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Published February 2012 | public
Journal Article

Cell assemblies for reproducible multi-anvil experiments (the COMPRES assemblies)

Abstract

The multi-anvil high-pressure technique is an important tool in high-pressure mineralogy and petrology, as well as in chemical synthesis, allowing the treatment of large (millimeter-size) samples of minerals, rocks, and other materials at pressures of a few GPa to over 25 GPa and simultaneous uniform temperatures up to 2500 °C and higher. A series of cell assemblies specially designed and implemented for interlaboratory use are described here. In terms of the size of the pressure medium and the anvil truncation size, the five sizes of assemblies developed here are an 8/3, 10/5, 14/8, 18/12, and 25/15 assembly. As of this writing, these assemblies are in widespread use at many laboratories. The details of design, construction, and materials developed or used for the assemblies are presented here.

Additional Information

© 2012 Mineralogical Society of America. Manuscript received: March 26, 2011; manuscript accepted: November 1, 2011; manuscript handled by Lars Ehm. This research was supported by COMPRES, the Consortium for Materials Property Research in Earth Sciences under NSF cooperative agreement EAR 01-35554. Portions of this work were performed at GeoSoilEnviroCARS (Sector 13), Advanced Photon Source (APS), Argonne National Laboratory. GeoSoilEnviroCARS is supported by the National Science Foundation-Earth Sciences (EAR-0217473), Department of Energy–Geosciences (DE-FG02-94ER14466) and the state of Illinois. Use of the APS was supported by the U.S. Department of Energy, Office of Science, Office of Basic Energy Sciences, under Contract No. W-31-109-ENG-38. The authors would like to thank Kai Ekbundit and Todd Selski for making us aware of laser-cutting methods, and Anders Henrickson and Thomas Henrickson for developments in ceramic injection-molding. Robert Kramer contributed to the design of the paper gaskets. Valuable input into the project was provided by many multi-anvil experts including Gabriel Gwanmesia, Jennifer Kung, Tony Withers, Yingwei Fei, James Van Orman, and many others. The graphical figures of pressure calibrations benefited from graphical work by Susan Selkirk in the School of Earth and Space Exploration, Arizona State University.

Additional details

Created:
August 19, 2023
Modified:
October 24, 2023