The influence of sulfur on the electrical resistivity of hcp iron: Implications for the core conductivity of Mars and Earth

• Published in: Geophysical research letters Vol. 44; no. 16; pp. 8254 - 8259
• Main Authors: Suehiro, Sho, Ohta, Kenji, Hirose, Kei, Morard, Guillaume, Ohishi, Yasuo
• Format: Journal Article
• Language: English
• Published: Washington John Wiley & Sons, Inc 28.08.2017
• Subjects: Alloying effects; Alloying elements; Alloys; Close packed lattices; Conductivity; Cores; Electrical resistivity; Ferrous alloys; Geochemistry; high pressure; impurity resistivity; Iron; Mars; Mars's and Earth's core; Planetary cores; Planetary evolution; Planets; Sulfur; Terrestrial planets; Thermal evolution
• ISSN: 0094-8276; 1944-8007
• DOI: 10.1002/2017GL074021

Cosmochemical and geochemical studies suggest sulfur (S) as a light alloying element in the iron‐rich cores of telluric planets, but there is no report of sulfur's alloying effect on the electrical and thermal transport properties of iron (Fe); a subject that is closely related to the dynamo ac...