Physical Chemistry

Metallurgical Transactions A

, 6:1915

First online:

Measurement of the solubility of hydrogen in solid magnesium

  • Z. D. PopovicAffiliated withXerox Research Center of Canada Ltd.
  • , G. R. PiercyAffiliated withDepartment of Metallurgy and Materials Science, McMaster University

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The solubility of hydrogen in magnesium was measured by a direct volume displacement method during absorption at temperatures between 676 K and 876 K, and pressures between 6.6 and 101 MPa. The solubility followed Sievert’s law and gave a heat of solution of 24,400 ± 1200 J/1/2 mole H2.