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Measuring the mass ratios of x-ray transients from the Rotational broadening of the secondary star s spectrum
mass ratios secondary star s spectrum x-ray transients
2009/6/17
Measuring the mass ratios of x-ray transients from the Rotational broadening of the secondary star s spectrum。
Hard X-ray Spectrum of Mkn 421 during the Active Phase
X-rays BL Lac sources massive black hole candidates jet emission individual—Mkn 421
2009/5/20
Spectral measurement of Mkn 421 were made in the hard Xray
energy band of 20–200 keV using a high sensitivity, large area scintillation
counter telescope on November 21, 2000 and these coincided wit...