. "1"^^ . . "1"^^ . "40"^^ . . . . . "40"^^ . . "Circumstellar envelopes of hot stars"@en . . . . . "Circumstellar envelopes of hot stars influence the stellar spectrum and in particular also the stellar evolution. The solution of proposed project will contribute to the understanding of both mentioned relationships. This is why we plan to calculate detailed models of circumstellar envelopes. We plan to develop more advanced methods on the basis of existing model atmospheres, solution of radiative transfer equation in moving media, and multicomponent stellar wind models. Detailed properties of thesecircumstellar envelopes will be calculated using mentioned sophisticated models, especially the mass-loss rates. Calculated spectra will be compared with the observed ones both in optical and ultraviolet region. Optical spectra will be acquired using Ond\u0159ejov 2m telescope and ultraviolet spectra will be extracted from internet IUE database. More exact wind parameters (mass-loss rates and terminal velocites) will be the output of this part of the project. These precise wind parameters will contribute"@en . . . . . "Neuvedeno."@en . "We succeeded to achieve several important results in this project. We developed an original method for the solution of the radiative transfer equation in spherical symmetry. We improved the method for the solution of the NLTE models of radiatively driven"@en . . . . "Okolohv\u011Bzdn\u00E9 ob\u00E1lky hork\u00FDch hv\u011Bzd ovliv\u0148uj\u00ED nejen hv\u011Bzdn\u00E9 spektrum, ale p\u0159edev\u0161\u00EDm tak\u00E9 hv\u011Bzdn\u00FD v\u00FDvoj. \u0158e\u0161en\u00ED tohoto projektu p\u0159isp\u011Bje k pochopen\u00ED obou zmi\u0148ovan\u00FDch vztah\u016F. Proto pl\u00E1nujeme v\u00FDpo\u010Det podrobn\u00FDch model\u016F okolohv\u011Bzdn\u00FDch ob\u00E1lek. Pro jejich v\u00FDpo\u010Detbudou rozvinuty ji\u017E existuj\u00EDc\u00ED metody pro v\u00FDpo\u010Det model\u016F atmosf\u00E9r, programy pro v\u00FDpo\u010Det rovnice p\u0159enosu z\u00E1\u0159en\u00ED a v\u00EDceslo\u017Ekov\u00E9 modely hv\u011Bzdn\u00FDch v\u011Btr\u016F. Na z\u00E1klad\u011B roz\u0161\u00ED\u0159en\u00FDch model\u016F budou p\u0159edpov\u011Bzeny z\u00E1kladn\u00ED vlastnosti t\u011Bchto ob\u00E1lek, p\u0159edev\u0161\u00EDm rychlost ztr\u00E1ty hmoty prost\u0159ednictv\u00EDm hv\u011Bzdn\u00E9ho v\u011Btru. Tyto modely pak budou porovn\u00E1ny s pozorov\u00E1n\u00EDm, a to jak ve viditeln\u00E9 oblasti s vyu\u017Eit\u00EDm pozorov\u00E1n\u00ED z\u00EDskan\u00FDch ond\u0159ejovsk\u00FDm dvoumetrov\u00FDm dalekohledem, tak s pl\u00E1novan\u00FDm vyu\u017Eit\u00EDm ultrafialov\u00FDch pozorov\u00E1n\u00ED dru\u017EiceIUE. V\u00FDsledkem t\u00E9to \u010D\u00E1sti projektu budou p\u0159esn\u011Bj\u0161\u00ED parametry hv\u011Bzdn\u00FDch v\u011Btr\u016F (rychlost ztr\u00E1ty hmoty a kone\u010Dn\u00E1 rychlost v\u011Btru), kter\u00E9 p\u0159isp\u011Bj\u00ED lep\u0161\u00EDmu pochopen\u00ED v\u00FDvoje hork\u00FDch hv\u011Bzd. Sou\u010Dasn\u011B t\u00E9\u017E pl\u00E1nujeme studium vlivu okolohv\u011Bzdn\u00FDch ob\u00E1lek a pozorovan\u00E9" . "2007-10-16+02:00"^^ . "GA205/04/1267" . "0"^^ . "http://www.isvav.cz/projectDetail.do?rowId=GA205/04/1267"^^ . . "Okolohv\u011Bzdn\u00E9 ob\u00E1lky hork\u00FDch hv\u011Bzd" . . . "V tomto projektu bylo dosa\u017Eeno n\u011Bkolika v\u00FDznamn\u00FDch v\u00FDsledk\u016F. Byla vyvinuta p\u016Fvodn\u00ED metoda pro \u0159e\u0161en\u00ED rovnice p\u0159enosu z\u00E1\u0159en\u00ED v axi\u00E1ln\u00ED symetrii. Bylo zdokonalena metoda pro \u0159e\u0161en\u00ED NLTE model\u016F z\u00E1\u0159en\u00EDm hnan\u00FDch hv\u011Bzdn\u00FDch v\u011Btr\u016F. Tato metoda byla pou\u017Eita pro v"@cs .