Superradiance in the Kerr-de Sitter space-time

Takashi Tachizawa, Keiichi Maeda

    Research output: Contribution to journalArticle

    6 Citations (Scopus)


    A Kerr-de Sitter black hole loses energy and angular momentum through both quantum superradiance and thermal emission. Our investigation of the former process indicates that a rapidly rotating black hole spins down faster as we increase Λ, but after spinning down takes longer to evaporate.

    Original languageEnglish
    Pages (from-to)325-330
    Number of pages6
    JournalPhysics Letters A
    Issue number5
    Publication statusPublished - 1993 Jan 11


    ASJC Scopus subject areas

    • Physics and Astronomy(all)

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