... structures are well explained as nearly annular shocks propagating in the backflow ... are 7 open or partially filled annular shocks propagating in the cocoon backflow ...
... The counts used to obtain the spectra of hot spots A and D were taken from circular regions of radii 2. 3 and 2. 2, respectively, with background taken from annular regions of width 2 concentric with the source region. ...
... We identified the galactic HZ as an annular region between seven and nine kiloparsecs from the galactic center that widens with time and is composed of stars that formed between eight and four billion years ago. ...
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Ссылки http://www.mso.anu.edu.au/~charley/papers/LineweaverChopra2012.pdf -- 1937.6 Кб -- 03.05.2012 Похожие документы