News Published: 19 July 1924 X-ray Studies on the Crystal Structure of Iron and Steel H. C. H. C. Nature 114, 94 (1924) Cite this article ...

Crystal structure of iron in Earth's inner core. Experiments by Tateno et al. revealed that iron adopts hexagonal-closed-packed structure at ultrahigh-press and temperature conditions ...

The study, by Dr. Shigehiko Tateno of the Tokyo Institute of Technology in Tokyo, Japan, and colleagues was titled, "The Structure of Iron in Earth’s Inner Core." ...