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Herwig  7.2.1
Interfaces defined for the Herwig::ShowerAlphaQED class.
Brief class description:
This (concrete) class describes the QED alpha running.
See also Herwig::ShowerAlphaQED

Name: CouplingSource
Type: Switch

Description:
Where to get the coupling from
Registered options:
0(Local)
Use the local value
1(Thompson)
Use the Thompson value from the StamdardModel object
2(MZ)
Use the value at MZ from the StandardModel object
Default value: 0

Name: Alpha
Type: Parameter

Description:
The value of alpha_EM
Default value: 0.00729927
Minimum value: 0
Maximum value: 1

There may be interfaces inherited from the Herwig::ShowerAlpha class.