Abstract
From some available literatures, a sample of 393 radio sources is selected. The core and extended spectral indices are calculated. Results show that the core spectral index is different from the extended spectral index with the middle values approximately being 0 and 0.8 respectively.
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References
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Acknowledgements
This work is partially supported by the National Natural Science Foundation of China (NSFC 11173009, NSFC 11203007), the Bureau of Education of Guangzhou Municipality (No. 11 Sui-Jiao-Ke [2009]), the Guangdong Province Universities and Colleges Pearl River Scholar Funded Scheme (GDUPS) (2009), the Yangcheng Scholar Funded Scheme (10A027S), the support for Astrophysics Key Subject of Guangzhou City, and the research fund of Hunan University of Arts and Science (JJZD 201101).
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Yang, R.S., Yang, J.H. & Nie, J.J. Effective Spectral Indices of Core and Extended Emissions for Radio Sources. J Astrophys Astron 35, 405–406 (2014). https://doi.org/10.1007/s12036-014-9242-8
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DOI: https://doi.org/10.1007/s12036-014-9242-8