Soft X-rays in the 00:18 UT solar flare on April 22, 1994

被引:5
|
作者
Kocharov, GE [1 ]
Charikov, YE [1 ]
Lazutkov, VP [1 ]
Matveev, GA [1 ]
Nitsora, YN [1 ]
Savchenko, MI [1 ]
Skorodumov, DV [1 ]
机构
[1] Russian Acad Sci, AF Ioffe Physicotech Inst, St Petersburg 194021, Russia
关键词
D O I
10.1016/S1464-1917(00)00043-X
中图分类号
P3 [地球物理学]; P59 [地球化学];
学科分类号
0708 ; 070902 ;
摘要
The IRIS spectrometer employs scintillation and proportional counters with large-sized windows. It offers possibility for measuring X-ray flux of flare precursors and micro- and nanoflares as well as studying fine time structures in hard X-rays during the impulsive phase of strong solar flares. Characteristics of the spectrometer (time resolution, number of energy channels, sensitivity to soft X-rays) are automatically changeable depending on measured X-ray flux. The essential properties of the IRIS spectrometer are listed in Table 1 (for detailed description see Kocharov et al, 1989, and Charikov et al, 1997). (C) 2000 Published by Elsevier Science Ltd. All rights reserved.
引用
收藏
页码:405 / 406
页数:2
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