Q. Zou, W.-Y. Zhong, Z.-X. Wu, H.-W. Xang, and W.-M. Zhu. Observation of the disturbed events by the particle detector inside “ZY-1”satellite. Chin. J. Geophys., 49, 3, 559–564, 2006b.