Quantitative and qualitative changes of
β
Hegdahl, Trond ;Silness, John
π
Article
π
1971
π
John Wiley and Sons
π
English
β 492 KB
## Abstract Oneβthousand gamma particles in spherical amalgam and 1000 spherical gamma particles embedded in resin were sectioned, and the diameters for the sections were measured. Microhardness determinations were done on 50 particle sections in amaglam containing 46% mercury, 50 sections in amalg