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物理研究所 [4]
国家空间科学中心 [3]
紫金山天文台 [2]
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期刊论文 [15]
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空间物理 [3]
Physics [1]
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Heat and mass transfer in MHD Williamson nanofluid flow over an exponentially porous stretching surface
期刊论文
OAI收割
CASE STUDIES IN THERMAL ENGINEERING, 2021, 卷号: 26, 页码: 10
作者:
Li, Yi-Xia
;
Alshbool, Mohammed Hamed
;
Lv, Yu-Pei
;
Khan, Ilyas
;
Khan, M. Riaz
  |  
收藏
  |  
浏览/下载:43/0
  |  
提交时间:2021/10/26
Williamson nanofluid
Exponential stretching
Porous medium
Suction
Aligned magnetic field
Heat generation/absorption
On the Terrestrial Gamma Ray Flashes Preceding Narrow Bipolar Events
期刊论文
OAI收割
Geophysical Research Letters, 2021, 卷号: 48, 页码: e92160
作者:
HXMT
  |  
收藏
  |  
浏览/下载:28/0
  |  
提交时间:2022/02/08
low frequency magnetic sferics
narrow bipolar events (NBEs)
relativistic feedback mechanism
Terrestrial Gamma ray Flashes (TGFs)
Abstract: Narrow bipolar events (NBEs) are occasionally reported to occur within a few ms after Terrestrial Gamma ray Flashes (TGFs), while the formation mechanism remains mysterious partially due to the lack of sufficient observations. Here, nine more TGFs of this scenario are reported with concurrent LF sferics and lightning location data. The gamma ray production in these TGFs preceded the occurrence of NBEs by a minimum of 60 µs up to 13.5 ms, and no other fast leader discharge was found within 20 ms before the TGF. The TGF preceded positive NBEs occurred at altitudes of 8.6-11 km in thunderstorms, likely in the high electric field (E field) region of lightning initiation. The analyses show that the NBE preceding TGFs bear harder energy spectrum with larger proportion of high energy photons than EIP related TGFs produced in association with lightning leader. Our findings support the relativistic feedback mechanism of gamma ray generation in the large scale thunderstorm E field.
Gain cascading scheme of a free-electron-laser oscillator
期刊论文
OAI收割
PHYSICAL REVIEW ACCELERATORS AND BEAMS, 2017, 卷号: 20, 期号: 11, 页码: -
作者:
Li, K
;
Deng, HX
  |  
收藏
  |  
浏览/下载:25/0
  |  
提交时间:2018/08/30
X-ray Pulses
Stimulated-emission
Extreme-ultraviolet
Magnetic-field
Storage-ring
Fel
Generation
Radiation
Coherent
Operation
Laboratory investigations on the origins of cosmic rays
期刊论文
OAI收割
PLASMA PHYSICS AND CONTROLLED FUSION, 2012, 卷号: 54, 期号: 12
Kuramitsu, Y
;
Sakawa, Y
;
Morita, T
;
Ide, T
;
Nishio, K
;
Tanji, H
;
Aoki, H
;
Dono, S
;
Gregory, CD
;
Waugh, JN
;
Woolsey, N
;
Diziere, A
;
Pelka, A
;
Ravasio, A
;
Loupias, B
;
Koenig, M
;
Pikuz, SA
;
Li, YT
;
Zhang, Y
;
Liu, X
;
Zhong, JY
;
Zhang, J
;
Gregori, G
;
Nakanii, N
;
Kondo, K
;
Mori, Y
;
Miura, E
;
Kodama, R
;
Kitagawa, Y
;
Mima, K
;
Tanaka, KA
;
Azechi, H
;
Moritaka, T
;
Matsumoto, Y
;
Sano, T
;
Mizuta, A
;
Ohnishi, N
;
Hoshino, M
;
Takabe, H
收藏
  |  
浏览/下载:22/0
  |  
提交时间:2013/09/18
MAGNETIC-FIELD GENERATION
RELATIVISTIC SHOCK-WAVES
HIGH-POWER LASERS
COLLISIONLESS SHOCKS
PARTICLE-ACCELERATION
EXPERIMENTAL ASTROPHYSICS
PLASMAS
Optimization of Lower Hybrid Current Drive Efficiency for EAST Plasma with Non-Circular Cross Section and Finite Aspect-Ratio
期刊论文
OAI收割
PLASMA SCIENCE & TECHNOLOGY, 2012, 卷号: 14
作者:
Shi, XJ
;
Hu, YM
;
Gao, Z
  |  
收藏
  |  
浏览/下载:27/0
  |  
提交时间:2012/07/09
TEMPERATURE-DEPENDENCE
MAGNETIC-FIELD
HT-7 TOKAMAK
WAVES
GENERATION
PARAMETERS
DENSITY
MODEL
efficiency
LHCD
elongation
triangularity
aspect-ratio
Generation of convective cells by kinetic Alfvén waves
期刊论文
OAI收割
NEW JOURNAL OF PHYSICS , 2011, 卷号: 13, 页码: 063043(11)
Zhao J. S.
;
Wu D. J.
;
Lu J. Y.
收藏
  |  
浏览/下载:20/0
  |  
提交时间:2012/08/07
GEODESIC ACOUSTIC MODES
ZONAL FLOW GENERATION
PLASMA DIFFUSION
MAGNETIC-FIELD
SPACE PLASMAS
DRIFT WAVES
TURBULENCE
SCALE
IONOSPHERE
MAGNETOSPHERE
Studies of the spin-Hamiltonian parameters and defect structures for the tetragonal and cubic Yb(3+) centers in AgCl crystal
期刊论文
OAI收割
Spectrochimica Acta Part a-Molecular and Biomolecular Spectroscopy, 2011, 卷号: 84, 期号: 1, 页码: 164-167
W. C. Zheng
;
H. G. Liu
;
P. Su
;
Y. G. Yang
收藏
  |  
浏览/下载:17/0
  |  
提交时间:2012/04/13
Electron paramagnetic resonance
Crystal- and ligand- field theory
Defect structure
AgCl
Yb(3+)
electron-paramagnetic-resonance
superposition-model analysis
laser-light generation
color image-formation
temperature-dependence
silver-chloride
optical spectroscopy
magnetic-resonance
mn2+ ion
field
Bow shock and magnetopause contributions to the cross-tail current from global MHD simulations
期刊论文
OAI收割
Journal of Geophysical Research-Space Physics, 2009, 卷号: 114, 页码: A08203
Tang, B. B.
;
Guo, X. C.
;
Wang, C.
;
Hu, Y. Q.
;
Kan, J. R.
收藏
  |  
浏览/下载:25/0
  |  
提交时间:2014/04/30
interplanetary magnetic-field
solar-wind
current systems
magnetosphere
generation
closure
Coordinated Cluster/Double Star observations of dayside flux transfer events on 6 April 2004
期刊论文
OAI收割
Science in China Series E-Technological Sciences, 2008, 卷号: 51, 期号: 10, 页码: 1611-1619
Wang, J.
;
Pu, Z. Y.
;
Zhou, X. Z.
;
Zhang, X. G.
;
Dunlop, M. W.
;
Fu, S. Y.
;
Xie, L.
;
Zong, Q. G.
;
Xiao, C. J.
;
Wang, X. G.
;
Liu, Z. X.
收藏
  |  
浏览/下载:28/0
  |  
提交时间:2014/04/30
magnetopause
magnetic reconnection
FTEs
generation mechanism
global
configuration
magnetic-field
magnetopause
reconnection
instrument
mission
flow
Bow shock contributions to region 1 field-aligned current: A new result from global MHD simulations
期刊论文
OAI收割
Geophysical Research Letters, 2008, 卷号: 35, 期号: 3, 页码: L03108
郭孝城
;
王赤
;
Hu, Y. Q.
;
Kan, J. R
收藏
  |  
浏览/下载:28/0
  |  
提交时间:2014/04/30
solar-wind
earths magnetosphere
current systems
magnetic-field
generation