Chandrasekara predel
[fizika kosmosa]

verhnii predel massy holodnogo nevrashayushegosya belogo karlika. Ustanovlen S. Chandrasekarom (SShA) v 1931 g. Davlenie p vnutri belogo karlika (B.k.) opredelyaetsya elektronnym vyrozhdennym gazom i zavisit tol'ko ot plotnosti veshestva . S uvelicheniem elektronnyi gaz stanovitsya relyativistskim, i eta zavisimost' asimptoticheski priblizhaetsya k zakonu , (1) gde

Chernaya dyra
[fizika kosmosa]

1. Vvedenie 2. Pole tyagoteniya nevrashayusheisya chernoi dyry 3. Pole tyagoteniya vrashayusheisya chernoi dyry 4. Fizicheskie processy v pole tyagoteniya chernoi dyry 1. Vvedenie Chernaya dyra - oblast' prostranstva, v k-roi pole tyagoteniya nastol'ko sil'no, chto vtoraya kosmich. skorost' (parabolicheskaya skorost') dlya nahodyashihsya v etoi oblasti tel dolzhna byla by prevyshat' skorost' sveta, t.e.