✉news SciencePhysics first seen 2 d ago, last 2 d ago, peak #24
Electron Pairs in Helium Push X-Ray Generation Past Single-Electron Limits
Original: Electron Pairs in Helium Push X-Ray Generation Past the Single-Electron Cutoff
Researchers report that correlated electron pairs in helium atoms enable X-ray generation at intensities beyond what single-electron models predict. The finding suggests two-electron dynamics play a decisive role in high-field light-matter interactions, challenging long-standing assumptions used to model X-ray emission and potentially informing future experiments at free-electron laser facilities.
Why now: A new physics result revises how scientists understand X-ray generation in helium, drawing attention from the research community
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