Search Results for: Optical media unrecorded
, d. k. lynch، نويسنده , , c. c. venturini، نويسنده , , r. c. puetter، نويسنده , , r. b. perry، نويسنده , issue information : روزنامه با شماره پیاپی سال pages : from page : to page : abstract : we present the results of photometric and spectroscopic observations of two a-type stars (hd and hd ), optical
counterparts of the iras sources (f + and + , respectively). h (alpha)line emission is found in the optical spectra of both objects for the first time. our analysis of the spectral line profiles and the photometric information shows that hd is an a / ii star ( ... k, ..., ... km s , ...) with a mild...
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