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황정아 교수

Hwang Junga

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  • 소속캠퍼스한국천문연구원
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연구분야

지구 자기권 및 지구방사선대 연구

Earth Magnetosphere and Earth Radiation Belt

대표연구실적

-  Junga Hwant et al/Significant loss of energetic electrons at the heart of the outer radiation belt during weak magnetic storms/JGR:Space Physics/20130719 -  Junga Hwang et al/Revisiting Solar and Heliospheric 1.3-Year Signals during 1970 ? 2007/Spolar Physics/20130829 -  Junga Hwang et al/Modeling of Space Radiation Exposure Estimation Program for Pilots, Crew and Passengers on Commercial Flights/JASS/20140301

논문(최근 5년)

-  Electron distributions observed with Langmuir waves in the plasma sheet boundary layer[ PHYSICS OF PLASMAS,2014-09-29] -  Characteristics of monoenergetic and broadband auroral electron precipitation as observed by the Science and Technology Satellite-I[JOURNAL OF GEOPHYSICAL RESEARCH-SPACE PHYSICS,2014-08-11] -  Quasilinear theory and particle-in-cell simulation of proton cyclotron instability[ PHYSICS OF PLASMAS,2014-06-27] -  Statistical analysis of geosynchronousmagnetic field perturbations near midnight during sudden commencements[JOURNAL OF GEOPHYSICAL RESEARCH-SPACE PHYSICS,2014-06-06] -  Simulation and quasilinear theory of proton firehose instability[ PHYSICS OF PLASMAS,2015-01-08] -  Advances in Atmospheric Radiation Measurements and Modeling Needed to Improve Air Safety[Space Weather,2015-04-10] -  Reply to comment by U. Villante and M. Piersanti on “Statistical analysis of geosynchronous magnetic field perturbations near midnight during sudden commencements”[JOURNAL OF GEOPHYSICAL RESEARCH-SPACE PHYSICS,2015-05-15] -  Comprehensive analysis of the flux dropout during 7-8 November 2008 storm using multi-satellites observations and RBE model [JOURNAL OF GEOPHYSICAL RESEARCH-SPACE PHYSICS,2015-06-03] -  Pitch-angle diffusion of electrons through growing and propagating along a magnetic field electromagnetic wave in Earth's radiation belts[ PHYSICS OF PLASMAS,2015-06-29] -  Simulation and quasilinear theory of aperiodic ordinary mode instability[ PHYSICS OF PLASMAS,2015-08-26] -  Simultaneous Pi2 observations by the Van Allen Probes inside and outside the plasmasphere[JOURNAL OF GEOPHYSICAL RESEARCH-SPACE PHYSICS,2015-06-11] -  Macroscopic quasi-linear theory and particle-in-cell simulation of helium ion anisotropy instabilities[JOURNAL OF GEOPHYSICAL RESEARCH-SPACE PHYSICS,2015-07-30] -  Estimation of pitch angle diffusion rates and precipitation timescales of electrons due to EMIC waves in a realistic field model[JOURNAL OF GEOPHYSICAL RESEARCH-SPACE PHYSICS,2015-10-24] -  Simulation of a rapid dropout event for highly relativistic electrons with the RBE model[JOURNAL OF GEOPHYSICAL RESEARCH-SPACE PHYSICS,2016-05-07] -  Artificial neural network predictionmodel for geosynchronous electron fluxes: Dependence on satellite position and particle energy[Space Weather,2016-04-21] -  Van Allen Probes observations of electromagnetic ion cyclotron waves triggered by enhanced solar wind dynamic pressure[JOURNAL OF GEOPHYSICAL RESEARCH-SPACE PHYSICS,2016-10-19] -  Generation of coherent ion acoustic solitary waves in inhomogeneous plasmas by an odd eigenmode of electron holes[ PHYSICS OF PLASMAS,2016-09-16] -  Ion temperature anisotropy due to perpendicular heating by Alfven wave propagating along magnetic field lines[ PHYSICS OF PLASMAS,2016-09-30] -  Upper hybrid waves and energetic electrons in the radiation belt[JOURNAL OF GEOPHYSICAL RESEARCH-SPACE PHYSICS,2016-12-18] -  Electron temperature anisotropy regulation by whistler instability[JOURNAL OF GEOPHYSICAL RESEARCH-SPACE PHYSICS,2017-04-29] -  Effect of hot anisotropic He+ ions on the growth and damping of electromagnetic ion cyclotron waves in the inner magnetosphere[JOURNAL OF GEOPHYSICAL RESEARCH-SPACE PHYSICS,2017-04-18] -  A case study of EMIC waves associated with sudden geosynchronousmagnetic field changes[JOURNAL OF GEOPHYSICAL RESEARCH-SPACE PHYSICS,2017-05-22] -  Spatial Dependence of Electromagnetic Ion Cyclotron Waves Triggered by Solar Wind Dynamic Pressure Enhancements[JOURNAL OF GEOPHYSICAL RESEARCH-SPACE PHYSICS,2017-05-11] -  Heliocentric Potential (HCP) Prediction Model for Nowscast of Aviation Radiation Dose[Journal of Astronomy and Space Science,2015-03-01] -  Improving the Accuracy of a Heliocentric Potential (HCP) Prediction Model for the Aviation Radiation Dose[Journal of Astronomy and Space Science,2016-12-01]

특허(최근 5년)

-  우주환경 3차원 시뮬레이션 시스템[2016-09-26] -  태양권 포텐셜 예측을 통한 항공 방사선량 산출방법[2016-06-24] -  항공 방사선량 분석 시스템[2016-12-20]

연구과제 수행 실적

근지구 우주환경 관측위성 탑재체 개발 우주환경연구센터 운영 및 활용 연구