TeV blazars - Observations and models

  • Henric Krawczynski

Research output: Contribution to journalShort surveypeer-review

45 Scopus citations

Abstract

Since the first TeV blazar Markarian (Mrk) 421 was detected in 1992, the number of established TeV γ-ray emitting BL Lac objects has grown to 6, with redshifts ranging from 0.031 (Mrk 421) to 0.129 (H 1426 + 428). The intensive study of these sources has had a major impact on our understanding of the blazar phenomenon. The most notable observational results have been extremely fast large amplitude flux and spectral variability on hour time scales, and a pronounced X-ray - TeV γ-ray flux correlation. In this paper, we discuss recent observational results and report on progress in their theoretical interpretation.

Original languageEnglish
Pages (from-to)367-373
Number of pages7
JournalNew Astronomy Reviews
Volume48
Issue number5-6
DOIs
StatePublished - Apr 2004

Keywords

  • Galaxies: BL Lacertae objects
  • Galaxies: Jets
  • γ-rays: Observations
  • γ-rays: Theory

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