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Figure 1:
Top: Summary of the systems that have been used to probe the constancy of the fundamental constants and their position in a space-time diagram in which the cone represents our past light cone. The shaded areas represents the comoving space probed by different tests. Bottom: The look-back time-redshift relation for the standard ![]() |
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Figure 2:
Evolution of the comparison of different atomic clocks summarized in Table 7. |
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Figure 3:
Summary of the values of some coefficients entering the parameterization (70 ![]() |
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Figure 4:
Summary of the direct constraints on ![]() ![]() |
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Figure 5:
Left: Level scheme of nuclei participating to the 4He ![]() ![]() ![]() ![]() |
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Figure 6:
(Left): variation of the light element abundances in function of ![]() ![]() ![]() ![]() |
http://www.livingreviews.org/lrr-2011-2 |
Living Rev. Relativity 14, (2011), 2
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