| CPC C01B 32/907 (2017.08) [C01P 2002/52 (2013.01); C01P 2002/72 (2013.01); C01P 2002/76 (2013.01); C01P 2002/77 (2013.01); C01P 2006/21 (2013.01); C01P 2006/40 (2013.01)] | 20 Claims |

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1. A carbon-based clathrate compound of a formula Ca8BxC46-x having a clathrate lattice structure.
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