The constancy of the constants of nature: updates. (English) Zbl 1242.00031
Summary: The current observational and experimental constraints on the time variation of the constants of nature (the fine structure constant \(\alpha \), the gravitational constant \(G\) and the proton-electron mass ratio \(\mu = m_{p}/m_{e}\)) are reviewed.
MSC:
00A79 | Physics |
00-02 | Research exposition (monographs, survey articles) pertaining to mathematics in general |
81-02 | Research exposition (monographs, survey articles) pertaining to quantum theory |
83-02 | Research exposition (monographs, survey articles) pertaining to relativity and gravitational theory |