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Advances in Astronomy
Volume 2014 (2014), Article ID 192513, 5 pages
http://dx.doi.org/10.1155/2014/192513
Research Article

HCO+ and Radio Continuum Emission from the Star Forming Region G75.78+0.34

Departamento de Física, Centro de Ciências Naturais e Exatas, Universidade Federal de Santa Maria, 97105-900 Santa Maria, RS, Brazil

Received 30 September 2013; Accepted 4 December 2013; Published 22 January 2014

Academic Editor: William Reach

Copyright © 2014 Rogemar A. Riffel and Everton Lüdke. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

Linked References

  1. H. J. Habing and F. P. Israel, “Compact H II regions and OB star formation,” Annual Review of Astronomy and Astrophysics, vol. 17, pp. 345–383, 1979. View at Publisher · View at Google Scholar
  2. J. Franco, S. E. Kurtz, G. García-Segura, and P. Hofner, “The evolution of HII regions,” Astrophysics and Space Science, vol. 272, no. 1–3, pp. 169–179, 2000. View at Publisher · View at Google Scholar · View at Scopus
  3. S. Kurtz, “Massive star birth: a crossroads of astrophysics,” in Proceedings of the IAU Symposium, R. Cesaroni, M. Felli E, E. Churchwell, and C. M. Walmsley, Eds., p. 111, Sicily, Italy, 2005.
  4. J. M. Afonso, J. L. Yun, and D. P. Clemens, “HCN in Bok globules: a good tracer of collapsing cores,” Astronomical Journal, vol. 115, no. 3, pp. 1111–1117, 1998. View at Publisher · View at Google Scholar · View at Scopus
  5. D. S. Shepherd and E. Churchwell, “Bipolar molecular outflows in massive star formation regions,” The Astrophysical Journal, vol. 472, no. 1, pp. 225–239, 1996. View at Publisher · View at Google Scholar · View at Scopus
  6. D. S. Shepherd, E. Churchwell, and D. J. Wilner, “A high spatial resolution study of the ON2 massive star-forming region,” The Astrophysical Journal, vol. 482, no. 1, pp. 355–371, 1997. View at Publisher · View at Google Scholar · View at Scopus
  7. R. A. Riffel and E. Lüdke, “CN emission from the H II regions G75.78+0.34 and G75.77+0.34,” Monthly Notices of the Royal Astronomical Society, vol. 404, no. 3, pp. 1449–1456, 2010. View at Publisher · View at Google Scholar
  8. H. E. Matthews, W. M. Goss, A. Winnberg, and H. J. Habing, “Compact H II regions near the OH source ON-2,” Astronomy & Astrophysics, vol. 29, pp. 309–314, 1973. View at Google Scholar
  9. A. Sánchez-Monge, S. Kurtz, A. Palau et al., “Deciphering the ionized gas content in the massive star-forming complex G75.78+0.34,” The Astrophysical Journal, vol. 766, no. 2, p. 114, 2013. View at Publisher · View at Google Scholar
  10. W. J. Welch, D. D. Thornton, R. L. Plambeck et al., “The Berkeley-Illinois-Maryland-association millimeter array,” Publications of the Astronomical Society of the Pacific, vol. 108, no. 719, pp. 93–103, 1996. View at Google Scholar
  11. R. J. Sault, P. J. Teuben, and M. C. H. Wright, Astronomical Data Analysis Software and Systems IV, vol. 77 of ASP Conference Series, Astronomical Society of the Pacific, San Francisco, Calif, USA, 1995.
  12. D. O. S. Wood and E. Churchwell, “The morphologies and physical properties of ultracompact H II regions,” The Astrophysical Journal, vol. 69, pp. 831–895, 1989. View at Publisher · View at Google Scholar
  13. P. Hofner and E. Churchwell, “A survey of water maser emission toward ultracompact HII regions,” Astronomy & Astrophysics, vol. 120, no. 2, pp. 283–299, 1996. View at Publisher · View at Google Scholar · View at Scopus
  14. N. Panagia and C. M. Walmsey, “Radio source angular diameters,” Astronomy & Astrophysics, vol. 70, p. 411, 1978. View at Google Scholar
  15. K. Rohlfs and T. L. Wilson, Tools of Radio Astronomy, Springer, New York, NY, USA, 2000.
  16. P. Carral, S. E. Kurtz, L. F. Rodríguez, C. de Pree, and P. Hofner, “Detection of 7 millimeter sources near cometary H II regions,” The Astrophysical Journal Letters, vol. 486, no. 2, pp. L103–L106, 1997. View at Publisher · View at Google Scholar · View at Scopus
  17. N. Matthews, M. Andersson, and G. H. Macdonald, “ON2—a complex star formation region,” Astronomy & Astrophysics, vol. 155, no. 1, pp. 99–103, 1986. View at Google Scholar
  18. M. R. Hogerheijde, SFChem 2002: Chemistry as a Diagnostic of Star Formation, Proceedings of the Conference held in Waterloo, Canada, NRC Press, Ottawa, Canada, 2002.
  19. L. Zhu, M. C. H. Wright, J. Zhao, and Y. Wu, “Dust and HCO+ gas in the star-forming core W3-SE,” The Astrophysical Journal, vol. 712, no. 1, p. 674, 2010. View at Publisher · View at Google Scholar
  20. M. S. N. Kumar, M. Tafalla, and R. Bachiller, “The structure of the Onsala 1 star forming region,” Astronomy & Astrophysics, vol. 426, no. 1, pp. 195–200, 2004. View at Publisher · View at Google Scholar · View at Scopus
  21. Y. C. Minh, Y.-N. Su, H.-R. Chen, S.-Y. Liu, C.-H. Yan, and S.-J. Kim, “Submillimeter array observations toward the massive star-forming core MM1 of W75N,” The Astrophysical Journal, vol. 723, no. 2, pp. 1231–1240, 2010. View at Publisher · View at Google Scholar · View at Scopus
  22. L. A. Zapata, A. Palau, P. T. P. Ho et al., “Forming an early O-type star through gas accretion?” Astronomy & Astrophysics, vol. 479, no. 2, pp. L25–L28, 2008. View at Publisher · View at Google Scholar