E. S. Steenstra, N. Agmon, J. Berndt, S. Klemme, S. Matveev & W. van Westrenen ABSTRACT: The depletions of potassium (K) and sodium (Na) in samples from planetary interiors have long been considered as primary evidence for their volatile behavior during planetary...
Alan Levett, Emma J. Gagen, Hui Diao, Paul Guagliardo, Llew Rintoul, Anat Paz, Paulo M. Vasconcelos, Gordon Southam ABSTRACT: Demonstrating the biogenicity of presumptive microfossils in the geological record often requires sup- porting chemical signatures, including...
Yuji Tanaka1, Takako Yamashita, and Masayasu Nagoshi ABSTRACT: Hydrocarbon contamination introduced during point, line and map analyses in a field emission electron probe microanalysis (FE-EPMA) was investigated to enable reliable quantitative analysis of trace...