Search Results - "Yang, Zan"

Organocatalytic, Stereoselective, Cationic Reversible Addition–Fragmentation Chain-Transfer Polymerization of Vinyl Ethers by Zhang, Xun, Yang, Zan, Jiang, Yu, Liao, Saihu

“…Tacticity is a crucial factor affecting the properties of synthetic polymer materials. Here, we introduce a type of chiral organic Brønsted acid catalyst,…”
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Diurnal UT Variation of Low Latitude Geomagnetic Storms Using Six Indices by Balan, N., Ram, S. Tulasi, Manu, V., Zhao, Lingxin, Xing, Zan‐Yang, Zhang, Qing‐He

“…A quasi‐semidiurnal type pattern was observed earlier in the diurnal UT variation of the geomagnetic storms studied using mainly Kyoto Dst (disturbance…”
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Explaining Solar Flare‐Induced Ionospheric Ion Upflow at Millstone Hill (42.6°N) by Liu, Xuanqing, Liu, Jing, Wang, Wenbin, Zhang, Shun‐Rong, Zhang, Kedeng, Lei, Jiuhou, Liu, Libo, Chen, Xuetao, Li, Shuhan, Zhang, Qing‐He, Xing, Zan‐Yang

“…Previous studies have shown that solar flares can significantly affect Earth's ionosphere and induce ion upflow with a magnitude of ∼110 m/s in the topside…”
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A deep learning-based dynamic deformable adaptive framework for locating the root region of the dynamic flames by Tao, Hongkang, Wang, Guhong, Liu, Jiansheng, Yang, Zan

“…Traditional optical flame detectors (OFDs) in flame detection are susceptible to environmental interference, which will inevitably cause detection errors and…”
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Modeling and Evaluating Power Grid Resilience Under Extreme Space Weather by Gao, Dong‐Xing, Miao, Xiao‐Qing, Wang, Yan‐Ling, Zhang, Qing‐He, Xing, Zan‐Yang, Balan, Nanan

“…The geomagnetically induced current (GIC) produced during extreme geomagnetic storms can easily lead to large‐scale blackouts in China due to the increase in…”
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Simultaneous Observations of a Polar Cap Sporadic‐E Layer by Twin Incoherent Scatter Radars at Resolute by Wang, Yong, Themens, David R., Wang, Cheng, Ma, Yu‐Zhang, Reimer, Ashton, Varney, Roger, Gilies, Robert, Xing, Zan‐Yang, Zhang, Qing‐He, Jayachandran, P. T.

“…At high latitudes, the Sporadic‐E layer (Es layer) is a common phenomenon but is still poorly understood due to sparse measurements and the difficulty of…”
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Is Westward Travelling Surge Driven by the Polar Cap Flow Channels? by Ma, Yu‐Zhang, Zhang, Qing‐He, Lyons, Larry R., Liu, Jiang, Xing, Zan‐Yang, Reimer, Ashton, Nishimura, Yukitoshi, Hampton, Don

“…Following substorm auroral onset, the active aurora region usually expands poleward toward the poleward auroral boundary. Such poleward expansion is often…”
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GPS-Based Ionospheric Tomography From the Combination of PolSAR and E-CHAIM by Wang, Cheng, Zhao, Hai-Sheng, Wang, Li-Ming, Cao, Le, Xing, Zan-Yang, Zhang, Yuan-Yuan

“…The utilization of global positioning system (GPS) for 3-D ionospheric electron density reconstruction, i.e., computerized ionospheric tomography (CIT),…”
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A Statistical Study of Nighttime Ionospheric NmF2 Enhancement at Middle‐to‐High Latitudes in the Northern Hemisphere by Zhao, Ling‐Xin, Zhang, Qing‐He, Xu, Tong, Xing, Zan‐Yang, Balan, N., Wang, Yong, Ma, Yu‐Zhang, Gao, Dong‐Xing

“…The electron density in the ionosphere usually continuously decreases during nighttime due to the vanishing of sunlit ionization. However, it sometimes…”
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Multi‐Instrument Observations of the Evolution of Polar Cap Patches Associated With Flow Shears and Particle Precipitation by Zhang, Duan, Zhang, Qing‐He, Oksavik, Kjellmar, Xing, Zan‐Yang, Lyons, L. R., Yang, Hui‐Gen, Li, Guo‐Jun, Hosokawa, Keisuke, Shinbori, Atsuki, Ma, Yu‐Zhang, Wang, Yong, Wang, Xiang‐Yu

“…Simultaneous observations from Defense Meteorological Satellite Program, Swarm, Resolute Bay all‐sky imagers, GPS Total Electron Content and Super Dual Auroral…”
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How to identify and forecast severe space weather events by Balan, N., Zhang, Qing-He, Ram, S. Tulasi, Shiokawa, K., Manu, V., Xing, Zan-Yang

“…This paper reviews some of the work performed by the authors over the past decade regarding the identification and forecasting of severe space weather. Severe…”
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A space hurricane over the Earth’s polar ionosphere by Zhang, Qing-He, Zhang, Yong-Liang, Wang, Chi, Oksavik, Kjellmar, Lyons, Larry R., Lockwood, Michael, Yang, Hui-Gen, Tang, Bin-Bin, Moen, Jøran Idar, Xing, Zan-Yang, Ma, Yu-Zhang, Wang, Xiang-Yu, Ning, Ya-Fei, Xia, Li-Dong

“…In Earth’s low atmosphere, hurricanes are destructive due to their great size, strong spiral winds with shears, and intense rain/precipitation. However,…”
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The Dependence of Cold and Hot Patches on Local Plasma Transport and Particle Precipitation in Northern Hemisphere Winter by Zhang, Duan, Zhang, Qing‐He, Ma, Y.‐Z., Oksavik, Kjellmar, Lyons, L. R., Xing, Zan‐Yang, Hairston, Marc, Deng, Z.‐X., Liu, J.‐J.

“…By using a database of 4,634 cold patches (high density and low electron temperature) and 4,700 hot patches (high density and high electron temperature) from…”
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Direct Observation of the Space Hurricane Disturbed Polar Thermosphere by Xiu, Zhi‐Feng, Ma, Yu‐Zhang, Zhang, Qing‐He, Xing, Zan‐Yang, Zhang, Shun‐Rong, Zhang, Yong‐Liang, Oksavik, Kjellmar, Lyons, Larry, Lockwood, Michael, Wang, Yong

“…The space hurricane is a three‐dimensional magnetic vortex structure with strong flow shears and electron precipitation in the polar cap. This study…”
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GPS Scintillations and TEC Variations in Association With a Polar Cap Arc by Wang, Yong, Cao, Zheng, Xing, Zan‐Yang, Zhang, Qing‐He, Jayachandran, P. T., Oksavik, K., Balan, Nanan, Shiokawa, K.

“…A unique example of a polar cap arc producing clear amplitude and phase scintillations in GPS L‐band signals is presented using observations from an all‐sky…”
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Longitudinal Evolution of the Velocity of Subauroral Polarization Streams (SAPS) in Different Phases of Magnetic Storms: SuperDARN Observations by Zhang, Qiang, Liu, Yong C.‐M., Zhang, Q.‐H., Xing, Zan‐Yang, Ma, Yu‐Zhang

“…Investigations of the evolution of subauroral polarization streams (SAPS) are important to understand the plasma transport processes in the polar ionosphere…”
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Statistical Study of the Relationship Between Ion Upflow and Field‐Aligned Current in the Topside Ionosphere for Both Hemispheres During Geomagnetic Disturbed and Quiet Time by Ma, Yu‐Zhang, Zhang, Qing‐He, Jayachandran, P. T., Oksavik, Kjellmar, Lyons, L. R., Xing, Zan‐Yang, Zhou, Shan‐Yu, Hairston, Marc, Wang, Yong

“…A statistical study of ion upflow and field‐aligned currents (FACs) has been performed in the topside ionosphere of both hemispheres for magnetic quiet and…”
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The Ion/Electron Temperature Characteristics of Polar Cap Classical and Hot Patches and Their Influence on Ion Upflow by Ma, Yu‐Zhang, Zhang, Qing‐He, Xing, Zan‐Yang, Heelis, Roderick A., Oksavik, Kjellmar, Wang, Yong

“…The term of “polar cap hot patch” is a newly identified high‐density plasma irregularity at high latitudes, which is associated with high electron temperature…”
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Understanding real estate price dynamics: The case of housing prices in five major cities of China by Fan, Ying, Yang, Zan, Yavas, Abdullah

“…The developing technology of wavelet analysis offers a valuable tool in mitigating many of the limitations of earlier studies of housing price dynamics. This…”
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Statistical Study of Ion Upflow Associated with Subauroral Polarization Streams (SAPS) at Substorm Time by Zhang, Qiang, Liu, Yong C.‐M., Zhang, Q.‐H., Xing, Zan‐Yang, Wang, Yong, Ma, Yu‐Zhang

“…Abstract We present a statistical study of the ion upflow associated with subauroral polarization streams (SAPS) in the ionospheric subauroral region at…”
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