added name energy flux density, as Gor'kov uses it

4 jobs for bugfix/energy_density in 5 minutes and 4 seconds (queued for 2 seconds)
Status Job ID Name Coverage
  Preprocessing
passed #240651
linting

00:01:09

 
  Testing
passed #240652
test

00:01:21

 
  Documentation
passed #240653
coverage

00:01:08

97.0%
passed #240654
pages

00:01:24