与 «ACTIVE GALAXY»相关的英语书籍
在以下的参考文献中发现
active galaxy的用法。与
active galaxy相关的书籍以及同一来源的简短摘要提供其在 英语文献中的使用情境。
1
Empirical Measurements of Massive
Galaxy and
Active Galaxy ...
2
Black Hole-bulge Relationships in Broad-line
Active Galactic ...
For clarity, we define in the thesis that the terms active galaxy and Quasar (QSO)
mean the composite of the host galaxy and AGN; the host galaxy refers the
galaxy that hosts the AGN; and the AGN is the nucleus of the active galaxy.
3
Galaxy Formation and Evolution
... the evolution Table 14.1. Local number densities. Type of object Number
density. 1 The term AGN is also often used to denote active galaxies, although
strictly speaking an active galaxy also includes the host galaxy. 618 Active
Galaxies.
Houjun Mo, Frank van den Bosch, Simon White, 2010
4
Spacecraft for Astronomy
Although the physics underlying the phenomenon is not well understood,
scientists know that in some cases the accretion disk of an active galaxy focuses
long jets of matter that streak away from the AGN at speeds near the speed of
light.
5
Active Galaxy Types: Quasar,
Active Galactic Nucleus, Radio ...
Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online.
6
An Introduction to Galaxies and Cosmology
An active galaxy may be regarded as a normal galaxy plus an AGN with its
attendant effects. Active galaxies seem to be quite rare in the nearby Universe.
Whether every galaxy goes through an active phase in its lifetime, or whether
active ...
Mark H. Jones, Robert J. Lambourne, 2004
7
An Introduction to
Active Galactic Nuclei
1.1 Seyfert Galaxies The first optical spectrum of an active galaxy was obtained at
Lick Observatory by E. A. Path in 1908 as part of his dissertation work. He noted
the presence of strong emission lines in the nebula NGC 1068. V. M. Slipher at ...
Bradley M. Peterson, 1997
8
Active Galaxies:
Active Galaxy Types, Bl Lac Objects, ...
Purchase includes free access to book updates online and a free trial membership in the publisher's book club where you can select from more than a million books without charge.
Books, LLC, General Books LLC, 2010
9
Galaxies in Turmoil: The
Active and Starburst Galaxies and ...
Instead the difference between a normal and an active galaxy appears to lie in
the availability 10A million solar masses = 2 × 1036kg – this is a term that has
been invented for use in this book, which seems to the author to be a convenient
and ...
10
Theoretical and Observational Cosmology
Even if a spectrum of an active galaxy was taken as early as 1908, Seyfert was
the first astronomer to understand that active galaxies do form a class. Seyfert 's
original work (1943) listed 12 galaxies, defined at that time as normal galaxies
with ...
包含词语«ACTIVE GALAXY»的新条目
找出国内和国际出版社所讨论的内容，以及词语
active galaxy在以下新条目的上下文中是如何使用的。
Constellation 101: Hercules
Hercules A is an active galaxy located in this constellation. At the center of this galaxy is an ultramassive black hole. Another amazing space ... «Clapway, 七月 15»
10 extraordinary images shared by NASA's Earth Observatory
It is known to be a Seyfert 2 active galaxy, a type of galaxy that is probably powered by a black hole residing in its core. The core is the large ... «AOL News, 六月 15»
If The Universe Is So Big, Why Haven't We Found Aliens Yet? (Video)
This image of the giant, active galaxy NGC 1275 was taken using the Hubble Space Telescope in July and August of 2006. (NASA/ESA via ... «The Epoch Times, 六月 15»
New record! Astronomers nail down distance to the earliest galaxy yet
The findings, described this week in the Astrophysical Journal Letters, reveal a surprisingly bright and active galaxy that could shed light on ... «Los Angeles Times, 五月 15»
Galactic 'Missing Link' Reveals Early Galaxy Formation
The Atacama Large Millimeter/submillimeter Array (ALMA) in Chile made the active galaxy observations. "The ALMA data reveal that AzTEC-3 ... «Space.com, 三月 15»
Samsung Galaxy S5 Lollipop Release Grows in U.S.
The company is also expected to roll out Android 5.0 Lollipop updates to the Galaxy S5 mini, Galaxy S5 Active Galaxy Note Edge, Galaxy Alpha ... «Gotta Be Mobile, 二月 15»
Galaxy S5 Android 5.0 Lollipop Release Date Narrows
Samsung is also expected to roll out Android 5.0 Lollipop updates to the Galaxy S5 mini, Galaxy S5 Active Galaxy Note Edge, Galaxy Alpha, ... «Gotta Be Mobile, 二月 15»
This Active Herculean Galaxy Is A Beautiful Start To The New Year
In optical light, Hercules A looks like a fairly boring elliptical galaxy. But it isn't: it's an active galaxy, with a black hole munching down on gas, ... «io9, 一月 15»
The First Known Binary Supermassive Black Hole In An Ordinary …
In an active galaxy, black holes are continuously fed by gas cloud, but in an ordinary inactive galaxy, or quiescent galaxy, black holes are ... «io9, 四月 14»
The dusty heart of an active galaxy
The observations of the Circinus galaxy show, for the first time, that the dust directly illuminated by the central engine of the active galaxy is ... «Phys.Org, 三月 14»
