The analysis of fossil ungulate cheek teeth has long been one of the main sources of information about the terrestrial environments of the Cenozoic, but th... M Fortelius,N Solounias - 《American Museum Novitates》 被引量: 813发表: 2000年 Formation of nanostructured surface layer on AISI 304...
Literaturereview-Findings Wefoundalargernumberofstudiesthananticipated(45) Fewstudiesmentionattritioninpublications. Ametaanalysisofattritionbasedon12studiesofpeopleaged65andovershowedattritionwasassociatedwithbeingolder,havingpoorfunctioningandcognitiveimpairment,livingaloneandnotbeingmarried(Chatfieldetal,2005) However...
Theoretical study and analysis show that there are two contributions to superior flotability for attrition-scrubbing samples. The first is that the attrition-scrubbing samples can uncover more ferrous ions on the newly-produced fresh ilmenite surface, resulting in the increase in active sites. The ...