... in the envelope of LP And everywhere from the stellar photosphere to the outer boundary, producing the total visual optical ... made of very refractive material, forms very close to the stellar photosphere, where the newly formed small SiC grains have ...
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Ссылки http://jet.sao.ru/hq/balega/PUBL_BAL/PUB_2006/menshchikov_etal_aua_lpandromedae_2006.pdf -- 729.5 Кб -- 24.02.2010 Похожие документы
... d and magnetic field detection The aim of our study is to detect circular polarisation which is characteristic of the longitudinal Zeeman effect, produced by the presence of a nonzero integrated line-of-sight magnetic field in the stellar photosphere ...
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Ссылки http://jet.sao.ru/hq/lizm/conferences/pdf/2003/2003_p114.pdf -- 128.3 Кб -- 21.04.2010 Похожие документы
... Complex, variable line profiles of this typ e are typical of Ap stars, and are explained by the presence of abundance non-uniformities in the stellar photosphere. ...
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Ссылки http://jet.sao.ru/hq/lizm/conferences/pdf/2006/2006_p189.pdf -- 332.9 Кб -- 21.04.2010 Похожие документы
... Schwarzschild (1975) showed that the typical horizontal size of a solar granule, xgran , is given by characteristic depth scales of the layers below the photosphere. ...
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Ссылки http://jet.sao.ru/hq/balega/PUBL_BAL/PUB_1998/1998A&A_333L_51W.pdf -- 192.2 Кб -- 24.02.2010 Похожие документы
... In Ap stars with the relatively small surface magnetic fields ( 4 - 5 kG) the light 40 Ca isotop e is concentrated close to the photosphere, while the heavy isotop es are pushed towards the outer layers. ...
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Ссылки http://jet.sao.ru/hq/lizm/conferences/pdf/2006/2006_p325.pdf -- 666.0 Кб -- 21.04.2010 Похожие документы
... Especially, the location of dust formation is in dispute: far from the star, >20 R (e.g. Fadeyev 1986, 1988; Send offprint requests to : K. Ohnaka, e-mail: kohnaka@mpifr-bonn.mpg.de Feast 1996), or very close to the photosphere, 2 (Payne-Gaposchkin 1963). ...
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Ссылки http://jet.sao.ru/hq/balega/PUBL_BAL/PUB_2001/2001A&A_380_212O.pdf -- 2254.5 Кб -- 24.02.2010 Похожие документы
... Because of high opacity these layers are exceptionally thin: the mass lying above the photosphere of an A0 MS star reaches only a fraction of gram per cm2 ! ...
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Ссылки http://jet.sao.ru/hq/lizm/conferences/pdf/2003/2003_p19.pdf -- 304.1 Кб -- 21.04.2010 Похожие документы
... In order to be in line with optical blue-shifted emission lines and red-shifted absorption lines Oudmaijer suggested the scenario of infall of circumstellar material onto the stellar photosphere. ...
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Ссылки http://jet.sao.ru/hq/balega/PUBL_BAL/PUB_1999/1999A&A_348_805B.pdf -- 387.4 Кб -- 24.02.2010 Похожие документы
... Danchi et al. (1994) claim that R Leo belongs to a class of stars whose inner dust-shell radii are very close to the photosphere (3 to 5 photospheric radii), i.e. dust might be formed in the uppermost atmospheric layers. ...
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Ссылки http://jet.sao.ru/hq/balega/PUBL_BAL/PUB_2001/2001A&A_376_518H.pdf -- 532.0 Кб -- 24.02.2010 Похожие документы