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... Dynamical characteristics of gas and star formation in disks of spiral galaxies". ... D., "Evolution of galactic disks: two modes of star formation", in press Pis'ma v ...
... mass stars (of the order of 1-3 solar masses), in particular, the stars on the ... The matter, lost by the giant stars, forms thick gas-dust envelopes around the stars ...
... EVOLUTION OF GALACTIC DISCS: TWO MODES OF STAR FORMATION ABSTRACT We develop the model of the evolution of surface gas density, stellar density, star formation rates and chemical composition of galactic disc taking into account the gravitational ...
... parameter of gaseous disc $M_g/M_c$ upon the color index $(B-V)^0_T$ which reflects a relative number of young stars, is found ... The star formation rate is lower systematically in galaxies which have more stable discs. ...