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A STATISTICAL ANALYSIS OF QSOs' REDSHIFTS: THE LUMINOSITY AND EVOLUTION OF QSOs
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作者 卞毓麟 唐小英 +3 位作者 曹盛林 肖兴华 刘永镇 江书定 《Chinese Science Bulletin》 SCIE EI CAS 1981年第5期430-433,共4页
Ⅰ. INTRODUCTION In a previous paper, we made a statistical analysis of the redshifts z and apparent magnitudes mv of 946 QSOs. The main points are: dividing the redshifts of the QSOs into 36 intervals with a step len... Ⅰ. INTRODUCTION In a previous paper, we made a statistical analysis of the redshifts z and apparent magnitudes mv of 946 QSOs. The main points are: dividing the redshifts of the QSOs into 36 intervals with a step length of 0.1, calculating the mathematical expectation (?)v(z) of the QSO’s apparent magnitudes and the standard deviation in each interval, and discussing the cosmological model based on the relation between (?)v(z) and z. 展开更多
关键词 calculating dividing EXPECTATION APPARENT deviation absolute length magnitude LUMINOSITY PROM
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"ABNORMAL" TEMPERATURE PROFILE SOLUTIONS OF ACCRETION DISC AROUND BLACK HOLES
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作者 方励之 张家铝 江书定 《Chinese Science Bulletin》 SCIE EI CAS 1980年第10期851-853,共3页
Accretion disc around black holes is one of the models in common use to explain various high energy astrophysical phenomena. All of such discs so far constructed were derived from the following energy equation:
关键词 EXPLAIN extreme GRAVITATIONAL ABNORMAL rigorous tempera RADIUS thereby RADIATIVE Profiles
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