Anyone know the current state of the art on "tabletop" particle accelerators? https://newatlas.com/berkely-world-record-compact-particle-accelerator/35118/ htt

Anyone know the current state of the art on "tabletop" particle accelerators? https://newatlas.com/berkely-world-record-compact-particle-accelerator/35118/ https://newatlas.com/berkely-world-record-compact-particle-a... https://news.stanford.edu/stories/2019/09/precision-physics-tabletop-experiments https://news.stanford.edu/stories/2019/09/precision-physics-...