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High-Pressure Synthesis and<i> In-Situ</i> Physical Property Measurement Using Boron-Doped Diamond

MetadataDetails
Publication Date2022-09-01
JournalThe Review of High Pressure Science and Technology
AuthorsRyo Matsumoto, Sayaka Yamamoto, Yoshihiko Takano
InstitutionsNational Institute for Materials Science, University of Tsukuba

Temperature and pressure are essential parameters in the synthesis, evaluation, and application of functional materials. In this study, we fabricate a boron-doped diamond heater, thermometer, and measurement electrode on a diamond anvil. The proposed diamond anvil cell allows simultaneous control of temperature and pressure within the sample space and can be used to synthesize functional materials under extreme conditions. The various components of the boron-doped diamond can be used repeatedly until the anvil itself is broken. The developed system has been demonstrated via the high-pressure synthesis of BiS2-based superconductors and the new compound Sn3S4. This technique shows promise for further exploration of superconductors to broaden the exploration space.