Search Results - "Hu, Yaogai"

Ionospheric disturbance caused by artificial plasma clouds under different release conditions by Zhu, Xiaoli, Hu, Yaogai, Zhao, Zhengyu, Ni, Binbin, Zhang, Yuannong

“…The generation and evolution of artificial plasma clouds is a complicated process that is strongly dependent on the background environment and release…”
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A Novel Method for Improving Quality of Oblique Incidence Sounding Ionograms Based on Eigenspace-Based Beamforming Technology and Capon High-Resolution Range Profile by Zhang, Wuyong, Liu, Tongxin, Yang, Guobin, Jiang, Chunhua, Hu, Yaogai, Lan, Ting, Zhao, Zhengyu

“…Ground-based oblique incidence sounding (OIS) is an important means to investigate the ionosphere. As the OIS ionogram is a visual representation of the OIS…”
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Ionosonde Observations of Spread F and Spread Es at Low and Middle Latitudes during the Recovery Phase of the 7–9 September 2017 Geomagnetic Storm by Wei, Lehui, Jiang, Chunhua, Hu, Yaogai, Aa, Ercha, Huang, Wengeng, Liu, Jing, Yang, Guobin, Zhao, Zhengyu

“…This study presents observations of nighttime spread F/ionospheric irregularities and spread Es at low and middle latitudes in the South East Asia longitude of…”
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A Novel Ionospheric Sounding Network Based on Complete Complementary Code and Its Application by Liu, Tongxin, Yang, Guobin, Hu, Yaogai, Jiang, Chunhua, Lan, Ting, Zhao, Zhengyu, Ni, Binbin

“…In this paper, complete complementary code (CCC) sequences are applied to a High Frequency (HF) ionospheric sounding network. Ionosondes distributed at…”
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Application of Beamforming Technology in Ionospheric Oblique Backscatter Sounding with a Miniaturized L-Array by Liu, Tongxin, Yang, Guobin, Zhao, Zhengyu, Jiang, Chunhua, Hu, Yaogai

“…In this paper, a new dedicated multi-channel ionospheric oblique backscatter sounder is described. A miniaturized L-shaped antenna array was employed for the…”
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Design of Multifunctional Mesosphere-Ionosphere Sounding System and Preliminary Results by Liu, Tongxin, Yang, Guobin, Zhao, Zhengyu, Liu, Yi, Zhou, Chen, Jiang, Chunhua, Ni, Binbin, Hu, Yaogai, Zhu, Peng

“…This paper describes a novel sounding system for which the functions of the medium frequency (MF) radar and the ionosonde are integrated on the same hardware…”
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Effect of high power microwave injection on ozone balance by Hu, Yaogai, Zhu, Xiaoli, Chen, Lina, Zhao, Zhengyu

“…High power microwave (HPM) injection into the troposphere to block the chain of chlorofluorocarbons (CFCs) or injection into the stratosphere to promote ozone…”
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Analysis of Pre-Earthquake Ionospheric Anomalies in the Japanese Region Based on DEMETER Satellite Data by Lu, Jingming, Hu, Yaogai, Jiang, Chunhua, Zhao, Zhengyu, Zhang, Yuannong, Ma, Zhengzheng

“…The electron density (Ne), ion density (Ni), and electron temperature (Te) statistics recorded by the DEMETER satellite payload ISL (Instrument Sonde de…”
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Investigation of the effects of 30% hydrogen peroxide on human tooth enamel by Raman scattering and laser-induced fluorescence by Jiang, Tao, Ma, Xiao, Wang, Yining, Tong, Hua, Shen, Xinyu, Hu, Yaogai, Hu, Jiming

“…The safety of tooth bleaching, which is based upon hydrogen peroxide (HP) as the active agent, has been questioned. Our aim was to investigate the effects of…”
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Evidence of low-latitude daytime large-scale traveling ionospheric disturbances observed by high-frequency multistatic backscatter sounding system during a geomagnetically quiet period by Zhou, Chen, Zhao, Zhengyu, Yang, Guobin, Chen, Gang, Hu, Yaogai, Zhang, Yuannong

“…Observations from the high‐frequency multistatic backscatter sounding radars on a geomagnetically quiet day (minimum Dst = −14 nT) captured the…”
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Wuhan Atmosphere Radio Exploration (WARE) radar: System design and online winds measurements by Zhengyu, Zhao, Chen, Zhou, Haiyin, Qing, Guobin, Yang, Yuannong, Zhang, Gang, Chen, Yaogai, Hu

“…The basic configuration of the Wuhan MST (mesosphere‐stratosphere‐troposphere) radar, which was designed and constructed by the School of Electronic…”
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Resolution of overlapping spectra by curve-fitting by Hu, Yaogai, Liu, Jinyang, Li, Wei

“…In this paper we present a novel method of curve-fitting based on Gaussian function, which is used to resolve the overlapping peaks. Correctly choosing the…”
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Investigation of the Occurrence Characteristics and Possible Origins of Daytime Spread F Irregularities in Low Latitude Region by Wei, Lehui, Jiang, Chunhua, Yokoyama, Tatsuhiro, Liu, Jing, Yang, Guobin, Hu, Yaogai

“…A study of occurrence characteristics and morphology of daytime spread F (DSF) irregularities was conducted using ionosonde from 2013 to 2020 over low‐latitude…”
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Real-Time Automatic Scaling Method of Oblique Ionogram Parameters Based on Morphological Operator and Inversion Technique by Hu, Yaogai, Song, Huan, Zou, Xianjian, Zhao, Zhengyu

“…Automatic scaling ionogram can get the parameters of ionogram which are vital to ionosphere detecting. In this paper, a new method is proposed to scale F2…”
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Pre-Earthquake Ionospheric Anomalies of the Wenchuan Earthquake Studied with DEMETER Satellite by LU, Jingming, HU, Yaogai, JIANG, Chunhua, ZHAO, Zhengyu, ZHANG, Yuannong

“…The pre-earthquake ionospheric anomalies in Wenchuan, China (21°-41°N, 93°-113°E) are studied and analyzed using the summer nighttime data from 2005 to 2008…”
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A Novel Land-Based High-Frequency Geolocation System by Yang, Guobin, Liu, Tongxin, Zhou, Anqi, Jiang, Chunhua, Hu, Yaogai, Zhao, Zhengyu, Ni, Binbin

“…A novel land-based high-frequency (HF) geolocation system is proposed. The geolocating signals are transmitted from the stations with known geographic…”
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Facile preparation of carbon nanotube-conducting polymer network for sensitive electrochemical immunoassay of Hepatitis B surface antigen in serum by Hu, Yaogai, Zhao, Zhengyu, Wan, Qianqian

“…A novel electrochemical immunosensor built on three dimensional carbon nanotube-conducting polymer (CNT-CP) network is reported for detection of Hepatitis B…”
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The Application of Beamforming Technology in Ionospheric Oblique Incidence Sounding With Wuhan Multi-Channel Ionospheric Sounding System (WMISS) by Zhang, Wuyong, Liu, Tongxin, Yang, Guobin, Jiang, Chunhua, Hu, Yaogai, Zhu, Xiaoli, Lan, Ting, Zhao, Zhengyu

“…Improving the quality of the oblique sounding ionogram under the low transmit power and miniaturized antenna array structure has always been a meaningful…”
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Ionospheric disturbances produced by chemical releases and the resultant effects on short-wave ionospheric propagation by Hu, Yaogai, Zhao, Zhengyu, Zhang, Yuannong

“…As an effective means to actively modify the ionosphere, chemical releases can produce artificial ionospheric holes as a consequence of ionization reduction,…”
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Eigenvector perturbations of complex networks by Yan, Xin, Wu, Yang, Li, Xiaohui, Li, Chunlin, Hu, Yaogai

“…Recently spectral perturbations, involving eigenvalue and eigenvector perturbations, which have attracted more attentions than conventional topological…”
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