Proton FLASH Radiotherapy, Hailed by Publication As 'Breakthrough', Also Being Pioneered By Lumitron Technologies With Electrons. Physics World (PW) unveiled is annual list of breakthroughs this December showcasing its Top 10 innovations of 2022. A panel of PW editors made their selections based on the following criteria: Significant advance in knowledge or understanding Importance of work for scientific progress and/or development of real-world applications Of general inter