fix_modify AtC control momentum none 
fix_modify AtC control momentum rescale <frequency>
fix_modify AtC control momentum glc_displacement 
fix_modify AtC control momentum glc_velocity 
fix_modify AtC control momentum hoover 
fix_modify AtC control momentum flux [faceset face_set_id, interpolate]
fix_modify AtC control momentum glc_velocity 
 fix_modify AtC control momentum flux faceset bndy_faces 
 
only to be used with specific transfers : elastic 
 rescale not valid with time filtering activated 
none
 1.6.1
 1.6.1