Diamond anvils used for studying iron-helium reactions under high pressures that occurred during the formation of Earth’s core. Selected for a Synopsis in Physics Magazine and for an Editors’ Suggestion.

From the article:

Formation of Iron-Helium Compounds under High Pressure
Haruki Takezawa, Han Hsu, Kei Hirose, Fumiya Sakai, Suyu Fu, Hitoshi Gomi, Shiro Miwa, and Naoya Sakamoto
Phys. Rev. Lett. 134, 084101 (2025)

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