Tag Archive for 'Cobalt'

The Mörigen arrowhead. Image credit: Thomas Schüpbach.

2,800-Year-Old Arrowhead Was Made of Meteoritic Iron, Archaeologists Say

Aug 11, 2023 by Natali Anderson

The detection of the cosmogenic isotope aluminum-26; the concentrations of nickel, cobalt, germanium and gallium; and the presence of two minerals called...

GRX-810. Image credit: NASA / Jordan Salkin.

NASA Researchers Create 3D-Printable Superalloy for Extreme Environments: GRX-810

Apr 21, 2023 by Enrico de Lazaro

Using a model-driven alloy design approach and laser-based additive manufacturing, materials scientists at NASA have developed a new oxide-dispersion-strengthened...

This artist’s impression shows an ultrahot exoplanet as it is about to transit in front of its host star. Image credit: M. Kornmesser / ESO.

Barium Detected in Atmospheres of Two Ultrahot Jupiters

Oct 13, 2022 by News Staff

Barium, a chemical element with the symbol Ba and atomic number 56, is the heaviest element detected to date in any exoplanetary atmosphere. This artist’s...

Scanning electron microscopy image (colorized) showing edscottite in the polished Wedderburn section from the UCLA Meteorite Collection. Image credit: Ma & Rubin, doi: 10.2138/am-2019-7102.

Edscottite: Mineral ‘Never Seen in Nature’ Discovered inside Meteorite

Sep 7, 2019 by Sergio Prostak

A meteorite found in Australia — called the Wedderburn iron meteorite because of where it was found — contains edscottite, an iron-carbide...