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Pulsations in the X-radiation of the Crab Nebula

Abstract

THIS report presents the final results of observations of pulsations in the X-ray flux in the 2.5 to 30 keV range coming from the direction of the Crab Nebula.

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References

  1. Staelin, D. H., and Reifenstein, E. C., Science, 162, 1481 (1969).

    Article  ADS  Google Scholar 

  2. Cocke, W. J., Disney, H. J., and Taylor, D. J., Nature, 221, 525 (1969).

    Article  ADS  Google Scholar 

  3. Fritz, G., Henry, R. C., Meekins, J. F., Chubb, T. A., and Friedman, H., Science, 164, 709 (1969).

    Article  ADS  CAS  Google Scholar 

  4. Bradt, H., Rappaport, S., Mayer, W., Mather, R. E., Warner, B., MacFarlane, M., and Kristian, J., Nature, 222, 728 (1969).

    Article  ADS  Google Scholar 

  5. Boldt, E. A., Desai, U. D., Holt, S. S., Serlemitsos, P. J., and Silverberg, R. F., Nature, 223, 280 (1969).

    Article  ADS  Google Scholar 

  6. Ducros, G., Ducros, R., Rocchia, R., and Tarrius, A., CR Acad. Sci., 269, 922 (1969).

    ADS  Google Scholar 

  7. Ducros, G., Ducros, R., Rocchia, R., and Tarrius, A., Astron. Astrophys. (in the press).

  8. Drake, F. D., and Craft, H. D., Nature, 220, 231 (1968).

    Article  ADS  Google Scholar 

  9. Fishman, G. F., Harnden, F. R., and Haymes, R. G., Astrophys. J. Lett., 156, L107 (1969).

    Article  ADS  Google Scholar 

  10. Floyd, F. W., Glass, J. S., and Schnopper, H. W., Nature, 224, 50 (1969).

    Article  ADS  Google Scholar 

  11. Overbeck, J. W., Astrophys. J., 141, 864 (1965).

    Article  ADS  Google Scholar 

  12. Slysh, V. L., Nature, 224, 159 (1969).

    Article  ADS  Google Scholar 

  13. Ryter, C., Nature, 226, 1040 (1970).

    Article  ADS  CAS  Google Scholar 

  14. Allen, C. W., Astrophysical Quantities, second ed. (London, 1964).

    Book  Google Scholar 

  15. Naranan, S., and Shah, G. A., Nature, 225, 836 (1970).

    Article  ADS  Google Scholar 

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DUCROS, G., DUCROS, R., ROCCHIA, R. et al. Pulsations in the X-radiation of the Crab Nebula. Nature 227, 152–154 (1970). https://doi.org/10.1038/227152a0

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