People interested in the VPP aspects should also see a recent paper (from the people at Biohub) showing that tilt-series alignments can be improved with phase plate usage.
journals.iucr.org/m/issues/202...
We use sub-2 Å single-particle analysis and analytical contrast transfer function modeling to show that the Volta phase plate (VPP) boosts low-frequency signal relevant for cryo-electron tomography (c...