6533b7d6fe1ef96bd12664d2

RESEARCH PRODUCT

Temperature dependence of slow-positron production and of positronium formation on untreated surfaces

R. LeyJ. DahmG. WerthK. D. Niebling

subject

Materials sciencePhysics and Astronomy (miscellaneous)General Engineeringchemistry.chemical_elementParticle acceleratorGeneral ChemistryTungstenMathematics::Geometric Topologylaw.inventionPositroniumMetalPositronchemistrylawvisual_artvisual_art.visual_art_mediumPhysics::Accelerator PhysicsGeneral Materials SciencePositron emissionAtomic physicsBeam (structure)

description

Low-energy positron emission from tungsten moderators, placed at a electron accelerator beam stop slows down with increasing moderator temperature. Efficient positronium formation is reported on untreated and unoriented metal surfaces at higher target temperatures.

https://doi.org/10.1007/bf00626408