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Why black holes pulse brightly

Black holes can produce oscillating outbursts of radiation that were thought to be associated with high rates of infalling matter. The observation of pulses of visible light from a black hole complicates this picture. See Letter p.54

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Figure 1: Light pulses from irregular accretion onto black holes.


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  1. Bowyer, S, Byram, E. T., Chubb, T. A. & Friedman, H. Science 147, 394–398 (1965).

    Article  ADS  CAS  Google Scholar 

  2. Webster, B. L. & Murdin, P. Nature 235, 37 (1972).

    Article  ADS  Google Scholar 

  3. Kimura, M. et al. Nature 529, 54–58 (2016).

    Article  ADS  CAS  Google Scholar 

  4. Fender, R. P. & Belloni, T. Annu. Rev. Astron. Astrophys. 42, 317 (2004).

    Article  ADS  CAS  Google Scholar 

  5. Casares, J., Charles, P. A. & Naylor, T. Nature 355, 614–617 (1992).

    Article  ADS  Google Scholar 

  6. Khargharia, J., Froning, C. S. & Robinson, E. L. Astrophys. J. 716, 1105 (2010).

    Article  ADS  CAS  Google Scholar 

  7. Miller-Jones, J. C. A. et al. Astrophys. J. 706, L230–L234 (2009).

    Article  ADS  Google Scholar 

Download references

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Correspondence to Poshak Gandhi.

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Gandhi, P. Why black holes pulse brightly. Nature 529, 28–29 (2016).

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