Spectral shifts near compact objects |
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Authors: | Kayll Lake Eric Myra |
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Institution: | (1) Astronomy Group, Department of Physics, Queen's University at Kingston, Ontario, Canada |
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Abstract: | We show that radiation emitted from material freely falling toward a black hole or neutron star cannot be blue-shifted as recently claimed by Cohen and Struble. The relativistic corrections to the classical apparent limb angle are given explicitly for spherical sources in collapse. |
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