Jesse Schelfhout: Fine-structure constant | University of Oxford Department of Physics

History of recommended values for the inverse fine-structure constant

Plot of values and uncertainties of reciprocal of fine-structure constant from 1929 to 2022

Complete history of recommended values for the inverse fine-structure constant. Error bars represent one standard error (values before 1952 have been converted from probable errors).

Zooming in...

Plot of values and uncertainties of reciprocal of fine-structure constant from 1947 to 2022

Subset of history of recommended values for the inverse fine-structure constant. Error bars represent one standard error (values before 1952 have been converted from probable errors).

Zooming in...

Plot of values and uncertainties of reciprocal of fine-structure constant from 1969 to 2022

Subset of history of recommended values for the inverse fine-structure constant. Error bars represent one standard error.

Zooming in...

Plot of values and uncertainties of reciprocal of fine-structure constant from 1986 to 2022

Subset of history of recommended values for the inverse fine-structure constant. Error bars represent one standard error.

Zooming in...

Plot of values and uncertainties of reciprocal of fine-structure constant from 1998 to 2022

Subset of history of recommended values for the inverse fine-structure constant. Error bars represent one standard error.

Full history of recommended values for the inverse fine-structure constant

Sequence of plots presenting history of recommended values for the inverse fine-structure constant