The Boc Group, Inc.

Forschungszentrum Julich Gmbh

Helmut Ullmann

Frank Tietz

Detlev Stöver

Martin Bülow

Wolfgang Burckhardt

Jürgen Böer

Hans Ulrich Guth

Vladimir V Vashook

Mahmoud Al Daroukh

Vladimir Vashuk

Composites and methods useful for oxygen sorption and other uses are presented, the composites comprising:

Oxygen sorbent compositions and methods of using same

Compositions and methods useful for oxygen sorption and other uses are presented, the compositions A composite material comprising components (A) and (B), wherein component (A) is selected from crystalline ceramic materials capable of forming a stable, reversible perovskite crystal phase at elevated temperatures (T&#x3e;500&#xb0; C.), and combinations thereof, and component (B) comprises a metal selected from rhodium (Rh), platinum (Pt), palladium (Pd), nickel (Ni) and silver (Ag), and combinations and alloys of these metals.

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Freital, Germany

Helmut Ullmann